锘??xml version="1.0" encoding="utf-8" standalone="yes"?><rss version="2.0" xmlns:dc="http://purl.org/dc/elements/1.1/" xmlns:trackback="http://madskills.com/public/xml/rss/module/trackback/" xmlns:wfw="http://wellformedweb.org/CommentAPI/" xmlns:slash="http://purl.org/rss/1.0/modules/slash/"><channel><title>&#22269;&#20135;&#31934;&#21697;&#32654;&#22899;&#20037;&#20037;&#20037;&#20037;&#20037;&#50;&#48;&#49;&#56;&#44;&#27431;&#32654;&#20037;&#20037;&#20037;&#20037;&#20037;&#44;&#27431;&#32654;&#40657;&#20154;&#28608;&#24773;&#24615;&#20037;&#20037;</title><link>http://www.shnenglu.com/qhpeklh5959/category/20345.html</link><description>鏌崇誕鍥犻璧?/description><language>zh-cn</language><lastBuildDate>Sun, 24 Feb 2013 14:41:33 GMT</lastBuildDate><pubDate>Sun, 24 Feb 2013 14:41:33 GMT</pubDate><ttl>60</ttl><item><title>Codeforces Round#168(Div 2)B Convex Shape</title><link>http://www.shnenglu.com/qhpeklh5959/articles/197966.html</link><dc:creator>嫻呴洦姝?/dc:creator><author>嫻呴洦姝?/author><pubDate>Wed, 20 Feb 2013 21:52:00 GMT</pubDate><guid>http://www.shnenglu.com/qhpeklh5959/articles/197966.html</guid><wfw:comment>http://www.shnenglu.com/qhpeklh5959/comments/197966.html</wfw:comment><comments>http://www.shnenglu.com/qhpeklh5959/articles/197966.html#Feedback</comments><slash:comments>0</slash:comments><wfw:commentRss>http://www.shnenglu.com/qhpeklh5959/comments/commentRss/197966.html</wfw:commentRss><trackback:ping>http://www.shnenglu.com/qhpeklh5959/services/trackbacks/197966.html</trackback:ping><description><![CDATA[<p style="color: #362e2b; font-family: Arial; line-height: 26px; background-color: #ffffff;">棰樼洰榪炴帴錛歨ttp://codeforces.com/contest/275/problem/B</p><p style="color: #362e2b; font-family: Arial; line-height: 26px; background-color: #ffffff;">鐢ㄦ繁鎼滃啓鐨勶紝瀵逛簬姣忎竴涓粦鏍煎瓙錛屽垎鍥涗釜鏂瑰悜娣辨悳錛屽洜涓烘湁鍥涚鎯呭喌錛屾爣璁版暟緇勪篃灝辨湁浜嗗洓縐嶇姸鎬侊紝鍗寵褰曡搗鐐逛粠鍝釜鏂瑰悜寮�濮嬪嚭鍙戠殑錛堣繖涓繕鏈夎褰曟嫄寮鏁板潎涓哄�熼壌寰楁潵錛屼笉榪囧ソ姝規槸鍙堝浼氫簡鏂扮殑澶勭悊鏂瑰紡錛夈�?/p><p style="color: #362e2b; font-family: Arial; line-height: 26px; background-color: #ffffff;">鏈�榪戜竴鐩村湪澶嶄範鍑嗗琛ヨ�冿紝琛ㄧず鑴戞畫鎵嬫畫鐨刡uff鍙堝紑濮嬭倖铏愪簡錛屽啓涓�涓悳绱㈢珶鐒惰鎴戞牱渚嬮兘榪囦笉鍘誨ソ鍑犳銆傘�?br /><div style="background-color:#eeeeee;font-size:13px;border:1px solid #CCCCCC;padding-right: 5px;padding-bottom: 4px;padding-left: 4px;padding-top: 4px;width: 98%;word-break:break-all"><img id="Code_Closed_Image_055155" onclick="this.style.display='none'; Code_Closed_Text_055155.style.display='none'; Code_Open_Image_055155.style.display='inline'; Code_Open_Text_055155.style.display='inline';" height="16" src="http://www.shnenglu.com/images/OutliningIndicators/ContractedBlock.gif" width="11" align="top"><img id="Code_Open_Image_055155" style="display: none" onclick="this.style.display='none'; Code_Open_Text_055155.style.display='none'; Code_Closed_Image_055155.style.display='inline'; Code_Closed_Text_055155.style.display='inline';" height="16" src="http://www.shnenglu.com/images/OutliningIndicators/ExpandedBlockStart.gif" width="11" align="top"><span id="Code_Closed_Text_055155" style="border-right: #808080 1px solid; border-top: #808080 1px solid; border-left: #808080 1px solid; border-bottom: #808080 1px solid; background-color: #ffffff">view code</span><span id="Code_Open_Text_055155" style="display: none"><br /><!--<br /><br />Code highlighting produced by Actipro CodeHighlighter (freeware)<br />http://www.CodeHighlighter.com/<br /><br />--><span style="color: #008080; ">&nbsp;1</span>&nbsp;<span style="color: #000000; ">#include&nbsp;</span><span style="color: #000000; ">&lt;</span><span style="color: #000000; ">iostream</span><span style="color: #000000; ">&gt;</span><span style="color: #000000; "><br /></span><span style="color: #008080; ">&nbsp;2</span>&nbsp;<span style="color: #000000; ">#include&nbsp;</span><span style="color: #000000; ">&lt;</span><span style="color: #000000; ">cstdio</span><span style="color: #000000; ">&gt;</span><span style="color: #000000; "><br /></span><span style="color: #008080; ">&nbsp;3</span>&nbsp;<span style="color: #000000; ">#include&nbsp;</span><span style="color: #000000; ">&lt;</span><span style="color: #000000; ">cstdlib</span><span style="color: #000000; ">&gt;</span><span style="color: #000000; "><br /></span><span style="color: #008080; ">&nbsp;4</span>&nbsp;<span style="color: #000000; ">#include&nbsp;</span><span style="color: #000000; ">&lt;</span><span style="color: #000000; ">cstring</span><span style="color: #000000; ">&gt;</span><span style="color: #000000; "><br /></span><span style="color: #008080; ">&nbsp;5</span>&nbsp;<span style="color: #000000; ">#include&nbsp;</span><span style="color: #000000; ">&lt;</span><span style="color: #000000; ">cmath</span><span style="color: #000000; ">&gt;</span><span style="color: #000000; "><br /></span><span style="color: #008080; ">&nbsp;6</span>&nbsp;<span style="color: #000000; ">#include&nbsp;</span><span style="color: #000000; ">&lt;</span><span style="color: #000000; ">algorithm</span><span style="color: #000000; ">&gt;</span><span style="color: #000000; "><br /></span><span style="color: #008080; ">&nbsp;7</span>&nbsp;<span style="color: #000000; "></span><span style="color: #0000FF; ">using</span><span style="color: #000000; ">&nbsp;</span><span style="color: #0000FF; ">namespace</span><span style="color: #000000; ">&nbsp;std;<br /></span><span style="color: #008080; ">&nbsp;8</span>&nbsp;<span style="color: #000000; "></span><span style="color: #0000FF; ">int</span><span style="color: #000000; ">&nbsp;map[</span><span style="color: #000000; ">55</span><span style="color: #000000; ">][</span><span style="color: #000000; ">55</span><span style="color: #000000; ">],&nbsp;n,&nbsp;m;<br /></span><span style="color: #008080; ">&nbsp;9</span>&nbsp;<span style="color: #000000; "></span><span style="color: #0000FF; ">char</span><span style="color: #000000; ">&nbsp;s[</span><span style="color: #000000; ">55</span><span style="color: #000000; ">][</span><span style="color: #000000; ">55</span><span style="color: #000000; ">];<br /></span><span style="color: #008080; ">10</span>&nbsp;<span style="color: #000000; "></span><span style="color: #0000FF; ">const</span><span style="color: #000000; ">&nbsp;</span><span style="color: #0000FF; ">int</span><span style="color: #000000; ">&nbsp;d[</span><span style="color: #000000; ">4</span><span style="color: #000000; ">][</span><span style="color: #000000; ">2</span><span style="color: #000000; ">]&nbsp;</span><span style="color: #000000; ">=</span><span style="color: #000000; ">&nbsp;{</span><span style="color: #000000; ">1</span><span style="color: #000000; ">,&nbsp;</span><span style="color: #000000; ">0</span><span style="color: #000000; ">,&nbsp;</span><span style="color: #000000; ">-</span><span style="color: #000000; ">1</span><span style="color: #000000; ">,&nbsp;</span><span style="color: #000000; ">0</span><span style="color: #000000; ">,&nbsp;</span><span style="color: #000000; ">0</span><span style="color: #000000; ">,&nbsp;</span><span style="color: #000000; ">1</span><span style="color: #000000; ">,&nbsp;</span><span style="color: #000000; ">0</span><span style="color: #000000; ">,&nbsp;</span><span style="color: #000000; ">-</span><span style="color: #000000; ">1</span><span style="color: #000000; ">};<br /></span><span style="color: #008080; ">11</span>&nbsp;<span style="color: #000000; "></span><span style="color: #0000FF; ">bool</span><span style="color: #000000; ">&nbsp;inMap(</span><span style="color: #0000FF; ">int</span><span style="color: #000000; ">&nbsp;x,&nbsp;</span><span style="color: #0000FF; ">int</span><span style="color: #000000; ">&nbsp;y){<br /></span><span style="color: #008080; ">12</span>&nbsp;<span style="color: #000000; ">&nbsp;&nbsp;&nbsp;&nbsp;</span><span style="color: #0000FF; ">return</span><span style="color: #000000; ">&nbsp;x&nbsp;</span><span style="color: #000000; ">&gt;=</span><span style="color: #000000; ">&nbsp;</span><span style="color: #000000; ">0</span><span style="color: #000000; ">&nbsp;</span><span style="color: #000000; ">&amp;&amp;</span><span style="color: #000000; ">&nbsp;x&nbsp;</span><span style="color: #000000; ">&lt;</span><span style="color: #000000; ">&nbsp;n&nbsp;</span><span style="color: #000000; ">&amp;&amp;</span><span style="color: #000000; ">&nbsp;y&nbsp;</span><span style="color: #000000; ">&gt;=</span><span style="color: #000000; ">&nbsp;</span><span style="color: #000000; ">0</span><span style="color: #000000; ">&nbsp;</span><span style="color: #000000; ">&amp;&amp;</span><span style="color: #000000; ">&nbsp;y&nbsp;</span><span style="color: #000000; ">&lt;</span><span style="color: #000000; ">&nbsp;m;<br /></span><span style="color: #008080; ">13</span>&nbsp;<span style="color: #000000; ">}<br /></span><span style="color: #008080; ">14</span>&nbsp;<span style="color: #000000; "></span><span style="color: #0000FF; ">void</span><span style="color: #000000; ">&nbsp;dfs(</span><span style="color: #0000FF; ">int</span><span style="color: #000000; ">&nbsp;x,&nbsp;</span><span style="color: #0000FF; ">int</span><span style="color: #000000; ">&nbsp;y,&nbsp;</span><span style="color: #0000FF; ">int</span><span style="color: #000000; ">&nbsp;dir,&nbsp;</span><span style="color: #0000FF; ">int</span><span style="color: #000000; ">&nbsp;chg,&nbsp;</span><span style="color: #0000FF; ">int</span><span style="color: #000000; ">&nbsp;state){<br /></span><span style="color: #008080; ">15</span>&nbsp;<span style="color: #000000; ">&nbsp;&nbsp;&nbsp;&nbsp;map[x][y]&nbsp;</span><span style="color: #000000; ">=</span><span style="color: #000000; ">&nbsp;state;<br /></span><span style="color: #008080; ">16</span>&nbsp;<span style="color: #000000; ">&nbsp;&nbsp;&nbsp;&nbsp;</span><span style="color: #0000FF; ">for</span><span style="color: #000000; ">&nbsp;(</span><span style="color: #0000FF; ">int</span><span style="color: #000000; ">&nbsp;i&nbsp;</span><span style="color: #000000; ">=</span><span style="color: #000000; ">&nbsp;</span><span style="color: #000000; ">0</span><span style="color: #000000; ">;&nbsp;i&nbsp;</span><span style="color: #000000; ">&lt;</span><span style="color: #000000; ">&nbsp;</span><span style="color: #000000; ">4</span><span style="color: #000000; ">;&nbsp;i</span><span style="color: #000000; ">++</span><span style="color: #000000; ">){<br /></span><span style="color: #008080; ">17</span>&nbsp;<span style="color: #000000; ">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</span><span style="color: #0000FF; ">int</span><span style="color: #000000; ">&nbsp;xx&nbsp;</span><span style="color: #000000; ">=</span><span style="color: #000000; ">&nbsp;x&nbsp;</span><span style="color: #000000; ">+</span><span style="color: #000000; ">&nbsp;d[i][</span><span style="color: #000000; ">0</span><span style="color: #000000; ">];<br /></span><span style="color: #008080; ">18</span>&nbsp;<span style="color: #000000; ">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</span><span style="color: #0000FF; ">int</span><span style="color: #000000; ">&nbsp;yy&nbsp;</span><span style="color: #000000; ">=</span><span style="color: #000000; ">&nbsp;y&nbsp;</span><span style="color: #000000; ">+</span><span style="color: #000000; ">&nbsp;d[i][</span><span style="color: #000000; ">1</span><span style="color: #000000; ">];<br /></span><span style="color: #008080; ">19</span>&nbsp;<span style="color: #000000; ">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</span><span style="color: #0000FF; ">if</span><span style="color: #000000; ">&nbsp;(</span><span style="color: #000000; ">!</span><span style="color: #000000; ">inMap(xx,&nbsp;yy)&nbsp;</span><span style="color: #000000; ">||</span><span style="color: #000000; ">&nbsp;s[xx][yy]&nbsp;</span><span style="color: #000000; ">==</span><span style="color: #000000; ">&nbsp;</span><span style="color: #000000; ">'</span><span style="color: #000000; ">W</span><span style="color: #000000; ">'</span><span style="color: #000000; ">&nbsp;</span><span style="color: #000000; ">||</span><span style="color: #000000; ">&nbsp;map[xx][yy]&nbsp;</span><span style="color: #000000; ">==</span><span style="color: #000000; ">&nbsp;state)&nbsp;</span><span style="color: #0000FF; ">continue</span><span style="color: #000000; ">;<br /></span><span style="color: #008080; ">20</span>&nbsp;<span style="color: #000000; ">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</span><span style="color: #0000FF; ">if</span><span style="color: #000000; ">&nbsp;(i&nbsp;</span><span style="color: #000000; ">!=</span><span style="color: #000000; ">&nbsp;dir&nbsp;</span><span style="color: #000000; ">&amp;&amp;</span><span style="color: #000000; ">&nbsp;chg&nbsp;</span><span style="color: #000000; ">==</span><span style="color: #000000; ">&nbsp;</span><span style="color: #000000; ">0</span><span style="color: #000000; ">)&nbsp;dfs(xx,&nbsp;yy,&nbsp;i,&nbsp;chg&nbsp;</span><span style="color: #000000; ">+</span><span style="color: #000000; ">&nbsp;</span><span style="color: #000000; ">1</span><span style="color: #000000; ">,&nbsp;state);<br /></span><span style="color: #008080; ">21</span>&nbsp;<span style="color: #000000; ">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</span><span style="color: #0000FF; ">else</span><span style="color: #000000; ">&nbsp;</span><span style="color: #0000FF; ">if</span><span style="color: #000000; ">&nbsp;(i&nbsp;</span><span style="color: #000000; ">==</span><span style="color: #000000; ">&nbsp;dir)&nbsp;dfs(xx,&nbsp;yy,&nbsp;i,&nbsp;chg,&nbsp;state);<br /></span><span style="color: #008080; ">22</span>&nbsp;<span style="color: #000000; ">&nbsp;&nbsp;&nbsp;&nbsp;}<br /></span><span style="color: #008080; ">23</span>&nbsp;<span style="color: #000000; ">}<br /></span><span style="color: #008080; ">24</span>&nbsp;<span style="color: #000000; "></span><span style="color: #0000FF; ">int</span><span style="color: #000000; ">&nbsp;main(){<br /></span><span style="color: #008080; ">25</span>&nbsp;<span style="color: #000000; ">&nbsp;&nbsp;&nbsp;&nbsp;cin&nbsp;</span><span style="color: #000000; ">&gt;&gt;</span><span style="color: #000000; ">&nbsp;n&nbsp;</span><span style="color: #000000; ">&gt;&gt;</span><span style="color: #000000; ">&nbsp;m;<br /></span><span style="color: #008080; ">26</span>&nbsp;<span style="color: #000000; ">&nbsp;&nbsp;&nbsp;&nbsp;</span><span style="color: #0000FF; ">for</span><span style="color: #000000; ">&nbsp;(</span><span style="color: #0000FF; ">int</span><span style="color: #000000; ">&nbsp;i&nbsp;</span><span style="color: #000000; ">=</span><span style="color: #000000; ">&nbsp;</span><span style="color: #000000; ">0</span><span style="color: #000000; ">;&nbsp;i&nbsp;</span><span style="color: #000000; ">&lt;</span><span style="color: #000000; ">&nbsp;n;&nbsp;i</span><span style="color: #000000; ">++</span><span style="color: #000000; ">)&nbsp;cin&nbsp;</span><span style="color: #000000; ">&gt;&gt;</span><span style="color: #000000; ">&nbsp;s[i];<br /></span><span style="color: #008080; ">27</span>&nbsp;<span style="color: #000000; ">&nbsp;&nbsp;&nbsp;&nbsp;</span><span style="color: #0000FF; ">for</span><span style="color: #000000; ">&nbsp;(</span><span style="color: #0000FF; ">int</span><span style="color: #000000; ">&nbsp;i&nbsp;</span><span style="color: #000000; ">=</span><span style="color: #000000; ">&nbsp;</span><span style="color: #000000; ">0</span><span style="color: #000000; ">;&nbsp;i&nbsp;</span><span style="color: #000000; ">&lt;</span><span style="color: #000000; ">&nbsp;n;&nbsp;i</span><span style="color: #000000; ">++</span><span style="color: #000000; ">)<br /></span><span style="color: #008080; ">28</span>&nbsp;<span style="color: #000000; ">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</span><span style="color: #0000FF; ">for</span><span style="color: #000000; ">&nbsp;(</span><span style="color: #0000FF; ">int</span><span style="color: #000000; ">&nbsp;j&nbsp;</span><span style="color: #000000; ">=</span><span style="color: #000000; ">&nbsp;</span><span style="color: #000000; ">0</span><span style="color: #000000; ">;&nbsp;j&nbsp;</span><span style="color: #000000; ">&lt;</span><span style="color: #000000; ">&nbsp;m;&nbsp;j</span><span style="color: #000000; ">++</span><span style="color: #000000; ">){<br /></span><span style="color: #008080; ">29</span>&nbsp;<span style="color: #000000; ">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</span><span style="color: #0000FF; ">if</span><span style="color: #000000; ">&nbsp;(s[i][j]&nbsp;</span><span style="color: #000000; ">==</span><span style="color: #000000; ">&nbsp;</span><span style="color: #000000; ">'</span><span style="color: #000000; ">B</span><span style="color: #000000; ">'</span><span style="color: #000000; ">){<br /></span><span style="color: #008080; ">30</span>&nbsp;<span style="color: #000000; ">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;memset(map,&nbsp;</span><span style="color: #000000; ">0</span><span style="color: #000000; ">,&nbsp;</span><span style="color: #0000FF; ">sizeof</span><span style="color: #000000; ">(map));<br /></span><span style="color: #008080; ">31</span>&nbsp;<span style="color: #000000; ">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</span><span style="color: #0000FF; ">for</span><span style="color: #000000; ">&nbsp;(</span><span style="color: #0000FF; ">int</span><span style="color: #000000; ">&nbsp;k&nbsp;</span><span style="color: #000000; ">=</span><span style="color: #000000; ">&nbsp;</span><span style="color: #000000; ">0</span><span style="color: #000000; ">;&nbsp;k&nbsp;</span><span style="color: #000000; ">&lt;</span><span style="color: #000000; ">&nbsp;</span><span style="color: #000000; ">4</span><span style="color: #000000; ">;&nbsp;k</span><span style="color: #000000; ">++</span><span style="color: #000000; ">)&nbsp;dfs(i,&nbsp;j,&nbsp;k,&nbsp;</span><span style="color: #000000; ">0</span><span style="color: #000000; ">,&nbsp;k&nbsp;</span><span style="color: #000000; ">+</span><span style="color: #000000; ">&nbsp;</span><span style="color: #000000; ">1</span><span style="color: #000000; ">);<br /></span><span style="color: #008080; ">32</span>&nbsp;<span style="color: #000000; ">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</span><span style="color: #0000FF; ">for</span><span style="color: #000000; ">&nbsp;(</span><span style="color: #0000FF; ">int</span><span style="color: #000000; ">&nbsp;k&nbsp;</span><span style="color: #000000; ">=</span><span style="color: #000000; ">&nbsp;</span><span style="color: #000000; ">0</span><span style="color: #000000; ">;&nbsp;k&nbsp;</span><span style="color: #000000; ">&lt;</span><span style="color: #000000; ">&nbsp;n;&nbsp;k</span><span style="color: #000000; ">++</span><span style="color: #000000; ">)<br /></span><span style="color: #008080; ">33</span>&nbsp;<span style="color: #000000; ">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</span><span style="color: #0000FF; ">for</span><span style="color: #000000; ">&nbsp;(</span><span style="color: #0000FF; ">int</span><span style="color: #000000; ">&nbsp;l&nbsp;</span><span style="color: #000000; ">=</span><span style="color: #000000; ">&nbsp;</span><span style="color: #000000; ">0</span><span style="color: #000000; ">;&nbsp;l&nbsp;</span><span style="color: #000000; ">&lt;</span><span style="color: #000000; ">&nbsp;m;&nbsp;l</span><span style="color: #000000; ">++</span><span style="color: #000000; ">)<br /></span><span style="color: #008080; ">34</span>&nbsp;<span style="color: #000000; ">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</span><span style="color: #0000FF; ">if</span><span style="color: #000000; ">&nbsp;(s[k][l]&nbsp;</span><span style="color: #000000; ">==</span><span style="color: #000000; ">&nbsp;</span><span style="color: #000000; ">'</span><span style="color: #000000; ">B</span><span style="color: #000000; ">'</span><span style="color: #000000; ">&nbsp;</span><span style="color: #000000; ">&amp;&amp;</span><span style="color: #000000; ">&nbsp;map[k][l]&nbsp;</span><span style="color: #000000; ">==</span><span style="color: #000000; ">&nbsp;</span><span style="color: #000000; ">0</span><span style="color: #000000; ">){<br /></span><span style="color: #008080; ">35</span>&nbsp;<span style="color: #000000; ">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;cout&nbsp;</span><span style="color: #000000; ">&lt;&lt;</span><span style="color: #000000; ">&nbsp;</span><span style="color: #000000; ">"</span><span style="color: #000000; ">NO</span><span style="color: #000000; ">"</span><span style="color: #000000; ">&nbsp;</span><span style="color: #000000; ">&lt;&lt;</span><span style="color: #000000; ">&nbsp;endl;<br /></span><span style="color: #008080; ">36</span>&nbsp;<span style="color: #000000; ">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</span><span style="color: #0000FF; ">return</span><span style="color: #000000; ">&nbsp;</span><span style="color: #000000; ">0</span><span style="color: #000000; ">;<br /></span><span style="color: #008080; ">37</span>&nbsp;<span style="color: #000000; ">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;}<br /></span><span style="color: #008080; ">38</span>&nbsp;<span style="color: #000000; ">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;}<br /></span><span style="color: #008080; ">39</span>&nbsp;<span style="color: #000000; ">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;}<br /></span><span style="color: #008080; ">40</span>&nbsp;<span style="color: #000000; ">&nbsp;&nbsp;&nbsp;&nbsp;cout&nbsp;</span><span style="color: #000000; ">&lt;&lt;</span><span style="color: #000000; ">&nbsp;</span><span style="color: #000000; ">"</span><span style="color: #000000; ">YES</span><span style="color: #000000; ">"</span><span style="color: #000000; ">&nbsp;</span><span style="color: #000000; ">&lt;&lt;</span><span style="color: #000000; ">&nbsp;endl;<br /></span><span style="color: #008080; ">41</span>&nbsp;<span style="color: #000000; ">&nbsp;&nbsp;&nbsp;&nbsp;</span><span style="color: #0000FF; ">return</span><span style="color: #000000; ">&nbsp;</span><span style="color: #000000; ">0</span><span style="color: #000000; ">;<br /></span><span style="color: #008080; ">42</span>&nbsp;<span style="color: #000000; "></span></span></div></p><img src ="http://www.shnenglu.com/qhpeklh5959/aggbug/197966.html" width = "1" height = "1" /><br><br><div align=right><a style="text-decoration:none;" href="http://www.shnenglu.com/qhpeklh5959/" target="_blank">嫻呴洦姝?/a> 2013-02-21 05:52 <a href="http://www.shnenglu.com/qhpeklh5959/articles/197966.html#Feedback" target="_blank" style="text-decoration:none;">鍙戣〃璇勮</a></div>]]></description></item><item><title>POJ3009 Curling 2.0</title><link>http://www.shnenglu.com/qhpeklh5959/articles/197627.html</link><dc:creator>嫻呴洦姝?/dc:creator><author>嫻呴洦姝?/author><pubDate>Wed, 30 Jan 2013 05:40:00 GMT</pubDate><guid>http://www.shnenglu.com/qhpeklh5959/articles/197627.html</guid><wfw:comment>http://www.shnenglu.com/qhpeklh5959/comments/197627.html</wfw:comment><comments>http://www.shnenglu.com/qhpeklh5959/articles/197627.html#Feedback</comments><slash:comments>0</slash:comments><wfw:commentRss>http://www.shnenglu.com/qhpeklh5959/comments/commentRss/197627.html</wfw:commentRss><trackback:ping>http://www.shnenglu.com/qhpeklh5959/services/trackbacks/197627.html</trackback:ping><description><![CDATA[<p style="color: #362e2b; font-family: Arial; line-height: 26px; background-color: #ffffff; ">棰樼洰閾炬帴錛?a  style="color: #6a3906; text-decoration: none; ">http://poj.org/problem?id=3009</a></p><p style="color: #362e2b; font-family: Arial; line-height: 26px; background-color: #ffffff; ">鐪熸槸涓嶇煡閬撴�庝箞鍥炰簨鍎匡紝鏄ㄥぉ鏅氫笂鎴戝啓浜嗕竴鏅氫笂娌C錛屼粖澶╅噸鍐欎簡涓�閬嶅氨鏋滄柇AC浜嗐�?/p><p style="color: #362e2b; font-family: Arial; line-height: 26px; background-color: #ffffff; ">榪欓亾棰樻槸浣夸竴涓簲璇ヨ鏄嫄浜嗕竴鐐瑰効寮効鐨刣fs錛屽氨鏄綋涓斾粎褰撻亣鍒伴殰紕嶇殑鏃跺�欏仠姝紝鍓╀笅鐨勬椂闂村叏閮戒竴鐩村湪璧幫紝鑰屼笖闇�瑕佸垽鏂殑鏄笅涓�姝ユ槸鍚︽槸闅滅錛岃�屼笉鏄綋鍓嶆墍鍦ㄤ綅緗槸鍚︽槸闅滅錛岃�屼笖錛岄渶瑕佺淮鎶ょ殑鏄殰紕嶄細娑堝け錛屾墍浠ラ渶瑕佺敤dfs鏉ョ淮鎸佸湴鍥劇殑鐜錛屾悳绱㈡槸閫愮偣鎼滅儲鐨勶紝灝辨槸鐢ㄤ竴涓驚鐜妸涓嶈鍋滅殑鍦版柟璺寵繃鍘誨氨琛屼簡銆傘�?br /><div style="background-color:#eeeeee;font-size:13px;border:1px solid #CCCCCC;padding-right: 5px;padding-bottom: 4px;padding-left: 4px;padding-top: 4px;width: 98%;word-break:break-all"><img id="Code_Closed_Image_134008" onclick="this.style.display='none'; Code_Closed_Text_134008.style.display='none'; Code_Open_Image_134008.style.display='inline'; Code_Open_Text_134008.style.display='inline';" height="16" src="http://www.shnenglu.com/images/OutliningIndicators/ContractedBlock.gif" width="11" align="top"><img id="Code_Open_Image_134008" style="display: none" onclick="this.style.display='none'; Code_Open_Text_134008.style.display='none'; Code_Closed_Image_134008.style.display='inline'; Code_Closed_Text_134008.style.display='inline';" height="16" src="http://www.shnenglu.com/images/OutliningIndicators/ExpandedBlockStart.gif" width="11" align="top"><span id="Code_Closed_Text_134008" style="border-right: #808080 1px solid; border-top: #808080 1px solid; border-left: #808080 1px solid; border-bottom: #808080 1px solid; background-color: #ffffff">view code</span><span id="Code_Open_Text_134008" style="display: none"><br /><!--<br /><br />Code highlighting produced by Actipro CodeHighlighter (freeware)<br />http://www.CodeHighlighter.com/<br /><br />--><span style="color: #008080; ">&nbsp;1</span>&nbsp;<span style="color: #000000; ">#include&nbsp;</span><span style="color: #000000; ">&lt;</span><span style="color: #000000; ">iostream</span><span style="color: #000000; ">&gt;</span><span style="color: #000000; "><br /></span><span style="color: #008080; ">&nbsp;2</span>&nbsp;<span style="color: #000000; ">#include&nbsp;</span><span style="color: #000000; ">&lt;</span><span style="color: #000000; ">cstdio</span><span style="color: #000000; ">&gt;</span><span style="color: #000000; "><br /></span><span style="color: #008080; ">&nbsp;3</span>&nbsp;<span style="color: #000000; ">#include&nbsp;</span><span style="color: #000000; ">&lt;</span><span style="color: #000000; ">cstdlib</span><span style="color: #000000; ">&gt;</span><span style="color: #000000; "><br /></span><span style="color: #008080; ">&nbsp;4</span>&nbsp;<span style="color: #000000; ">#include&nbsp;</span><span style="color: #000000; ">&lt;</span><span style="color: #000000; ">cstring</span><span style="color: #000000; ">&gt;</span><span style="color: #000000; "><br /></span><span style="color: #008080; ">&nbsp;5</span>&nbsp;<span style="color: #000000; ">#include&nbsp;</span><span style="color: #000000; ">&lt;</span><span style="color: #000000; ">cmath</span><span style="color: #000000; ">&gt;</span><span style="color: #000000; "><br /></span><span style="color: #008080; ">&nbsp;6</span>&nbsp;<span style="color: #000000; ">#include&nbsp;</span><span style="color: #000000; ">&lt;</span><span style="color: #000000; ">algorithm</span><span style="color: #000000; ">&gt;</span><span style="color: #000000; "><br /></span><span style="color: #008080; ">&nbsp;7</span>&nbsp;<span style="color: #000000; "></span><span style="color: #0000FF; ">using</span><span style="color: #000000; ">&nbsp;</span><span style="color: #0000FF; ">namespace</span><span style="color: #000000; ">&nbsp;std;<br /></span><span style="color: #008080; ">&nbsp;8</span>&nbsp;<span style="color: #000000; "></span><span style="color: #0000FF; ">int</span><span style="color: #000000; ">&nbsp;w,&nbsp;h,&nbsp;map[</span><span style="color: #000000; ">25</span><span style="color: #000000; ">][</span><span style="color: #000000; ">25</span><span style="color: #000000; ">],&nbsp;sx,&nbsp;sy,&nbsp;ans;<br /></span><span style="color: #008080; ">&nbsp;9</span>&nbsp;<span style="color: #000000; "></span><span style="color: #0000FF; ">bool</span><span style="color: #000000; ">&nbsp;ju;<br /></span><span style="color: #008080; ">10</span>&nbsp;<span style="color: #000000; "></span><span style="color: #0000FF; ">const</span><span style="color: #000000; ">&nbsp;</span><span style="color: #0000FF; ">int</span><span style="color: #000000; ">&nbsp;dir[</span><span style="color: #000000; ">4</span><span style="color: #000000; ">][</span><span style="color: #000000; ">2</span><span style="color: #000000; ">]&nbsp;</span><span style="color: #000000; ">=</span><span style="color: #000000; ">&nbsp;{{</span><span style="color: #000000; ">1</span><span style="color: #000000; ">,&nbsp;</span><span style="color: #000000; ">0</span><span style="color: #000000; ">},&nbsp;{</span><span style="color: #000000; ">-</span><span style="color: #000000; ">1</span><span style="color: #000000; ">,&nbsp;</span><span style="color: #000000; ">0</span><span style="color: #000000; ">},&nbsp;{</span><span style="color: #000000; ">0</span><span style="color: #000000; ">,&nbsp;</span><span style="color: #000000; ">1</span><span style="color: #000000; ">},&nbsp;{</span><span style="color: #000000; ">0</span><span style="color: #000000; ">,&nbsp;</span><span style="color: #000000; ">-</span><span style="color: #000000; ">1</span><span style="color: #000000; ">}};<br /></span><span style="color: #008080; ">11</span>&nbsp;<span style="color: #000000; "></span><span style="color: #0000FF; ">bool</span><span style="color: #000000; ">&nbsp;inMap(</span><span style="color: #0000FF; ">int</span><span style="color: #000000; ">&nbsp;x,&nbsp;</span><span style="color: #0000FF; ">int</span><span style="color: #000000; ">&nbsp;y)<br /></span><span style="color: #008080; ">12</span>&nbsp;<span style="color: #000000; ">{<br /></span><span style="color: #008080; ">13</span>&nbsp;<span style="color: #000000; ">&nbsp;&nbsp;&nbsp;&nbsp;</span><span style="color: #0000FF; ">return</span><span style="color: #000000; ">&nbsp;x&nbsp;</span><span style="color: #000000; ">&gt;=</span><span style="color: #000000; ">&nbsp;</span><span style="color: #000000; ">0</span><span style="color: #000000; ">&nbsp;</span><span style="color: #000000; ">&amp;&amp;</span><span style="color: #000000; ">&nbsp;x&nbsp;</span><span style="color: #000000; ">&lt;</span><span style="color: #000000; ">&nbsp;h&nbsp;</span><span style="color: #000000; ">&amp;&amp;</span><span style="color: #000000; ">&nbsp;y&nbsp;</span><span style="color: #000000; ">&gt;=</span><span style="color: #000000; ">&nbsp;</span><span style="color: #000000; ">0</span><span style="color: #000000; ">&nbsp;</span><span style="color: #000000; ">&amp;&amp;</span><span style="color: #000000; ">&nbsp;y&nbsp;</span><span style="color: #000000; ">&lt;</span><span style="color: #000000; ">&nbsp;w;<br /></span><span style="color: #008080; ">14</span>&nbsp;<span style="color: #000000; ">}<br /></span><span style="color: #008080; ">15</span>&nbsp;<span style="color: #000000; "></span><span style="color: #0000FF; ">void</span><span style="color: #000000; ">&nbsp;init()<br /></span><span style="color: #008080; ">16</span>&nbsp;<span style="color: #000000; ">{<br /></span><span style="color: #008080; ">17</span>&nbsp;<span style="color: #000000; ">&nbsp;&nbsp;&nbsp;&nbsp;</span><span style="color: #0000FF; ">for</span><span style="color: #000000; ">&nbsp;(</span><span style="color: #0000FF; ">int</span><span style="color: #000000; ">&nbsp;i&nbsp;</span><span style="color: #000000; ">=</span><span style="color: #000000; ">&nbsp;</span><span style="color: #000000; ">0</span><span style="color: #000000; ">;&nbsp;i&nbsp;</span><span style="color: #000000; ">&lt;</span><span style="color: #000000; ">&nbsp;h;&nbsp;i</span><span style="color: #000000; ">++</span><span style="color: #000000; ">)<br /></span><span style="color: #008080; ">18</span>&nbsp;<span style="color: #000000; ">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</span><span style="color: #0000FF; ">for</span><span style="color: #000000; ">&nbsp;(</span><span style="color: #0000FF; ">int</span><span style="color: #000000; ">&nbsp;j&nbsp;</span><span style="color: #000000; ">=</span><span style="color: #000000; ">&nbsp;</span><span style="color: #000000; ">0</span><span style="color: #000000; ">;&nbsp;j&nbsp;</span><span style="color: #000000; ">&lt;</span><span style="color: #000000; ">&nbsp;w;&nbsp;j</span><span style="color: #000000; ">++</span><span style="color: #000000; ">)<br /></span><span style="color: #008080; ">19</span>&nbsp;<span style="color: #000000; ">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</span><span style="color: #0000FF; ">if</span><span style="color: #000000; ">&nbsp;(map[i][j]&nbsp;</span><span style="color: #000000; ">==</span><span style="color: #000000; ">&nbsp;</span><span style="color: #000000; ">2</span><span style="color: #000000; ">)&nbsp;{sx&nbsp;</span><span style="color: #000000; ">=</span><span style="color: #000000; ">&nbsp;i;&nbsp;sy&nbsp;</span><span style="color: #000000; ">=</span><span style="color: #000000; ">&nbsp;j;}<br /></span><span style="color: #008080; ">20</span>&nbsp;<span style="color: #000000; ">&nbsp;&nbsp;&nbsp;&nbsp;ans&nbsp;</span><span style="color: #000000; ">=</span><span style="color: #000000; ">&nbsp;(</span><span style="color: #000000; ">1</span><span style="color: #000000; ">&nbsp;</span><span style="color: #000000; ">&lt;&lt;</span><span style="color: #000000; ">&nbsp;</span><span style="color: #000000; ">31</span><span style="color: #000000; ">)&nbsp;</span><span style="color: #000000; ">-</span><span style="color: #000000; ">&nbsp;</span><span style="color: #000000; ">1</span><span style="color: #000000; ">;&nbsp;ju&nbsp;</span><span style="color: #000000; ">=</span><span style="color: #000000; ">&nbsp;</span><span style="color: #000000; ">0</span><span style="color: #000000; ">;<br /></span><span style="color: #008080; ">21</span>&nbsp;<span style="color: #000000; ">}<br /></span><span style="color: #008080; ">22</span>&nbsp;<span style="color: #000000; "></span><span style="color: #0000FF; ">void</span><span style="color: #000000; ">&nbsp;dfs(</span><span style="color: #0000FF; ">int</span><span style="color: #000000; ">&nbsp;x,&nbsp;</span><span style="color: #0000FF; ">int</span><span style="color: #000000; ">&nbsp;y,&nbsp;</span><span style="color: #0000FF; ">int</span><span style="color: #000000; ">&nbsp;step)<br /></span><span style="color: #008080; ">23</span>&nbsp;<span style="color: #000000; ">{<br /></span><span style="color: #008080; ">24</span>&nbsp;<span style="color: #000000; ">&nbsp;&nbsp;&nbsp;&nbsp;</span><span style="color: #0000FF; ">if</span><span style="color: #000000; ">&nbsp;(step&nbsp;</span><span style="color: #000000; ">&gt;</span><span style="color: #000000; ">&nbsp;</span><span style="color: #000000; ">10</span><span style="color: #000000; ">)&nbsp;</span><span style="color: #0000FF; ">return</span><span style="color: #000000; ">;<br /></span><span style="color: #008080; ">25</span>&nbsp;<span style="color: #000000; ">&nbsp;&nbsp;&nbsp;&nbsp;</span><span style="color: #0000FF; ">for</span><span style="color: #000000; ">&nbsp;(</span><span style="color: #0000FF; ">int</span><span style="color: #000000; ">&nbsp;i&nbsp;</span><span style="color: #000000; ">=</span><span style="color: #000000; ">&nbsp;</span><span style="color: #000000; ">0</span><span style="color: #000000; ">;&nbsp;i&nbsp;</span><span style="color: #000000; ">&lt;</span><span style="color: #000000; ">&nbsp;</span><span style="color: #000000; ">4</span><span style="color: #000000; ">;&nbsp;i</span><span style="color: #000000; ">++</span><span style="color: #000000; ">)<br /></span><span style="color: #008080; ">26</span>&nbsp;<span style="color: #000000; ">&nbsp;&nbsp;&nbsp;&nbsp;{<br /></span><span style="color: #008080; ">27</span>&nbsp;<span style="color: #000000; ">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</span><span style="color: #0000FF; ">if</span><span style="color: #000000; ">&nbsp;(map[x&nbsp;</span><span style="color: #000000; ">+</span><span style="color: #000000; ">&nbsp;dir[i][</span><span style="color: #000000; ">0</span><span style="color: #000000; ">]][y&nbsp;</span><span style="color: #000000; ">+</span><span style="color: #000000; ">&nbsp;dir[i][</span><span style="color: #000000; ">1</span><span style="color: #000000; ">]]&nbsp;</span><span style="color: #000000; ">==</span><span style="color: #000000; ">&nbsp;</span><span style="color: #000000; ">1</span><span style="color: #000000; ">&nbsp;</span><span style="color: #000000; ">||</span><span style="color: #000000; ">&nbsp;</span><span style="color: #000000; ">!</span><span style="color: #000000; ">inMap(x&nbsp;</span><span style="color: #000000; ">+</span><span style="color: #000000; ">&nbsp;dir[i][</span><span style="color: #000000; ">0</span><span style="color: #000000; ">],&nbsp;y&nbsp;</span><span style="color: #000000; ">+</span><span style="color: #000000; ">&nbsp;dir[i][</span><span style="color: #000000; ">1</span><span style="color: #000000; ">]))&nbsp;</span><span style="color: #0000FF; ">continue</span><span style="color: #000000; ">;<br /></span><span style="color: #008080; ">28</span>&nbsp;<span style="color: #000000; ">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</span><span style="color: #0000FF; ">int</span><span style="color: #000000; ">&nbsp;xx&nbsp;</span><span style="color: #000000; ">=</span><span style="color: #000000; ">&nbsp;x,&nbsp;yy&nbsp;</span><span style="color: #000000; ">=</span><span style="color: #000000; ">&nbsp;y;<br /></span><span style="color: #008080; ">29</span>&nbsp;<span style="color: #000000; ">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</span><span style="color: #0000FF; ">while</span><span style="color: #000000; ">&nbsp;(map[xx&nbsp;</span><span style="color: #000000; ">+</span><span style="color: #000000; ">&nbsp;dir[i][</span><span style="color: #000000; ">0</span><span style="color: #000000; ">]][yy&nbsp;</span><span style="color: #000000; ">+</span><span style="color: #000000; ">&nbsp;dir[i][</span><span style="color: #000000; ">1</span><span style="color: #000000; ">]]&nbsp;</span><span style="color: #000000; ">!=</span><span style="color: #000000; ">&nbsp;</span><span style="color: #000000; ">1</span><span style="color: #000000; ">)<br /></span><span style="color: #008080; ">30</span>&nbsp;<span style="color: #000000; ">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;{<br /></span><span style="color: #008080; ">31</span>&nbsp;<span style="color: #000000; ">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;xx&nbsp;</span><span style="color: #000000; ">+=</span><span style="color: #000000; ">&nbsp;dir[i][</span><span style="color: #000000; ">0</span><span style="color: #000000; ">];&nbsp;yy&nbsp;</span><span style="color: #000000; ">+=</span><span style="color: #000000; ">&nbsp;dir[i][</span><span style="color: #000000; ">1</span><span style="color: #000000; ">];<br /></span><span style="color: #008080; ">32</span>&nbsp;<span style="color: #000000; ">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</span><span style="color: #0000FF; ">if</span><span style="color: #000000; ">&nbsp;(</span><span style="color: #000000; ">!</span><span style="color: #000000; ">inMap(xx,&nbsp;yy))&nbsp;</span><span style="color: #0000FF; ">break</span><span style="color: #000000; ">;<br /></span><span style="color: #008080; ">33</span>&nbsp;<span style="color: #000000; ">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</span><span style="color: #0000FF; ">if</span><span style="color: #000000; ">&nbsp;(map[xx][yy]&nbsp;</span><span style="color: #000000; ">==</span><span style="color: #000000; ">&nbsp;</span><span style="color: #000000; ">3</span><span style="color: #000000; ">)<br /></span><span style="color: #008080; ">34</span>&nbsp;<span style="color: #000000; ">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;{<br /></span><span style="color: #008080; ">35</span>&nbsp;<span style="color: #000000; ">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;ans&nbsp;</span><span style="color: #000000; ">=</span><span style="color: #000000; ">&nbsp;min(step,&nbsp;ans);<br /></span><span style="color: #008080; ">36</span>&nbsp;<span style="color: #000000; ">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;ju&nbsp;</span><span style="color: #000000; ">=</span><span style="color: #000000; ">&nbsp;</span><span style="color: #000000; ">1</span><span style="color: #000000; ">;<br /></span><span style="color: #008080; ">37</span>&nbsp;<span style="color: #000000; ">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</span><span style="color: #0000FF; ">return</span><span style="color: #000000; ">;<br /></span><span style="color: #008080; ">38</span>&nbsp;<span style="color: #000000; ">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;}<br /></span><span style="color: #008080; ">39</span>&nbsp;<span style="color: #000000; ">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;}<br /></span><span style="color: #008080; ">40</span>&nbsp;<span style="color: #000000; ">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</span><span style="color: #0000FF; ">if</span><span style="color: #000000; ">&nbsp;(inMap(xx,&nbsp;yy))<br /></span><span style="color: #008080; ">41</span>&nbsp;<span style="color: #000000; ">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;{<br /></span><span style="color: #008080; ">42</span>&nbsp;<span style="color: #000000; ">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;map[xx&nbsp;</span><span style="color: #000000; ">+</span><span style="color: #000000; ">&nbsp;dir[i][</span><span style="color: #000000; ">0</span><span style="color: #000000; ">]][yy&nbsp;</span><span style="color: #000000; ">+</span><span style="color: #000000; ">&nbsp;dir[i][</span><span style="color: #000000; ">1</span><span style="color: #000000; ">]]&nbsp;</span><span style="color: #000000; ">=</span><span style="color: #000000; ">&nbsp;</span><span style="color: #000000; ">0</span><span style="color: #000000; ">;<br /></span><span style="color: #008080; ">43</span>&nbsp;<span style="color: #000000; ">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;dfs(xx,&nbsp;yy,&nbsp;step&nbsp;</span><span style="color: #000000; ">+</span><span style="color: #000000; ">&nbsp;</span><span style="color: #000000; ">1</span><span style="color: #000000; ">);<br /></span><span style="color: #008080; ">44</span>&nbsp;<span style="color: #000000; ">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;map[xx&nbsp;</span><span style="color: #000000; ">+</span><span style="color: #000000; ">&nbsp;dir[i][</span><span style="color: #000000; ">0</span><span style="color: #000000; ">]][yy&nbsp;</span><span style="color: #000000; ">+</span><span style="color: #000000; ">&nbsp;dir[i][</span><span style="color: #000000; ">1</span><span style="color: #000000; ">]]&nbsp;</span><span style="color: #000000; ">=</span><span style="color: #000000; ">&nbsp;</span><span style="color: #000000; ">1</span><span style="color: #000000; ">;<br /></span><span style="color: #008080; ">45</span>&nbsp;<span style="color: #000000; ">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;}<br /></span><span style="color: #008080; ">46</span>&nbsp;<span style="color: #000000; ">&nbsp;&nbsp;&nbsp;&nbsp;}<br /></span><span style="color: #008080; ">47</span>&nbsp;<span style="color: #000000; ">}<br /></span><span style="color: #008080; ">48</span>&nbsp;<span style="color: #000000; "></span><span style="color: #0000FF; ">int</span><span style="color: #000000; ">&nbsp;main()<br /></span><span style="color: #008080; ">49</span>&nbsp;<span style="color: #000000; ">{<br /></span><span style="color: #008080; ">50</span>&nbsp;<span style="color: #000000; ">&nbsp;&nbsp;&nbsp;&nbsp;</span><span style="color: #0000FF; ">while</span><span style="color: #000000; ">&nbsp;(</span><span style="color: #000000; ">~</span><span style="color: #000000; ">scanf(</span><span style="color: #000000; ">"</span><span style="color: #000000; ">%d%d</span><span style="color: #000000; ">"</span><span style="color: #000000; ">,&nbsp;</span><span style="color: #000000; ">&amp;</span><span style="color: #000000; ">w,&nbsp;</span><span style="color: #000000; ">&amp;</span><span style="color: #000000; ">h))<br /></span><span style="color: #008080; ">51</span>&nbsp;<span style="color: #000000; ">&nbsp;&nbsp;&nbsp;&nbsp;{<br /></span><span style="color: #008080; ">52</span>&nbsp;<span style="color: #000000; ">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</span><span style="color: #0000FF; ">if</span><span style="color: #000000; ">&nbsp;(</span><span style="color: #000000; ">!</span><span style="color: #000000; ">w&nbsp;</span><span style="color: #000000; ">&amp;&amp;</span><span style="color: #000000; ">&nbsp;</span><span style="color: #000000; ">!</span><span style="color: #000000; ">h)&nbsp;</span><span style="color: #0000FF; ">break</span><span style="color: #000000; ">;<br /></span><span style="color: #008080; ">53</span>&nbsp;<span style="color: #000000; ">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;memset(map,&nbsp;</span><span style="color: #000000; ">0</span><span style="color: #000000; ">,&nbsp;</span><span style="color: #0000FF; ">sizeof</span><span style="color: #000000; ">(map));<br /></span><span style="color: #008080; ">54</span>&nbsp;<span style="color: #000000; ">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</span><span style="color: #0000FF; ">for</span><span style="color: #000000; ">&nbsp;(</span><span style="color: #0000FF; ">int</span><span style="color: #000000; ">&nbsp;i&nbsp;</span><span style="color: #000000; ">=</span><span style="color: #000000; ">&nbsp;</span><span style="color: #000000; ">0</span><span style="color: #000000; ">;&nbsp;i&nbsp;</span><span style="color: #000000; ">&lt;</span><span style="color: #000000; ">&nbsp;h;&nbsp;i</span><span style="color: #000000; ">++</span><span style="color: #000000; ">)<br /></span><span style="color: #008080; ">55</span>&nbsp;<span style="color: #000000; ">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</span><span style="color: #0000FF; ">for</span><span style="color: #000000; ">&nbsp;(</span><span style="color: #0000FF; ">int</span><span style="color: #000000; ">&nbsp;j&nbsp;</span><span style="color: #000000; ">=</span><span style="color: #000000; ">&nbsp;</span><span style="color: #000000; ">0</span><span style="color: #000000; ">;&nbsp;j&nbsp;</span><span style="color: #000000; ">&lt;</span><span style="color: #000000; ">&nbsp;w;&nbsp;j</span><span style="color: #000000; ">++</span><span style="color: #000000; ">)&nbsp;scanf(</span><span style="color: #000000; ">"</span><span style="color: #000000; ">%d</span><span style="color: #000000; ">"</span><span style="color: #000000; ">,&nbsp;</span><span style="color: #000000; ">&amp;</span><span style="color: #000000; ">map[i][j]);<br /></span><span style="color: #008080; ">56</span>&nbsp;<span style="color: #000000; ">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;init();<br /></span><span style="color: #008080; ">57</span>&nbsp;<span style="color: #000000; ">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;dfs(sx,&nbsp;sy,&nbsp;</span><span style="color: #000000; ">1</span><span style="color: #000000; ">);<br /></span><span style="color: #008080; ">58</span>&nbsp;<span style="color: #000000; ">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</span><span style="color: #0000FF; ">if</span><span style="color: #000000; ">&nbsp;(ju)&nbsp;printf(</span><span style="color: #000000; ">"</span><span style="color: #000000; ">%d\n</span><span style="color: #000000; ">"</span><span style="color: #000000; ">,&nbsp;ans);<br /></span><span style="color: #008080; ">59</span>&nbsp;<span style="color: #000000; ">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</span><span style="color: #0000FF; ">else</span><span style="color: #000000; ">&nbsp;printf(</span><span style="color: #000000; ">"</span><span style="color: #000000; ">-1\n</span><span style="color: #000000; ">"</span><span style="color: #000000; ">);<br /></span><span style="color: #008080; ">60</span>&nbsp;<span style="color: #000000; ">&nbsp;&nbsp;&nbsp;&nbsp;}<br /></span><span style="color: #008080; ">61</span>&nbsp;<span style="color: #000000; ">&nbsp;&nbsp;&nbsp;&nbsp;</span><span style="color: #0000FF; ">return</span><span style="color: #000000; ">&nbsp;</span><span style="color: #000000; ">0</span><span style="color: #000000; ">;<br /></span><span style="color: #008080; ">62</span>&nbsp;<span style="color: #000000; ">}<br /></span><span style="color: #008080; ">63</span>&nbsp;<span style="color: #000000; "></span></span></div></p><img src ="http://www.shnenglu.com/qhpeklh5959/aggbug/197627.html" width = "1" height = "1" /><br><br><div align=right><a style="text-decoration:none;" href="http://www.shnenglu.com/qhpeklh5959/" target="_blank">嫻呴洦姝?/a> 2013-01-30 13:40 <a href="http://www.shnenglu.com/qhpeklh5959/articles/197627.html#Feedback" target="_blank" style="text-decoration:none;">鍙戣〃璇勮</a></div>]]></description></item><item><title>POJ1321 媯嬬洏闂</title><link>http://www.shnenglu.com/qhpeklh5959/articles/197484.html</link><dc:creator>嫻呴洦姝?/dc:creator><author>嫻呴洦姝?/author><pubDate>Tue, 22 Jan 2013 17:42:00 GMT</pubDate><guid>http://www.shnenglu.com/qhpeklh5959/articles/197484.html</guid><wfw:comment>http://www.shnenglu.com/qhpeklh5959/comments/197484.html</wfw:comment><comments>http://www.shnenglu.com/qhpeklh5959/articles/197484.html#Feedback</comments><slash:comments>0</slash:comments><wfw:commentRss>http://www.shnenglu.com/qhpeklh5959/comments/commentRss/197484.html</wfw:commentRss><trackback:ping>http://www.shnenglu.com/qhpeklh5959/services/trackbacks/197484.html</trackback:ping><description><![CDATA[<p style="color: #362e2b; font-family: Arial; line-height: 26px; background-color: #ffffff;">棰樼洰閾炬帴錛?a  style="color: #6a3906; text-decoration: initial;">http://poj.org/problem?id=1321</a></p><p style="color: #362e2b; font-family: Arial; line-height: 26px; background-color: #ffffff;">鏅哄晢涓嶅浜嗘摝&#8230;&#8230;鎴戝啓鐨勬槸閫愮偣鎼滅儲錛屾灉鏂啓灞庝簡&#8230;&#8230;閫愯鎼滅儲榪囦簡銆傘�傘�備笉琛?#8230;&#8230;閫愮偣鎼滅儲鎴戞槑澶╄鍐嶅啓涓�鍐?#8230;&#8230;<br /><div style="background-color:#eeeeee;font-size:13px;border:1px solid #CCCCCC;padding-right: 5px;padding-bottom: 4px;padding-left: 4px;padding-top: 4px;width: 98%;word-break:break-all"><img id="Code_Closed_Image_014133" onclick="this.style.display='none'; Code_Closed_Text_014133.style.display='none'; Code_Open_Image_014133.style.display='inline'; Code_Open_Text_014133.style.display='inline';" height="16" src="http://www.shnenglu.com/images/OutliningIndicators/ContractedBlock.gif" width="11" align="top"><img id="Code_Open_Image_014133" style="display: none" onclick="this.style.display='none'; Code_Open_Text_014133.style.display='none'; Code_Closed_Image_014133.style.display='inline'; Code_Closed_Text_014133.style.display='inline';" height="16" src="http://www.shnenglu.com/images/OutliningIndicators/ExpandedBlockStart.gif" width="11" align="top"><span id="Code_Closed_Text_014133" style="border-right: #808080 1px solid; border-top: #808080 1px solid; border-left: #808080 1px solid; border-bottom: #808080 1px solid; background-color: #ffffff">view code</span><span id="Code_Open_Text_014133" style="display: none"><br /><!--<br /><br />Code highlighting produced by Actipro CodeHighlighter (freeware)<br />http://www.CodeHighlighter.com/<br /><br />--><span style="color: #008080; ">&nbsp;1</span>&nbsp;<span style="color: #000000; ">#include&nbsp;</span><span style="color: #000000; ">&lt;</span><span style="color: #000000; ">iostream</span><span style="color: #000000; ">&gt;</span><span style="color: #000000; "><br /></span><span style="color: #008080; ">&nbsp;2</span>&nbsp;<span style="color: #000000; ">#include&nbsp;</span><span style="color: #000000; ">&lt;</span><span style="color: #000000; ">cstdio</span><span style="color: #000000; ">&gt;</span><span style="color: #000000; "><br /></span><span style="color: #008080; ">&nbsp;3</span>&nbsp;<span style="color: #000000; ">#include&nbsp;</span><span style="color: #000000; ">&lt;</span><span style="color: #000000; ">cstdlib</span><span style="color: #000000; ">&gt;</span><span style="color: #000000; "><br /></span><span style="color: #008080; ">&nbsp;4</span>&nbsp;<span style="color: #000000; ">#include&nbsp;</span><span style="color: #000000; ">&lt;</span><span style="color: #000000; ">cstring</span><span style="color: #000000; ">&gt;</span><span style="color: #000000; "><br /></span><span style="color: #008080; ">&nbsp;5</span>&nbsp;<span style="color: #000000; ">#include&nbsp;</span><span style="color: #000000; ">&lt;</span><span style="color: #000000; ">cmath</span><span style="color: #000000; ">&gt;</span><span style="color: #000000; "><br /></span><span style="color: #008080; ">&nbsp;6</span>&nbsp;<span style="color: #000000; ">#include&nbsp;</span><span style="color: #000000; ">&lt;</span><span style="color: #000000; ">algorithm</span><span style="color: #000000; ">&gt;</span><span style="color: #000000; "><br /></span><span style="color: #008080; ">&nbsp;7</span>&nbsp;<span style="color: #000000; "></span><span style="color: #0000FF; ">using</span><span style="color: #000000; ">&nbsp;</span><span style="color: #0000FF; ">namespace</span><span style="color: #000000; ">&nbsp;std;<br /></span><span style="color: #008080; ">&nbsp;8</span>&nbsp;<span style="color: #000000; "></span><span style="color: #0000FF; ">int</span><span style="color: #000000; ">&nbsp;G[</span><span style="color: #000000; ">10</span><span style="color: #000000; ">][</span><span style="color: #000000; ">10</span><span style="color: #000000; ">],&nbsp;n,&nbsp;m,&nbsp;ans,&nbsp;f[</span><span style="color: #000000; ">10</span><span style="color: #000000; ">];<br /></span><span style="color: #008080; ">&nbsp;9</span>&nbsp;<span style="color: #000000; "></span><span style="color: #0000FF; ">char</span><span style="color: #000000; ">&nbsp;s[</span><span style="color: #000000; ">10</span><span style="color: #000000; ">][</span><span style="color: #000000; ">10</span><span style="color: #000000; ">];<br /></span><span style="color: #008080; ">10</span>&nbsp;<span style="color: #000000; "></span><span style="color: #0000FF; ">void</span><span style="color: #000000; ">&nbsp;init()<br /></span><span style="color: #008080; ">11</span>&nbsp;<span style="color: #000000; ">{<br /></span><span style="color: #008080; ">12</span>&nbsp;<span style="color: #000000; ">&nbsp;&nbsp;&nbsp;&nbsp;</span><span style="color: #0000FF; ">for</span><span style="color: #000000; ">&nbsp;(</span><span style="color: #0000FF; ">int</span><span style="color: #000000; ">&nbsp;i&nbsp;</span><span style="color: #000000; ">=</span><span style="color: #000000; ">&nbsp;</span><span style="color: #000000; ">0</span><span style="color: #000000; ">;&nbsp;i&nbsp;</span><span style="color: #000000; ">&lt;</span><span style="color: #000000; ">&nbsp;n;&nbsp;i</span><span style="color: #000000; ">++</span><span style="color: #000000; ">)<br /></span><span style="color: #008080; ">13</span>&nbsp;<span style="color: #000000; ">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</span><span style="color: #0000FF; ">for</span><span style="color: #000000; ">&nbsp;(</span><span style="color: #0000FF; ">int</span><span style="color: #000000; ">&nbsp;j&nbsp;</span><span style="color: #000000; ">=</span><span style="color: #000000; ">&nbsp;</span><span style="color: #000000; ">0</span><span style="color: #000000; ">;&nbsp;j&nbsp;</span><span style="color: #000000; ">&lt;</span><span style="color: #000000; ">&nbsp;n;&nbsp;j</span><span style="color: #000000; ">++</span><span style="color: #000000; ">)<br /></span><span style="color: #008080; ">14</span>&nbsp;<span style="color: #000000; ">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</span><span style="color: #0000FF; ">if</span><span style="color: #000000; ">&nbsp;(s[i][j]&nbsp;</span><span style="color: #000000; ">==</span><span style="color: #000000; ">&nbsp;</span><span style="color: #000000; ">'</span><span style="color: #000000; ">#</span><span style="color: #000000; ">'</span><span style="color: #000000; ">)&nbsp;G[i][j]&nbsp;</span><span style="color: #000000; ">=</span><span style="color: #000000; ">&nbsp;</span><span style="color: #000000; ">1</span><span style="color: #000000; ">;<br /></span><span style="color: #008080; ">15</span>&nbsp;<span style="color: #000000; ">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</span><span style="color: #0000FF; ">else</span><span style="color: #000000; ">&nbsp;G[i][j]&nbsp;</span><span style="color: #000000; ">=</span><span style="color: #000000; ">&nbsp;</span><span style="color: #000000; ">0</span><span style="color: #000000; ">;<br /></span><span style="color: #008080; ">16</span>&nbsp;<span style="color: #000000; ">}<br /></span><span style="color: #008080; ">17</span>&nbsp;<span style="color: #000000; "></span><span style="color: #0000FF; ">void</span><span style="color: #000000; ">&nbsp;dfs(</span><span style="color: #0000FF; ">int</span><span style="color: #000000; ">&nbsp;dep,&nbsp;</span><span style="color: #0000FF; ">int</span><span style="color: #000000; ">&nbsp;k)<br /></span><span style="color: #008080; ">18</span>&nbsp;<span style="color: #000000; ">{<br /></span><span style="color: #008080; ">19</span>&nbsp;<span style="color: #000000; ">&nbsp;&nbsp;&nbsp;&nbsp;</span><span style="color: #0000FF; ">if</span><span style="color: #000000; ">&nbsp;(k&nbsp;</span><span style="color: #000000; ">==</span><span style="color: #000000; ">&nbsp;m)<br /></span><span style="color: #008080; ">20</span>&nbsp;<span style="color: #000000; ">&nbsp;&nbsp;&nbsp;&nbsp;{<br /></span><span style="color: #008080; ">21</span>&nbsp;<span style="color: #000000; ">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;ans</span><span style="color: #000000; ">++</span><span style="color: #000000; ">;&nbsp;</span><span style="color: #0000FF; ">return</span><span style="color: #000000; ">;<br /></span><span style="color: #008080; ">22</span>&nbsp;<span style="color: #000000; ">&nbsp;&nbsp;&nbsp;&nbsp;}<br /></span><span style="color: #008080; ">23</span>&nbsp;<span style="color: #000000; ">&nbsp;&nbsp;&nbsp;&nbsp;</span><span style="color: #0000FF; ">if</span><span style="color: #000000; ">&nbsp;(dep&nbsp;</span><span style="color: #000000; ">&gt;</span><span style="color: #000000; ">&nbsp;n)&nbsp;</span><span style="color: #0000FF; ">return</span><span style="color: #000000; ">;<br /></span><span style="color: #008080; ">24</span>&nbsp;<span style="color: #000000; ">&nbsp;&nbsp;&nbsp;&nbsp;</span><span style="color: #0000FF; ">for</span><span style="color: #000000; ">&nbsp;(</span><span style="color: #0000FF; ">int</span><span style="color: #000000; ">&nbsp;j&nbsp;</span><span style="color: #000000; ">=</span><span style="color: #000000; ">&nbsp;</span><span style="color: #000000; ">0</span><span style="color: #000000; ">;&nbsp;j&nbsp;</span><span style="color: #000000; ">&lt;</span><span style="color: #000000; ">&nbsp;n;&nbsp;j</span><span style="color: #000000; ">++</span><span style="color: #000000; ">)<br /></span><span style="color: #008080; ">25</span>&nbsp;<span style="color: #000000; ">&nbsp;&nbsp;&nbsp;&nbsp;{<br /></span><span style="color: #008080; ">26</span>&nbsp;<span style="color: #000000; ">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</span><span style="color: #0000FF; ">if</span><span style="color: #000000; ">&nbsp;(G[dep][j]&nbsp;</span><span style="color: #000000; ">&amp;&amp;</span><span style="color: #000000; ">&nbsp;</span><span style="color: #000000; ">!</span><span style="color: #000000; ">f[j])<br /></span><span style="color: #008080; ">27</span>&nbsp;<span style="color: #000000; ">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;{<br /></span><span style="color: #008080; ">28</span>&nbsp;<span style="color: #000000; ">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;f[j]&nbsp;</span><span style="color: #000000; ">=</span><span style="color: #000000; ">&nbsp;</span><span style="color: #000000; ">1</span><span style="color: #000000; ">;<br /></span><span style="color: #008080; ">29</span>&nbsp;<span style="color: #000000; ">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;dfs(dep&nbsp;</span><span style="color: #000000; ">+</span><span style="color: #000000; ">&nbsp;</span><span style="color: #000000; ">1</span><span style="color: #000000; ">,&nbsp;k&nbsp;</span><span style="color: #000000; ">+</span><span style="color: #000000; ">&nbsp;</span><span style="color: #000000; ">1</span><span style="color: #000000; ">);<br /></span><span style="color: #008080; ">30</span>&nbsp;<span style="color: #000000; ">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;f[j]&nbsp;</span><span style="color: #000000; ">=</span><span style="color: #000000; ">&nbsp;</span><span style="color: #000000; ">0</span><span style="color: #000000; ">;<br /></span><span style="color: #008080; ">31</span>&nbsp;<span style="color: #000000; ">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;}<br /></span><span style="color: #008080; ">32</span>&nbsp;<span style="color: #000000; ">&nbsp;&nbsp;&nbsp;&nbsp;}<br /></span><span style="color: #008080; ">33</span>&nbsp;<span style="color: #000000; ">&nbsp;&nbsp;&nbsp;&nbsp;dfs(dep&nbsp;</span><span style="color: #000000; ">+</span><span style="color: #000000; ">&nbsp;</span><span style="color: #000000; ">1</span><span style="color: #000000; ">,&nbsp;k);<br /></span><span style="color: #008080; ">34</span>&nbsp;<span style="color: #000000; ">&nbsp;&nbsp;&nbsp;&nbsp;</span><span style="color: #0000FF; ">return</span><span style="color: #000000; ">;<br /></span><span style="color: #008080; ">35</span>&nbsp;<span style="color: #000000; ">}<br /></span><span style="color: #008080; ">36</span>&nbsp;<span style="color: #000000; "></span><span style="color: #0000FF; ">int</span><span style="color: #000000; ">&nbsp;main()<br /></span><span style="color: #008080; ">37</span>&nbsp;<span style="color: #000000; ">{<br /></span><span style="color: #008080; ">38</span>&nbsp;<span style="color: #000000; ">&nbsp;&nbsp;&nbsp;&nbsp;</span><span style="color: #0000FF; ">while</span><span style="color: #000000; ">&nbsp;(</span><span style="color: #000000; ">~</span><span style="color: #000000; ">scanf(</span><span style="color: #000000; ">"</span><span style="color: #000000; ">%d%d</span><span style="color: #000000; ">"</span><span style="color: #000000; ">,&nbsp;</span><span style="color: #000000; ">&amp;</span><span style="color: #000000; ">n,&nbsp;</span><span style="color: #000000; ">&amp;</span><span style="color: #000000; ">m))<br /></span><span style="color: #008080; ">39</span>&nbsp;<span style="color: #000000; ">&nbsp;&nbsp;&nbsp;&nbsp;{<br /></span><span style="color: #008080; ">40</span>&nbsp;<span style="color: #000000; ">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</span><span style="color: #0000FF; ">if</span><span style="color: #000000; ">&nbsp;(n&nbsp;</span><span style="color: #000000; ">==</span><span style="color: #000000; ">&nbsp;</span><span style="color: #000000; ">-</span><span style="color: #000000; ">1</span><span style="color: #000000; ">&nbsp;</span><span style="color: #000000; ">&amp;&amp;</span><span style="color: #000000; ">&nbsp;m&nbsp;</span><span style="color: #000000; ">==</span><span style="color: #000000; ">&nbsp;</span><span style="color: #000000; ">-</span><span style="color: #000000; ">1</span><span style="color: #000000; ">)&nbsp;</span><span style="color: #0000FF; ">break</span><span style="color: #000000; ">;<br /></span><span style="color: #008080; ">41</span>&nbsp;<span style="color: #000000; ">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;memset(f,&nbsp;</span><span style="color: #000000; ">0</span><span style="color: #000000; ">,&nbsp;</span><span style="color: #0000FF; ">sizeof</span><span style="color: #000000; ">(f));<br /></span><span style="color: #008080; ">42</span>&nbsp;<span style="color: #000000; ">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</span><span style="color: #0000FF; ">for</span><span style="color: #000000; ">&nbsp;(</span><span style="color: #0000FF; ">int</span><span style="color: #000000; ">&nbsp;i&nbsp;</span><span style="color: #000000; ">=</span><span style="color: #000000; ">&nbsp;</span><span style="color: #000000; ">0</span><span style="color: #000000; ">;&nbsp;i&nbsp;</span><span style="color: #000000; ">&lt;</span><span style="color: #000000; ">&nbsp;n;&nbsp;i</span><span style="color: #000000; ">++</span><span style="color: #000000; ">)&nbsp;scanf(</span><span style="color: #000000; ">"</span><span style="color: #000000; ">%s</span><span style="color: #000000; ">"</span><span style="color: #000000; ">,&nbsp;s[i]);<br /></span><span style="color: #008080; ">43</span>&nbsp;<span style="color: #000000; ">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;init();<br /></span><span style="color: #008080; ">44</span>&nbsp;<span style="color: #000000; ">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;ans&nbsp;</span><span style="color: #000000; ">=</span><span style="color: #000000; ">&nbsp;</span><span style="color: #000000; ">0</span><span style="color: #000000; ">;<br /></span><span style="color: #008080; ">45</span>&nbsp;<span style="color: #000000; ">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;dfs(</span><span style="color: #000000; ">0</span><span style="color: #000000; ">,&nbsp;</span><span style="color: #000000; ">0</span><span style="color: #000000; ">);<br /></span><span style="color: #008080; ">46</span>&nbsp;<span style="color: #000000; ">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;printf(</span><span style="color: #000000; ">"</span><span style="color: #000000; ">%d\n</span><span style="color: #000000; ">"</span><span style="color: #000000; ">,&nbsp;ans);<br /></span><span style="color: #008080; ">47</span>&nbsp;<span style="color: #000000; ">&nbsp;&nbsp;&nbsp;&nbsp;}<br /></span><span style="color: #008080; ">48</span>&nbsp;<span style="color: #000000; ">&nbsp;&nbsp;&nbsp;&nbsp;</span><span style="color: #0000FF; ">return</span><span style="color: #000000; ">&nbsp;</span><span style="color: #000000; ">0</span><span style="color: #000000; ">;<br /></span><span style="color: #008080; ">49</span>&nbsp;<span style="color: #000000; ">}<br /></span><span style="color: #008080; ">50</span>&nbsp;<span style="color: #000000; "></span></span></div></p><img src ="http://www.shnenglu.com/qhpeklh5959/aggbug/197484.html" width = "1" height = "1" /><br><br><div align=right><a style="text-decoration:none;" href="http://www.shnenglu.com/qhpeklh5959/" target="_blank">嫻呴洦姝?/a> 2013-01-23 01:42 <a href="http://www.shnenglu.com/qhpeklh5959/articles/197484.html#Feedback" target="_blank" style="text-decoration:none;">鍙戣〃璇勮</a></div>]]></description></item><item><title>POJ2488 A Knight's Journey</title><link>http://www.shnenglu.com/qhpeklh5959/articles/197477.html</link><dc:creator>嫻呴洦姝?/dc:creator><author>嫻呴洦姝?/author><pubDate>Tue, 22 Jan 2013 12:19:00 GMT</pubDate><guid>http://www.shnenglu.com/qhpeklh5959/articles/197477.html</guid><wfw:comment>http://www.shnenglu.com/qhpeklh5959/comments/197477.html</wfw:comment><comments>http://www.shnenglu.com/qhpeklh5959/articles/197477.html#Feedback</comments><slash:comments>0</slash:comments><wfw:commentRss>http://www.shnenglu.com/qhpeklh5959/comments/commentRss/197477.html</wfw:commentRss><trackback:ping>http://www.shnenglu.com/qhpeklh5959/services/trackbacks/197477.html</trackback:ping><description><![CDATA[<p style="color: #362e2b; font-family: Arial; line-height: 26px; background-color: #ffffff;">棰樼洰閾炬帴錛?a  style="color: #6a3906; text-decoration: initial;">http://poj.org/problem?id=2488</a></p><p style="color: #362e2b; font-family: Arial; line-height: 26px; background-color: #ffffff;">榪欐鏃墮棿鎴戣矊浼煎湪鎵懼洖鎴戦珮涓殑閬楁喚鍟?#8230;&#8230;鍋氭悳绱€�傘�傘�?/p><p style="color: #362e2b; font-family: Arial; line-height: 26px; background-color: #ffffff;">闂叉壇瀹屾瘯錛屽枩闂諱箰瑙佺殑楠戝＋閬嶅巻錛屽凡緇忚榪囧緢澶氭浜嗭紝浣嗘槸緇忓父鏄病鏈夊仛灝辨媺鍊掍簡錛屾渶榪戣铏愮殑鏈潃鑷笉瑕佽劯鐨勭簿紲烇紝鎺ョ潃铏?#8230;&#8230;鍒嗗叓涓柟鍚戞繁鎼滐紝鎼滅潃鎼滅潃灝卞嚭鏉ヤ簡錛屼竴杈規悳涓�杈規妸閭ｄ釜閭ｄ釜璺緞璁板綍涓嬫潵錛屾渶鍚庢墦鍗板嚭鏉ュ氨琛屼簡錛堟垜绔熺劧榪樻兂鐢╯tring鍋鋒噿錛屼絾鏄槑鏄句笉鍙鍟?#8230;&#8230;sigh錛岀湡鏄病鏅哄晢浜嗭紝娣辨悳閮戒笉浼氫簡&#8230;&#8230;錛?br /><div style="background-color:#eeeeee;font-size:13px;border:1px solid #CCCCCC;padding-right: 5px;padding-bottom: 4px;padding-left: 4px;padding-top: 4px;width: 98%;word-break:break-all"><img id="Code_Closed_Image_201847" onclick="this.style.display='none'; Code_Closed_Text_201847.style.display='none'; Code_Open_Image_201847.style.display='inline'; Code_Open_Text_201847.style.display='inline';" height="16" src="http://www.shnenglu.com/images/OutliningIndicators/ContractedBlock.gif" width="11" align="top"><img id="Code_Open_Image_201847" style="display: none" onclick="this.style.display='none'; Code_Open_Text_201847.style.display='none'; Code_Closed_Image_201847.style.display='inline'; Code_Closed_Text_201847.style.display='inline';" height="16" src="http://www.shnenglu.com/images/OutliningIndicators/ExpandedBlockStart.gif" width="11" align="top"><span id="Code_Closed_Text_201847" style="border-right: #808080 1px solid; border-top: #808080 1px solid; border-left: #808080 1px solid; border-bottom: #808080 1px solid; background-color: #ffffff">view code</span><span id="Code_Open_Text_201847" style="display: none"><br /><!--<br /><br />Code highlighting produced by Actipro CodeHighlighter (freeware)<br />http://www.CodeHighlighter.com/<br /><br />--><span style="color: #008080; ">&nbsp;1</span>&nbsp;<span style="color: #000000; ">#include&nbsp;</span><span style="color: #000000; ">&lt;</span><span style="color: #000000; ">iostream</span><span style="color: #000000; ">&gt;</span><span style="color: #000000; "><br /></span><span style="color: #008080; ">&nbsp;2</span>&nbsp;<span style="color: #000000; ">#include&nbsp;</span><span style="color: #000000; ">&lt;</span><span style="color: #000000; ">cstdio</span><span style="color: #000000; ">&gt;</span><span style="color: #000000; "><br /></span><span style="color: #008080; ">&nbsp;3</span>&nbsp;<span style="color: #000000; ">#include&nbsp;</span><span style="color: #000000; ">&lt;</span><span style="color: #000000; ">cstdlib</span><span style="color: #000000; ">&gt;</span><span style="color: #000000; "><br /></span><span style="color: #008080; ">&nbsp;4</span>&nbsp;<span style="color: #000000; ">#include&nbsp;</span><span style="color: #000000; ">&lt;</span><span style="color: #000000; ">cstring</span><span style="color: #000000; ">&gt;</span><span style="color: #000000; "><br /></span><span style="color: #008080; ">&nbsp;5</span>&nbsp;<span style="color: #000000; ">#include&nbsp;</span><span style="color: #000000; ">&lt;</span><span style="color: #000000; ">cmath</span><span style="color: #000000; ">&gt;</span><span style="color: #000000; "><br /></span><span style="color: #008080; ">&nbsp;6</span>&nbsp;<span style="color: #000000; ">#include&nbsp;</span><span style="color: #000000; ">&lt;</span><span style="color: #000000; ">algorithm</span><span style="color: #000000; ">&gt;</span><span style="color: #000000; "><br /></span><span style="color: #008080; ">&nbsp;7</span>&nbsp;<span style="color: #000000; "></span><span style="color: #0000FF; ">using</span><span style="color: #000000; ">&nbsp;</span><span style="color: #0000FF; ">namespace</span><span style="color: #000000; ">&nbsp;std;<br /></span><span style="color: #008080; ">&nbsp;8</span>&nbsp;<span style="color: #000000; "></span><span style="color: #0000FF; ">int</span><span style="color: #000000; ">&nbsp;f[</span><span style="color: #000000; ">30</span><span style="color: #000000; ">][</span><span style="color: #000000; ">30</span><span style="color: #000000; ">],&nbsp;ans[</span><span style="color: #000000; ">30</span><span style="color: #000000; ">][</span><span style="color: #000000; ">2</span><span style="color: #000000; ">],&nbsp;n,&nbsp;m;<br /></span><span style="color: #008080; ">&nbsp;9</span>&nbsp;<span style="color: #000000; "></span><span style="color: #0000FF; ">bool</span><span style="color: #000000; ">&nbsp;g;<br /></span><span style="color: #008080; ">10</span>&nbsp;<span style="color: #000000; "></span><span style="color: #0000FF; ">const</span><span style="color: #000000; ">&nbsp;</span><span style="color: #0000FF; ">int</span><span style="color: #000000; ">&nbsp;dir[</span><span style="color: #000000; ">8</span><span style="color: #000000; ">][</span><span style="color: #000000; ">2</span><span style="color: #000000; ">]&nbsp;</span><span style="color: #000000; ">=</span><span style="color: #000000; ">&nbsp;{{</span><span style="color: #000000; ">-</span><span style="color: #000000; ">2</span><span style="color: #000000; ">,&nbsp;</span><span style="color: #000000; ">-</span><span style="color: #000000; ">1</span><span style="color: #000000; ">},&nbsp;{</span><span style="color: #000000; ">-</span><span style="color: #000000; ">2</span><span style="color: #000000; ">,&nbsp;</span><span style="color: #000000; ">1</span><span style="color: #000000; ">},&nbsp;{</span><span style="color: #000000; ">-</span><span style="color: #000000; ">1</span><span style="color: #000000; ">,&nbsp;</span><span style="color: #000000; ">-</span><span style="color: #000000; ">2</span><span style="color: #000000; ">},&nbsp;{</span><span style="color: #000000; ">-</span><span style="color: #000000; ">1</span><span style="color: #000000; ">,&nbsp;</span><span style="color: #000000; ">2</span><span style="color: #000000; ">},&nbsp;{</span><span style="color: #000000; ">1</span><span style="color: #000000; ">,&nbsp;</span><span style="color: #000000; ">-</span><span style="color: #000000; ">2</span><span style="color: #000000; ">},&nbsp;{</span><span style="color: #000000; ">1</span><span style="color: #000000; ">,&nbsp;</span><span style="color: #000000; ">2</span><span style="color: #000000; ">},&nbsp;{</span><span style="color: #000000; ">2</span><span style="color: #000000; ">,&nbsp;</span><span style="color: #000000; ">-</span><span style="color: #000000; ">1</span><span style="color: #000000; ">},&nbsp;{</span><span style="color: #000000; ">2</span><span style="color: #000000; ">,&nbsp;</span><span style="color: #000000; ">1</span><span style="color: #000000; ">}};<br /></span><span style="color: #008080; ">11</span>&nbsp;<span style="color: #000000; "></span><span style="color: #0000FF; ">bool</span><span style="color: #000000; ">&nbsp;inMap(</span><span style="color: #0000FF; ">int</span><span style="color: #000000; ">&nbsp;x,&nbsp;</span><span style="color: #0000FF; ">int</span><span style="color: #000000; ">&nbsp;y)<br /></span><span style="color: #008080; ">12</span>&nbsp;<span style="color: #000000; ">{<br /></span><span style="color: #008080; ">13</span>&nbsp;<span style="color: #000000; ">&nbsp;&nbsp;&nbsp;&nbsp;</span><span style="color: #0000FF; ">return</span><span style="color: #000000; ">&nbsp;x&nbsp;</span><span style="color: #000000; ">&gt;=</span><span style="color: #000000; ">&nbsp;</span><span style="color: #000000; ">0</span><span style="color: #000000; ">&nbsp;</span><span style="color: #000000; ">&amp;&amp;</span><span style="color: #000000; ">&nbsp;x&nbsp;</span><span style="color: #000000; ">&lt;</span><span style="color: #000000; ">&nbsp;m&nbsp;</span><span style="color: #000000; ">&amp;&amp;</span><span style="color: #000000; ">&nbsp;y&nbsp;</span><span style="color: #000000; ">&gt;=</span><span style="color: #000000; ">&nbsp;</span><span style="color: #000000; ">0</span><span style="color: #000000; ">&nbsp;</span><span style="color: #000000; ">&amp;&amp;</span><span style="color: #000000; ">&nbsp;y&nbsp;</span><span style="color: #000000; ">&lt;</span><span style="color: #000000; ">&nbsp;n;<br /></span><span style="color: #008080; ">14</span>&nbsp;<span style="color: #000000; ">}<br /></span><span style="color: #008080; ">15</span>&nbsp;<span style="color: #000000; "></span><span style="color: #0000FF; ">void</span><span style="color: #000000; ">&nbsp;dfs(</span><span style="color: #0000FF; ">int</span><span style="color: #000000; ">&nbsp;x,&nbsp;</span><span style="color: #0000FF; ">int</span><span style="color: #000000; ">&nbsp;y,&nbsp;</span><span style="color: #0000FF; ">int</span><span style="color: #000000; ">&nbsp;k)<br /></span><span style="color: #008080; ">16</span>&nbsp;<span style="color: #000000; ">{<br /></span><span style="color: #008080; ">17</span>&nbsp;<span style="color: #000000; ">&nbsp;&nbsp;&nbsp;&nbsp;</span><span style="color: #0000FF; ">if</span><span style="color: #000000; ">&nbsp;(k&nbsp;</span><span style="color: #000000; ">==</span><span style="color: #000000; ">&nbsp;n&nbsp;</span><span style="color: #000000; ">*</span><span style="color: #000000; ">&nbsp;m)<br /></span><span style="color: #008080; ">18</span>&nbsp;<span style="color: #000000; ">&nbsp;&nbsp;&nbsp;&nbsp;{<br /></span><span style="color: #008080; ">19</span>&nbsp;<span style="color: #000000; ">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</span><span style="color: #0000FF; ">for</span><span style="color: #000000; ">&nbsp;(</span><span style="color: #0000FF; ">int</span><span style="color: #000000; ">&nbsp;i&nbsp;</span><span style="color: #000000; ">=</span><span style="color: #000000; ">&nbsp;</span><span style="color: #000000; ">0</span><span style="color: #000000; ">;&nbsp;i&nbsp;</span><span style="color: #000000; ">&lt;</span><span style="color: #000000; ">&nbsp;k;&nbsp;i</span><span style="color: #000000; ">++</span><span style="color: #000000; ">)<br /></span><span style="color: #008080; ">20</span>&nbsp;<span style="color: #000000; ">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;printf(</span><span style="color: #000000; ">"</span><span style="color: #000000; ">%c%d</span><span style="color: #000000; ">"</span><span style="color: #000000; ">,&nbsp;ans[i][</span><span style="color: #000000; ">0</span><span style="color: #000000; ">]&nbsp;</span><span style="color: #000000; ">+</span><span style="color: #000000; ">&nbsp;</span><span style="color: #000000; ">65</span><span style="color: #000000; ">,&nbsp;ans[i][</span><span style="color: #000000; ">1</span><span style="color: #000000; ">]&nbsp;</span><span style="color: #000000; ">+</span><span style="color: #000000; ">&nbsp;</span><span style="color: #000000; ">1</span><span style="color: #000000; ">);<br /></span><span style="color: #008080; ">21</span>&nbsp;<span style="color: #000000; ">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;printf(</span><span style="color: #000000; ">"</span><span style="color: #000000; ">\n</span><span style="color: #000000; ">"</span><span style="color: #000000; ">);<br /></span><span style="color: #008080; ">22</span>&nbsp;<span style="color: #000000; ">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;g&nbsp;</span><span style="color: #000000; ">=</span><span style="color: #000000; ">&nbsp;</span><span style="color: #000000; ">1</span><span style="color: #000000; ">;<br /></span><span style="color: #008080; ">23</span>&nbsp;<span style="color: #000000; ">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</span><span style="color: #0000FF; ">return</span><span style="color: #000000; ">;<br /></span><span style="color: #008080; ">24</span>&nbsp;<span style="color: #000000; ">&nbsp;&nbsp;&nbsp;&nbsp;}<br /></span><span style="color: #008080; ">25</span>&nbsp;<span style="color: #000000; ">&nbsp;&nbsp;&nbsp;&nbsp;</span><span style="color: #0000FF; ">for</span><span style="color: #000000; ">&nbsp;(</span><span style="color: #0000FF; ">int</span><span style="color: #000000; ">&nbsp;i&nbsp;</span><span style="color: #000000; ">=</span><span style="color: #000000; ">&nbsp;</span><span style="color: #000000; ">0</span><span style="color: #000000; ">;&nbsp;i&nbsp;</span><span style="color: #000000; ">&lt;</span><span style="color: #000000; ">&nbsp;</span><span style="color: #000000; ">8</span><span style="color: #000000; ">;&nbsp;i</span><span style="color: #000000; ">++</span><span style="color: #000000; ">)<br /></span><span style="color: #008080; ">26</span>&nbsp;<span style="color: #000000; ">&nbsp;&nbsp;&nbsp;&nbsp;{<br /></span><span style="color: #008080; ">27</span>&nbsp;<span style="color: #000000; ">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</span><span style="color: #0000FF; ">int</span><span style="color: #000000; ">&nbsp;xx&nbsp;</span><span style="color: #000000; ">=</span><span style="color: #000000; ">&nbsp;x&nbsp;</span><span style="color: #000000; ">+</span><span style="color: #000000; ">&nbsp;dir[i][</span><span style="color: #000000; ">0</span><span style="color: #000000; ">];<br /></span><span style="color: #008080; ">28</span>&nbsp;<span style="color: #000000; ">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</span><span style="color: #0000FF; ">int</span><span style="color: #000000; ">&nbsp;yy&nbsp;</span><span style="color: #000000; ">=</span><span style="color: #000000; ">&nbsp;y&nbsp;</span><span style="color: #000000; ">+</span><span style="color: #000000; ">&nbsp;dir[i][</span><span style="color: #000000; ">1</span><span style="color: #000000; ">];<br /></span><span style="color: #008080; ">29</span>&nbsp;<span style="color: #000000; ">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</span><span style="color: #0000FF; ">if</span><span style="color: #000000; ">&nbsp;(inMap(xx,&nbsp;yy)&nbsp;</span><span style="color: #000000; ">&amp;&amp;</span><span style="color: #000000; ">&nbsp;</span><span style="color: #000000; ">!</span><span style="color: #000000; ">f[xx][yy]&nbsp;</span><span style="color: #000000; ">&amp;&amp;</span><span style="color: #000000; ">&nbsp;</span><span style="color: #000000; ">!</span><span style="color: #000000; ">g)<br /></span><span style="color: #008080; ">30</span>&nbsp;<span style="color: #000000; ">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;{<br /></span><span style="color: #008080; ">31</span>&nbsp;<span style="color: #000000; ">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;f[xx][yy]&nbsp;</span><span style="color: #000000; ">=</span><span style="color: #000000; ">&nbsp;</span><span style="color: #000000; ">1</span><span style="color: #000000; ">;<br /></span><span style="color: #008080; ">32</span>&nbsp;<span style="color: #000000; ">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;ans[k][</span><span style="color: #000000; ">0</span><span style="color: #000000; ">]&nbsp;</span><span style="color: #000000; ">=</span><span style="color: #000000; ">&nbsp;xx;&nbsp;ans[k][</span><span style="color: #000000; ">1</span><span style="color: #000000; ">]&nbsp;</span><span style="color: #000000; ">=</span><span style="color: #000000; ">&nbsp;yy;<br /></span><span style="color: #008080; ">33</span>&nbsp;<span style="color: #000000; ">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;dfs(xx,&nbsp;yy,&nbsp;k&nbsp;</span><span style="color: #000000; ">+</span><span style="color: #000000; ">&nbsp;</span><span style="color: #000000; ">1</span><span style="color: #000000; ">);<br /></span><span style="color: #008080; ">34</span>&nbsp;<span style="color: #000000; ">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;f[xx][yy]&nbsp;</span><span style="color: #000000; ">=</span><span style="color: #000000; ">&nbsp;</span><span style="color: #000000; ">0</span><span style="color: #000000; ">;<br /></span><span style="color: #008080; ">35</span>&nbsp;<span style="color: #000000; ">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;}<br /></span><span style="color: #008080; ">36</span>&nbsp;<span style="color: #000000; ">&nbsp;&nbsp;&nbsp;&nbsp;}<br /></span><span style="color: #008080; ">37</span>&nbsp;<span style="color: #000000; ">}<br /></span><span style="color: #008080; ">38</span>&nbsp;<span style="color: #000000; "></span><span style="color: #0000FF; ">int</span><span style="color: #000000; ">&nbsp;main()<br /></span><span style="color: #008080; ">39</span>&nbsp;<span style="color: #000000; ">{<br /></span><span style="color: #008080; ">40</span>&nbsp;<span style="color: #000000; ">&nbsp;&nbsp;&nbsp;&nbsp;</span><span style="color: #0000FF; ">int</span><span style="color: #000000; ">&nbsp;t;<br /></span><span style="color: #008080; ">41</span>&nbsp;<span style="color: #000000; ">&nbsp;&nbsp;&nbsp;&nbsp;</span><span style="color: #0000FF; ">while</span><span style="color: #000000; ">&nbsp;(</span><span style="color: #000000; ">~</span><span style="color: #000000; ">scanf(</span><span style="color: #000000; ">"</span><span style="color: #000000; ">%d</span><span style="color: #000000; ">"</span><span style="color: #000000; ">,&nbsp;</span><span style="color: #000000; ">&amp;</span><span style="color: #000000; ">t))<br /></span><span style="color: #008080; ">42</span>&nbsp;<span style="color: #000000; ">&nbsp;&nbsp;&nbsp;&nbsp;{<br /></span><span style="color: #008080; ">43</span>&nbsp;<span style="color: #000000; ">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</span><span style="color: #0000FF; ">for</span><span style="color: #000000; ">&nbsp;(</span><span style="color: #0000FF; ">int</span><span style="color: #000000; ">&nbsp;i&nbsp;</span><span style="color: #000000; ">=</span><span style="color: #000000; ">&nbsp;</span><span style="color: #000000; ">1</span><span style="color: #000000; ">;&nbsp;i&nbsp;</span><span style="color: #000000; ">&lt;=</span><span style="color: #000000; ">&nbsp;t;&nbsp;i</span><span style="color: #000000; ">++</span><span style="color: #000000; ">)<br /></span><span style="color: #008080; ">44</span>&nbsp;<span style="color: #000000; ">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;{<br /></span><span style="color: #008080; ">45</span>&nbsp;<span style="color: #000000; ">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;memset(f,&nbsp;</span><span style="color: #000000; ">0</span><span style="color: #000000; ">,&nbsp;</span><span style="color: #0000FF; ">sizeof</span><span style="color: #000000; ">(f));<br /></span><span style="color: #008080; ">46</span>&nbsp;<span style="color: #000000; ">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;memset(ans,&nbsp;</span><span style="color: #000000; ">0</span><span style="color: #000000; ">,&nbsp;</span><span style="color: #0000FF; ">sizeof</span><span style="color: #000000; ">(ans));<br /></span><span style="color: #008080; ">47</span>&nbsp;<span style="color: #000000; ">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;g&nbsp;</span><span style="color: #000000; ">=</span><span style="color: #000000; ">&nbsp;</span><span style="color: #000000; ">0</span><span style="color: #000000; ">;<br /></span><span style="color: #008080; ">48</span>&nbsp;<span style="color: #000000; ">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;scanf(</span><span style="color: #000000; ">"</span><span style="color: #000000; ">%d%d</span><span style="color: #000000; ">"</span><span style="color: #000000; ">,&nbsp;</span><span style="color: #000000; ">&amp;</span><span style="color: #000000; ">n,&nbsp;</span><span style="color: #000000; ">&amp;</span><span style="color: #000000; ">m);<br /></span><span style="color: #008080; ">49</span>&nbsp;<span style="color: #000000; ">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;f[</span><span style="color: #000000; ">0</span><span style="color: #000000; ">][</span><span style="color: #000000; ">0</span><span style="color: #000000; ">]&nbsp;</span><span style="color: #000000; ">=</span><span style="color: #000000; ">&nbsp;</span><span style="color: #000000; ">1</span><span style="color: #000000; ">;<br /></span><span style="color: #008080; ">50</span>&nbsp;<span style="color: #000000; ">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;ans[</span><span style="color: #000000; ">0</span><span style="color: #000000; ">][</span><span style="color: #000000; ">0</span><span style="color: #000000; ">]&nbsp;</span><span style="color: #000000; ">=</span><span style="color: #000000; ">&nbsp;ans[</span><span style="color: #000000; ">0</span><span style="color: #000000; ">][</span><span style="color: #000000; ">1</span><span style="color: #000000; ">]&nbsp;</span><span style="color: #000000; ">=</span><span style="color: #000000; ">&nbsp;</span><span style="color: #000000; ">0</span><span style="color: #000000; ">;<br /></span><span style="color: #008080; ">51</span>&nbsp;<span style="color: #000000; ">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;printf(</span><span style="color: #000000; ">"</span><span style="color: #000000; ">Scenario&nbsp;#%d:\n</span><span style="color: #000000; ">"</span><span style="color: #000000; ">,&nbsp;i);<br /></span><span style="color: #008080; ">52</span>&nbsp;<span style="color: #000000; ">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;dfs(</span><span style="color: #000000; ">0</span><span style="color: #000000; ">,&nbsp;</span><span style="color: #000000; ">0</span><span style="color: #000000; ">,&nbsp;</span><span style="color: #000000; ">1</span><span style="color: #000000; ">);<br /></span><span style="color: #008080; ">53</span>&nbsp;<span style="color: #000000; ">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</span><span style="color: #0000FF; ">if</span><span style="color: #000000; ">&nbsp;(</span><span style="color: #000000; ">!</span><span style="color: #000000; ">g)&nbsp;printf(</span><span style="color: #000000; ">"</span><span style="color: #000000; ">impossible\n</span><span style="color: #000000; ">"</span><span style="color: #000000; ">);<br /></span><span style="color: #008080; ">54</span>&nbsp;<span style="color: #000000; ">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;printf(</span><span style="color: #000000; ">"</span><span style="color: #000000; ">\n</span><span style="color: #000000; ">"</span><span style="color: #000000; ">);<br /></span><span style="color: #008080; ">55</span>&nbsp;<span style="color: #000000; ">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;}<br /></span><span style="color: #008080; ">56</span>&nbsp;<span style="color: #000000; ">&nbsp;&nbsp;&nbsp;&nbsp;}<br /></span><span style="color: #008080; ">57</span>&nbsp;<span style="color: #000000; ">&nbsp;&nbsp;&nbsp;&nbsp;</span><span style="color: #0000FF; ">return</span><span style="color: #000000; ">&nbsp;</span><span style="color: #000000; ">0</span><span style="color: #000000; ">;<br /></span><span style="color: #008080; ">58</span>&nbsp;<span style="color: #000000; ">}<br /></span><span style="color: #008080; ">59</span>&nbsp;<span style="color: #000000; "></span></span></div></p><img src ="http://www.shnenglu.com/qhpeklh5959/aggbug/197477.html" width = "1" height = "1" /><br><br><div align=right><a style="text-decoration:none;" href="http://www.shnenglu.com/qhpeklh5959/" target="_blank">嫻呴洦姝?/a> 2013-01-22 20:19 <a href="http://www.shnenglu.com/qhpeklh5959/articles/197477.html#Feedback" target="_blank" style="text-decoration:none;">鍙戣〃璇勮</a></div>]]></description></item><item><title>POJ3620 Avoid The Lakes</title><link>http://www.shnenglu.com/qhpeklh5959/articles/197474.html</link><dc:creator>嫻呴洦姝?/dc:creator><author>嫻呴洦姝?/author><pubDate>Tue, 22 Jan 2013 10:34:00 GMT</pubDate><guid>http://www.shnenglu.com/qhpeklh5959/articles/197474.html</guid><wfw:comment>http://www.shnenglu.com/qhpeklh5959/comments/197474.html</wfw:comment><comments>http://www.shnenglu.com/qhpeklh5959/articles/197474.html#Feedback</comments><slash:comments>0</slash:comments><wfw:commentRss>http://www.shnenglu.com/qhpeklh5959/comments/commentRss/197474.html</wfw:commentRss><trackback:ping>http://www.shnenglu.com/qhpeklh5959/services/trackbacks/197474.html</trackback:ping><description><![CDATA[<p style="color: #362e2b; font-family: Arial; line-height: 26px; background-color: #ffffff;">棰樼洰閾炬帴錛?a  style="color: #6a3906; text-decoration: initial;">http://poj.org/problem?id=3620</a></p><p style="color: #362e2b; font-family: Arial; line-height: 26px; background-color: #ffffff;">鍒嗗洓涓柟鍚慸fs錛屾渶鍚庢壘鍒版渶澶у�箋�?br /><div style="background-color:#eeeeee;font-size:13px;border:1px solid #CCCCCC;padding-right: 5px;padding-bottom: 4px;padding-left: 4px;padding-top: 4px;width: 98%;word-break:break-all"><img id="Code_Closed_Image_183348" onclick="this.style.display='none'; Code_Closed_Text_183348.style.display='none'; Code_Open_Image_183348.style.display='inline'; Code_Open_Text_183348.style.display='inline';" height="16" src="http://www.shnenglu.com/images/OutliningIndicators/ContractedBlock.gif" width="11" align="top"><img id="Code_Open_Image_183348" style="display: none" onclick="this.style.display='none'; Code_Open_Text_183348.style.display='none'; Code_Closed_Image_183348.style.display='inline'; Code_Closed_Text_183348.style.display='inline';" height="16" src="http://www.shnenglu.com/images/OutliningIndicators/ExpandedBlockStart.gif" width="11" align="top"><span id="Code_Closed_Text_183348" style="border-right: #808080 1px solid; border-top: #808080 1px solid; border-left: #808080 1px solid; border-bottom: #808080 1px solid; background-color: #ffffff">view code</span><span id="Code_Open_Text_183348" style="display: none"><br /><!--<br /><br />Code highlighting produced by Actipro CodeHighlighter (freeware)<br />http://www.CodeHighlighter.com/<br /><br />--><span style="color: #008080; ">&nbsp;1</span>&nbsp;<span style="color: #000000; ">#include&nbsp;</span><span style="color: #000000; ">&lt;</span><span style="color: #000000; ">iostream</span><span style="color: #000000; ">&gt;</span><span style="color: #000000; "><br /></span><span style="color: #008080; ">&nbsp;2</span>&nbsp;<span style="color: #000000; ">#include&nbsp;</span><span style="color: #000000; ">&lt;</span><span style="color: #000000; ">cstdio</span><span style="color: #000000; ">&gt;</span><span style="color: #000000; "><br /></span><span style="color: #008080; ">&nbsp;3</span>&nbsp;<span style="color: #000000; ">#include&nbsp;</span><span style="color: #000000; ">&lt;</span><span style="color: #000000; ">cstdlib</span><span style="color: #000000; ">&gt;</span><span style="color: #000000; "><br /></span><span style="color: #008080; ">&nbsp;4</span>&nbsp;<span style="color: #000000; ">#include&nbsp;</span><span style="color: #000000; ">&lt;</span><span style="color: #000000; ">cstring</span><span style="color: #000000; ">&gt;</span><span style="color: #000000; "><br /></span><span style="color: #008080; ">&nbsp;5</span>&nbsp;<span style="color: #000000; ">#include&nbsp;</span><span style="color: #000000; ">&lt;</span><span style="color: #000000; ">cmath</span><span style="color: #000000; ">&gt;</span><span style="color: #000000; "><br /></span><span style="color: #008080; ">&nbsp;6</span>&nbsp;<span style="color: #000000; ">#include&nbsp;</span><span style="color: #000000; ">&lt;</span><span style="color: #000000; ">algorithm</span><span style="color: #000000; ">&gt;</span><span style="color: #000000; "><br /></span><span style="color: #008080; ">&nbsp;7</span>&nbsp;<span style="color: #000000; "></span><span style="color: #0000FF; ">using</span><span style="color: #000000; ">&nbsp;</span><span style="color: #0000FF; ">namespace</span><span style="color: #000000; ">&nbsp;std;<br /></span><span style="color: #008080; ">&nbsp;8</span>&nbsp;<span style="color: #000000; "></span><span style="color: #0000FF; ">#define</span><span style="color: #000000; ">&nbsp;maxl&nbsp;10000</span><span style="color: #000000; "><br /></span><span style="color: #008080; ">&nbsp;9</span>&nbsp;<span style="color: #000000; "></span><span style="color: #0000FF; ">int</span><span style="color: #000000; ">&nbsp;n,&nbsp;m,&nbsp;k,&nbsp;num,&nbsp;G[</span><span style="color: #000000; ">110</span><span style="color: #000000; ">][</span><span style="color: #000000; ">110</span><span style="color: #000000; ">],&nbsp;f[</span><span style="color: #000000; ">110</span><span style="color: #000000; ">][</span><span style="color: #000000; ">110</span><span style="color: #000000; ">];<br /></span><span style="color: #008080; ">10</span>&nbsp;<span style="color: #000000; "></span><span style="color: #0000FF; ">int</span><span style="color: #000000; ">&nbsp;dir[</span><span style="color: #000000; ">4</span><span style="color: #000000; ">][</span><span style="color: #000000; ">2</span><span style="color: #000000; ">]&nbsp;</span><span style="color: #000000; ">=</span><span style="color: #000000; ">&nbsp;{{</span><span style="color: #000000; ">1</span><span style="color: #000000; ">,&nbsp;</span><span style="color: #000000; ">0</span><span style="color: #000000; ">},&nbsp;{</span><span style="color: #000000; ">-</span><span style="color: #000000; ">1</span><span style="color: #000000; ">,&nbsp;</span><span style="color: #000000; ">0</span><span style="color: #000000; ">},&nbsp;{</span><span style="color: #000000; ">0</span><span style="color: #000000; ">,&nbsp;</span><span style="color: #000000; ">1</span><span style="color: #000000; ">},&nbsp;{</span><span style="color: #000000; ">0</span><span style="color: #000000; ">,&nbsp;</span><span style="color: #000000; ">-</span><span style="color: #000000; ">1</span><span style="color: #000000; ">}};<br /></span><span style="color: #008080; ">11</span>&nbsp;<span style="color: #000000; "></span><span style="color: #0000FF; ">int</span><span style="color: #000000; ">&nbsp;dfs(</span><span style="color: #0000FF; ">int</span><span style="color: #000000; ">&nbsp;p,&nbsp;</span><span style="color: #0000FF; ">int</span><span style="color: #000000; ">&nbsp;q)<br /></span><span style="color: #008080; ">12</span>&nbsp;<span style="color: #000000; ">{<br /></span><span style="color: #008080; ">13</span>&nbsp;<span style="color: #000000; ">&nbsp;&nbsp;&nbsp;&nbsp;f[p][q]&nbsp;</span><span style="color: #000000; ">=</span><span style="color: #000000; ">&nbsp;</span><span style="color: #000000; ">1</span><span style="color: #000000; ">;<br /></span><span style="color: #008080; ">14</span>&nbsp;<span style="color: #000000; ">&nbsp;&nbsp;&nbsp;&nbsp;</span><span style="color: #0000FF; ">for</span><span style="color: #000000; ">&nbsp;(</span><span style="color: #0000FF; ">int</span><span style="color: #000000; ">&nbsp;i&nbsp;</span><span style="color: #000000; ">=</span><span style="color: #000000; ">&nbsp;</span><span style="color: #000000; ">0</span><span style="color: #000000; ">;&nbsp;i&nbsp;</span><span style="color: #000000; ">&lt;</span><span style="color: #000000; ">&nbsp;</span><span style="color: #000000; ">4</span><span style="color: #000000; ">;&nbsp;i</span><span style="color: #000000; ">++</span><span style="color: #000000; ">)<br /></span><span style="color: #008080; ">15</span>&nbsp;<span style="color: #000000; ">&nbsp;&nbsp;&nbsp;&nbsp;{<br /></span><span style="color: #008080; ">16</span>&nbsp;<span style="color: #000000; ">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</span><span style="color: #0000FF; ">int</span><span style="color: #000000; ">&nbsp;x&nbsp;</span><span style="color: #000000; ">=</span><span style="color: #000000; ">&nbsp;p&nbsp;</span><span style="color: #000000; ">+</span><span style="color: #000000; ">&nbsp;dir[i][</span><span style="color: #000000; ">0</span><span style="color: #000000; ">];<br /></span><span style="color: #008080; ">17</span>&nbsp;<span style="color: #000000; ">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</span><span style="color: #0000FF; ">int</span><span style="color: #000000; ">&nbsp;y&nbsp;</span><span style="color: #000000; ">=</span><span style="color: #000000; ">&nbsp;q&nbsp;</span><span style="color: #000000; ">+</span><span style="color: #000000; ">&nbsp;dir[i][</span><span style="color: #000000; ">1</span><span style="color: #000000; ">];<br /></span><span style="color: #008080; ">18</span>&nbsp;<span style="color: #000000; ">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</span><span style="color: #0000FF; ">if</span><span style="color: #000000; ">&nbsp;(</span><span style="color: #000000; ">!</span><span style="color: #000000; ">f[x][y]&nbsp;</span><span style="color: #000000; ">&amp;&amp;</span><span style="color: #000000; ">&nbsp;G[x][y])<br /></span><span style="color: #008080; ">19</span>&nbsp;<span style="color: #000000; ">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;{<br /></span><span style="color: #008080; ">20</span>&nbsp;<span style="color: #000000; ">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;num</span><span style="color: #000000; ">++</span><span style="color: #000000; ">;<br /></span><span style="color: #008080; ">21</span>&nbsp;<span style="color: #000000; ">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;dfs(x,&nbsp;y);<br /></span><span style="color: #008080; ">22</span>&nbsp;<span style="color: #000000; ">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;}<br /></span><span style="color: #008080; ">23</span>&nbsp;<span style="color: #000000; ">&nbsp;&nbsp;&nbsp;&nbsp;}<br /></span><span style="color: #008080; ">24</span>&nbsp;<span style="color: #000000; ">&nbsp;&nbsp;&nbsp;&nbsp;</span><span style="color: #0000FF; ">return</span><span style="color: #000000; ">&nbsp;num;<br /></span><span style="color: #008080; ">25</span>&nbsp;<span style="color: #000000; ">}<br /></span><span style="color: #008080; ">26</span>&nbsp;<span style="color: #000000; "></span><span style="color: #0000FF; ">int</span><span style="color: #000000; ">&nbsp;main()<br /></span><span style="color: #008080; ">27</span>&nbsp;<span style="color: #000000; ">{<br /></span><span style="color: #008080; ">28</span>&nbsp;<span style="color: #000000; ">&nbsp;&nbsp;&nbsp;&nbsp;</span><span style="color: #0000FF; ">while</span><span style="color: #000000; ">&nbsp;(</span><span style="color: #000000; ">~</span><span style="color: #000000; ">scanf(</span><span style="color: #000000; ">"</span><span style="color: #000000; ">%d%d%d</span><span style="color: #000000; ">"</span><span style="color: #000000; ">,&nbsp;</span><span style="color: #000000; ">&amp;</span><span style="color: #000000; ">n,&nbsp;</span><span style="color: #000000; ">&amp;</span><span style="color: #000000; ">m,&nbsp;</span><span style="color: #000000; ">&amp;</span><span style="color: #000000; ">k))<br /></span><span style="color: #008080; ">29</span>&nbsp;<span style="color: #000000; ">&nbsp;&nbsp;&nbsp;&nbsp;{<br /></span><span style="color: #008080; ">30</span>&nbsp;<span style="color: #000000; ">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</span><span style="color: #0000FF; ">int</span><span style="color: #000000; ">&nbsp;ans&nbsp;</span><span style="color: #000000; ">=</span><span style="color: #000000; ">&nbsp;</span><span style="color: #000000; ">0</span><span style="color: #000000; ">;<br /></span><span style="color: #008080; ">31</span>&nbsp;<span style="color: #000000; ">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;memset(f,&nbsp;</span><span style="color: #000000; ">0</span><span style="color: #000000; ">,&nbsp;</span><span style="color: #0000FF; ">sizeof</span><span style="color: #000000; ">(f));<br /></span><span style="color: #008080; ">32</span>&nbsp;<span style="color: #000000; ">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;memset(G,&nbsp;</span><span style="color: #000000; ">0</span><span style="color: #000000; ">,&nbsp;</span><span style="color: #0000FF; ">sizeof</span><span style="color: #000000; ">(G));<br /></span><span style="color: #008080; ">33</span>&nbsp;<span style="color: #000000; ">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</span><span style="color: #0000FF; ">while</span><span style="color: #000000; ">&nbsp;(k</span><span style="color: #000000; ">--</span><span style="color: #000000; ">)<br /></span><span style="color: #008080; ">34</span>&nbsp;<span style="color: #000000; ">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;{<br /></span><span style="color: #008080; ">35</span>&nbsp;<span style="color: #000000; ">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</span><span style="color: #0000FF; ">int</span><span style="color: #000000; ">&nbsp;x,&nbsp;y;<br /></span><span style="color: #008080; ">36</span>&nbsp;<span style="color: #000000; ">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;scanf(</span><span style="color: #000000; ">"</span><span style="color: #000000; ">%d%d</span><span style="color: #000000; ">"</span><span style="color: #000000; ">,&nbsp;</span><span style="color: #000000; ">&amp;</span><span style="color: #000000; ">x,&nbsp;</span><span style="color: #000000; ">&amp;</span><span style="color: #000000; ">y);<br /></span><span style="color: #008080; ">37</span>&nbsp;<span style="color: #000000; ">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;G[x][y]&nbsp;</span><span style="color: #000000; ">=</span><span style="color: #000000; ">&nbsp;</span><span style="color: #000000; ">1</span><span style="color: #000000; ">;<br /></span><span style="color: #008080; ">38</span>&nbsp;<span style="color: #000000; ">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;}<br /></span><span style="color: #008080; ">39</span>&nbsp;<span style="color: #000000; ">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</span><span style="color: #0000FF; ">for</span><span style="color: #000000; ">&nbsp;(</span><span style="color: #0000FF; ">int</span><span style="color: #000000; ">&nbsp;i&nbsp;</span><span style="color: #000000; ">=</span><span style="color: #000000; ">&nbsp;</span><span style="color: #000000; ">1</span><span style="color: #000000; ">;&nbsp;i&nbsp;</span><span style="color: #000000; ">&lt;=</span><span style="color: #000000; ">&nbsp;n;&nbsp;i</span><span style="color: #000000; ">++</span><span style="color: #000000; ">)<br /></span><span style="color: #008080; ">40</span>&nbsp;<span style="color: #000000; ">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</span><span style="color: #0000FF; ">for</span><span style="color: #000000; ">&nbsp;(</span><span style="color: #0000FF; ">int</span><span style="color: #000000; ">&nbsp;j&nbsp;</span><span style="color: #000000; ">=</span><span style="color: #000000; ">&nbsp;</span><span style="color: #000000; ">1</span><span style="color: #000000; ">;&nbsp;j&nbsp;</span><span style="color: #000000; ">&lt;=</span><span style="color: #000000; ">&nbsp;m;&nbsp;j</span><span style="color: #000000; ">++</span><span style="color: #000000; ">)<br /></span><span style="color: #008080; ">41</span>&nbsp;<span style="color: #000000; ">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;{<br /></span><span style="color: #008080; ">42</span>&nbsp;<span style="color: #000000; ">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</span><span style="color: #0000FF; ">if</span><span style="color: #000000; ">&nbsp;(</span><span style="color: #000000; ">!</span><span style="color: #000000; ">f[i][j]&nbsp;</span><span style="color: #000000; ">&amp;&amp;</span><span style="color: #000000; ">&nbsp;G[i][j])<br /></span><span style="color: #008080; ">43</span>&nbsp;<span style="color: #000000; ">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;{<br /></span><span style="color: #008080; ">44</span>&nbsp;<span style="color: #000000; ">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;num&nbsp;</span><span style="color: #000000; ">=</span><span style="color: #000000; ">&nbsp;</span><span style="color: #000000; ">1</span><span style="color: #000000; ">;<br /></span><span style="color: #008080; ">45</span>&nbsp;<span style="color: #000000; ">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;ans&nbsp;</span><span style="color: #000000; ">=</span><span style="color: #000000; ">&nbsp;max(ans,&nbsp;dfs(i,&nbsp;j));<br /></span><span style="color: #008080; ">46</span>&nbsp;<span style="color: #000000; ">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;}<br /></span><span style="color: #008080; ">47</span>&nbsp;<span style="color: #000000; ">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;}<br /></span><span style="color: #008080; ">48</span>&nbsp;<span style="color: #000000; ">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;printf(</span><span style="color: #000000; ">"</span><span style="color: #000000; ">%d\n</span><span style="color: #000000; ">"</span><span style="color: #000000; ">,&nbsp;ans);<br /></span><span style="color: #008080; ">49</span>&nbsp;<span style="color: #000000; ">&nbsp;&nbsp;&nbsp;&nbsp;}<br /></span><span style="color: #008080; ">50</span>&nbsp;<span style="color: #000000; ">&nbsp;&nbsp;&nbsp;&nbsp;</span><span style="color: #0000FF; ">return</span><span style="color: #000000; ">&nbsp;</span><span style="color: #000000; ">0</span><span style="color: #000000; ">;<br /></span><span style="color: #008080; ">51</span>&nbsp;<span style="color: #000000; "></span></span></div></p><img src ="http://www.shnenglu.com/qhpeklh5959/aggbug/197474.html" width = "1" height = "1" /><br><br><div align=right><a style="text-decoration:none;" href="http://www.shnenglu.com/qhpeklh5959/" target="_blank">嫻呴洦姝?/a> 2013-01-22 18:34 <a href="http://www.shnenglu.com/qhpeklh5959/articles/197474.html#Feedback" target="_blank" style="text-decoration:none;">鍙戣〃璇勮</a></div>]]></description></item></channel></rss>                                  <footer>
<div class="friendship-link">
<p>感谢您访问我们的网站，您可能还对以下资源感兴趣：</p>
<a href="http://www.shnenglu.com/" title="&#31934;&#21697;&#35270;&#39057;&#20037;&#20037;&#20037;&#20037;">&#31934;&#21697;&#35270;&#39057;&#20037;&#20037;&#20037;&#20037;</a>

<div class="friend-links">


</div>
</div>

</footer>

<a href="http://www.173ec.cn" target="_blank">午夜精品久久久久久久久</a>|
<a href="http://www.yunxinggroup.com.cn" target="_blank">日本精品久久久久中文字幕8</a>|
<a href="http://www.iz.sd.cn" target="_blank">欧美无乱码久久久免费午夜一区二区三区中文字幕
</a>|
<a href="http://www.fonwf.cn" target="_blank">国产成人综合久久综合</a>|
<a href="http://www.1314jkw.cn" target="_blank">色诱久久久久综合网ywww
</a>|
<a href="http://www.idotime.cn" target="_blank">国产精品免费久久久久久久久</a>|
<a href="http://www.iaftvc.cn" target="_blank">大蕉久久伊人中文字幕</a>|
<a href="http://www.ea52.cn" target="_blank">久久无码国产专区精品</a>|
<a href="http://www.dgabs.cn" target="_blank">激情五月综合综合久久69</a>|
<a href="http://www.fcsyx.cn" target="_blank">无码超乳爆乳中文字幕久久</a>|
<a href="http://www.zghzmj.com.cn" target="_blank">精品精品国产自在久久高清</a>|
<a href="http://www.xyq123.cn" target="_blank">久久久久久免费视频</a>|
<a href="http://www.bushenba.cn" target="_blank">91精品国产高清久久久久久国产嫩草</a>|
<a href="http://www.ai385.cn" target="_blank">久久亚洲国产成人影院</a>|
<a href="http://www.byhyri.cn" target="_blank">久久97久久97精品免视看</a>|
<a href="http://www.3171unp.cn" target="_blank">久久精品99久久香蕉国产色戒
</a>|
<a href="http://www.80649.cn" target="_blank">精品国产乱码久久久久久浪潮</a>|
<a href="http://www.ybwsf.cn" target="_blank">久久久久波多野结衣高潮</a>|
<a href="http://www.talkvo.cn" target="_blank">久久人妻少妇嫩草AV蜜桃</a>|
<a href="http://www.zupy.cn" target="_blank">久久精品成人国产午夜</a>|
<a href="http://www.fotoblog.cn" target="_blank">久久精品亚洲精品国产色婷</a>|
<a href="http://www.songli.org.cn" target="_blank">亚洲人AV永久一区二区三区久久</a>|
<a href="http://www.shishangxie.cn" target="_blank">久久国产精品成人免费</a>|
<a href="http://www.gaohuirong.cn" target="_blank">日韩精品久久久久久久电影蜜臀</a>|
<a href="http://www.jrtz213.cn" target="_blank">午夜视频久久久久一区
</a>|
<a href="http://www.6654sf.cn" target="_blank">精品综合久久久久久88小说</a>|
<a href="http://www.9yyg.cn" target="_blank">99国产精品久久久久久久成人热</a>|
<a href="http://www.jjj41.cn" target="_blank">亚洲国产精品无码成人片久久</a>|
<a href="http://www.qhd33.cn" target="_blank">女人高潮久久久叫人喷水</a>|
<a href="http://www.vrfx.cn" target="_blank">亚洲精品无码专区久久同性男</a>|
<a href="http://www.essledyntp.com.cn" target="_blank">久久免费精品一区二区</a>|
<a href="http://www.idotime.cn" target="_blank">日本精品久久久久中文字幕</a>|
<a href="http://www.htlon.cn" target="_blank">久久香蕉一级毛片</a>|
<a href="http://www.qvnb.cn" target="_blank">久久国产一区二区</a>|
<a href="http://www.i501.cn" target="_blank">精品久久久久久久久久中文字幕</a>|
<a href="http://www.jjzrhg.cn" target="_blank">999久久久免费国产精品播放</a>|
<a href="http://www.zgcl.org.cn" target="_blank">中文字幕久久欲求不满</a>|
<a href="http://www.kxtravel.com.cn" target="_blank">久久综合丝袜日本网</a>|
<a href="http://www.338z.cn" target="_blank">久久国产乱子伦精品免费午夜</a>|
<a href="http://www.tongshenghu.com.cn" target="_blank">亚洲国产天堂久久综合网站</a>|
<a href="http://www.jusunglabel.com.cn" target="_blank">草草久久久无码国产专区</a>|
<script>
(function(){
    var bp = document.createElement('script');
    var curProtocol = window.location.protocol.split(':')[0];
    if (curProtocol === 'https') {
        bp.src = 'https://zz.bdstatic.com/linksubmit/push.js';
    }
    else {
        bp.src = 'http://push.zhanzhang.baidu.com/push.js';
    }
    var s = document.getElementsByTagName("script")[0];
    s.parentNode.insertBefore(bp, s);
})();
</script>
</body>