锘??xml version="1.0" encoding="utf-8" standalone="yes"?>亚洲手机在线,国产日韩亚洲欧美精品,国产一区二区电影在线观看 http://www.shnenglu.com/yzhw/archive/2012/05/23/158598.html#175839lzqxh lzqxh Tue, 22 May 2012 17:55:00 GMT http://www.shnenglu.com/yzhw/archive/2012/05/23/158598.html#175839 鎶婃瘡涓偣鐨勬潈鍊艱涓簃錛屽垯姣忛儴鍒嗗鉤鍧囨潈鍊間負n銆備箣鍚庤漿涓烘暣鏁版搷浣?br>涔嬪悗錛屾垜紱繪暎鍖栫偣Tle浜嗐傝瘉鏄庡ぇ鏁版嵁姣旇緝澶氾紝紱繪暎鍖栦紭鍔垮湪浜庡鐞嗗皬鏁版嵁錛屼絾鏄ぇ鏁版嵁澶嶆潅搴﹂鍖栨垚O(nlogn)銆傘?br>涔嬪悗鏀規垚鍘熷潗鏍囩洿鎺ヤ綔涓篸p鐘舵併傘?00+msAc浜?br>鏈鍚庯細濂藉儚鏄椽蹇?鍗曡皟闃熷垪銆傘傛病鏈夊彂鐜扮敤鍒版枩鐜囩殑鍦版柟鍟?img src ="http://www.shnenglu.com/yzhw/aggbug/175839.html" width = "1" height = "1" /> ]]> re: The 36th ACM/ICPC Asia Regional Dalian Online Contest 澶ц繛2011ICPC緗戠粶璧?涓漢棰樿В http://www.shnenglu.com/yzhw/archive/2011/09/13/155042.html#155702demo demo Tue, 13 Sep 2011 14:05:00 GMT http://www.shnenglu.com/yzhw/archive/2011/09/13/155042.html#155702 ]]>re: The 36th ACM/ICPC Asia Regional Shanghai Site 鈥斺?Warmup 涓漢棰樿В http://www.shnenglu.com/yzhw/archive/2011/09/08/155307.html#155343yzhw yzhw Thu, 08 Sep 2011 04:10:00 GMT http://www.shnenglu.com/yzhw/archive/2011/09/08/155307.html#155343 鏈変竴棰樺綋鏃剁畻娉曞鐨勶紝鐢–++娌¤繃銆傚悗鏉ョ敤java榪囨帀浜?br>鍛靛懙~鎴戜笉鏄姣旇禌鏃跺欏仛鍑?棰?img src ="http://www.shnenglu.com/yzhw/aggbug/155343.html" width = "1" height = "1" /> ]]> re: The 36th ACM/ICPC Asia Regional Shanghai Site 鈥斺?Warmup 涓漢棰樿В http://www.shnenglu.com/yzhw/archive/2011/09/08/155307.html#155327tjt tjt Thu, 08 Sep 2011 01:35:00 GMT http://www.shnenglu.com/yzhw/archive/2011/09/08/155307.html#155327 ]]>re: The 36th ACM/ICPC Asia Regional Dalian Online Contest 澶ц繛2011ICPC緗戠粶璧?涓漢棰樿В http://www.shnenglu.com/yzhw/archive/2011/09/06/155042.html#155190yzhw yzhw Tue, 06 Sep 2011 01:21:00 GMT http://www.shnenglu.com/yzhw/archive/2011/09/06/155042.html#155190 榪欓噷鐨勬灝忓兼槸鑺傜偣P涓効瀛愬瓙鏍戞渶灝忓肩殑嬈″皬鍊鹼紝鎹㈠彞璇濊錛屽亣璁炬妸鎵鏈夊効瀛愬瓙鏍戠殑鏈灝忓兼斁鍦ㄤ竴涓垪琛ㄤ腑錛岀劧鍚庢帓涓簭鐨勮瘽錛岃瀛愭爲鑺傜偣鐨勬灝忓兼槸鎺掍綅絎簩鐨勫厓绱狅紙褰撶劧瀹炵幇鐨勬椂鍊欎笉鐢ㄨ繖鏍鳳級銆傚氨鏄錛屾渶灝忓煎拰嬈″皬鍊間笉浼氬浜庡悓涓棰楀瓙鏍戜笂 ]]> re: The 36th ACM/ICPC Asia Regional Dalian Online Contest 澶ц繛2011ICPC緗戠粶璧?涓漢棰樿В http://www.shnenglu.com/yzhw/archive/2011/09/05/155042.html#155164waterman waterman Mon, 05 Sep 2011 14:43:00 GMT http://www.shnenglu.com/yzhw/archive/2011/09/05/155042.html#155164 ]]>re: The 36th ACM/ICPC Asia Regional Dalian Online Contest 澶ц繛2011ICPC緗戠粶璧?涓漢棰樿В[鏈櫥褰昡 http://www.shnenglu.com/yzhw/archive/2011/09/05/155042.html#155107yzhw yzhw Mon, 05 Sep 2011 00:44:00 GMT http://www.shnenglu.com/yzhw/archive/2011/09/05/155042.html#155107 璋㈣阿浣爚 ]]> re: The 36th ACM/ICPC Asia Regional Dalian Online Contest 澶ц繛2011ICPC緗戠粶璧?涓漢棰樿В http://www.shnenglu.com/yzhw/archive/2011/09/04/155042.html#155063PWK PWK Sun, 04 Sep 2011 11:13:00 GMT http://www.shnenglu.com/yzhw/archive/2011/09/04/155042.html#155063 void dfs(int x) { done[x]=1; int min1=100001,min2=100001,i,v=-1; for(i=0;i<newmap[x].size();i++) { if(!done[newmap[x][i].v]) { if(dp[newmap[x][i].v]<=min1) {min2=min1;min1=dp[newmap[x][i].v];v=newmap[x][i].v;} else if(dp[newmap[x][i].v]<=min2) min2=dp[newmap[x][i].v]; } } q=MinN(min2,q); if(v!=-1) dfs(v); } ]]> re: The 36th ACM/ICPC Asia Regional Dalian Online Contest 澶ц繛2011ICPC緗戠粶璧?涓漢棰樿В http://www.shnenglu.com/yzhw/archive/2011/09/04/155042.html#155062PWK PWK Sun, 04 Sep 2011 11:08:00 GMT http://www.shnenglu.com/yzhw/archive/2011/09/04/155042.html#155062 #include <iostream> #include <vector> using namespace std; #define maxn 10005 int MinN(int x,int y) {return x<y?x:y;} struct node{int v,w;}; vector<node> map[maxn],newmap[maxn]; int DFn[maxn]; //娣辨悳鏃惰妭鐐圭殑璁塊棶欏哄簭 int low[maxn]; //瀛樻斁褰撳墠鎺ョ偣涓嶇粡榪囧叾鐖朵翰鑺傜偣鑳藉璁塊棶DFn鍊兼渶灝忕殑鑺傜偣 int color[maxn]; int dp[maxn]; int index; int n,m,q; int minu,minv,minw; bool done[maxn]; void DFS(int x,int farther) { int i; DFn[x]=low[x]=index++;//璧嬪垵鍊? for(i=0;i<map[x].size();i++) { if(!DFn[map[x][i].v]) { DFS(map[x][i].v,x); low[x]=MinN(low[x],low[map[x][i].v]);//媯鏌ュ瓙鑺傜偣鑳借繑鍥炵殑鏈鏃╃殑紲栧厛 } else if(farther!=map[x][i].v) low[x]=MinN(low[x],DFn[map[x][i].v]);//媯鏌ヤ粠鑷韓鍑哄彂鐨勫悗鍚戣竟錛堟棤鍚戝浘涓病鏈夋í鍙夎竟錛? } } void Set_Color(int x)//鏌撹壊錛屽悓涓鍙岃繛閫氬垎閲忓唴鐨勮妭鐐圭敤涓縐嶉鑹? { int i; node tmp; for(i=0;i<map[x].size();i++) { if(!color[map[x][i].v]) { if(low[map[x][i].v]>DFn[x]) //(node,map[node][i])鏄壊杈? { color[map[x][i].v]=index++; tmp.v=color[map[x][i].v];tmp.w=map[x][i].w; newmap[color[x]].push_back(tmp); tmp.v=color[x]; newmap[color[map[x][i].v]].push_back(tmp); if(map[x][i].w<minw) { minw=map[x][i].w; minu=color[x]; minv=color[map[x][i].v]; } } else color[map[x][i].v]=color[x]; //闈炲壊杈癸紝鍗寵鏄庝袱涓妭鐐瑰鍦ㄥ悓浠ュ弻榪為氬垎閲忎腑 Set_Color(map[x][i].v); } } } int DFSDP(int x,int dist) { done[x]=1; dp[x]=dist; int i,a; for(i=0;i<newmap[x].size();i++) { if(!done[newmap[x][i].v]) { a=DFSDP(newmap[x][i].v,newmap[x][i].w); dp[x]=MinN(dp[x],a); } } return dp[x]; } void dfs(int x) { done[x]=1; int min1=100001,min2=100001,i,v=-1; for(i=0;i<newmap[x].size();i++) { if(!done[newmap[x][i].v]) { if(dp[newmap[x][i].v]<=min1) {min2=min1;min1=dp[newmap[x][i].v];v=newmap[x][i].v;} else if(dp[newmap[x][i].v]<=min2) min2=dp[newmap[x][i].v]; } } q=MinN(min2,q); if(v!=-1) DFS(v); } int main() { while(scanf("%d%d",&n,&m)!=EOF) { int a,b,w,i; node tmp; for(i=0;i<maxn;i++) { map[i].clear(); newmap[i].clear(); } for(i=0;i<m;i++) { scanf("%d%d%d",&a,&b,&w); tmp.v=b-1;tmp.w=w; map[a-1].push_back(tmp); tmp.v=a-1; map[b-1].push_back(tmp); } index=1; memset(DFn,0,sizeof(DFn)); DFS(0,-1); memset(color,0,sizeof(color)); color[0]=1; index=2; minw=100001; Set_Color(0); memset(dp,-1,sizeof(dp)); memset(done,0,sizeof(done)); done[minu]=done[minv]=1; DFSDP(minu,minw); DFSDP(minv,minw); q=100001; memset(done,0,sizeof(done)); done[minu]=done[minv]=1; dfs(minu); dfs(minv); if(q!=100001) printf("%d\n",q); else printf("-1\n"); } return 0; } ]]> re: pku 1180 Batch Scheduling 緇忓吀鏂滅巼浼樺寲 http://www.shnenglu.com/yzhw/archive/2011/04/04/137929.html#143399ningbohezhijun ningbohezhijun Mon, 04 Apr 2011 06:27:00 GMT http://www.shnenglu.com/yzhw/archive/2011/04/04/137929.html#143399 ]]>
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