锘??xml version="1.0" encoding="utf-8" standalone="yes"?>亚洲午夜福利精品久久,久久综合一区二区无码,99精品国产在热久久http://m.shnenglu.com/yuziyu/category/11019.html姣忓ぉ榪涙涓鐐圭偣,Coding Everyday!zh-cnMon, 27 Jul 2009 23:06:38 GMTMon, 27 Jul 2009 23:06:38 GMT60USACO 4.1 Fence Loopshttp://m.shnenglu.com/yuziyu/archive/2009/07/17/90336.htmlYZYYZYFri, 17 Jul 2009 06:26:00 GMThttp://m.shnenglu.com/yuziyu/archive/2009/07/17/90336.htmlhttp://m.shnenglu.com/yuziyu/comments/90336.htmlhttp://m.shnenglu.com/yuziyu/archive/2009/07/17/90336.html#Feedback0http://m.shnenglu.com/yuziyu/comments/commentRss/90336.htmlhttp://m.shnenglu.com/yuziyu/services/trackbacks/90336.html闃呰鍏ㄦ枃

YZY 2009-07-17 14:26 鍙戣〃璇勮
]]>
USACO 3.4 American Heritagehttp://m.shnenglu.com/yuziyu/archive/2009/07/10/89748.htmlYZYYZYFri, 10 Jul 2009 10:51:00 GMThttp://m.shnenglu.com/yuziyu/archive/2009/07/10/89748.htmlhttp://m.shnenglu.com/yuziyu/comments/89748.htmlhttp://m.shnenglu.com/yuziyu/archive/2009/07/10/89748.html#Feedback0http://m.shnenglu.com/yuziyu/comments/commentRss/89748.htmlhttp://m.shnenglu.com/yuziyu/services/trackbacks/89748.html闃呰鍏ㄦ枃

YZY 2009-07-10 18:51 鍙戣〃璇勮
]]>
USACO 3.3 Shopping Offershttp://m.shnenglu.com/yuziyu/archive/2009/07/07/89483.htmlYZYYZYTue, 07 Jul 2009 11:16:00 GMThttp://m.shnenglu.com/yuziyu/archive/2009/07/07/89483.htmlhttp://m.shnenglu.com/yuziyu/comments/89483.htmlhttp://m.shnenglu.com/yuziyu/archive/2009/07/07/89483.html#Feedback2http://m.shnenglu.com/yuziyu/comments/commentRss/89483.htmlhttp://m.shnenglu.com/yuziyu/services/trackbacks/89483.htmldp[i][j][k][m][n]琛ㄧず絎?-4縐嶇墿鍝佸垎鍒喘涔癷-n涓椂錛屾墍闇鐨勬渶灝忚垂鐢ㄣ?br />閭d箞瀵逛簬姣忎竴涓猳ffer
dp[i][j][k][m][n] = min ( dp[i][j][k][m][n], dp[i-o[0]][j-o[1]][k-o[2]][m-o[3]][n-o[4]]+offer.cost);

analysis涓彁鍑虹敤鏈鐭礬寰勭殑鏂規硶鏉ヨВ錛屾濊礬寰堝閥濡欍傛妸鈥濊鏈変笉鍚岀鏁板拰鏁伴噺鐨勭墿鍝佲滅殑綃瓙鐪嬩綔緇撶偣錛屾妸offer浣滀負杈?鎶婅喘涔頒竴浠剁墿鍝佺殑鍘熷浠鋒牸鐪嬫垚涓縐嶉鍖栫殑offer)錛屾妸浠鋒牸浣滀負杈歸暱搴︺傝繖鏍峰氨杞崲鎴愪粠綃瓙(0,0,0,0,0)鍒版墍姹傜粨鐐圭殑鏈鐭礬寰勯棶棰樸?br />
浠g爜濡備笅:
#include聽<iostream>
#include聽
<fstream>

usingnamespace聽std;

ifstream聽fin(
"shopping.in");
ofstream聽fout(
"shopping.out");

#ifdef聽_DEBUG
#define聽out聽cout
#define聽in聽cin
#else
#define聽out聽fout
#define聽in聽fin
#endif

int聽dp[6][6][6][6][6];

struct聽offer{
聽聽聽聽
int聽pro_num;
聽聽聽聽
int聽price;
聽聽聽聽
int聽product[5];
聽聽聽聽
int聽amount[5];
};

int聽offer_num;
offer聽offers[
100];
int聽map[1000]; //product id鍒扳濇寜鐗╁搧鍑虹幇欏哄簭鎵緇欑殑緙栧彿鈥滅殑鏄犲皠
int聽price[1000];//product id瀵瑰簲鐨勭墿鍝佷環鏍?br />int聽product_num;//鐗╁搧鎬繪暟鐩?br />int聽products[5];//瀛樻斁product id
int聽amount[5];//product 鎵闇鐨勬暟閲?br />
void聽solve()
{
聽聽聽聽
in>>offer_num;

聽聽聽聽
for(int聽i=0;i<offer_num;++i){
聽聽聽聽聽聽聽聽
in>>offers[i].pro_num;
聽聽聽聽聽聽聽聽
for(int聽j=0;j<offers[i].pro_num;++j){
聽聽聽聽聽聽聽聽聽聽聽聽
in>>offers[i].product[j]>>offers[i].amount[j];
聽聽聽聽聽聽聽聽}
聽聽聽聽聽聽聽聽
in>>offers[i].price;
聽聽聽聽}
聽聽聽聽
聽聽聽聽
int聽pro_idx聽=0;

聽聽聽聽
in>>product_num;

聽聽聽聽
for(int聽i=0;i<product_num;++i){
聽聽聽聽聽聽聽聽
in>>products[i];
聽聽聽聽聽聽聽聽
in>>amount[i];
聽聽聽聽聽聽聽聽
in>>price[i];
聽聽聽聽聽聽聽聽map[聽products[i]聽]聽
=聽i;
聽聽聽聽}

聽聽聽 //娌℃湁鎶樻墸鏃剁殑浠鋒牸
聽聽聽聽
for(int聽i=0;i<=5;++i)
聽聽聽聽聽聽聽聽
for(int聽j=0;j<=5;++j)
聽聽聽聽聽聽聽聽聽聽聽聽
for(int聽k=0;k<=5;++k)
聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽
for(int聽m=0;m<=5;++m)
聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽
for(int聽n=0;n<=5;++n){
聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽dp[i][j][k][m][n]聽
=
聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽price[
0]*i+
聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽price[
1]*j+
聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽price[
2]*k+
聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽price[
3]*m+
聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽price[
4]*n;
聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽}

聽聽聽聽
for(int聽i=0;i<=5;++i)
聽聽聽聽聽聽聽聽
for(int聽j=0;j<=5;++j)
聽聽聽聽聽聽聽聽聽聽聽聽
for(int聽k=0;k<=5;++k)
聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽
for(int聽m=0;m<=5;++m)
聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽
for(int聽n=0;n<=5;++n){
聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽
int聽tmp[5];
聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽
for(int聽s=0;s<offer_num;++s){

聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽memset(tmp,
0,sizeof(tmp));聽聽聽聽
聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽
for(int聽t=0;t<offers[s].pro_num;++t){
聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽tmp[map[offers[s].product[t]]]聽
=聽offers[s].amount[t];
聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽}

聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽
if(i>=tmp[0]&&j>=tmp[1]&&k>=tmp[2]&&m>=tmp[3]&&n>=tmp[4]){
聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽dp[i][j][k][m][n]聽
=聽min(聽dp[i][j][k][m][n],
聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽dp[i
-tmp[0]][j-tmp[1]][k-tmp[2]][m-tmp[3]][n-tmp[4]]+
聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽offers[s].price);
聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽}
聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽}
聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽}

聽聽聽聽
out<<dp[amount[0]][amount[1]][amount[2]][amount[3]][amount[4]]<<endl;
}

int聽main(int聽argc,char*argv[])
{
聽聽聽聽solve();聽
聽聽聽聽
return0;
}


涓婇潰浠g爜鏈変釜涓ラ噸鐨刡ug錛岃阿璋㈢綉鍙嬧滄垜涔熷噾鐑椆"鎸囧嚭銆傜敱浜巑ap鎵鏈夊奸兘涓?銆傛墍浠ユ湭鍦ㄥ晢鍝佸垪琛ㄤ腑鍑虹幇鐨勫晢鍝佺殑map鍊奸兘涓?錛屽嵆閮芥槧灝勪負絎竴涓晢鍝併傜幇鏀規垚灝唌ap鍒濆鍖栦負-1錛屽茍澧炲姞鍒ゆ柇璇彞銆傛澶栧皢鍒濆鍖杁p鐨勮鍙ュ悎騫跺埌鍚庨潰錛屼互綆鍖栦唬鐮併?br />

#include聽<iostream>
#include聽
<fstream>

usingnamespace聽std;

ifstream聽fin(
"shopping.in");
ofstream聽fout(
"shopping.out");

#ifdef聽_DEBUG
#define聽out聽cout
#define聽in聽cin
#else
#define聽out聽fout
#define聽in聽fin
#endif

int聽dp[6][6][6][6][6];

struct聽offer{
聽聽聽聽
int聽pro_num;
聽聽聽聽
int聽price;
聽聽聽聽
int聽product[5];
聽聽聽聽
int聽amount[5];
};

int聽offer_num;
offer聽offers[
100];
int聽map[1000];
int聽price[1000];
int聽product_num;
int聽products[5];
int聽amount[5];

void聽solve()
{
聽聽聽聽
in>>offer_num;

聽聽聽聽
for(int聽i=0;i<offer_num;++i){
聽聽聽聽聽聽聽聽
in>>offers[i].pro_num;
聽聽聽聽聽聽聽聽
for(int聽j=0;j<offers[i].pro_num;++j){
聽聽聽聽聽聽聽聽聽聽聽聽
in>>offers[i].product[j]>>offers[i].amount[j];
聽聽聽聽聽聽聽聽}
聽聽聽聽聽聽聽聽
in>>offers[i].price;
聽聽聽聽}
聽聽聽聽
聽聽聽聽
int聽pro_idx聽=0;

聽聽聽聽
in>>product_num;

聽聽聽聽
//2009.07.27淇敼
聽聽聽聽memset(map,-1,sizeof(map));

聽聽聽聽
for(int聽i=0;i<product_num;++i){
聽聽聽聽聽聽聽聽
in>>products[i];
聽聽聽聽聽聽聽聽
in>>amount[i];
聽聽聽聽聽聽聽聽
in>>price[i];
聽聽聽聽聽聽聽聽map[聽products[i]聽]聽
=聽i;
聽聽聽聽}

聽聽聽聽
for(int聽i=0;i<=5;++i)
聽聽聽聽聽聽聽聽
for(int聽j=0;j<=5;++j)
聽聽聽聽聽聽聽聽聽聽聽聽
for(int聽k=0;k<=5;++k)
聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽
for(int聽m=0;m<=5;++m)
聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽
for(int聽n=0;n<=5;++n){

聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽dp[i][j][k][m][n]聽
=
聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽price[
0]*i+
聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽price[
1]*j+
聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽price[
2]*k+
聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽price[
3]*m+
聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽price[
4]*n;

聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽
int聽tmp[5];
聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽
for(int聽s=0;s<offer_num;++s){
聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽memset(tmp,
0,sizeof(tmp));聽聽聽聽
聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽
for(int聽t=0;t<offers[s].pro_num;++t){
聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽
//2009.07.27淇敼
聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽if(聽map[offers[s].product[t]]!=-1)
聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽tmp[map[offers[s].product[t]]]聽
=聽offers[s].amount[t];
聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽}

聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽
if(i>=tmp[0]&&j>=tmp[1]&&k>=tmp[2]&&m>=tmp[3]&&n>=tmp[4]){
聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽dp[i][j][k][m][n]聽
=聽min(聽dp[i][j][k][m][n],
聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽dp[i
-tmp[0]][j-tmp[1]][k-tmp[2]][m-tmp[3]][n-tmp[4]]+
聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽offers[s].price);
聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽}
聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽}
聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽}

聽聽聽聽
out<<dp[amount[0]][amount[1]][amount[2]][amount[3]][amount[4]]<<endl;
}

int聽main(int聽argc,char*argv[])
{
聽聽聽聽solve();聽
聽聽聽聽
return0;
}






YZY 2009-07-07 19:16 鍙戣〃璇勮
]]>
USACO 3.3 Riding The Fences http://m.shnenglu.com/yuziyu/archive/2009/07/07/89469.htmlYZYYZYTue, 07 Jul 2009 08:59:00 GMThttp://m.shnenglu.com/yuziyu/archive/2009/07/07/89469.htmlhttp://m.shnenglu.com/yuziyu/comments/89469.htmlhttp://m.shnenglu.com/yuziyu/archive/2009/07/07/89469.html#Feedback0http://m.shnenglu.com/yuziyu/comments/commentRss/89469.htmlhttp://m.shnenglu.com/yuziyu/services/trackbacks/89469.html闃呰鍏ㄦ枃

YZY 2009-07-07 16:59 鍙戣〃璇勮
]]>
USACO 3.2 Sweet Butterhttp://m.shnenglu.com/yuziyu/archive/2009/07/06/89393.htmlYZYYZYMon, 06 Jul 2009 12:05:00 GMThttp://m.shnenglu.com/yuziyu/archive/2009/07/06/89393.htmlhttp://m.shnenglu.com/yuziyu/comments/89393.htmlhttp://m.shnenglu.com/yuziyu/archive/2009/07/06/89393.html#Feedback0http://m.shnenglu.com/yuziyu/comments/commentRss/89393.htmlhttp://m.shnenglu.com/yuziyu/services/trackbacks/89393.html闃呰鍏ㄦ枃

YZY 2009-07-06 20:05 鍙戣〃璇勮
]]>
USACO 3.1 Agri-Nethttp://m.shnenglu.com/yuziyu/archive/2009/06/29/88836.htmlYZYYZYMon, 29 Jun 2009 13:48:00 GMThttp://m.shnenglu.com/yuziyu/archive/2009/06/29/88836.htmlhttp://m.shnenglu.com/yuziyu/comments/88836.htmlhttp://m.shnenglu.com/yuziyu/archive/2009/06/29/88836.html#Feedback0http://m.shnenglu.com/yuziyu/comments/commentRss/88836.htmlhttp://m.shnenglu.com/yuziyu/services/trackbacks/88836.html  闃呰鍏ㄦ枃

YZY 2009-06-29 21:48 鍙戣〃璇勮
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USACO 2.4 Bessie Come Homehttp://m.shnenglu.com/yuziyu/archive/2009/06/28/88701.htmlYZYYZYSun, 28 Jun 2009 09:25:00 GMThttp://m.shnenglu.com/yuziyu/archive/2009/06/28/88701.htmlhttp://m.shnenglu.com/yuziyu/comments/88701.htmlhttp://m.shnenglu.com/yuziyu/archive/2009/06/28/88701.html#Feedback0http://m.shnenglu.com/yuziyu/comments/commentRss/88701.htmlhttp://m.shnenglu.com/yuziyu/services/trackbacks/88701.html闃呰鍏ㄦ枃

YZY 2009-06-28 17:25 鍙戣〃璇勮
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USACO 2.4 Cow Tourshttp://m.shnenglu.com/yuziyu/archive/2009/06/27/88662.htmlYZYYZYSat, 27 Jun 2009 14:10:00 GMThttp://m.shnenglu.com/yuziyu/archive/2009/06/27/88662.htmlhttp://m.shnenglu.com/yuziyu/comments/88662.htmlhttp://m.shnenglu.com/yuziyu/archive/2009/06/27/88662.html#Feedback0http://m.shnenglu.com/yuziyu/comments/commentRss/88662.htmlhttp://m.shnenglu.com/yuziyu/services/trackbacks/88662.html榪欓緇煎悎浜哾fs,floyd綆楁硶銆?br />
棣栧厛鐢?floyd璁$畻鍑轟袱涓や箣闂寸殑鏈鐭礬寰勩傜劧鍚庣敤dfs灝嗗浘鐫鑹層傚姣忎袱涓や笉鍚岄鑹茬殑緇撶偣錛屾垜浠妸瀹冧滑鐩歌繛錛岀劧鍚庣湅浜х敓鐨勫浘鐨勭洿寰勭殑澶у皬銆?br />鐩村緞鐨勫ぇ灝忓彧鍙兘浠嶄負鍘熶袱榪為氬浘鐩村緞涔嬩竴錛屾垨鑰呮槸鍖呮嫭鏂版坊鍔犵殑璺緞鎵浜х敓鐨勬渶闀胯礬寰勶紝鍙栬繖涓夎呬腑鐨勬渶澶у箋傛柊璺緞浜х敓鐨勬渶闀胯礬寰勫彧鍙兘鏄袱鐐圭殑璺濈鍔犱笂涓ょ偣鍒板叾浠栫偣鐨勬渶闀胯窛紱匯傛渶寮濮嬬殑鏃跺欏彧鑰冭檻浜嗘柊娣誨姞鐨勮礬寰勶紝娌¤冭檻鍘熺洿寰勪細姣旀柊璺緞澶х殑鎯呭喌錛寃a浜唍嬈°傘?br />
#include聽<iostream>
#include聽
<fstream>

#include聽
<cfloat>
#include聽
<cmath>

usingnamespace聽std;

ifstream聽fin(
"cowtour.in");
ofstream聽fout(
"cowtour.out");

#ifdef聽_DEBUG
#define聽out聽cout
#define聽in聽cin
#else
#define聽out聽fout
#define聽in聽fin
#endif

double聽path[150][150];

char聽graph[150][150];

int聽x[150];
int聽y[150];

int聽n;

int聽color[150];

double聽diameter[150];
double聽maxPath[150];

void聽floyd()
{
聽聽聽聽
for(int聽k=0;k<n;++k)
聽聽聽聽聽聽聽聽
for(int聽i=0;i<n;++i)
聽聽聽聽聽聽聽聽聽聽聽聽
for(int聽j=0;j<n;++j){
聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽
if(i!=j){
聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽path[i][j]
=min(path[i][j],path[i][k]+path[k][j]);
聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽}
聽聽聽聽聽聽聽聽聽聽聽聽}
}

void聽make_color(int聽i,int聽c)
{
聽聽聽聽
if(聽color[i]!=0聽)
聽聽聽聽聽聽聽聽
return;

聽聽聽聽color[i]聽
=聽c;

聽聽聽聽
for(int聽j=0;j<n;++j){
聽聽聽聽聽聽聽聽
if(color[j]==0&&graph[i][j])
聽聽聽聽聽聽聽聽聽聽聽聽make_color(j,c);
聽聽聽聽}
}


void聽solve()
{
聽聽聽聽
in>>n;

聽聽聽聽
for(int聽i=0;i<n;++i){
聽聽聽聽聽聽聽聽
in>>x[i]>>y[i];
聽聽聽聽}

聽聽聽聽
for(int聽i=0;i<n;++i){
聽聽聽聽聽聽聽聽
string聽s;
聽聽聽聽聽聽聽聽
in>>s;
聽聽聽聽聽聽聽聽
for(int聽j=0;j<n;++j){
聽聽聽聽聽聽聽聽聽聽聽聽graph[i][j]
=s[j]-'0';
聽聽聽聽聽聽聽聽聽聽聽聽
if(graph[i][j]){
聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽path[i][j]聽
=聽sqrt(聽(x[i]-x[j])*(x[i]-x[j])
聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽
+(y[i]-y[j])*(y[i]-y[j])聽);
聽聽聽聽聽聽聽聽聽聽聽聽}
else{
聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽path[i][j]聽
=聽DBL_MAX/4;
聽聽聽聽聽聽聽聽聽聽聽聽}
聽聽聽聽聽聽聽聽}
聽聽聽聽}

聽聽聽聽floyd();

聽聽聽聽
int聽c聽=0;
聽聽聽聽
for(int聽i=0;i<n;++i)
聽聽聽聽聽聽聽聽
if(color[i]==0)
聽聽聽聽聽聽聽聽聽聽聽聽make_color(i,
++c);


聽聽聽聽
for(int聽i=0;i<n;++i){
聽聽聽聽聽聽聽聽maxPath[i]聽
=0;
聽聽聽聽聽聽聽聽
for(int聽j=0;j<n;++j){
聽聽聽聽聽聽聽聽聽聽聽聽
if(i!=j&&color[i]==color[j]){
聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽maxPath[i]聽
=聽max(maxPath[i],path[i][j]);
聽聽聽聽聽聽聽聽聽聽聽聽}
聽聽聽聽聽聽聽聽}

聽聽聽聽聽聽聽聽diameter[color[i]]聽
=聽max(diameter[color[i]],maxPath[i]);
聽聽聽聽}


聽聽聽聽
double聽dia聽=聽DBL_MAX;

聽聽聽聽
for(int聽i=0;i<n;++i)
聽聽聽聽聽聽聽聽
for(int聽j=i+1;j<n;++j){

聽聽聽聽聽聽聽聽聽聽聽聽
if(color[i]==color[j])聽continue;

聽聽聽聽聽聽聽聽聽聽聽聽
double聽d1聽=0;
聽聽聽聽聽聽聽聽聽聽聽聽
for(int聽p=0;p<n;++p){
聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽
if(i!=p&&color[i]==color[p])
聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽d1聽
=聽max(d1,path[i][p]);
聽聽聽聽聽聽聽聽聽聽聽聽}

聽聽聽聽聽聽聽聽聽聽聽聽
double聽d2聽=0;
聽聽聽聽聽聽聽聽聽聽聽聽
for(int聽p=0;p<n;++p){
聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽
if(j!=p&&color[j]==color[p])
聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽d2聽
=聽max(d2,path[j][p]);
聽聽聽聽聽聽聽聽聽聽聽聽}

聽聽聽聽聽聽聽聽聽聽聽聽
double聽dist聽=聽sqrt(聽(x[i]-x[j])*(x[i]-x[j])+
聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽聽(y[i]
-y[j])*(y[i]-y[j])聽);

聽聽聽聽聽聽聽聽聽聽聽聽dia聽
=聽min(dia,max(d1+d2+dist,max(diameter[color[i]],diameter[color[j]]))聽);
聽聽聽聽聽聽聽聽}

聽聽聽聽
out.setf(ios::fixed,ios::floatfield);
聽聽聽聽
out.precision(6);
聽聽聽聽
out<<dia<<endl;
}

int聽main(int聽argc,char*argv[])
{
聽聽聽聽solve();聽
聽聽聽聽
return0;
}




YZY 2009-06-27 22:10 鍙戣〃璇勮
]]>
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