锘??xml version="1.0" encoding="utf-8" standalone="yes"?>国产精品日韩欧美久久综合,久久91这里精品国产2020,久久久久亚洲AV无码去区首http://www.shnenglu.com/Yuan/category/16258.htmlzh-cnThu, 21 Jul 2011 18:04:18 GMTThu, 21 Jul 2011 18:04:18 GMT60Spoj 1479 鏈灝忕洿寰勭敓鎴愭爲http://www.shnenglu.com/Yuan/archive/2011/07/21/151519.html_Yuan_YuanWed, 20 Jul 2011 17:12:00 GMThttp://www.shnenglu.com/Yuan/archive/2011/07/21/151519.htmlhttp://www.shnenglu.com/Yuan/comments/151519.htmlhttp://www.shnenglu.com/Yuan/archive/2011/07/21/151519.html#Feedback0http://www.shnenglu.com/Yuan/comments/commentRss/151519.htmlhttp://www.shnenglu.com/Yuan/services/trackbacks/151519.html闃呰鍏ㄦ枃

_Yuan 2011-07-21 01:12 鍙戣〃璇勮
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hdu 3832 鏋氫婦鍒嗗弶鐐?/title><link>http://www.shnenglu.com/Yuan/archive/2011/07/15/151084.html</link><dc:creator>_Yuan</dc:creator><author>_Yuan</author><pubDate>Fri, 15 Jul 2011 12:07:00 GMT</pubDate><guid>http://www.shnenglu.com/Yuan/archive/2011/07/15/151084.html</guid><wfw:comment>http://www.shnenglu.com/Yuan/comments/151084.html</wfw:comment><comments>http://www.shnenglu.com/Yuan/archive/2011/07/15/151084.html#Feedback</comments><slash:comments>0</slash:comments><wfw:commentRss>http://www.shnenglu.com/Yuan/comments/commentRss/151084.html</wfw:commentRss><trackback:ping>http://www.shnenglu.com/Yuan/services/trackbacks/151084.html</trackback:ping><description><![CDATA[     鎽樿: Code highlighting produced by Actipro CodeHighlighter (freeware)http://www.CodeHighlighter.com/-->/**//*    n<=200涓偣鐨勬棤鍚戝浘錛岃姹傚墠3涓偣闇瑕佽繛鎺ュ湪涓璧鳳紝姹傛渶澶氳兘鍒犻櫎鐨勫叾浣欑偣    榪炲湪涓璧鳳紝鎯沖埌鐢?..  <a href='http://www.shnenglu.com/Yuan/archive/2011/07/15/151084.html'>闃呰鍏ㄦ枃</a><img src ="http://www.shnenglu.com/Yuan/aggbug/151084.html" width = "1" height = "1" /><br><br><div align=right><a style="text-decoration:none;" href="http://www.shnenglu.com/Yuan/" target="_blank">_Yuan</a> 2011-07-15 20:07 <a href="http://www.shnenglu.com/Yuan/archive/2011/07/15/151084.html#Feedback" target="_blank" style="text-decoration:none;">鍙戣〃璇勮</a></div>]]></description></item><item><title>CF76A 鎺掑簭闄嶇淮 鍔犺竟鎴愮幆鍒犳渶澶ц竟 鍒╃敤MST鎬ц川http://www.shnenglu.com/Yuan/archive/2011/05/05/145782.html_Yuan_YuanThu, 05 May 2011 15:36:00 GMThttp://www.shnenglu.com/Yuan/archive/2011/05/05/145782.htmlhttp://www.shnenglu.com/Yuan/comments/145782.htmlhttp://www.shnenglu.com/Yuan/archive/2011/05/05/145782.html#Feedback0http://www.shnenglu.com/Yuan/comments/commentRss/145782.htmlhttp://www.shnenglu.com/Yuan/services/trackbacks/145782.html闃呰鍏ㄦ枃

_Yuan 2011-05-05 23:36 鍙戣〃璇勮
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poj 3694 LCA媧葷敤 鍓茶竟http://www.shnenglu.com/Yuan/archive/2010/04/30/114050.html_Yuan_YuanFri, 30 Apr 2010 04:16:00 GMThttp://www.shnenglu.com/Yuan/archive/2010/04/30/114050.htmlhttp://www.shnenglu.com/Yuan/comments/114050.htmlhttp://www.shnenglu.com/Yuan/archive/2010/04/30/114050.html#Feedback0http://www.shnenglu.com/Yuan/comments/commentRss/114050.htmlhttp://www.shnenglu.com/Yuan/services/trackbacks/114050.html/*
    涓嶉敊涓閬撻
    棰樻剰錛氱粰鍑轟竴騫呭浘錛岄噷闈㈡湁妗ワ紝緇欏嚭Q涓搷浣滐紝    姣忎釜鎿嶄綔浼氭坊鍔犱竴鏉¤竟錛岄棶姣忔鎿嶄綔鍚庡浘涓ˉ鐨勪釜鏁?br>    姣忔姹傛ˉ浼氬お鎱?br>    鑰冭檻涓涓媎fs鏍戯紝鏍戣竟鑲畾鏄ˉ錛岀劧鍚庢瘡榪炰笂x,y錛屽氨浼氬艦鎴愪竴涓幆錛岃繖涓幆鍐呯殑杈瑰氨鍏ㄩ儴閮戒笉鏄壊杈?br>    鎵浠ュ彧瑕佹壘鍒皒,y鐨刲ca錛屾妸榪欎釜璺緞涓婄殑妗ユ爣璁頒負鍚﹀嵆鍙?br>
*/

#include
<cstdio>
#include
<cstring>
#include
<algorithm>
using namespace std;

const int MAXN=100010;

inline 
int min(int a,int b){return a<b?a:b;}
inline 
int max(int a,int b){return a>b?a:b;}

struct Node{
    
int v,next;
}
nodes[MAXN*10];

int G[MAXN];
int level[MAXN],low[MAXN];
int vi[MAXN],fa[MAXN];
int cut[MAXN],isBridge[MAXN];
int alloc,n,m,bridgeNum;

void add(int a,int b){
    alloc
++;
    nodes[alloc].v
=b,nodes[alloc].next=G[a];
    G[a]
=alloc;
}


void dfs(int u,int dep){
    vi[u]
=1;
    level[u]
=low[u]=dep;
    
bool flag=true;
    
//if(u!=1)cut[u]++;
    for(int son=G[u];son;son=nodes[son].next){
        
int v=nodes[son].v;
        
if(v==fa[u]&&flag){
            flag
=false;
            
continue;
        }

        
if(vi[v]==1)
            low[u]
=min(low[u],level[v]);
        
else if(vi[v]==0){
            fa[v]
=u;
            dfs(v,dep
+1);
            low[u]
=min(low[u],low[v]);
            
//if(low[v]>=level[u])cut[u]++;
            if(low[v]>level[u]){//bridge
                isBridge[v]=1;
                bridgeNum
++;
            }

        }

    }

    vi[u]
=2;
}

void lca(int x,int y){
    
if(level[x]<level[y])swap(x,y);
    
while(level[x]>level[y]){
        
if(isBridge[x]){
            bridgeNum
--;
            isBridge[x]
=0;
        }

        x
=fa[x];
    }

    
while(x!=y){
        
if(isBridge[x]){bridgeNum--;isBridge[x]=0;}
        
if(isBridge[y]){bridgeNum--;isBridge[y]=0;}
        x
=fa[x];y=fa[y];
    }

}

int main(){
    
//freopen("in","r",stdin);
    int a,b,t=1;
    
while(scanf("%d%d",&n,&m),n){
        alloc
=0;
        memset(G
+1,0,sizeof(int)*n);
        
while(m--){
            scanf(
"%d%d",&a,&b);
            add(a,b);
            add(b,a);
        }

        memset(vi,
0,sizeof(vi));
        memset(isBridge,
0,sizeof(isBridge));
        bridgeNum
=0;
        fa[
1]=1;
        dfs(
1,0);
        printf(
"Case %d:\n",t++);
        scanf(
"%d",&m);
        
while(m--){
            scanf(
"%d%d",&a,&b);
            lca(a,b);
            printf(
"%d\n",bridgeNum);
        }

        puts(
"");
    }

    
return 0;
}


_Yuan 2010-04-30 12:16 鍙戣〃璇勮
]]>
hdu 2242 鍙岃繛閫氱緝鐐規垚鏍?tree dphttp://www.shnenglu.com/Yuan/archive/2010/04/29/114003.html_Yuan_YuanThu, 29 Apr 2010 14:22:00 GMThttp://www.shnenglu.com/Yuan/archive/2010/04/29/114003.htmlhttp://www.shnenglu.com/Yuan/comments/114003.htmlhttp://www.shnenglu.com/Yuan/archive/2010/04/29/114003.html#Feedback2http://www.shnenglu.com/Yuan/comments/commentRss/114003.htmlhttp://www.shnenglu.com/Yuan/services/trackbacks/114003.html闃呰鍏ㄦ枃

_Yuan 2010-04-29 22:22 鍙戣〃璇勮
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hdu 2767 鏈灝忓姞杈逛嬌鏈夊悜鍥懼彉涓哄己榪為?/title><link>http://www.shnenglu.com/Yuan/archive/2010/04/27/113755.html</link><dc:creator>_Yuan</dc:creator><author>_Yuan</author><pubDate>Tue, 27 Apr 2010 14:37:00 GMT</pubDate><guid>http://www.shnenglu.com/Yuan/archive/2010/04/27/113755.html</guid><wfw:comment>http://www.shnenglu.com/Yuan/comments/113755.html</wfw:comment><comments>http://www.shnenglu.com/Yuan/archive/2010/04/27/113755.html#Feedback</comments><slash:comments>0</slash:comments><wfw:commentRss>http://www.shnenglu.com/Yuan/comments/commentRss/113755.html</wfw:commentRss><trackback:ping>http://www.shnenglu.com/Yuan/services/trackbacks/113755.html</trackback:ping><description><![CDATA[<p> </p> <div style="BORDER-BOTTOM: #cccccc 1px solid; BORDER-LEFT: #cccccc 1px solid; PADDING-BOTTOM: 4px; BACKGROUND-COLOR: #eeeeee; PADDING-LEFT: 4px; WIDTH: 98%; PADDING-RIGHT: 5px; FONT-SIZE: 13px; WORD-BREAK: break-all; BORDER-TOP: #cccccc 1px solid; BORDER-RIGHT: #cccccc 1px solid; PADDING-TOP: 4px"><img id=Codehighlighter1_0_134_Open_Image onclick="this.style.display='none'; Codehighlighter1_0_134_Open_Text.style.display='none'; Codehighlighter1_0_134_Closed_Image.style.display='inline'; Codehighlighter1_0_134_Closed_Text.style.display='inline';" align=top src="http://www.shnenglu.com/Images/OutliningIndicators/ExpandedBlockStart.gif"><img style="DISPLAY: none" id=Codehighlighter1_0_134_Closed_Image onclick="this.style.display='none'; Codehighlighter1_0_134_Closed_Text.style.display='none'; Codehighlighter1_0_134_Open_Image.style.display='inline'; Codehighlighter1_0_134_Open_Text.style.display='inline';" align=top src="http://www.shnenglu.com/Images/OutliningIndicators/ContractedBlock.gif"><span style="BORDER-BOTTOM: #808080 1px solid; BORDER-LEFT: #808080 1px solid; BACKGROUND-COLOR: #ffffff; DISPLAY: none; BORDER-TOP: #808080 1px solid; BORDER-RIGHT: #808080 1px solid" id=Codehighlighter1_0_134_Closed_Text>/**/</span><span id=Codehighlighter1_0_134_Open_Text><span style="COLOR: #008000">/*</span><span style="COLOR: #008000"><br><img align=top src="http://www.shnenglu.com/Images/OutliningIndicators/InBlock.gif">    姹傛渶灝忓姞杈逛嬌鏈夊悜鍥懼彉涓哄己榪為?br><img align=top src="http://www.shnenglu.com/Images/OutliningIndicators/InBlock.gif">    鍏堢緝鐐癸紝鐒跺悗璁$畻鍚勪釜寮鴻繛閫氬垎閲忕殑鍏ュ害涓?鐨勪釜鏁幫紝鍑哄害涓?鐨勪釜鏁?br><img align=top src="http://www.shnenglu.com/Images/OutliningIndicators/InBlock.gif">    1) SCC=1, 涓嶉渶娣昏竟<br><img align=top src="http://www.shnenglu.com/Images/OutliningIndicators/InBlock.gif">    2) 娣籱ax( incnt, outcnt )   <br><img align=top src="http://www.shnenglu.com/Images/OutliningIndicators/InBlock.gif">                    璐績絳栫暐錛屾眹鍩哄悜鐐瑰熀榪炶竟錛屽啀娣昏竟鐨勮繛鎺ュ墿涓嬬殑鐐瑰熀/姹囧熀鍗沖彲<br><img align=top src="http://www.shnenglu.com/Images/OutliningIndicators/InBlock.gif"><br><img align=top src="http://www.shnenglu.com/Images/OutliningIndicators/ExpandedBlockEnd.gif"></span><span style="COLOR: #008000">*/</span></span><span style="COLOR: #000000"><br><img align=top src="http://www.shnenglu.com/Images/OutliningIndicators/None.gif">#include</span><span style="COLOR: #000000"><</span><span style="COLOR: #000000">cstdio</span><span style="COLOR: #000000">></span><span style="COLOR: #000000"><br><img align=top src="http://www.shnenglu.com/Images/OutliningIndicators/None.gif">#include</span><span style="COLOR: #000000"><</span><span style="COLOR: #000000">cstring</span><span style="COLOR: #000000">></span><span style="COLOR: #000000"><br><img align=top src="http://www.shnenglu.com/Images/OutliningIndicators/None.gif">#include</span><span style="COLOR: #000000"><</span><span style="COLOR: #000000">algorithm</span><span style="COLOR: #000000">></span><span style="COLOR: #000000"><br><img align=top src="http://www.shnenglu.com/Images/OutliningIndicators/None.gif">#include</span><span style="COLOR: #000000"><</span><span style="COLOR: #000000">vector</span><span style="COLOR: #000000">></span><span style="COLOR: #000000"><br><img align=top src="http://www.shnenglu.com/Images/OutliningIndicators/None.gif"></span><span style="COLOR: #0000ff">using</span><span style="COLOR: #000000"> </span><span style="COLOR: #0000ff">namespace</span><span style="COLOR: #000000"> std;<br><img align=top src="http://www.shnenglu.com/Images/OutliningIndicators/None.gif"><br><img align=top src="http://www.shnenglu.com/Images/OutliningIndicators/None.gif"></span><span style="COLOR: #0000ff">const</span><span style="COLOR: #000000"> </span><span style="COLOR: #0000ff">int</span><span style="COLOR: #000000"> MAXN</span><span style="COLOR: #000000">=</span><span style="COLOR: #000000">20010</span><span style="COLOR: #000000">;<br><img align=top src="http://www.shnenglu.com/Images/OutliningIndicators/None.gif"><br><img align=top src="http://www.shnenglu.com/Images/OutliningIndicators/None.gif"></span><span style="COLOR: #0000ff">int</span><span style="COLOR: #000000"> n,m;<br><img align=top src="http://www.shnenglu.com/Images/OutliningIndicators/None.gif">vector</span><span style="COLOR: #000000"><</span><span style="COLOR: #0000ff">int</span><span style="COLOR: #000000">></span><span style="COLOR: #000000">G[</span><span style="COLOR: #000000">2</span><span style="COLOR: #000000">][MAXN];<br><img align=top src="http://www.shnenglu.com/Images/OutliningIndicators/None.gif"></span><span style="COLOR: #0000ff">int</span><span style="COLOR: #000000"> ID[MAXN],SCC,flag;<br><img align=top src="http://www.shnenglu.com/Images/OutliningIndicators/None.gif"></span><span style="COLOR: #0000ff">int</span><span style="COLOR: #000000"> order[MAXN],cnt;<br><img align=top src="http://www.shnenglu.com/Images/OutliningIndicators/None.gif"></span><span style="COLOR: #0000ff">int</span><span style="COLOR: #000000"> </span><span style="COLOR: #0000ff">in</span><span style="COLOR: #000000">[MAXN],</span><span style="COLOR: #0000ff">out</span><span style="COLOR: #000000">[MAXN];<br><img align=top src="http://www.shnenglu.com/Images/OutliningIndicators/None.gif"><br><img id=Codehighlighter1_369_493_Open_Image onclick="this.style.display='none'; Codehighlighter1_369_493_Open_Text.style.display='none'; Codehighlighter1_369_493_Closed_Image.style.display='inline'; Codehighlighter1_369_493_Closed_Text.style.display='inline';" align=top src="http://www.shnenglu.com/Images/OutliningIndicators/ExpandedBlockStart.gif"><img style="DISPLAY: none" id=Codehighlighter1_369_493_Closed_Image onclick="this.style.display='none'; Codehighlighter1_369_493_Closed_Text.style.display='none'; Codehighlighter1_369_493_Open_Image.style.display='inline'; Codehighlighter1_369_493_Open_Text.style.display='inline';" align=top src="http://www.shnenglu.com/Images/OutliningIndicators/ContractedBlock.gif"></span><span style="COLOR: #0000ff">void</span><span style="COLOR: #000000"> dfs(</span><span style="COLOR: #0000ff">int</span><span style="COLOR: #000000"> u)</span><span style="BORDER-BOTTOM: #808080 1px solid; BORDER-LEFT: #808080 1px solid; BACKGROUND-COLOR: #ffffff; DISPLAY: none; BORDER-TOP: #808080 1px solid; BORDER-RIGHT: #808080 1px solid" id=Codehighlighter1_369_493_Closed_Text><img src="http://www.shnenglu.com/Images/dot.gif"></span><span id=Codehighlighter1_369_493_Open_Text><span style="COLOR: #000000">{<br><img align=top src="http://www.shnenglu.com/Images/OutliningIndicators/InBlock.gif">    ID[u]</span><span style="COLOR: #000000">=</span><span style="COLOR: #000000">SCC;<br><img id=Codehighlighter1_420_466_Open_Image onclick="this.style.display='none'; Codehighlighter1_420_466_Open_Text.style.display='none'; Codehighlighter1_420_466_Closed_Image.style.display='inline'; Codehighlighter1_420_466_Closed_Text.style.display='inline';" align=top src="http://www.shnenglu.com/Images/OutliningIndicators/ExpandedSubBlockStart.gif"><img style="DISPLAY: none" id=Codehighlighter1_420_466_Closed_Image onclick="this.style.display='none'; Codehighlighter1_420_466_Closed_Text.style.display='none'; Codehighlighter1_420_466_Open_Image.style.display='inline'; Codehighlighter1_420_466_Open_Text.style.display='inline';" align=top src="http://www.shnenglu.com/Images/OutliningIndicators/ContractedSubBlock.gif">    </span><span style="COLOR: #0000ff">for</span><span style="COLOR: #000000">(</span><span style="COLOR: #0000ff">int</span><span style="COLOR: #000000"> i</span><span style="COLOR: #000000">=</span><span style="COLOR: #000000">0</span><span style="COLOR: #000000">;i</span><span style="COLOR: #000000"><</span><span style="COLOR: #000000">G[flag][u].size();i</span><span style="COLOR: #000000">++</span><span style="COLOR: #000000">)</span><span style="BORDER-BOTTOM: #808080 1px solid; BORDER-LEFT: #808080 1px solid; BACKGROUND-COLOR: #ffffff; DISPLAY: none; BORDER-TOP: #808080 1px solid; BORDER-RIGHT: #808080 1px solid" id=Codehighlighter1_420_466_Closed_Text><img src="http://www.shnenglu.com/Images/dot.gif"></span><span id=Codehighlighter1_420_466_Open_Text><span style="COLOR: #000000">{<br><img align=top src="http://www.shnenglu.com/Images/OutliningIndicators/InBlock.gif">        </span><span style="COLOR: #0000ff">int</span><span style="COLOR: #000000"> v</span><span style="COLOR: #000000">=</span><span style="COLOR: #000000">G[flag][u][i];<br><img align=top src="http://www.shnenglu.com/Images/OutliningIndicators/InBlock.gif">        </span><span style="COLOR: #0000ff">if</span><span style="COLOR: #000000">(</span><span style="COLOR: #000000">!</span><span style="COLOR: #000000">ID[v])dfs(v);<br><img align=top src="http://www.shnenglu.com/Images/OutliningIndicators/ExpandedSubBlockEnd.gif">    }</span></span><span style="COLOR: #000000"><br><img align=top src="http://www.shnenglu.com/Images/OutliningIndicators/InBlock.gif">    </span><span style="COLOR: #0000ff">if</span><span style="COLOR: #000000">(flag)order[</span><span style="COLOR: #000000">++</span><span style="COLOR: #000000">cnt]</span><span style="COLOR: #000000">=</span><span style="COLOR: #000000">u;<br><img align=top src="http://www.shnenglu.com/Images/OutliningIndicators/ExpandedBlockEnd.gif">}</span></span><span style="COLOR: #000000"><br><img align=top src="http://www.shnenglu.com/Images/OutliningIndicators/None.gif"><br><img id=Codehighlighter1_506_1368_Open_Image onclick="this.style.display='none'; Codehighlighter1_506_1368_Open_Text.style.display='none'; Codehighlighter1_506_1368_Closed_Image.style.display='inline'; Codehighlighter1_506_1368_Closed_Text.style.display='inline';" align=top src="http://www.shnenglu.com/Images/OutliningIndicators/ExpandedBlockStart.gif"><img style="DISPLAY: none" id=Codehighlighter1_506_1368_Closed_Image onclick="this.style.display='none'; Codehighlighter1_506_1368_Closed_Text.style.display='none'; Codehighlighter1_506_1368_Open_Image.style.display='inline'; Codehighlighter1_506_1368_Open_Text.style.display='inline';" align=top src="http://www.shnenglu.com/Images/OutliningIndicators/ContractedBlock.gif"></span><span style="COLOR: #0000ff">int</span><span style="COLOR: #000000"> main()</span><span style="BORDER-BOTTOM: #808080 1px solid; BORDER-LEFT: #808080 1px solid; BACKGROUND-COLOR: #ffffff; DISPLAY: none; BORDER-TOP: #808080 1px solid; BORDER-RIGHT: #808080 1px solid" id=Codehighlighter1_506_1368_Closed_Text><img src="http://www.shnenglu.com/Images/dot.gif"></span><span id=Codehighlighter1_506_1368_Open_Text><span style="COLOR: #000000">{<br><img align=top src="http://www.shnenglu.com/Images/OutliningIndicators/InBlock.gif">    </span><span style="COLOR: #0000ff">int</span><span style="COLOR: #000000"> T,a,b;<br><img align=top src="http://www.shnenglu.com/Images/OutliningIndicators/InBlock.gif">    scanf(</span><span style="COLOR: #000000">"</span><span style="COLOR: #000000">%d</span><span style="COLOR: #000000">"</span><span style="COLOR: #000000">,</span><span style="COLOR: #000000">&</span><span style="COLOR: #000000">T);<br><img id=Codehighlighter1_548_1355_Open_Image onclick="this.style.display='none'; Codehighlighter1_548_1355_Open_Text.style.display='none'; Codehighlighter1_548_1355_Closed_Image.style.display='inline'; Codehighlighter1_548_1355_Closed_Text.style.display='inline';" align=top src="http://www.shnenglu.com/Images/OutliningIndicators/ExpandedSubBlockStart.gif"><img style="DISPLAY: none" id=Codehighlighter1_548_1355_Closed_Image onclick="this.style.display='none'; Codehighlighter1_548_1355_Closed_Text.style.display='none'; Codehighlighter1_548_1355_Open_Image.style.display='inline'; Codehighlighter1_548_1355_Open_Text.style.display='inline';" align=top src="http://www.shnenglu.com/Images/OutliningIndicators/ContractedSubBlock.gif">    </span><span style="COLOR: #0000ff">while</span><span style="COLOR: #000000">(T</span><span style="COLOR: #000000">--</span><span style="COLOR: #000000">)</span><span style="BORDER-BOTTOM: #808080 1px solid; BORDER-LEFT: #808080 1px solid; BACKGROUND-COLOR: #ffffff; DISPLAY: none; BORDER-TOP: #808080 1px solid; BORDER-RIGHT: #808080 1px solid" id=Codehighlighter1_548_1355_Closed_Text><img src="http://www.shnenglu.com/Images/dot.gif"></span><span id=Codehighlighter1_548_1355_Open_Text><span style="COLOR: #000000">{<br><img align=top src="http://www.shnenglu.com/Images/OutliningIndicators/InBlock.gif">        scanf(</span><span style="COLOR: #000000">"</span><span style="COLOR: #000000">%d%d</span><span style="COLOR: #000000">"</span><span style="COLOR: #000000">,</span><span style="COLOR: #000000">&</span><span style="COLOR: #000000">n,</span><span style="COLOR: #000000">&</span><span style="COLOR: #000000">m);<br><img id=Codehighlighter1_596_640_Open_Image onclick="this.style.display='none'; Codehighlighter1_596_640_Open_Text.style.display='none'; Codehighlighter1_596_640_Closed_Image.style.display='inline'; Codehighlighter1_596_640_Closed_Text.style.display='inline';" align=top src="http://www.shnenglu.com/Images/OutliningIndicators/ExpandedSubBlockStart.gif"><img style="DISPLAY: none" id=Codehighlighter1_596_640_Closed_Image onclick="this.style.display='none'; Codehighlighter1_596_640_Closed_Text.style.display='none'; Codehighlighter1_596_640_Open_Image.style.display='inline'; Codehighlighter1_596_640_Open_Text.style.display='inline';" align=top src="http://www.shnenglu.com/Images/OutliningIndicators/ContractedSubBlock.gif">        </span><span style="COLOR: #0000ff">for</span><span style="COLOR: #000000">(</span><span style="COLOR: #0000ff">int</span><span style="COLOR: #000000"> i</span><span style="COLOR: #000000">=</span><span style="COLOR: #000000">1</span><span style="COLOR: #000000">;i</span><span style="COLOR: #000000"><=</span><span style="COLOR: #000000">n;i</span><span style="COLOR: #000000">++</span><span style="COLOR: #000000">)</span><span style="BORDER-BOTTOM: #808080 1px solid; BORDER-LEFT: #808080 1px solid; BACKGROUND-COLOR: #ffffff; DISPLAY: none; BORDER-TOP: #808080 1px solid; BORDER-RIGHT: #808080 1px solid" id=Codehighlighter1_596_640_Closed_Text><img src="http://www.shnenglu.com/Images/dot.gif"></span><span id=Codehighlighter1_596_640_Open_Text><span style="COLOR: #000000">{<br><img align=top src="http://www.shnenglu.com/Images/OutliningIndicators/InBlock.gif">            G[</span><span style="COLOR: #000000">0</span><span style="COLOR: #000000">][i].clear();<br><img align=top src="http://www.shnenglu.com/Images/OutliningIndicators/InBlock.gif">            G[</span><span style="COLOR: #000000">1</span><span style="COLOR: #000000">][i].clear();<br><img align=top src="http://www.shnenglu.com/Images/OutliningIndicators/ExpandedSubBlockEnd.gif">        }</span></span><span style="COLOR: #000000"><br><img id=Codehighlighter1_654_732_Open_Image onclick="this.style.display='none'; Codehighlighter1_654_732_Open_Text.style.display='none'; Codehighlighter1_654_732_Closed_Image.style.display='inline'; Codehighlighter1_654_732_Closed_Text.style.display='inline';" align=top src="http://www.shnenglu.com/Images/OutliningIndicators/ExpandedSubBlockStart.gif"><img style="DISPLAY: none" id=Codehighlighter1_654_732_Closed_Image onclick="this.style.display='none'; Codehighlighter1_654_732_Closed_Text.style.display='none'; Codehighlighter1_654_732_Open_Image.style.display='inline'; Codehighlighter1_654_732_Open_Text.style.display='inline';" align=top src="http://www.shnenglu.com/Images/OutliningIndicators/ContractedSubBlock.gif">        </span><span style="COLOR: #0000ff">while</span><span style="COLOR: #000000">(m</span><span style="COLOR: #000000">--</span><span style="COLOR: #000000">)</span><span style="BORDER-BOTTOM: #808080 1px solid; BORDER-LEFT: #808080 1px solid; BACKGROUND-COLOR: #ffffff; DISPLAY: none; BORDER-TOP: #808080 1px solid; BORDER-RIGHT: #808080 1px solid" id=Codehighlighter1_654_732_Closed_Text><img src="http://www.shnenglu.com/Images/dot.gif"></span><span id=Codehighlighter1_654_732_Open_Text><span style="COLOR: #000000">{<br><img align=top src="http://www.shnenglu.com/Images/OutliningIndicators/InBlock.gif">            scanf(</span><span style="COLOR: #000000">"</span><span style="COLOR: #000000">%d%d</span><span style="COLOR: #000000">"</span><span style="COLOR: #000000">,</span><span style="COLOR: #000000">&</span><span style="COLOR: #000000">a,</span><span style="COLOR: #000000">&</span><span style="COLOR: #000000">b);<br><img align=top src="http://www.shnenglu.com/Images/OutliningIndicators/InBlock.gif">            G[</span><span style="COLOR: #000000">0</span><span style="COLOR: #000000">][a].push_back(b);<br><img align=top src="http://www.shnenglu.com/Images/OutliningIndicators/InBlock.gif">            G[</span><span style="COLOR: #000000">1</span><span style="COLOR: #000000">][b].push_back(a);<br><img align=top src="http://www.shnenglu.com/Images/OutliningIndicators/ExpandedSubBlockEnd.gif">        }</span></span><span style="COLOR: #000000"><br><img align=top src="http://www.shnenglu.com/Images/OutliningIndicators/InBlock.gif">        flag</span><span style="COLOR: #000000">=</span><span style="COLOR: #000000">SCC</span><span style="COLOR: #000000">=</span><span style="COLOR: #000000">1</span><span style="COLOR: #000000">;<br><img align=top src="http://www.shnenglu.com/Images/OutliningIndicators/InBlock.gif">        cnt</span><span style="COLOR: #000000">=</span><span style="COLOR: #000000">0</span><span style="COLOR: #000000">;<br><img align=top src="http://www.shnenglu.com/Images/OutliningIndicators/InBlock.gif">        memset(ID,</span><span style="COLOR: #000000">0</span><span style="COLOR: #000000">,</span><span style="COLOR: #0000ff">sizeof</span><span style="COLOR: #000000">(ID));<br><img align=top src="http://www.shnenglu.com/Images/OutliningIndicators/InBlock.gif">        </span><span style="COLOR: #0000ff">for</span><span style="COLOR: #000000">(</span><span style="COLOR: #0000ff">int</span><span style="COLOR: #000000"> i</span><span style="COLOR: #000000">=</span><span style="COLOR: #000000">1</span><span style="COLOR: #000000">;i</span><span style="COLOR: #000000"><=</span><span style="COLOR: #000000">n;i</span><span style="COLOR: #000000">++</span><span style="COLOR: #000000">)<br><img align=top src="http://www.shnenglu.com/Images/OutliningIndicators/InBlock.gif">            </span><span style="COLOR: #0000ff">if</span><span style="COLOR: #000000">(</span><span style="COLOR: #000000">!</span><span style="COLOR: #000000">ID[i])dfs(i);<br><img align=top src="http://www.shnenglu.com/Images/OutliningIndicators/InBlock.gif">        flag</span><span style="COLOR: #000000">=</span><span style="COLOR: #000000">SCC</span><span style="COLOR: #000000">=</span><span style="COLOR: #000000">0</span><span style="COLOR: #000000">;<br><img align=top src="http://www.shnenglu.com/Images/OutliningIndicators/InBlock.gif">        memset(ID,</span><span style="COLOR: #000000">0</span><span style="COLOR: #000000">,</span><span style="COLOR: #0000ff">sizeof</span><span style="COLOR: #000000">(ID));<br><img id=Codehighlighter1_892_966_Open_Image onclick="this.style.display='none'; Codehighlighter1_892_966_Open_Text.style.display='none'; Codehighlighter1_892_966_Closed_Image.style.display='inline'; Codehighlighter1_892_966_Closed_Text.style.display='inline';" align=top src="http://www.shnenglu.com/Images/OutliningIndicators/ExpandedSubBlockStart.gif"><img style="DISPLAY: none" id=Codehighlighter1_892_966_Closed_Image onclick="this.style.display='none'; Codehighlighter1_892_966_Closed_Text.style.display='none'; Codehighlighter1_892_966_Open_Image.style.display='inline'; Codehighlighter1_892_966_Open_Text.style.display='inline';" align=top src="http://www.shnenglu.com/Images/OutliningIndicators/ContractedSubBlock.gif">        </span><span style="COLOR: #0000ff">for</span><span style="COLOR: #000000">(</span><span style="COLOR: #0000ff">int</span><span style="COLOR: #000000"> i</span><span style="COLOR: #000000">=</span><span style="COLOR: #000000">cnt;i;i</span><span style="COLOR: #000000">--</span><span style="COLOR: #000000">)</span><span style="BORDER-BOTTOM: #808080 1px solid; BORDER-LEFT: #808080 1px solid; BACKGROUND-COLOR: #ffffff; DISPLAY: none; BORDER-TOP: #808080 1px solid; BORDER-RIGHT: #808080 1px solid" id=Codehighlighter1_892_966_Closed_Text><img src="http://www.shnenglu.com/Images/dot.gif"></span><span id=Codehighlighter1_892_966_Open_Text><span style="COLOR: #000000">{</span><span style="COLOR: #008000">//</span><span style="COLOR: #008000">娉ㄦ剰鏄痮rder[i]</span><span style="COLOR: #008000"><br><img align=top src="http://www.shnenglu.com/Images/OutliningIndicators/InBlock.gif"></span><span style="COLOR: #000000">            </span><span style="COLOR: #0000ff">if</span><span style="COLOR: #000000">(ID[order[i]])</span><span style="COLOR: #0000ff">continue</span><span style="COLOR: #000000">;<br><img align=top src="http://www.shnenglu.com/Images/OutliningIndicators/InBlock.gif">            SCC</span><span style="COLOR: #000000">++</span><span style="COLOR: #000000">;<br><img align=top src="http://www.shnenglu.com/Images/OutliningIndicators/InBlock.gif">            dfs(order[i]);<br><img align=top src="http://www.shnenglu.com/Images/OutliningIndicators/ExpandedSubBlockEnd.gif">        }</span></span><span style="COLOR: #000000"><br><img id=Codehighlighter1_980_1000_Open_Image onclick="this.style.display='none'; Codehighlighter1_980_1000_Open_Text.style.display='none'; Codehighlighter1_980_1000_Closed_Image.style.display='inline'; Codehighlighter1_980_1000_Closed_Text.style.display='inline';" align=top src="http://www.shnenglu.com/Images/OutliningIndicators/ExpandedSubBlockStart.gif"><img style="DISPLAY: none" id=Codehighlighter1_980_1000_Closed_Image onclick="this.style.display='none'; Codehighlighter1_980_1000_Closed_Text.style.display='none'; Codehighlighter1_980_1000_Open_Image.style.display='inline'; Codehighlighter1_980_1000_Open_Text.style.display='inline';" align=top src="http://www.shnenglu.com/Images/OutliningIndicators/ContractedSubBlock.gif">        </span><span style="COLOR: #0000ff">if</span><span style="COLOR: #000000">(SCC</span><span style="COLOR: #000000">==</span><span style="COLOR: #000000">1</span><span style="COLOR: #000000">)</span><span style="BORDER-BOTTOM: #808080 1px solid; BORDER-LEFT: #808080 1px solid; BACKGROUND-COLOR: #ffffff; DISPLAY: none; BORDER-TOP: #808080 1px solid; BORDER-RIGHT: #808080 1px solid" id=Codehighlighter1_980_1000_Closed_Text><img src="http://www.shnenglu.com/Images/dot.gif"></span><span id=Codehighlighter1_980_1000_Open_Text><span style="COLOR: #000000">{puts(</span><span style="COLOR: #000000">"</span><span style="COLOR: #000000">0</span><span style="COLOR: #000000">"</span><span style="COLOR: #000000">);</span><span style="COLOR: #0000ff">continue</span><span style="COLOR: #000000">;}</span></span><span style="COLOR: #000000"><br><img align=top src="http://www.shnenglu.com/Images/OutliningIndicators/InBlock.gif">        memset(</span><span style="COLOR: #0000ff">out</span><span style="COLOR: #000000">,</span><span style="COLOR: #000000">0</span><span style="COLOR: #000000">,</span><span style="COLOR: #0000ff">sizeof</span><span style="COLOR: #000000">(</span><span style="COLOR: #0000ff">out</span><span style="COLOR: #000000">));<br><img align=top src="http://www.shnenglu.com/Images/OutliningIndicators/InBlock.gif">        memset(</span><span style="COLOR: #0000ff">in</span><span style="COLOR: #000000">,</span><span style="COLOR: #000000">0</span><span style="COLOR: #000000">,</span><span style="COLOR: #0000ff">sizeof</span><span style="COLOR: #000000">(</span><span style="COLOR: #0000ff">in</span><span style="COLOR: #000000">));<br><img align=top src="http://www.shnenglu.com/Images/OutliningIndicators/InBlock.gif">        </span><span style="COLOR: #0000ff">for</span><span style="COLOR: #000000">(</span><span style="COLOR: #0000ff">int</span><span style="COLOR: #000000"> i</span><span style="COLOR: #000000">=</span><span style="COLOR: #000000">1</span><span style="COLOR: #000000">;i</span><span style="COLOR: #000000"><=</span><span style="COLOR: #000000">n;i</span><span style="COLOR: #000000">++</span><span style="COLOR: #000000">)<br><img id=Codehighlighter1_1118_1210_Open_Image onclick="this.style.display='none'; Codehighlighter1_1118_1210_Open_Text.style.display='none'; Codehighlighter1_1118_1210_Closed_Image.style.display='inline'; Codehighlighter1_1118_1210_Closed_Text.style.display='inline';" align=top src="http://www.shnenglu.com/Images/OutliningIndicators/ExpandedSubBlockStart.gif"><img style="DISPLAY: none" id=Codehighlighter1_1118_1210_Closed_Image onclick="this.style.display='none'; Codehighlighter1_1118_1210_Closed_Text.style.display='none'; Codehighlighter1_1118_1210_Open_Image.style.display='inline'; Codehighlighter1_1118_1210_Open_Text.style.display='inline';" align=top src="http://www.shnenglu.com/Images/OutliningIndicators/ContractedSubBlock.gif">            </span><span style="COLOR: #0000ff">for</span><span style="COLOR: #000000">(</span><span style="COLOR: #0000ff">int</span><span style="COLOR: #000000"> j</span><span style="COLOR: #000000">=</span><span style="COLOR: #000000">0</span><span style="COLOR: #000000">;j</span><span style="COLOR: #000000"><</span><span style="COLOR: #000000">G[</span><span style="COLOR: #000000">0</span><span style="COLOR: #000000">][i].size();j</span><span style="COLOR: #000000">++</span><span style="COLOR: #000000">)</span><span style="BORDER-BOTTOM: #808080 1px solid; BORDER-LEFT: #808080 1px solid; BACKGROUND-COLOR: #ffffff; DISPLAY: none; BORDER-TOP: #808080 1px solid; BORDER-RIGHT: #808080 1px solid" id=Codehighlighter1_1118_1210_Closed_Text><img src="http://www.shnenglu.com/Images/dot.gif"></span><span id=Codehighlighter1_1118_1210_Open_Text><span style="COLOR: #000000">{<br><img align=top src="http://www.shnenglu.com/Images/OutliningIndicators/InBlock.gif">                </span><span style="COLOR: #0000ff">int</span><span style="COLOR: #000000"> v</span><span style="COLOR: #000000">=</span><span style="COLOR: #000000">G[</span><span style="COLOR: #000000">0</span><span style="COLOR: #000000">][i][j];<br><img id=Codehighlighter1_1162_1205_Open_Image onclick="this.style.display='none'; Codehighlighter1_1162_1205_Open_Text.style.display='none'; Codehighlighter1_1162_1205_Closed_Image.style.display='inline'; Codehighlighter1_1162_1205_Closed_Text.style.display='inline';" align=top src="http://www.shnenglu.com/Images/OutliningIndicators/ExpandedSubBlockStart.gif"><img style="DISPLAY: none" id=Codehighlighter1_1162_1205_Closed_Image onclick="this.style.display='none'; Codehighlighter1_1162_1205_Closed_Text.style.display='none'; Codehighlighter1_1162_1205_Open_Image.style.display='inline'; Codehighlighter1_1162_1205_Open_Text.style.display='inline';" align=top src="http://www.shnenglu.com/Images/OutliningIndicators/ContractedSubBlock.gif">                </span><span style="COLOR: #0000ff">if</span><span style="COLOR: #000000">(ID[i]</span><span style="COLOR: #000000">!=</span><span style="COLOR: #000000">ID[v])</span><span style="BORDER-BOTTOM: #808080 1px solid; BORDER-LEFT: #808080 1px solid; BACKGROUND-COLOR: #ffffff; DISPLAY: none; BORDER-TOP: #808080 1px solid; BORDER-RIGHT: #808080 1px solid" id=Codehighlighter1_1162_1205_Closed_Text><img src="http://www.shnenglu.com/Images/dot.gif"></span><span id=Codehighlighter1_1162_1205_Open_Text><span style="COLOR: #000000">{<br><img align=top src="http://www.shnenglu.com/Images/OutliningIndicators/InBlock.gif">                    </span><span style="COLOR: #0000ff">in</span><span style="COLOR: #000000">[ID[v]]</span><span style="COLOR: #000000">++</span><span style="COLOR: #000000">;<br><img align=top src="http://www.shnenglu.com/Images/OutliningIndicators/InBlock.gif">                    </span><span style="COLOR: #0000ff">out</span><span style="COLOR: #000000">[ID[i]]</span><span style="COLOR: #000000">++</span><span style="COLOR: #000000">;<br><img align=top src="http://www.shnenglu.com/Images/OutliningIndicators/ExpandedSubBlockEnd.gif">                }</span></span><span style="COLOR: #000000"><br><img align=top src="http://www.shnenglu.com/Images/OutliningIndicators/ExpandedSubBlockEnd.gif">            }</span></span><span style="COLOR: #000000"><br><img align=top src="http://www.shnenglu.com/Images/OutliningIndicators/InBlock.gif">        </span><span style="COLOR: #0000ff">int</span><span style="COLOR: #000000"> incnt</span><span style="COLOR: #000000">=</span><span style="COLOR: #000000">0</span><span style="COLOR: #000000">,outcnt</span><span style="COLOR: #000000">=</span><span style="COLOR: #000000">0</span><span style="COLOR: #000000">;<br><img id=Codehighlighter1_1261_1315_Open_Image onclick="this.style.display='none'; Codehighlighter1_1261_1315_Open_Text.style.display='none'; Codehighlighter1_1261_1315_Closed_Image.style.display='inline'; Codehighlighter1_1261_1315_Closed_Text.style.display='inline';" align=top src="http://www.shnenglu.com/Images/OutliningIndicators/ExpandedSubBlockStart.gif"><img style="DISPLAY: none" id=Codehighlighter1_1261_1315_Closed_Image onclick="this.style.display='none'; Codehighlighter1_1261_1315_Closed_Text.style.display='none'; Codehighlighter1_1261_1315_Open_Image.style.display='inline'; Codehighlighter1_1261_1315_Open_Text.style.display='inline';" align=top src="http://www.shnenglu.com/Images/OutliningIndicators/ContractedSubBlock.gif">        </span><span style="COLOR: #0000ff">for</span><span style="COLOR: #000000">(</span><span style="COLOR: #0000ff">int</span><span style="COLOR: #000000"> i</span><span style="COLOR: #000000">=</span><span style="COLOR: #000000">1</span><span style="COLOR: #000000">;i</span><span style="COLOR: #000000"><=</span><span style="COLOR: #000000">SCC;i</span><span style="COLOR: #000000">++</span><span style="COLOR: #000000">)</span><span style="BORDER-BOTTOM: #808080 1px solid; BORDER-LEFT: #808080 1px solid; BACKGROUND-COLOR: #ffffff; DISPLAY: none; BORDER-TOP: #808080 1px solid; BORDER-RIGHT: #808080 1px solid" id=Codehighlighter1_1261_1315_Closed_Text><img src="http://www.shnenglu.com/Images/dot.gif"></span><span id=Codehighlighter1_1261_1315_Open_Text><span style="COLOR: #000000">{<br><img align=top src="http://www.shnenglu.com/Images/OutliningIndicators/InBlock.gif">            </span><span style="COLOR: #0000ff">if</span><span style="COLOR: #000000">(</span><span style="COLOR: #0000ff">in</span><span style="COLOR: #000000">[i]</span><span style="COLOR: #000000">==</span><span style="COLOR: #000000">0</span><span style="COLOR: #000000">)incnt</span><span style="COLOR: #000000">++</span><span style="COLOR: #000000">;<br><img align=top src="http://www.shnenglu.com/Images/OutliningIndicators/InBlock.gif">            </span><span style="COLOR: #0000ff">if</span><span style="COLOR: #000000">(</span><span style="COLOR: #0000ff">out</span><span style="COLOR: #000000">[i]</span><span style="COLOR: #000000">==</span><span style="COLOR: #000000">0</span><span style="COLOR: #000000">)outcnt</span><span style="COLOR: #000000">++</span><span style="COLOR: #000000">;<br><img align=top src="http://www.shnenglu.com/Images/OutliningIndicators/ExpandedSubBlockEnd.gif">        }</span></span><span style="COLOR: #000000"><br><img align=top src="http://www.shnenglu.com/Images/OutliningIndicators/InBlock.gif">        printf(</span><span style="COLOR: #000000">"</span><span style="COLOR: #000000">%d\n</span><span style="COLOR: #000000">"</span><span style="COLOR: #000000">,max(incnt,outcnt));<br><img align=top src="http://www.shnenglu.com/Images/OutliningIndicators/ExpandedSubBlockEnd.gif">    }</span></span><span style="COLOR: #000000"><br><img align=top src="http://www.shnenglu.com/Images/OutliningIndicators/InBlock.gif">    </span><span style="COLOR: #0000ff">return</span><span style="COLOR: #000000"> </span><span style="COLOR: #000000">0</span><span style="COLOR: #000000">;<br><img align=top src="http://www.shnenglu.com/Images/OutliningIndicators/ExpandedBlockEnd.gif">}</span></span></div> <img src ="http://www.shnenglu.com/Yuan/aggbug/113755.html" width = "1" height = "1" /><br><br><div align=right><a style="text-decoration:none;" href="http://www.shnenglu.com/Yuan/" target="_blank">_Yuan</a> 2010-04-27 22:37 <a href="http://www.shnenglu.com/Yuan/archive/2010/04/27/113755.html#Feedback" target="_blank" style="text-decoration:none;">鍙戣〃璇勮</a></div>]]></description></item><item><title>Poj 3463 鏈鐭礬嬈$煭璺殑璺緞鏉℃暟涔嬪拰http://www.shnenglu.com/Yuan/archive/2010/04/19/112983.html_Yuan_YuanMon, 19 Apr 2010 05:59:00 GMThttp://www.shnenglu.com/Yuan/archive/2010/04/19/112983.htmlhttp://www.shnenglu.com/Yuan/comments/112983.htmlhttp://www.shnenglu.com/Yuan/archive/2010/04/19/112983.html#Feedback0http://www.shnenglu.com/Yuan/comments/commentRss/112983.htmlhttp://www.shnenglu.com/Yuan/services/trackbacks/112983.html/*
    姹俿鍒皌鐨勬渶鐭礬涓庢鐭礬錛堣繖閲岃姹傚彧姣旀渶鐭礬澶?錛夌殑鏉℃暟涔嬪拰
    
    鑱旀兂鍒版渶灝忥紝嬈″皬鐨勪竴縐嶆洿鏂板叧緋伙細
    if(x<鏈灝?鏇存柊鏈灝忥紝嬈″皬
    else if(==鏈灝?鏇存柊鏂規硶鏁?br>    else if(x<嬈″皬)鏇存柊嬈″皬
    else if(x==嬈″皬)鏇存柊鏂規硶鏁?br>
    鍚屾椂璁板綍s鍒皍鏈鐭紝嬈$煭璺強鏂規硶鏁?br>    鐢ㄤ竴涓爢姣忔鍙栨渶灝忕殑錛屾洿鏂板畬鍚庡啀鍏ュ爢
    榪樻槸閭d釜鍘熺悊錛岀涓嬈¢亣鍒扮殑灝辨槸鏈浼樼殑錛岀劧鍚巚i鏍囪涓虹湡
    鏂規硶鏁版敞鎰忔槸鍔犳硶鍘熺悊錛屼笉鏄箻娉?br>    \
    -- u -- v  鎵浠ユ槸鍔犳硶鍘熺悊
    /
*/

#include
<cstdio>
#include
<cstring>
#include
<algorithm>
#include
<queue>
using namespace std;

const int MAXN=1010;
const int INF=1000000000;

bool vi[MAXN][2];
int dist[MAXN][2],cnt[MAXN][2];//0 琛ㄧず鏈鐭礬 1琛ㄧず嬈$煭璺?/span>
int G[MAXN];
int n,m,alloc;

struct Node{
    
int v,w,next;
}
nodes[MAXN*10];

struct Pos{
    
int v,flag;
    Pos(
int vv,int f){v=vv,flag=f;}
    
bool operator<(const Pos &p)const {
        
return dist[v][flag]>dist[p.v][p.flag];
    }

}
;

void add(int a,int b,int c){
    alloc
++;
    nodes[alloc].v
=b,nodes[alloc].w=c,nodes[alloc].next=G[a];
    G[a]
=alloc;
}


int dij(int s,int t){
    memset(vi,
0,sizeof(vi));
    memset(cnt,
0,sizeof(cnt));
    
for(int i=1;i<=n;i++)
        dist[i][
0]=dist[i][1]=INF;
    priority_queue
<Pos>Q;
    Q.push(Pos(s,
0));
    dist[s][
0]=0;cnt[s][0]=1;
    
while(!Q.empty()){
        Pos top
=Q.top();Q.pop();
        
int u=top.v,flag=top.flag;
        
if(vi[u][flag])continue;
        vi[u][flag]
=1;
        
for(int son=G[u];son;son=nodes[son].next){
            
int v=nodes[son].v,w=dist[u][flag]+nodes[son].w;
            
if(w<dist[v][0]){
                
if(dist[v][0]!=INF){
                    dist[v][
1]=dist[v][0];
                    cnt[v][
1]=cnt[v][0];
                    Q.push(Pos(v,
1));
                }

                dist[v][
0]=w;
                cnt[v][
0]=cnt[u][flag];
                Q.push(Pos(v,
0));
            }

            
else if(w==dist[v][0])cnt[v][0]+=cnt[u][flag];
            
else if(w<dist[v][1]){
                dist[v][
1]=w;
                cnt[v][
1]=cnt[u][flag];
                Q.push(Pos(v,
1));
            }

            
else if(w==dist[v][1])cnt[v][1]+=cnt[u][flag];
        }

    }


    
int ans=cnt[t][0];
    
if(dist[t][0]==dist[t][1]-1)ans+=cnt[t][1];
    
return ans;
}

int main(){
    
int T,a,b,c;
    scanf(
"%d",&T);
    
while(T--){
        scanf(
"%d%d",&n,&m);
        memset(G,
0,sizeof(G));
        alloc
=0;
        
while(m--){
            scanf(
"%d%d%d",&a,&b,&c);
            add(a,b,c);
        }

        scanf(
"%d%d",&a,&b);
        printf(
"%d\n",dij(a,b));
    }

    
return 0;
}


_Yuan 2010-04-19 13:59 鍙戣〃璇勮
]]>
hdu 2444 鍒ゆ柇鏄惁浜屽垎鍥?鍐嶆渶澶у尮閰?/title><link>http://www.shnenglu.com/Yuan/archive/2010/04/17/112878.html</link><dc:creator>_Yuan</dc:creator><author>_Yuan</author><pubDate>Sat, 17 Apr 2010 15:31:00 GMT</pubDate><guid>http://www.shnenglu.com/Yuan/archive/2010/04/17/112878.html</guid><wfw:comment>http://www.shnenglu.com/Yuan/comments/112878.html</wfw:comment><comments>http://www.shnenglu.com/Yuan/archive/2010/04/17/112878.html#Feedback</comments><slash:comments>2</slash:comments><wfw:commentRss>http://www.shnenglu.com/Yuan/comments/commentRss/112878.html</wfw:commentRss><trackback:ping>http://www.shnenglu.com/Yuan/services/trackbacks/112878.html</trackback:ping><description><![CDATA[<div style="PADDING-BOTTOM: 4px; BACKGROUND-COLOR: rgb(238,238,238); PADDING-LEFT: 4px; WIDTH: 98%; PADDING-RIGHT: 5px; FONT-SIZE: 13px; BORDER-LEFT-COLOR: rgb(204,204,204); WORD-BREAK: break-all; PADDING-TOP: 4px"><span style="COLOR: #008000">/*</span><span style="COLOR: #008000"><br>    Your task is to divide the students into two groups so that any two students in the same group don't know each other.<br>    涔熷嵆闂槸鍚﹀瓨鍦ㄤ簩鍒嗗浘 錛岄氳繃鍒ゆ柇鏄惁鏈夊鏁伴暱搴﹀洖璺嵆鍙?nbsp;dfs涓涓?br>    褰撶劧錛屽厑璁稿媯墊.鏋?br>    then arrange them into double rooms 鐩歌瘑鐨勫悓涓闂存埧錛屽嵆姹傛渶澶у尮閰?br></span><span style="COLOR: #008000">*/</span><span style="COLOR: #000000"><br>#include</span><span style="COLOR: #000000"><</span><span style="COLOR: #000000">cstdio</span><span style="COLOR: #000000">></span><span style="COLOR: #000000"><br>#include</span><span style="COLOR: #000000"><</span><span style="COLOR: #000000">cstring</span><span style="COLOR: #000000">></span><span style="COLOR: #000000"><br>#include</span><span style="COLOR: #000000"><</span><span style="COLOR: #000000">queue</span><span style="COLOR: #000000">></span><span style="COLOR: #000000"><br>#include</span><span style="COLOR: #000000"><</span><span style="COLOR: #000000">algorithm</span><span style="COLOR: #000000">></span><span style="COLOR: #000000"><br></span><span style="COLOR: #0000ff">using</span><span style="COLOR: #000000"> </span><span style="COLOR: #0000ff">namespace</span><span style="COLOR: #000000"> std;<br><br></span><span style="COLOR: #0000ff">const</span><span style="COLOR: #000000"> </span><span style="COLOR: #0000ff">int</span><span style="COLOR: #000000"> MAXN</span><span style="COLOR: #000000">=</span><span style="COLOR: #000000">210</span><span style="COLOR: #000000">;<br><br></span><span style="COLOR: #0000ff">struct</span><span style="COLOR: #000000"> Node{<br>    </span><span style="COLOR: #0000ff">int</span><span style="COLOR: #000000"> v,next;<br>}nodes[MAXN</span><span style="COLOR: #000000">*</span><span style="COLOR: #000000">MAXN];<br><br></span><span style="COLOR: #0000ff">int</span><span style="COLOR: #000000"> G[MAXN];<br></span><span style="COLOR: #0000ff">int</span><span style="COLOR: #000000"> link[MAXN];<br></span><span style="COLOR: #0000ff">int</span><span style="COLOR: #000000"> n,m,alloc;<br></span><span style="COLOR: #0000ff">int</span><span style="COLOR: #000000"> vi[MAXN];<br><br></span><span style="COLOR: #0000ff">void</span><span style="COLOR: #000000"> add(</span><span style="COLOR: #0000ff">int</span><span style="COLOR: #000000"> a,</span><span style="COLOR: #0000ff">int</span><span style="COLOR: #000000"> b){<br>    alloc</span><span style="COLOR: #000000">++</span><span style="COLOR: #000000">;<br>    nodes[alloc].v</span><span style="COLOR: #000000">=</span><span style="COLOR: #000000">b,nodes[alloc].next</span><span style="COLOR: #000000">=</span><span style="COLOR: #000000">G[a];<br>    G[a]</span><span style="COLOR: #000000">=</span><span style="COLOR: #000000">alloc;<br>}<br></span><span style="COLOR: #0000ff">bool</span><span style="COLOR: #000000"> dfs(</span><span style="COLOR: #0000ff">int</span><span style="COLOR: #000000"> u,</span><span style="COLOR: #0000ff">int</span><span style="COLOR: #000000"> p){<br>    </span><span style="COLOR: #0000ff">for</span><span style="COLOR: #000000">(</span><span style="COLOR: #0000ff">int</span><span style="COLOR: #000000"> son</span><span style="COLOR: #000000">=</span><span style="COLOR: #000000">G[u];son;son</span><span style="COLOR: #000000">=</span><span style="COLOR: #000000">nodes[son].next){<br>        </span><span style="COLOR: #0000ff">int</span><span style="COLOR: #000000"> v</span><span style="COLOR: #000000">=</span><span style="COLOR: #000000">nodes[son].v;<br>        </span><span style="COLOR: #0000ff">if</span><span style="COLOR: #000000">(v</span><span style="COLOR: #000000">==</span><span style="COLOR: #000000">p)</span><span style="COLOR: #0000ff">continue</span><span style="COLOR: #000000">;<br>        </span><span style="COLOR: #0000ff">if</span><span style="COLOR: #000000">(vi[v]</span><span style="COLOR: #000000">!=-</span><span style="COLOR: #000000">1</span><span style="COLOR: #000000">){<br>            </span><span style="COLOR: #0000ff">if</span><span style="COLOR: #000000">(vi[v]</span><span style="COLOR: #000000">==</span><span style="COLOR: #000000">vi[u])</span><span style="COLOR: #0000ff">return</span><span style="COLOR: #000000"> </span><span style="COLOR: #0000ff">false</span><span style="COLOR: #000000">;</span><span style="COLOR: #008000">//</span><span style="COLOR: #008000">灞傛鐩稿樊涓哄伓鏁幫紝鍗沖伓鏁板洖璺?/span><span style="COLOR: #008000"><br></span><span style="COLOR: #000000">            </span><span style="COLOR: #0000ff">continue</span><span style="COLOR: #000000">;<br>        }<br>        vi[v]</span><span style="COLOR: #000000">=</span><span style="COLOR: #000000">1</span><span style="COLOR: #000000">-</span><span style="COLOR: #000000">vi[u];<br>        </span><span style="COLOR: #0000ff">if</span><span style="COLOR: #000000">(</span><span style="COLOR: #000000">!</span><span style="COLOR: #000000">dfs(v,u))</span><span style="COLOR: #0000ff">return</span><span style="COLOR: #000000"> </span><span style="COLOR: #0000ff">false</span><span style="COLOR: #000000">;<br>    }<br>    </span><span style="COLOR: #0000ff">return</span><span style="COLOR: #000000"> </span><span style="COLOR: #0000ff">true</span><span style="COLOR: #000000">;<br>}<br></span><span style="COLOR: #0000ff">bool</span><span style="COLOR: #000000"> find(</span><span style="COLOR: #0000ff">int</span><span style="COLOR: #000000"> u){<br>    </span><span style="COLOR: #0000ff">for</span><span style="COLOR: #000000">(</span><span style="COLOR: #0000ff">int</span><span style="COLOR: #000000"> son</span><span style="COLOR: #000000">=</span><span style="COLOR: #000000">G[u];son;son</span><span style="COLOR: #000000">=</span><span style="COLOR: #000000">nodes[son].next){<br>        </span><span style="COLOR: #0000ff">int</span><span style="COLOR: #000000"> v</span><span style="COLOR: #000000">=</span><span style="COLOR: #000000">nodes[son].v;<br>        </span><span style="COLOR: #0000ff">if</span><span style="COLOR: #000000">(vi[v])</span><span style="COLOR: #0000ff">continue</span><span style="COLOR: #000000">;<br>        vi[v]</span><span style="COLOR: #000000">=</span><span style="COLOR: #000000">1</span><span style="COLOR: #000000">;<br>        </span><span style="COLOR: #0000ff">if</span><span style="COLOR: #000000">(</span><span style="COLOR: #000000">!</span><span style="COLOR: #000000">link[v]</span><span style="COLOR: #000000">||</span><span style="COLOR: #000000">find(link[v])){<br>            link[v]</span><span style="COLOR: #000000">=</span><span style="COLOR: #000000">u;<br>            </span><span style="COLOR: #0000ff">return</span><span style="COLOR: #000000"> </span><span style="COLOR: #0000ff">true</span><span style="COLOR: #000000">;<br>        }<br>    }<br>    </span><span style="COLOR: #0000ff">return</span><span style="COLOR: #000000"> </span><span style="COLOR: #0000ff">false</span><span style="COLOR: #000000">;<br>}<br></span><span style="COLOR: #0000ff">int</span><span style="COLOR: #000000"> main(){<br>    </span><span style="COLOR: #008000">//</span><span style="COLOR: #008000">freopen("in","r",stdin);</span><span style="COLOR: #008000"><br></span><span style="COLOR: #000000">    </span><span style="COLOR: #0000ff">int</span><span style="COLOR: #000000"> a,b;<br>    </span><span style="COLOR: #0000ff">while</span><span style="COLOR: #000000">(</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">,</span><span style="COLOR: #000000">&</span><span style="COLOR: #000000">n,</span><span style="COLOR: #000000">&</span><span style="COLOR: #000000">m)){<br>        alloc</span><span style="COLOR: #000000">=</span><span style="COLOR: #000000">0</span><span style="COLOR: #000000">;<br>        memset(G,</span><span style="COLOR: #000000">0</span><span style="COLOR: #000000">,</span><span style="COLOR: #0000ff">sizeof</span><span style="COLOR: #000000">(G));<br>        </span><span style="COLOR: #0000ff">for</span><span style="COLOR: #000000">(</span><span style="COLOR: #0000ff">int</span><span style="COLOR: #000000"> i</span><span style="COLOR: #000000">=</span><span style="COLOR: #000000">0</span><span style="COLOR: #000000">;i</span><span style="COLOR: #000000"><</span><span style="COLOR: #000000">m;i</span><span style="COLOR: #000000">++</span><span style="COLOR: #000000">){<br>            scanf(</span><span style="COLOR: #000000">"</span><span style="COLOR: #000000">%d%d</span><span style="COLOR: #000000">"</span><span style="COLOR: #000000">,</span><span style="COLOR: #000000">&</span><span style="COLOR: #000000">a,</span><span style="COLOR: #000000">&</span><span style="COLOR: #000000">b);<br>            add(a,b);add(b,a);<br>        }<br>        memset(vi,</span><span style="COLOR: #000000">-</span><span style="COLOR: #000000">1</span><span style="COLOR: #000000">,</span><span style="COLOR: #0000ff">sizeof</span><span style="COLOR: #000000">(vi));<br>        </span><span style="COLOR: #0000ff">bool</span><span style="COLOR: #000000"> flag</span><span style="COLOR: #000000">=</span><span style="COLOR: #0000ff">false</span><span style="COLOR: #000000">;<br>        </span><span style="COLOR: #0000ff">for</span><span style="COLOR: #000000">(</span><span style="COLOR: #0000ff">int</span><span style="COLOR: #000000"> i</span><span style="COLOR: #000000">=</span><span style="COLOR: #000000">1</span><span style="COLOR: #000000">;i</span><span style="COLOR: #000000"><=</span><span style="COLOR: #000000">n;i</span><span style="COLOR: #000000">++</span><span style="COLOR: #000000">)<br>            </span><span style="COLOR: #0000ff">if</span><span style="COLOR: #000000">(vi[i]</span><span style="COLOR: #000000">==-</span><span style="COLOR: #000000">1</span><span style="COLOR: #000000">){<br>                vi[i]</span><span style="COLOR: #000000">=</span><span style="COLOR: #000000">1</span><span style="COLOR: #000000">;<br>                </span><span style="COLOR: #0000ff">if</span><span style="COLOR: #000000">(</span><span style="COLOR: #000000">!</span><span style="COLOR: #000000">dfs(i,i)){<br>                    flag</span><span style="COLOR: #000000">=</span><span style="COLOR: #0000ff">true</span><span style="COLOR: #000000">;<br>                    </span><span style="COLOR: #0000ff">break</span><span style="COLOR: #000000">;<br>                }<br>            }<br>        </span><span style="COLOR: #0000ff">if</span><span style="COLOR: #000000">(flag){printf(</span><span style="COLOR: #000000">"</span><span style="COLOR: #000000">No\n</span><span style="COLOR: #000000">"</span><span style="COLOR: #000000">);</span><span style="COLOR: #0000ff">continue</span><span style="COLOR: #000000">;}    <br>        </span><span style="COLOR: #0000ff">int</span><span style="COLOR: #000000"> ans</span><span style="COLOR: #000000">=</span><span style="COLOR: #000000">0</span><span style="COLOR: #000000">;<br>        memset(link,</span><span style="COLOR: #000000">0</span><span style="COLOR: #000000">,</span><span style="COLOR: #0000ff">sizeof</span><span style="COLOR: #000000">(link));<br>        </span><span style="COLOR: #0000ff">for</span><span style="COLOR: #000000">(</span><span style="COLOR: #0000ff">int</span><span style="COLOR: #000000"> i</span><span style="COLOR: #000000">=</span><span style="COLOR: #000000">1</span><span style="COLOR: #000000">;i</span><span style="COLOR: #000000"><=</span><span style="COLOR: #000000">n;i</span><span style="COLOR: #000000">++</span><span style="COLOR: #000000">){<br>            memset(vi,</span><span style="COLOR: #000000">0</span><span style="COLOR: #000000">,</span><span style="COLOR: #0000ff">sizeof</span><span style="COLOR: #000000">(vi));<br>            ans</span><span style="COLOR: #000000">+=</span><span style="COLOR: #000000">find(i);<br>        }<br>        printf(</span><span style="COLOR: #000000">"</span><span style="COLOR: #000000">%d\n</span><span style="COLOR: #000000">"</span><span style="COLOR: #000000">,ans</span><span style="COLOR: #000000">/</span><span style="COLOR: #000000">2</span><span style="COLOR: #000000">);<br>    }<br>    </span><span style="COLOR: #0000ff">return</span><span style="COLOR: #000000"> </span><span style="COLOR: #000000">0</span><span style="COLOR: #000000">;<br>}</span></div> <img src ="http://www.shnenglu.com/Yuan/aggbug/112878.html" width = "1" height = "1" /><br><br><div align=right><a style="text-decoration:none;" href="http://www.shnenglu.com/Yuan/" target="_blank">_Yuan</a> 2010-04-17 23:31 <a href="http://www.shnenglu.com/Yuan/archive/2010/04/17/112878.html#Feedback" target="_blank" style="text-decoration:none;">鍙戣〃璇勮</a></div>]]></description></item><item><title>Poj 3686 鎷嗙偣 浜屽垎鍥炬渶浣沖尮閰?/title><link>http://www.shnenglu.com/Yuan/archive/2010/04/14/112519.html</link><dc:creator>_Yuan</dc:creator><author>_Yuan</author><pubDate>Tue, 13 Apr 2010 17:05:00 GMT</pubDate><guid>http://www.shnenglu.com/Yuan/archive/2010/04/14/112519.html</guid><wfw:comment>http://www.shnenglu.com/Yuan/comments/112519.html</wfw:comment><comments>http://www.shnenglu.com/Yuan/archive/2010/04/14/112519.html#Feedback</comments><slash:comments>0</slash:comments><wfw:commentRss>http://www.shnenglu.com/Yuan/comments/commentRss/112519.html</wfw:commentRss><trackback:ping>http://www.shnenglu.com/Yuan/services/trackbacks/112519.html</trackback:ping><description><![CDATA[<div style="BORDER-BOTTOM: #cccccc 1px solid; BORDER-LEFT: #cccccc 1px solid; PADDING-BOTTOM: 4px; BACKGROUND-COLOR: #eeeeee; PADDING-LEFT: 4px; WIDTH: 98%; PADDING-RIGHT: 5px; FONT-SIZE: 13px; WORD-BREAK: break-all; BORDER-TOP: #cccccc 1px solid; BORDER-RIGHT: #cccccc 1px solid; PADDING-TOP: 4px"><img id=Codehighlighter1_0_295_Open_Image onclick="this.style.display='none'; Codehighlighter1_0_295_Open_Text.style.display='none'; Codehighlighter1_0_295_Closed_Image.style.display='inline'; Codehighlighter1_0_295_Closed_Text.style.display='inline';" align=top src="http://www.shnenglu.com/Images/OutliningIndicators/ExpandedBlockStart.gif"><img style="DISPLAY: none" id=Codehighlighter1_0_295_Closed_Image onclick="this.style.display='none'; Codehighlighter1_0_295_Closed_Text.style.display='none'; Codehighlighter1_0_295_Open_Image.style.display='inline'; Codehighlighter1_0_295_Open_Text.style.display='inline';" align=top src="http://www.shnenglu.com/Images/OutliningIndicators/ContractedBlock.gif"><span style="BORDER-BOTTOM: #808080 1px solid; BORDER-LEFT: #808080 1px solid; BACKGROUND-COLOR: #ffffff; DISPLAY: none; BORDER-TOP: #808080 1px solid; BORDER-RIGHT: #808080 1px solid" id=Codehighlighter1_0_295_Closed_Text>/**/</span><span id=Codehighlighter1_0_295_Open_Text><span style="COLOR: #008000">/*</span><span style="COLOR: #008000"><br><img align=top src="http://www.shnenglu.com/Images/OutliningIndicators/InBlock.gif">    棰樻剰錛氭湁N涓伐浠惰鍦∕涓満鍣ㄤ笂鍔犲伐錛屾湁涓涓狽*M鐨勭煩闃墊弿榪板叾鍔犲伐鏃墮棿銆?br><img align=top src="http://www.shnenglu.com/Images/OutliningIndicators/InBlock.gif">    鍚屼竴鏃墮棿鍐呮瘡涓満鍣ㄥ彧鑳藉姞宸ヤ竴涓伐浠訛紝闂姞宸ュ畬鎵鏈夊伐浠跺悗錛屼嬌寰楀鉤鍧囧姞宸ユ椂闂存渶灝忋?br><img align=top src="http://www.shnenglu.com/Images/OutliningIndicators/InBlock.gif"><br><img align=top src="http://www.shnenglu.com/Images/OutliningIndicators/InBlock.gif">    灝嗗伐浠朵綔涓轟簩鍒嗗浘涓璛閮ㄧ殑鐐癸紝鎬誨叡N涓?br><img align=top src="http://www.shnenglu.com/Images/OutliningIndicators/InBlock.gif">    灝嗘瘡涓満鍣ㄦ媶鎴怤涓偣浣滀負浜屽垎鍥句腑Y閮ㄧ殑鐐癸紝鎬誨叡N*M涓?br><img align=top src="http://www.shnenglu.com/Images/OutliningIndicators/InBlock.gif">    絎琂涓満鍣ㄧ殑絎琍涓偣浠h〃錛屼嬌鐢ㄦ満鍣?nbsp;J榪涜鍊掓暟絎琍嬈″姞宸ャ?br><img align=top src="http://www.shnenglu.com/Images/OutliningIndicators/InBlock.gif">    鍋囪鎴戜滑鎸夐『搴忓湪J鏈哄櫒涓婂伐浠禝1,I2,I3..IK涓伐浠訛紝鍒欐誨叡闇瑕佽姳璐笽1*K+I2*(K- 1)+I3*(K-3)+<img src="http://www.shnenglu.com/Images/dot.gif">+IK銆?br><img align=top src="http://www.shnenglu.com/Images/OutliningIndicators/InBlock.gif">    鎵浠ユ垜浠浜嶺涓瘡涓偣I錛孻涓瘡涓偣錛圝,P錛夛紝榪炴帴涓鏉[I,J]*P鏉冨肩殑杈廣?br><img align=top src="http://www.shnenglu.com/Images/OutliningIndicators/InBlock.gif">    鎺ヤ笅鏉ヨ繘琛屼簩鍒嗗浘鏈浣沖尮閰嶅嵆鍙?br><img align=top src="http://www.shnenglu.com/Images/OutliningIndicators/ExpandedBlockEnd.gif"></span><span style="COLOR: #008000">*/</span></span><span style="COLOR: #000000"><br><img align=top src="http://www.shnenglu.com/Images/OutliningIndicators/None.gif">#include</span><span style="COLOR: #000000"><</span><span style="COLOR: #000000">cstdio</span><span style="COLOR: #000000">></span><span style="COLOR: #000000"><br><img align=top src="http://www.shnenglu.com/Images/OutliningIndicators/None.gif">#include</span><span style="COLOR: #000000"><</span><span style="COLOR: #000000">cstring</span><span style="COLOR: #000000">></span><span style="COLOR: #000000"><br><img align=top src="http://www.shnenglu.com/Images/OutliningIndicators/None.gif"><br><img align=top src="http://www.shnenglu.com/Images/OutliningIndicators/None.gif"></span><span style="COLOR: #0000ff">const</span><span style="COLOR: #000000"> </span><span style="COLOR: #0000ff">int</span><span style="COLOR: #000000"> MAXN</span><span style="COLOR: #000000">=</span><span style="COLOR: #000000">55</span><span style="COLOR: #000000">;<br><img align=top src="http://www.shnenglu.com/Images/OutliningIndicators/None.gif"></span><span style="COLOR: #0000ff">const</span><span style="COLOR: #000000"> </span><span style="COLOR: #0000ff">int</span><span style="COLOR: #000000"> INF</span><span style="COLOR: #000000">=</span><span style="COLOR: #000000">1000000000</span><span style="COLOR: #000000">;<br><img align=top src="http://www.shnenglu.com/Images/OutliningIndicators/None.gif"><br><img align=top src="http://www.shnenglu.com/Images/OutliningIndicators/None.gif"></span><span style="COLOR: #0000ff">int</span><span style="COLOR: #000000"> n,m;<br><img align=top src="http://www.shnenglu.com/Images/OutliningIndicators/None.gif"></span><span style="COLOR: #0000ff">int</span><span style="COLOR: #000000"> g[MAXN][MAXN</span><span style="COLOR: #000000">*</span><span style="COLOR: #000000">MAXN];<br><img align=top src="http://www.shnenglu.com/Images/OutliningIndicators/None.gif"></span><span style="COLOR: #0000ff">int</span><span style="COLOR: #000000"> data[MAXN][MAXN];<br><img align=top src="http://www.shnenglu.com/Images/OutliningIndicators/None.gif"></span><span style="COLOR: #0000ff">int</span><span style="COLOR: #000000"> lx[MAXN],ly[MAXN</span><span style="COLOR: #000000">*</span><span style="COLOR: #000000">MAXN];</span><span style="COLOR: #008000">//</span><span style="COLOR: #008000">鍙欏舵爣</span><span style="COLOR: #008000"><br><img align=top src="http://www.shnenglu.com/Images/OutliningIndicators/None.gif"></span><span style="COLOR: #0000ff">int</span><span style="COLOR: #000000"> cx[MAXN],cy[MAXN</span><span style="COLOR: #000000">*</span><span style="COLOR: #000000">MAXN];</span><span style="COLOR: #008000">//</span><span style="COLOR: #008000">鍖歸厤杈歸泦</span><span style="COLOR: #008000"><br><img align=top src="http://www.shnenglu.com/Images/OutliningIndicators/None.gif"></span><span style="COLOR: #0000ff">bool</span><span style="COLOR: #000000"> sx[MAXN],sy[MAXN</span><span style="COLOR: #000000">*</span><span style="COLOR: #000000">MAXN];<br><img align=top src="http://www.shnenglu.com/Images/OutliningIndicators/None.gif"><br><img id=Codehighlighter1_548_754_Open_Image onclick="this.style.display='none'; Codehighlighter1_548_754_Open_Text.style.display='none'; Codehighlighter1_548_754_Closed_Image.style.display='inline'; Codehighlighter1_548_754_Closed_Text.style.display='inline';" align=top src="http://www.shnenglu.com/Images/OutliningIndicators/ExpandedBlockStart.gif"><img style="DISPLAY: none" id=Codehighlighter1_548_754_Closed_Image onclick="this.style.display='none'; Codehighlighter1_548_754_Closed_Text.style.display='none'; Codehighlighter1_548_754_Open_Image.style.display='inline'; Codehighlighter1_548_754_Open_Text.style.display='inline';" align=top src="http://www.shnenglu.com/Images/OutliningIndicators/ContractedBlock.gif"></span><span style="COLOR: #0000ff">bool</span><span style="COLOR: #000000"> path(</span><span style="COLOR: #0000ff">int</span><span style="COLOR: #000000"> u)</span><span style="BORDER-BOTTOM: #808080 1px solid; BORDER-LEFT: #808080 1px solid; BACKGROUND-COLOR: #ffffff; DISPLAY: none; BORDER-TOP: #808080 1px solid; BORDER-RIGHT: #808080 1px solid" id=Codehighlighter1_548_754_Closed_Text><img src="http://www.shnenglu.com/Images/dot.gif"></span><span id=Codehighlighter1_548_754_Open_Text><span style="COLOR: #000000">{</span><span style="COLOR: #008000">//</span><span style="COLOR: #008000">鎵╁睍浜屽垎鍥?nbsp;鍒ゆ柇鏄惁瀛樺湪鐢辮鍏冪礌u鍑哄彂鐨勫彲澧炲箍璺緞</span><span style="COLOR: #008000"><br><img align=top src="http://www.shnenglu.com/Images/OutliningIndicators/InBlock.gif"></span><span style="COLOR: #000000">    sx[u]</span><span style="COLOR: #000000">=</span><span style="COLOR: #000000">1</span><span style="COLOR: #000000">;<br><img id=Codehighlighter1_609_737_Open_Image onclick="this.style.display='none'; Codehighlighter1_609_737_Open_Text.style.display='none'; Codehighlighter1_609_737_Closed_Image.style.display='inline'; Codehighlighter1_609_737_Closed_Text.style.display='inline';" align=top src="http://www.shnenglu.com/Images/OutliningIndicators/ExpandedSubBlockStart.gif"><img style="DISPLAY: none" id=Codehighlighter1_609_737_Closed_Image onclick="this.style.display='none'; Codehighlighter1_609_737_Closed_Text.style.display='none'; Codehighlighter1_609_737_Open_Image.style.display='inline'; Codehighlighter1_609_737_Open_Text.style.display='inline';" align=top src="http://www.shnenglu.com/Images/OutliningIndicators/ContractedSubBlock.gif">    </span><span style="COLOR: #0000ff">for</span><span style="COLOR: #000000">(</span><span style="COLOR: #0000ff">int</span><span style="COLOR: #000000"> v</span><span style="COLOR: #000000">=</span><span style="COLOR: #000000">1</span><span style="COLOR: #000000">;v</span><span style="COLOR: #000000"><=</span><span style="COLOR: #000000">m;v</span><span style="COLOR: #000000">++</span><span style="COLOR: #000000">)</span><span style="BORDER-BOTTOM: #808080 1px solid; BORDER-LEFT: #808080 1px solid; BACKGROUND-COLOR: #ffffff; DISPLAY: none; BORDER-TOP: #808080 1px solid; BORDER-RIGHT: #808080 1px solid" id=Codehighlighter1_609_737_Closed_Text><img src="http://www.shnenglu.com/Images/dot.gif"></span><span id=Codehighlighter1_609_737_Open_Text><span style="COLOR: #000000">{<br><img id=Codehighlighter1_645_734_Open_Image onclick="this.style.display='none'; Codehighlighter1_645_734_Open_Text.style.display='none'; Codehighlighter1_645_734_Closed_Image.style.display='inline'; Codehighlighter1_645_734_Closed_Text.style.display='inline';" align=top src="http://www.shnenglu.com/Images/OutliningIndicators/ExpandedSubBlockStart.gif"><img style="DISPLAY: none" id=Codehighlighter1_645_734_Closed_Image onclick="this.style.display='none'; Codehighlighter1_645_734_Closed_Text.style.display='none'; Codehighlighter1_645_734_Open_Image.style.display='inline'; Codehighlighter1_645_734_Open_Text.style.display='inline';" align=top src="http://www.shnenglu.com/Images/OutliningIndicators/ContractedSubBlock.gif">        </span><span style="COLOR: #0000ff">if</span><span style="COLOR: #000000">(g[u][v]</span><span style="COLOR: #000000">==</span><span style="COLOR: #000000">lx[u]</span><span style="COLOR: #000000">+</span><span style="COLOR: #000000">ly[v]</span><span style="COLOR: #000000">&&!</span><span style="COLOR: #000000">sy[v])</span><span style="BORDER-BOTTOM: #808080 1px solid; BORDER-LEFT: #808080 1px solid; BACKGROUND-COLOR: #ffffff; DISPLAY: none; BORDER-TOP: #808080 1px solid; BORDER-RIGHT: #808080 1px solid" id=Codehighlighter1_645_734_Closed_Text><img src="http://www.shnenglu.com/Images/dot.gif"></span><span id=Codehighlighter1_645_734_Open_Text><span style="COLOR: #000000">{<br><img align=top src="http://www.shnenglu.com/Images/OutliningIndicators/InBlock.gif">            sy[v]</span><span style="COLOR: #000000">=</span><span style="COLOR: #000000">1</span><span style="COLOR: #000000">;<br><img id=Codehighlighter1_687_730_Open_Image onclick="this.style.display='none'; Codehighlighter1_687_730_Open_Text.style.display='none'; Codehighlighter1_687_730_Closed_Image.style.display='inline'; Codehighlighter1_687_730_Closed_Text.style.display='inline';" align=top src="http://www.shnenglu.com/Images/OutliningIndicators/ExpandedSubBlockStart.gif"><img style="DISPLAY: none" id=Codehighlighter1_687_730_Closed_Image onclick="this.style.display='none'; Codehighlighter1_687_730_Closed_Text.style.display='none'; Codehighlighter1_687_730_Open_Image.style.display='inline'; Codehighlighter1_687_730_Open_Text.style.display='inline';" align=top src="http://www.shnenglu.com/Images/OutliningIndicators/ContractedSubBlock.gif">            </span><span style="COLOR: #0000ff">if</span><span style="COLOR: #000000">(cy[v]</span><span style="COLOR: #000000">==</span><span style="COLOR: #000000">0</span><span style="COLOR: #000000">||</span><span style="COLOR: #000000">path(cy[v]))</span><span style="BORDER-BOTTOM: #808080 1px solid; BORDER-LEFT: #808080 1px solid; BACKGROUND-COLOR: #ffffff; DISPLAY: none; BORDER-TOP: #808080 1px solid; BORDER-RIGHT: #808080 1px solid" id=Codehighlighter1_687_730_Closed_Text><img src="http://www.shnenglu.com/Images/dot.gif"></span><span id=Codehighlighter1_687_730_Open_Text><span style="COLOR: #000000">{<br><img align=top src="http://www.shnenglu.com/Images/OutliningIndicators/InBlock.gif">                cx[u]</span><span style="COLOR: #000000">=</span><span style="COLOR: #000000">v;cy[v]</span><span style="COLOR: #000000">=</span><span style="COLOR: #000000">u;<br><img align=top src="http://www.shnenglu.com/Images/OutliningIndicators/InBlock.gif">                </span><span style="COLOR: #0000ff">return</span><span style="COLOR: #000000"> </span><span style="COLOR: #0000ff">true</span><span style="COLOR: #000000">;<br><img align=top src="http://www.shnenglu.com/Images/OutliningIndicators/ExpandedSubBlockEnd.gif">            }</span></span><span style="COLOR: #000000"><br><img align=top src="http://www.shnenglu.com/Images/OutliningIndicators/ExpandedSubBlockEnd.gif">        }</span></span><span style="COLOR: #000000"><br><img align=top src="http://www.shnenglu.com/Images/OutliningIndicators/ExpandedSubBlockEnd.gif">    }</span></span><span style="COLOR: #000000"><br><img align=top src="http://www.shnenglu.com/Images/OutliningIndicators/InBlock.gif">    </span><span style="COLOR: #0000ff">return</span><span style="COLOR: #000000"> </span><span style="COLOR: #0000ff">false</span><span style="COLOR: #000000">;<br><img align=top src="http://www.shnenglu.com/Images/OutliningIndicators/ExpandedBlockEnd.gif">}</span></span><span style="COLOR: #000000"><br><img id=Codehighlighter1_764_1432_Open_Image onclick="this.style.display='none'; Codehighlighter1_764_1432_Open_Text.style.display='none'; Codehighlighter1_764_1432_Closed_Image.style.display='inline'; Codehighlighter1_764_1432_Closed_Text.style.display='inline';" align=top src="http://www.shnenglu.com/Images/OutliningIndicators/ExpandedBlockStart.gif"><img style="DISPLAY: none" id=Codehighlighter1_764_1432_Closed_Image onclick="this.style.display='none'; Codehighlighter1_764_1432_Closed_Text.style.display='none'; Codehighlighter1_764_1432_Open_Image.style.display='inline'; Codehighlighter1_764_1432_Open_Text.style.display='inline';" align=top src="http://www.shnenglu.com/Images/OutliningIndicators/ContractedBlock.gif"></span><span style="COLOR: #0000ff">int</span><span style="COLOR: #000000"> KM()</span><span style="BORDER-BOTTOM: #808080 1px solid; BORDER-LEFT: #808080 1px solid; BACKGROUND-COLOR: #ffffff; DISPLAY: none; BORDER-TOP: #808080 1px solid; BORDER-RIGHT: #808080 1px solid" id=Codehighlighter1_764_1432_Closed_Text><img src="http://www.shnenglu.com/Images/dot.gif"></span><span id=Codehighlighter1_764_1432_Open_Text><span style="COLOR: #000000">{<br><img align=top src="http://www.shnenglu.com/Images/OutliningIndicators/InBlock.gif">    memset(ly,</span><span style="COLOR: #000000">0</span><span style="COLOR: #000000">,</span><span style="COLOR: #0000ff">sizeof</span><span style="COLOR: #000000">(ly));<br><img align=top src="http://www.shnenglu.com/Images/OutliningIndicators/InBlock.gif">    memset(cx,</span><span style="COLOR: #000000">0</span><span style="COLOR: #000000">,</span><span style="COLOR: #0000ff">sizeof</span><span style="COLOR: #000000">(cx));<br><img align=top src="http://www.shnenglu.com/Images/OutliningIndicators/InBlock.gif">    memset(cy,</span><span style="COLOR: #000000">0</span><span style="COLOR: #000000">,</span><span style="COLOR: #0000ff">sizeof</span><span style="COLOR: #000000">(cy));<br><img id=Codehighlighter1_866_942_Open_Image onclick="this.style.display='none'; Codehighlighter1_866_942_Open_Text.style.display='none'; Codehighlighter1_866_942_Closed_Image.style.display='inline'; Codehighlighter1_866_942_Closed_Text.style.display='inline';" align=top src="http://www.shnenglu.com/Images/OutliningIndicators/ExpandedSubBlockStart.gif"><img style="DISPLAY: none" id=Codehighlighter1_866_942_Closed_Image onclick="this.style.display='none'; Codehighlighter1_866_942_Closed_Text.style.display='none'; Codehighlighter1_866_942_Open_Image.style.display='inline'; Codehighlighter1_866_942_Open_Text.style.display='inline';" align=top src="http://www.shnenglu.com/Images/OutliningIndicators/ContractedSubBlock.gif">    </span><span style="COLOR: #0000ff">for</span><span style="COLOR: #000000">(</span><span style="COLOR: #0000ff">int</span><span style="COLOR: #000000"> i</span><span style="COLOR: #000000">=</span><span style="COLOR: #000000">1</span><span style="COLOR: #000000">;i</span><span style="COLOR: #000000"><=</span><span style="COLOR: #000000">n;i</span><span style="COLOR: #000000">++</span><span style="COLOR: #000000">)</span><span style="BORDER-BOTTOM: #808080 1px solid; BORDER-LEFT: #808080 1px solid; BACKGROUND-COLOR: #ffffff; DISPLAY: none; BORDER-TOP: #808080 1px solid; BORDER-RIGHT: #808080 1px solid" id=Codehighlighter1_866_942_Closed_Text><img src="http://www.shnenglu.com/Images/dot.gif"></span><span id=Codehighlighter1_866_942_Open_Text><span style="COLOR: #000000">{<br><img align=top src="http://www.shnenglu.com/Images/OutliningIndicators/InBlock.gif">        lx[i]</span><span style="COLOR: #000000">=-</span><span style="COLOR: #000000">INF;<br><img align=top src="http://www.shnenglu.com/Images/OutliningIndicators/InBlock.gif">        </span><span style="COLOR: #0000ff">for</span><span style="COLOR: #000000">(</span><span style="COLOR: #0000ff">int</span><span style="COLOR: #000000"> j</span><span style="COLOR: #000000">=</span><span style="COLOR: #000000">1</span><span style="COLOR: #000000">;j</span><span style="COLOR: #000000"><=</span><span style="COLOR: #000000">m;j</span><span style="COLOR: #000000">++</span><span style="COLOR: #000000">)<br><img align=top src="http://www.shnenglu.com/Images/OutliningIndicators/InBlock.gif">            </span><span style="COLOR: #0000ff">if</span><span style="COLOR: #000000">(lx[i]</span><span style="COLOR: #000000"><</span><span style="COLOR: #000000">g[i][j])lx[i]</span><span style="COLOR: #000000">=</span><span style="COLOR: #000000">g[i][j];<br><img align=top src="http://www.shnenglu.com/Images/OutliningIndicators/ExpandedSubBlockEnd.gif">    }</span></span><span style="COLOR: #000000"><br><img id=Codehighlighter1_966_1362_Open_Image onclick="this.style.display='none'; Codehighlighter1_966_1362_Open_Text.style.display='none'; Codehighlighter1_966_1362_Closed_Image.style.display='inline'; Codehighlighter1_966_1362_Closed_Text.style.display='inline';" align=top src="http://www.shnenglu.com/Images/OutliningIndicators/ExpandedSubBlockStart.gif"><img style="DISPLAY: none" id=Codehighlighter1_966_1362_Closed_Image onclick="this.style.display='none'; Codehighlighter1_966_1362_Closed_Text.style.display='none'; Codehighlighter1_966_1362_Open_Image.style.display='inline'; Codehighlighter1_966_1362_Open_Text.style.display='inline';" align=top src="http://www.shnenglu.com/Images/OutliningIndicators/ContractedSubBlock.gif">    </span><span style="COLOR: #0000ff">for</span><span style="COLOR: #000000">(</span><span style="COLOR: #0000ff">int</span><span style="COLOR: #000000"> u</span><span style="COLOR: #000000">=</span><span style="COLOR: #000000">1</span><span style="COLOR: #000000">;u</span><span style="COLOR: #000000"><=</span><span style="COLOR: #000000">n;u</span><span style="COLOR: #000000">++</span><span style="COLOR: #000000">)</span><span style="BORDER-BOTTOM: #808080 1px solid; BORDER-LEFT: #808080 1px solid; BACKGROUND-COLOR: #ffffff; DISPLAY: none; BORDER-TOP: #808080 1px solid; BORDER-RIGHT: #808080 1px solid" id=Codehighlighter1_966_1362_Closed_Text><img src="http://www.shnenglu.com/Images/dot.gif"></span><span id=Codehighlighter1_966_1362_Open_Text><span style="COLOR: #000000">{<br><img align=top src="http://www.shnenglu.com/Images/OutliningIndicators/InBlock.gif">        memset(sx,</span><span style="COLOR: #000000">0</span><span style="COLOR: #000000">,</span><span style="COLOR: #0000ff">sizeof</span><span style="COLOR: #000000">(sx));<br><img align=top src="http://www.shnenglu.com/Images/OutliningIndicators/InBlock.gif">        memset(sy,</span><span style="COLOR: #000000">0</span><span style="COLOR: #000000">,</span><span style="COLOR: #0000ff">sizeof</span><span style="COLOR: #000000">(sy));<br><img id=Codehighlighter1_1039_1359_Open_Image onclick="this.style.display='none'; Codehighlighter1_1039_1359_Open_Text.style.display='none'; Codehighlighter1_1039_1359_Closed_Image.style.display='inline'; Codehighlighter1_1039_1359_Closed_Text.style.display='inline';" align=top src="http://www.shnenglu.com/Images/OutliningIndicators/ExpandedSubBlockStart.gif"><img style="DISPLAY: none" id=Codehighlighter1_1039_1359_Closed_Image onclick="this.style.display='none'; Codehighlighter1_1039_1359_Closed_Text.style.display='none'; Codehighlighter1_1039_1359_Open_Image.style.display='inline'; Codehighlighter1_1039_1359_Open_Text.style.display='inline';" align=top src="http://www.shnenglu.com/Images/OutliningIndicators/ContractedSubBlock.gif">        </span><span style="COLOR: #0000ff">while</span><span style="COLOR: #000000">(</span><span style="COLOR: #000000">!</span><span style="COLOR: #000000">path(u))</span><span style="BORDER-BOTTOM: #808080 1px solid; BORDER-LEFT: #808080 1px solid; BACKGROUND-COLOR: #ffffff; DISPLAY: none; BORDER-TOP: #808080 1px solid; BORDER-RIGHT: #808080 1px solid" id=Codehighlighter1_1039_1359_Closed_Text><img src="http://www.shnenglu.com/Images/dot.gif"></span><span id=Codehighlighter1_1039_1359_Open_Text><span style="COLOR: #000000">{<br><img align=top src="http://www.shnenglu.com/Images/OutliningIndicators/InBlock.gif">            </span><span style="COLOR: #0000ff">int</span><span style="COLOR: #000000"> Min</span><span style="COLOR: #000000">=</span><span style="COLOR: #000000">INF;<br><img id=Codehighlighter1_1081_1208_Open_Image onclick="this.style.display='none'; Codehighlighter1_1081_1208_Open_Text.style.display='none'; Codehighlighter1_1081_1208_Closed_Image.style.display='inline'; Codehighlighter1_1081_1208_Closed_Text.style.display='inline';" align=top src="http://www.shnenglu.com/Images/OutliningIndicators/ExpandedSubBlockStart.gif"><img style="DISPLAY: none" id=Codehighlighter1_1081_1208_Closed_Image onclick="this.style.display='none'; Codehighlighter1_1081_1208_Closed_Text.style.display='none'; Codehighlighter1_1081_1208_Open_Image.style.display='inline'; Codehighlighter1_1081_1208_Open_Text.style.display='inline';" align=top src="http://www.shnenglu.com/Images/OutliningIndicators/ContractedSubBlock.gif">            </span><span style="COLOR: #0000ff">for</span><span style="COLOR: #000000">(</span><span style="COLOR: #0000ff">int</span><span style="COLOR: #000000"> i</span><span style="COLOR: #000000">=</span><span style="COLOR: #000000">1</span><span style="COLOR: #000000">;i</span><span style="COLOR: #000000"><=</span><span style="COLOR: #000000">n;i</span><span style="COLOR: #000000">++</span><span style="COLOR: #000000">)</span><span style="BORDER-BOTTOM: #808080 1px solid; BORDER-LEFT: #808080 1px solid; BACKGROUND-COLOR: #ffffff; DISPLAY: none; BORDER-TOP: #808080 1px solid; BORDER-RIGHT: #808080 1px solid" id=Codehighlighter1_1081_1208_Closed_Text><img src="http://www.shnenglu.com/Images/dot.gif"></span><span id=Codehighlighter1_1081_1208_Open_Text><span style="COLOR: #000000">{<br><img align=top src="http://www.shnenglu.com/Images/OutliningIndicators/InBlock.gif">                </span><span style="COLOR: #0000ff">if</span><span style="COLOR: #000000">(</span><span style="COLOR: #000000">!</span><span style="COLOR: #000000">sx[i])</span><span style="COLOR: #0000ff">continue</span><span style="COLOR: #000000">;<br><img align=top src="http://www.shnenglu.com/Images/OutliningIndicators/InBlock.gif">                </span><span style="COLOR: #0000ff">for</span><span style="COLOR: #000000">(</span><span style="COLOR: #0000ff">int</span><span style="COLOR: #000000"> j</span><span style="COLOR: #000000">=</span><span style="COLOR: #000000">1</span><span style="COLOR: #000000">;j</span><span style="COLOR: #000000"><=</span><span style="COLOR: #000000">m;j</span><span style="COLOR: #000000">++</span><span style="COLOR: #000000">)<br><img align=top src="http://www.shnenglu.com/Images/OutliningIndicators/InBlock.gif">                    </span><span style="COLOR: #0000ff">if</span><span style="COLOR: #000000">(</span><span style="COLOR: #000000">!</span><span style="COLOR: #000000">sy[j]</span><span style="COLOR: #000000">&&</span><span style="COLOR: #000000">lx[i]</span><span style="COLOR: #000000">+</span><span style="COLOR: #000000">ly[j]</span><span style="COLOR: #000000">-</span><span style="COLOR: #000000">g[i][j]</span><span style="COLOR: #000000"><</span><span style="COLOR: #000000">Min)<br><img align=top src="http://www.shnenglu.com/Images/OutliningIndicators/InBlock.gif">                        Min</span><span style="COLOR: #000000">=</span><span style="COLOR: #000000">lx[i]</span><span style="COLOR: #000000">+</span><span style="COLOR: #000000">ly[j]</span><span style="COLOR: #000000">-</span><span style="COLOR: #000000">g[i][j];<br><img align=top src="http://www.shnenglu.com/Images/OutliningIndicators/ExpandedSubBlockEnd.gif">            }</span></span><span style="COLOR: #000000"><br><img align=top src="http://www.shnenglu.com/Images/OutliningIndicators/InBlock.gif">            </span><span style="COLOR: #008000">//</span><span style="COLOR: #008000">璋冩暣欏舵爣錛屼簩鍒嗗浘鎾ゅ幓璇ュ厓绱?/span><span style="COLOR: #008000"><br><img align=top src="http://www.shnenglu.com/Images/OutliningIndicators/InBlock.gif"></span><span style="COLOR: #000000">            </span><span style="COLOR: #0000ff">for</span><span style="COLOR: #000000">(</span><span style="COLOR: #0000ff">int</span><span style="COLOR: #000000"> i</span><span style="COLOR: #000000">=</span><span style="COLOR: #000000">1</span><span style="COLOR: #000000">;i</span><span style="COLOR: #000000"><=</span><span style="COLOR: #000000">n;i</span><span style="COLOR: #000000">++</span><span style="COLOR: #000000">)<br><img id=Codehighlighter1_1267_1291_Open_Image onclick="this.style.display='none'; Codehighlighter1_1267_1291_Open_Text.style.display='none'; Codehighlighter1_1267_1291_Closed_Image.style.display='inline'; Codehighlighter1_1267_1291_Closed_Text.style.display='inline';" align=top src="http://www.shnenglu.com/Images/OutliningIndicators/ExpandedSubBlockStart.gif"><img style="DISPLAY: none" id=Codehighlighter1_1267_1291_Closed_Image onclick="this.style.display='none'; Codehighlighter1_1267_1291_Closed_Text.style.display='none'; Codehighlighter1_1267_1291_Open_Image.style.display='inline'; Codehighlighter1_1267_1291_Open_Text.style.display='inline';" align=top src="http://www.shnenglu.com/Images/OutliningIndicators/ContractedSubBlock.gif">                </span><span style="COLOR: #0000ff">if</span><span style="COLOR: #000000">(sx[i])</span><span style="BORDER-BOTTOM: #808080 1px solid; BORDER-LEFT: #808080 1px solid; BACKGROUND-COLOR: #ffffff; DISPLAY: none; BORDER-TOP: #808080 1px solid; BORDER-RIGHT: #808080 1px solid" id=Codehighlighter1_1267_1291_Closed_Text><img src="http://www.shnenglu.com/Images/dot.gif"></span><span id=Codehighlighter1_1267_1291_Open_Text><span style="COLOR: #000000">{lx[i]</span><span style="COLOR: #000000">-=</span><span style="COLOR: #000000">Min;sx[i]</span><span style="COLOR: #000000">=</span><span style="COLOR: #0000ff">false</span><span style="COLOR: #000000">;}</span></span><span style="COLOR: #000000"><br><img align=top src="http://www.shnenglu.com/Images/OutliningIndicators/InBlock.gif">            </span><span style="COLOR: #0000ff">for</span><span style="COLOR: #000000">(</span><span style="COLOR: #0000ff">int</span><span style="COLOR: #000000"> i</span><span style="COLOR: #000000">=</span><span style="COLOR: #000000">1</span><span style="COLOR: #000000">;i</span><span style="COLOR: #000000"><=</span><span style="COLOR: #000000">m;i</span><span style="COLOR: #000000">++</span><span style="COLOR: #000000">)<br><img id=Codehighlighter1_1331_1355_Open_Image onclick="this.style.display='none'; Codehighlighter1_1331_1355_Open_Text.style.display='none'; Codehighlighter1_1331_1355_Closed_Image.style.display='inline'; Codehighlighter1_1331_1355_Closed_Text.style.display='inline';" align=top src="http://www.shnenglu.com/Images/OutliningIndicators/ExpandedSubBlockStart.gif"><img style="DISPLAY: none" id=Codehighlighter1_1331_1355_Closed_Image onclick="this.style.display='none'; Codehighlighter1_1331_1355_Closed_Text.style.display='none'; Codehighlighter1_1331_1355_Open_Image.style.display='inline'; Codehighlighter1_1331_1355_Open_Text.style.display='inline';" align=top src="http://www.shnenglu.com/Images/OutliningIndicators/ContractedSubBlock.gif">                </span><span style="COLOR: #0000ff">if</span><span style="COLOR: #000000">(sy[i])</span><span style="BORDER-BOTTOM: #808080 1px solid; BORDER-LEFT: #808080 1px solid; BACKGROUND-COLOR: #ffffff; DISPLAY: none; BORDER-TOP: #808080 1px solid; BORDER-RIGHT: #808080 1px solid" id=Codehighlighter1_1331_1355_Closed_Text><img src="http://www.shnenglu.com/Images/dot.gif"></span><span id=Codehighlighter1_1331_1355_Open_Text><span style="COLOR: #000000">{ly[i]</span><span style="COLOR: #000000">+=</span><span style="COLOR: #000000">Min;sy[i]</span><span style="COLOR: #000000">=</span><span style="COLOR: #0000ff">false</span><span style="COLOR: #000000">;}</span></span><span style="COLOR: #000000"><br><img align=top src="http://www.shnenglu.com/Images/OutliningIndicators/ExpandedSubBlockEnd.gif">        }</span></span><span style="COLOR: #000000"><br><img align=top src="http://www.shnenglu.com/Images/OutliningIndicators/ExpandedSubBlockEnd.gif">    }</span></span><span style="COLOR: #000000"><br><img align=top src="http://www.shnenglu.com/Images/OutliningIndicators/InBlock.gif">    </span><span style="COLOR: #0000ff">int</span><span style="COLOR: #000000"> ans</span><span style="COLOR: #000000">=</span><span style="COLOR: #000000">0</span><span style="COLOR: #000000">;<br><img align=top src="http://www.shnenglu.com/Images/OutliningIndicators/InBlock.gif">    </span><span style="COLOR: #0000ff">for</span><span style="COLOR: #000000">(</span><span style="COLOR: #0000ff">int</span><span style="COLOR: #000000"> i</span><span style="COLOR: #000000">=</span><span style="COLOR: #000000">1</span><span style="COLOR: #000000">;i</span><span style="COLOR: #000000"><=</span><span style="COLOR: #000000">n;i</span><span style="COLOR: #000000">++</span><span style="COLOR: #000000">)<br><img align=top src="http://www.shnenglu.com/Images/OutliningIndicators/InBlock.gif">        ans</span><span style="COLOR: #000000">+=</span><span style="COLOR: #000000">g[i][cx[i]];<br><img align=top src="http://www.shnenglu.com/Images/OutliningIndicators/InBlock.gif">    </span><span style="COLOR: #0000ff">return</span><span style="COLOR: #000000"> ans;<br><img align=top src="http://www.shnenglu.com/Images/OutliningIndicators/ExpandedBlockEnd.gif">}</span></span><span style="COLOR: #000000">    <br><img id=Codehighlighter1_1445_1785_Open_Image onclick="this.style.display='none'; Codehighlighter1_1445_1785_Open_Text.style.display='none'; Codehighlighter1_1445_1785_Closed_Image.style.display='inline'; Codehighlighter1_1445_1785_Closed_Text.style.display='inline';" align=top src="http://www.shnenglu.com/Images/OutliningIndicators/ExpandedBlockStart.gif"><img style="DISPLAY: none" id=Codehighlighter1_1445_1785_Closed_Image onclick="this.style.display='none'; Codehighlighter1_1445_1785_Closed_Text.style.display='none'; Codehighlighter1_1445_1785_Open_Image.style.display='inline'; Codehighlighter1_1445_1785_Open_Text.style.display='inline';" align=top src="http://www.shnenglu.com/Images/OutliningIndicators/ContractedBlock.gif"></span><span style="COLOR: #0000ff">int</span><span style="COLOR: #000000"> main()</span><span style="BORDER-BOTTOM: #808080 1px solid; BORDER-LEFT: #808080 1px solid; BACKGROUND-COLOR: #ffffff; DISPLAY: none; BORDER-TOP: #808080 1px solid; BORDER-RIGHT: #808080 1px solid" id=Codehighlighter1_1445_1785_Closed_Text><img src="http://www.shnenglu.com/Images/dot.gif"></span><span id=Codehighlighter1_1445_1785_Open_Text><span style="COLOR: #000000">{<br><img align=top src="http://www.shnenglu.com/Images/OutliningIndicators/InBlock.gif">    </span><span style="COLOR: #0000ff">int</span><span style="COLOR: #000000"> T;<br><img align=top src="http://www.shnenglu.com/Images/OutliningIndicators/InBlock.gif">    scanf(</span><span style="COLOR: #000000">"</span><span style="COLOR: #000000">%d</span><span style="COLOR: #000000">"</span><span style="COLOR: #000000">,</span><span style="COLOR: #000000">&</span><span style="COLOR: #000000">T);<br><img id=Codehighlighter1_1483_1772_Open_Image onclick="this.style.display='none'; Codehighlighter1_1483_1772_Open_Text.style.display='none'; Codehighlighter1_1483_1772_Closed_Image.style.display='inline'; Codehighlighter1_1483_1772_Closed_Text.style.display='inline';" align=top src="http://www.shnenglu.com/Images/OutliningIndicators/ExpandedSubBlockStart.gif"><img style="DISPLAY: none" id=Codehighlighter1_1483_1772_Closed_Image onclick="this.style.display='none'; Codehighlighter1_1483_1772_Closed_Text.style.display='none'; Codehighlighter1_1483_1772_Open_Image.style.display='inline'; Codehighlighter1_1483_1772_Open_Text.style.display='inline';" align=top src="http://www.shnenglu.com/Images/OutliningIndicators/ContractedSubBlock.gif">    </span><span style="COLOR: #0000ff">while</span><span style="COLOR: #000000">(T</span><span style="COLOR: #000000">--</span><span style="COLOR: #000000">)</span><span style="BORDER-BOTTOM: #808080 1px solid; BORDER-LEFT: #808080 1px solid; BACKGROUND-COLOR: #ffffff; DISPLAY: none; BORDER-TOP: #808080 1px solid; BORDER-RIGHT: #808080 1px solid" id=Codehighlighter1_1483_1772_Closed_Text><img src="http://www.shnenglu.com/Images/dot.gif"></span><span id=Codehighlighter1_1483_1772_Open_Text><span style="COLOR: #000000">{<br><img align=top src="http://www.shnenglu.com/Images/OutliningIndicators/InBlock.gif">        scanf(</span><span style="COLOR: #000000">"</span><span style="COLOR: #000000">%d%d</span><span style="COLOR: #000000">"</span><span style="COLOR: #000000">,</span><span style="COLOR: #000000">&</span><span style="COLOR: #000000">n,</span><span style="COLOR: #000000">&</span><span style="COLOR: #000000">m);<br><img align=top src="http://www.shnenglu.com/Images/OutliningIndicators/InBlock.gif">        </span><span style="COLOR: #0000ff">for</span><span style="COLOR: #000000">(</span><span style="COLOR: #0000ff">int</span><span style="COLOR: #000000"> i</span><span style="COLOR: #000000">=</span><span style="COLOR: #000000">1</span><span style="COLOR: #000000">;i</span><span style="COLOR: #000000"><=</span><span style="COLOR: #000000">n;i</span><span style="COLOR: #000000">++</span><span style="COLOR: #000000">)<br><img align=top src="http://www.shnenglu.com/Images/OutliningIndicators/InBlock.gif">            </span><span style="COLOR: #0000ff">for</span><span style="COLOR: #000000">(</span><span style="COLOR: #0000ff">int</span><span style="COLOR: #000000"> j</span><span style="COLOR: #000000">=</span><span style="COLOR: #000000">1</span><span style="COLOR: #000000">;j</span><span style="COLOR: #000000"><=</span><span style="COLOR: #000000">m;j</span><span style="COLOR: #000000">++</span><span style="COLOR: #000000">)<br><img align=top src="http://www.shnenglu.com/Images/OutliningIndicators/InBlock.gif">                scanf(</span><span style="COLOR: #000000">"</span><span style="COLOR: #000000">%d</span><span style="COLOR: #000000">"</span><span style="COLOR: #000000">,</span><span style="COLOR: #000000">&</span><span style="COLOR: #000000">data[i][j]);<br><img align=top src="http://www.shnenglu.com/Images/OutliningIndicators/InBlock.gif">        </span><span style="COLOR: #008000">//</span><span style="COLOR: #008000">build</span><span style="COLOR: #008000"><br><img align=top src="http://www.shnenglu.com/Images/OutliningIndicators/InBlock.gif"></span><span style="COLOR: #000000">        </span><span style="COLOR: #0000ff">for</span><span style="COLOR: #000000">(</span><span style="COLOR: #0000ff">int</span><span style="COLOR: #000000"> i</span><span style="COLOR: #000000">=</span><span style="COLOR: #000000">1</span><span style="COLOR: #000000">;i</span><span style="COLOR: #000000"><=</span><span style="COLOR: #000000">n;i</span><span style="COLOR: #000000">++</span><span style="COLOR: #000000">)<br><img align=top src="http://www.shnenglu.com/Images/OutliningIndicators/InBlock.gif">            </span><span style="COLOR: #0000ff">for</span><span style="COLOR: #000000">(</span><span style="COLOR: #0000ff">int</span><span style="COLOR: #000000"> j</span><span style="COLOR: #000000">=</span><span style="COLOR: #000000">1</span><span style="COLOR: #000000">;j</span><span style="COLOR: #000000"><=</span><span style="COLOR: #000000">m;j</span><span style="COLOR: #000000">++</span><span style="COLOR: #000000">)<br><img align=top src="http://www.shnenglu.com/Images/OutliningIndicators/InBlock.gif">                </span><span style="COLOR: #0000ff">for</span><span style="COLOR: #000000">(</span><span style="COLOR: #0000ff">int</span><span style="COLOR: #000000"> k</span><span style="COLOR: #000000">=</span><span style="COLOR: #000000">1</span><span style="COLOR: #000000">;k</span><span style="COLOR: #000000"><=</span><span style="COLOR: #000000">n;k</span><span style="COLOR: #000000">++</span><span style="COLOR: #000000">)<br><img align=top src="http://www.shnenglu.com/Images/OutliningIndicators/InBlock.gif">                    g[i][(j</span><span style="COLOR: #000000">-</span><span style="COLOR: #000000">1</span><span style="COLOR: #000000">)</span><span style="COLOR: #000000">*</span><span style="COLOR: #000000">n</span><span style="COLOR: #000000">+</span><span style="COLOR: #000000">k]</span><span style="COLOR: #000000">=-</span><span style="COLOR: #000000">data[i][j]</span><span style="COLOR: #000000">*</span><span style="COLOR: #000000">k;</span><span style="COLOR: #008000">//</span><span style="COLOR: #008000">鑺辮垂</span><span style="COLOR: #008000"><br><img align=top src="http://www.shnenglu.com/Images/OutliningIndicators/InBlock.gif"></span><span style="COLOR: #000000">        m</span><span style="COLOR: #000000">=</span><span style="COLOR: #000000">n</span><span style="COLOR: #000000">*</span><span style="COLOR: #000000">m;<br><img align=top src="http://www.shnenglu.com/Images/OutliningIndicators/InBlock.gif">        </span><span style="COLOR: #0000ff">double</span><span style="COLOR: #000000"> ans</span><span style="COLOR: #000000">=-</span><span style="COLOR: #000000">1.0</span><span style="COLOR: #000000">*</span><span style="COLOR: #000000">KM()</span><span style="COLOR: #000000">/</span><span style="COLOR: #000000">n;<br><img align=top src="http://www.shnenglu.com/Images/OutliningIndicators/InBlock.gif">        printf(</span><span style="COLOR: #000000">"</span><span style="COLOR: #000000">%.6f\n</span><span style="COLOR: #000000">"</span><span style="COLOR: #000000">,ans);<br><img align=top src="http://www.shnenglu.com/Images/OutliningIndicators/ExpandedSubBlockEnd.gif">    }</span></span><span style="COLOR: #000000"><br><img align=top src="http://www.shnenglu.com/Images/OutliningIndicators/InBlock.gif">    </span><span style="COLOR: #0000ff">return</span><span style="COLOR: #000000"> </span><span style="COLOR: #000000">0</span><span style="COLOR: #000000">;<br><img align=top src="http://www.shnenglu.com/Images/OutliningIndicators/ExpandedBlockEnd.gif">}</span></span></div> <img src ="http://www.shnenglu.com/Yuan/aggbug/112519.html" width = "1" height = "1" /><br><br><div align=right><a style="text-decoration:none;" href="http://www.shnenglu.com/Yuan/" target="_blank">_Yuan</a> 2010-04-14 01:05 <a href="http://www.shnenglu.com/Yuan/archive/2010/04/14/112519.html#Feedback" target="_blank" style="text-decoration:none;">鍙戣〃璇勮</a></div>]]></description></item><item><title>Poj 2112 浜屽垎 澶氶噸鍖歸厤http://www.shnenglu.com/Yuan/archive/2010/04/12/112296.html_Yuan_YuanMon, 12 Apr 2010 02:54:00 GMThttp://www.shnenglu.com/Yuan/archive/2010/04/12/112296.htmlhttp://www.shnenglu.com/Yuan/comments/112296.htmlhttp://www.shnenglu.com/Yuan/archive/2010/04/12/112296.html#Feedback1http://www.shnenglu.com/Yuan/comments/commentRss/112296.htmlhttp://www.shnenglu.com/Yuan/services/trackbacks/112296.html/*
    1y錛屾湁鐐規剰澶?br>    瀵瑰簲鍖堢墮鍒╃畻娉曠湅錛屼笉鍚岀殑鏄彸杈圭殑鐐瑰彲鍖歸厤澶氫釜
*/
#include
<cstdio>
#include
<cstring>

const int MAXN=1005;

struct Node{
    
int v,next;
}nodes[MAXN
*MAXN];

int n,m;
int G[MAXN];
int alloc,N;
bool vi[MAXN];
int link[MAXN][MAXN];

void add(int a,int b){
    alloc
++;
    nodes[alloc].v
=b,nodes[alloc].next=G[a];
    G[a]
=alloc;
}
bool find(int u){
    
for(int son=G[u];son!=-1;son=nodes[son].next){
        
int v=nodes[son].v;
        
//v瀵瑰簲澶氫釜鍖歸厤
        if(vi[v])continue;
        vi[v]
=1;
        
if(link[v][0]<N){
            link[v][
++link[v][0]]=u;
            
return true;
        }
        
for(int i=1;i<=link[v][0];i++)
            
if(find(link[v][i])){
                link[v][i]
=u;
                
return true;
            }
    }
    
return false;
}
bool chk(){
    
int ans=0;
    
for(int i=0;i<m;i++)link[i][0]=0;
    
for(int i=0;i<n;i++){
        memset(vi,
0,sizeof(vi));
        
if(!find(i))return false;
    }
    
return true;
}
int main(){
    
char str[20],ch;
    
while(scanf("%d%d",&n,&m),n){
        memset(G,
-1,sizeof(G));
        alloc
=0;
        
for(int i=0;i<n;i++){
            scanf(
"%s",str);
            
while(1){
                
while(ch=getchar(),ch==' ');                
                
int tmp=ch-'0';
                
while(ch=getchar(),ch<='9'&&ch>='0')tmp=10*tmp+ch-'0';
                add(i,tmp);
                
if(ch=='\n'||ch==EOF)break;
            }
        }
        
int low=0,high=n+1;
        
while(high-low>1){
            
int mid=(high+low)>>1;
            N
=mid;
            
if(chk())high=mid;
            
else low=mid;
        }
        printf(
"%d\n",high);
    }
    
return 0;
}


_Yuan 2010-04-12 10:54 鍙戣〃璇勮
]]>
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