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>&#20037;&#20037;&#22812;&#33394;&#31934;&#21697;&#22269;&#20135;&#20122;&#27954;&#44;&#20037;&#20037;&#26080;&#30721;&#20154;&#22971;&#19968;&#21306;&#20108;&#21306;&#19977;&#21306;&#44;&#20037;&#20037;&#23159;&#23159;&#20116;&#26376;&#32508;&#21512;&#22269;&#20135;&#23588;&#29289;&#97;&#112;&#112;&#13;</title><link>http://www.shnenglu.com/yuziyu/archive/2009/07/11/89781.html</link><dc:creator>YZY</dc:creator><author>YZY</author><pubDate>Sat, 11 Jul 2009 03:48:00 GMT</pubDate><guid>http://www.shnenglu.com/yuziyu/archive/2009/07/11/89781.html</guid><wfw:comment>http://www.shnenglu.com/yuziyu/comments/89781.html</wfw:comment><comments>http://www.shnenglu.com/yuziyu/archive/2009/07/11/89781.html#Feedback</comments><slash:comments>0</slash:comments><wfw:commentRss>http://www.shnenglu.com/yuziyu/comments/commentRss/89781.html</wfw:commentRss><trackback:ping>http://www.shnenglu.com/yuziyu/services/trackbacks/89781.html</trackback:ping><description><![CDATA[
		<br />涓�寮�濮嬫妸棰樻剰鐞嗚В閿欎簡(jiǎn)錛屼互涓哄埢鍦ㄥ悓涓�寮犲厜鐩樹(shù)笂鐨勬瓕鏇茬殑鏃墮棿欏哄簭涓嶅彉灝卞彲浠ヤ簡(jiǎn)銆?br />浜嬪疄涓婁笉浠呭悓鍏夌洏?shù)笂鐨勬瓕鏇插啓鍏ユ棄櫁磋鎸墮搴搴忓Q屽墠涓�寮犲厜鐩樹(shù)笂鐨勬瓕鏇蹭笉鑳芥瘮鍚庝竴寮犳瓕鏇插啓鍏ユ椂闂磋鏅氥�?br /><br />鏁版嵁閲忔瘮杈冨皯錛岀敤鍥炴函娉曪紝dp涔熻銆?br /><br /><div style="border: 1px solid rgb(204, 204, 204); padding: 4px 5px 4px 4px; background-color: rgb(238, 238, 238); font-size: 13px; width: 98%;"><!--<br><br>Code highlighting produced by Actipro CodeHighlighter (freeware)<br>http://www.CodeHighlighter.com/<br><br>--><span style="color: rgb(0, 0, 0);">#include聽(tīng)</span><span style="color: rgb(0, 0, 0);">&lt;</span><span style="color: rgb(0, 0, 0);">iostream</span><span style="color: rgb(0, 0, 0);">&gt;</span><span style="color: rgb(0, 0, 0);"><br />#include聽(tīng)</span><span style="color: rgb(0, 0, 0);">&lt;</span><span style="color: rgb(0, 0, 0);">fstream</span><span style="color: rgb(0, 0, 0);">&gt;</span><span style="color: rgb(0, 0, 0);"><br /><br /></span><span style="color: rgb(0, 0, 255);">using</span><span style="color: rgb(0, 0, 0);">聽(tīng)</span><span style="color: rgb(0, 0, 255);">namespace</span><span style="color: rgb(0, 0, 0);">聽(tīng)std;<br /><br />ifstream聽(tīng)fin(</span><span style="color: rgb(0, 0, 0);">"</span><span style="color: rgb(0, 0, 0);">rockers.in</span><span style="color: rgb(0, 0, 0);">"</span><span style="color: rgb(0, 0, 0);">);<br />ofstream聽(tīng)fout(</span><span style="color: rgb(0, 0, 0);">"</span><span style="color: rgb(0, 0, 0);">rockers.out</span><span style="color: rgb(0, 0, 0);">"</span><span style="color: rgb(0, 0, 0);">);<br /><br />#ifdef聽(tīng)_DEBUG<br /></span><span style="color: rgb(0, 0, 255);">#define</span><span style="color: rgb(0, 0, 0);">聽(tīng)out聽(tīng)cout</span><span style="color: rgb(0, 0, 0);"><br /></span><span style="color: rgb(0, 0, 255);">#define</span><span style="color: rgb(0, 0, 0);">聽(tīng)in聽(tīng)cin</span><span style="color: rgb(0, 0, 0);"><br /></span><span style="color: rgb(0, 0, 255);">#else</span><span style="color: rgb(0, 0, 0);"><br /></span><span style="color: rgb(0, 0, 255);">#define</span><span style="color: rgb(0, 0, 0);">聽(tīng)out聽(tīng)fout</span><span style="color: rgb(0, 0, 0);"><br /></span><span style="color: rgb(0, 0, 255);">#define</span><span style="color: rgb(0, 0, 0);">聽(tīng)in聽(tīng)fin</span><span style="color: rgb(0, 0, 0);"><br /></span><span style="color: rgb(0, 0, 255);">#endif</span><span style="color: rgb(0, 0, 0);"><br /><br /></span><span style="color: rgb(0, 0, 255);">int</span><span style="color: rgb(0, 0, 0);">聽(tīng)capacity[</span><span style="color: rgb(0, 0, 0);">20</span><span style="color: rgb(0, 0, 0);">];;<br /></span><span style="color: rgb(0, 0, 255);">int</span><span style="color: rgb(0, 0, 0);">聽(tīng)songs[</span><span style="color: rgb(0, 0, 0);">20</span><span style="color: rgb(0, 0, 0);">];<br /></span><span style="color: rgb(0, 0, 255);">int</span><span style="color: rgb(0, 0, 0);">聽(tīng)song_num,disk_num;</span><span style="color: rgb(0, 0, 255);"></span><span style="color: rgb(0, 0, 0);"><br /><br /></span><span style="color: rgb(0, 0, 255);">int</span><span style="color: rgb(0, 0, 0);">聽(tīng)res聽(tīng)</span><span style="color: rgb(0, 0, 0);">=</span><span style="color: rgb(0, 0, 0);">聽(tīng)</span><span style="color: rgb(0, 0, 0);">0</span><span style="color: rgb(0, 0, 0);">;<br /></span><span style="color: rgb(0, 0, 255);">int</span><span style="color: rgb(0, 0, 0);">聽(tīng)cur;<br /><br /></span><span style="color: rgb(0, 0, 255);">void</span><span style="color: rgb(0, 0, 0);">聽(tīng)backtracing(</span><span style="color: rgb(0, 0, 255);">int</span><span style="color: rgb(0, 0, 0);">聽(tīng)depth,</span><span style="color: rgb(0, 0, 255);">int</span><span style="color: rgb(0, 0, 0);">聽(tīng)last)<br />{<br />聽(tīng)聽(tīng)聽(tīng)聽(tīng)</span><span style="color: rgb(0, 0, 255);">if</span><span style="color: rgb(0, 0, 0);">(depth</span><span style="color: rgb(0, 0, 0);">==</span><span style="color: rgb(0, 0, 0);">song_num){<br />聽(tīng)聽(tīng)聽(tīng)聽(tīng)聽(tīng)聽(tīng)聽(tīng)聽(tīng)</span><span style="color: rgb(0, 0, 255);">if</span><span style="color: rgb(0, 0, 0);">(cur</span><span style="color: rgb(0, 0, 0);">&gt;</span><span style="color: rgb(0, 0, 0);">res){<br />聽(tīng)聽(tīng)聽(tīng)聽(tīng)聽(tīng)聽(tīng)聽(tīng)聽(tīng)聽(tīng)聽(tīng)聽(tīng)聽(tīng)res聽(tīng)</span><span style="color: rgb(0, 0, 0);">=</span><span style="color: rgb(0, 0, 0);">聽(tīng)cur;<br />聽(tīng)聽(tīng)聽(tīng)聽(tīng)聽(tīng)聽(tīng)聽(tīng)聽(tīng)}<br />聽(tīng)聽(tīng)聽(tīng)聽(tīng)聽(tīng)聽(tīng)聽(tīng)聽(tīng)</span><span style="color: rgb(0, 0, 255);">return</span><span style="color: rgb(0, 0, 0);">;<br />聽(tīng)聽(tīng)聽(tīng)聽(tīng)}<br />聽(tīng)聽(tīng)聽(tīng) <br />聽(tīng)聽(tīng)聽(tīng) //濡傛灉鍚庨潰鎵�鏈夌殑姝屾洸閮藉姞涓婅繕姣旀渶浼樺�煎皬錛屽壀鏋?br />聽(tīng)聽(tīng)聽(tīng)聽(tīng)</span><span style="color: rgb(0, 0, 255);">if</span><span style="color: rgb(0, 0, 0);">(cur</span><span style="color: rgb(0, 0, 0);">+</span><span style="color: rgb(0, 0, 0);">song_num</span><span style="color: rgb(0, 0, 0);">-</span><span style="color: rgb(0, 0, 0);">depth</span><span style="color: rgb(0, 0, 0);">&lt;=</span><span style="color: rgb(0, 0, 0);">res)<br />聽(tīng)聽(tīng)聽(tīng)聽(tīng)聽(tīng)聽(tīng)聽(tīng)</span><span style="color: rgb(0, 0, 255);">return</span><span style="color: rgb(0, 0, 0);">;聽(tīng)<br /><br />聽(tīng)聽(tīng)聽(tīng)聽(tīng)</span><span style="color: rgb(0, 0, 255);">for</span><span style="color: rgb(0, 0, 0);">(</span><span style="color: rgb(0, 0, 255);">int</span><span style="color: rgb(0, 0, 0);">聽(tīng)i</span><span style="color: rgb(0, 0, 0);">=</span><span style="color: rgb(0, 0, 0);">last;i</span><span style="color: rgb(0, 0, 0);">&lt;</span><span style="color: rgb(0, 0, 0);">disk_num;</span><span style="color: rgb(0, 0, 0);">++</span><span style="color: rgb(0, 0, 0);">i){<br />聽(tīng)聽(tīng)聽(tīng)聽(tīng)聽(tīng)聽(tīng)聽(tīng)聽(tīng) //濡傛灉褰撳墠姝屾洸闇�瑕佸埢褰曪紝閭ｅ彧闇�鍒誨湪絎竴寮犺兘瑁呭緱涓嬬殑鍏夌洏?shù)笂銆?br />聽(tīng)聽(tīng)聽(tīng)聽(tīng)聽(tīng)聽(tīng)聽(tīng)聽(tīng)</span><span style="color: rgb(0, 0, 255);">if</span><span style="color: rgb(0, 0, 0);">(聽(tīng)capacity[i]</span><span style="color: rgb(0, 0, 0);">&gt;=</span><span style="color: rgb(0, 0, 0);">songs[depth]){<br />聽(tīng)聽(tīng)聽(tīng)聽(tīng)聽(tīng)聽(tīng)聽(tīng)聽(tīng)聽(tīng)聽(tīng)聽(tīng)聽(tīng)cur</span><span style="color: rgb(0, 0, 0);">++</span><span style="color: rgb(0, 0, 0);">;<br />聽(tīng)聽(tīng)聽(tīng)聽(tīng)聽(tīng)聽(tīng)聽(tīng)聽(tīng)聽(tīng)聽(tīng)聽(tīng)聽(tīng)capacity[i]</span><span style="color: rgb(0, 0, 0);">-=</span><span style="color: rgb(0, 0, 0);">songs[depth];<br />聽(tīng)聽(tīng)聽(tīng)聽(tīng)聽(tīng)聽(tīng)聽(tīng)聽(tīng)聽(tīng)聽(tīng)聽(tīng)聽(tīng)backtracing(depth</span><span style="color: rgb(0, 0, 0);">+</span><span style="color: rgb(0, 0, 0);">1</span><span style="color: rgb(0, 0, 0);">,i);<br />聽(tīng)聽(tīng)聽(tīng)聽(tīng)聽(tīng)聽(tīng)聽(tīng)聽(tīng)聽(tīng)聽(tīng)聽(tīng)聽(tīng)capacity[i]</span><span style="color: rgb(0, 0, 0);">+=</span><span style="color: rgb(0, 0, 0);">songs[depth];<br />聽(tīng)聽(tīng)聽(tīng)聽(tīng)聽(tīng)聽(tīng)聽(tīng)聽(tīng)聽(tīng)聽(tīng)聽(tīng)聽(tīng)cur</span><span style="color: rgb(0, 0, 0);">--</span><span style="color: rgb(0, 0, 0);">;<br />聽(tīng)聽(tīng)聽(tīng)聽(tīng)聽(tīng)聽(tīng)聽(tīng)聽(tīng)聽(tīng)聽(tīng)聽(tīng)聽(tīng)</span><span style="color: rgb(0, 0, 255);">break</span><span style="color: rgb(0, 0, 0);">;<br />聽(tīng)聽(tīng)聽(tīng)聽(tīng)聽(tīng)聽(tīng)聽(tīng)聽(tīng)}<br />聽(tīng)聽(tīng)聽(tīng)聽(tīng)}<br /><br />聽(tīng)聽(tīng)聽(tīng) // 涓嶅埢褰撳墠姝屾洸<br />聽(tīng)聽(tīng)聽(tīng)聽(tīng)backtracing(depth</span><span style="color: rgb(0, 0, 0);">+</span><span style="color: rgb(0, 0, 0);">1</span><span style="color: rgb(0, 0, 0);">,last);<br /><br />}<br /><br /></span><span style="color: rgb(0, 0, 255);">void</span><span style="color: rgb(0, 0, 0);">聽(tīng)solve()<br />{<br />聽(tīng)聽(tīng)聽(tīng)聽(tīng)</span><span style="color: rgb(0, 0, 255);">int</span><span style="color: rgb(0, 0, 0);">聽(tīng)c;<br />聽(tīng)聽(tīng)聽(tīng)聽(tīng)</span><span style="color: rgb(0, 0, 255);">in</span><span style="color: rgb(0, 0, 0);">&gt;&gt;</span><span style="color: rgb(0, 0, 0);">song_num</span><span style="color: rgb(0, 0, 0);">&gt;&gt;</span><span style="color: rgb(0, 0, 0);">c</span><span style="color: rgb(0, 0, 0);">&gt;&gt;</span><span style="color: rgb(0, 0, 0);">disk_num;<br /><br />聽(tīng)聽(tīng)聽(tīng)聽(tīng)</span><span style="color: rgb(0, 0, 255);">for</span><span style="color: rgb(0, 0, 0);">(</span><span style="color: rgb(0, 0, 255);">int</span><span style="color: rgb(0, 0, 0);">聽(tīng)i</span><span style="color: rgb(0, 0, 0);">=</span><span style="color: rgb(0, 0, 0);">0</span><span style="color: rgb(0, 0, 0);">;i</span><span style="color: rgb(0, 0, 0);">&lt;</span><span style="color: rgb(0, 0, 0);">song_num;</span><span style="color: rgb(0, 0, 0);">++</span><span style="color: rgb(0, 0, 0);">i)<br />聽(tīng)聽(tīng)聽(tīng)聽(tīng)聽(tīng)聽(tīng)聽(tīng)聽(tīng)</span><span style="color: rgb(0, 0, 255);">in</span><span style="color: rgb(0, 0, 0);">&gt;&gt;</span><span style="color: rgb(0, 0, 0);">songs[i];<br /><br />聽(tīng)聽(tīng)聽(tīng)聽(tīng)</span><span style="color: rgb(0, 0, 255);">for</span><span style="color: rgb(0, 0, 0);">(</span><span style="color: rgb(0, 0, 255);">int</span><span style="color: rgb(0, 0, 0);">聽(tīng)i</span><span style="color: rgb(0, 0, 0);">=</span><span style="color: rgb(0, 0, 0);">0</span><span style="color: rgb(0, 0, 0);">;i</span><span style="color: rgb(0, 0, 0);">&lt;</span><span style="color: rgb(0, 0, 0);">disk_num;</span><span style="color: rgb(0, 0, 0);">++</span><span style="color: rgb(0, 0, 0);">i)<br />聽(tīng)聽(tīng)聽(tīng)聽(tīng)聽(tīng)聽(tīng)聽(tīng)聽(tīng)capacity[i]聽(tīng)</span><span style="color: rgb(0, 0, 0);">=</span><span style="color: rgb(0, 0, 0);">聽(tīng)c;<br /><br />聽(tīng)聽(tīng)聽(tīng)聽(tīng)backtracing(</span><span style="color: rgb(0, 0, 0);">0</span><span style="color: rgb(0, 0, 0);">,</span><span style="color: rgb(0, 0, 0);">0</span><span style="color: rgb(0, 0, 0);">);<br /><br />聽(tīng)聽(tīng)聽(tīng)聽(tīng)</span><span style="color: rgb(0, 0, 255);">out</span><span style="color: rgb(0, 0, 0);">&lt;&lt;</span><span style="color: rgb(0, 0, 0);">res</span><span style="color: rgb(0, 0, 0);">&lt;&lt;</span><span style="color: rgb(0, 0, 0);">endl;<br />}<br /><br /></span><span style="color: rgb(0, 0, 255);">int</span><span style="color: rgb(0, 0, 0);">聽(tīng)main(</span><span style="color: rgb(0, 0, 255);">int</span><span style="color: rgb(0, 0, 0);">聽(tīng)argc,</span><span style="color: rgb(0, 0, 255);">char</span><span style="color: rgb(0, 0, 0);">聽(tīng)</span><span style="color: rgb(0, 0, 0);">*</span><span style="color: rgb(0, 0, 0);">argv[])<br />{<br />聽(tīng)聽(tīng)聽(tīng)聽(tīng)solve();聽(tīng)<br />聽(tīng)聽(tīng)聽(tīng)聽(tīng)</span><span style="color: rgb(0, 0, 255);">return</span><span style="color: rgb(0, 0, 0);">聽(tīng)</span><span style="color: rgb(0, 0, 0);">0</span><span style="color: rgb(0, 0, 0);">;<br />}<br /><br /></span></div><br /><img src ="http://www.shnenglu.com/yuziyu/aggbug/89781.html" width = "1" height = "1" /><br><br><div align=right><a style="text-decoration:none;" href="http://www.shnenglu.com/yuziyu/" target="_blank">YZY</a> 2009-07-11 11:48 <a href="http://www.shnenglu.com/yuziyu/archive/2009/07/11/89781.html#Feedback" target="_blank" style="text-decoration:none;">鍙戣〃璇勮</a></div>]]></description></item><item><title>USACO 2.3 Zero Sum</title><link>http://www.shnenglu.com/yuziyu/archive/2009/06/24/88457.html</link><dc:creator>YZY</dc:creator><author>YZY</author><pubDate>Wed, 24 Jun 2009 13:35:00 GMT</pubDate><guid>http://www.shnenglu.com/yuziyu/archive/2009/06/24/88457.html</guid><wfw:comment>http://www.shnenglu.com/yuziyu/comments/88457.html</wfw:comment><comments>http://www.shnenglu.com/yuziyu/archive/2009/06/24/88457.html#Feedback</comments><slash:comments>0</slash:comments><wfw:commentRss>http://www.shnenglu.com/yuziyu/comments/commentRss/88457.html</wfw:commentRss><trackback:ping>http://www.shnenglu.com/yuziyu/services/trackbacks/88457.html</trackback:ping><description><![CDATA[&nbsp;&nbsp;&nbsp;&nbsp; 鎽樿: 綆�鍗曠殑鍥炴函棰?nbsp;&nbsp;<a href='http://www.shnenglu.com/yuziyu/archive/2009/06/24/88457.html'>闃呰鍏ㄦ枃</a><img src ="http://www.shnenglu.com/yuziyu/aggbug/88457.html" width = "1" height = "1" /><br><br><div align=right><a style="text-decoration:none;" href="http://www.shnenglu.com/yuziyu/" target="_blank">YZY</a> 2009-06-24 21:35 <a href="http://www.shnenglu.com/yuziyu/archive/2009/06/24/88457.html#Feedback" target="_blank" style="text-decoration:none;">鍙戣〃璇勮</a></div>]]></description></item></channel></rss>        <footer>
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