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摘要： Problem DescriptionEddy begins to like painting pictures recently ,he is sure of himself to become a painter.Every day Eddy draws pictures in his small room, and he usually puts out his newest pictures to let his friends appreciate. but the result it can be imagined, the friends are not interested i 阅读全文

摘要： Problem DescriptionJimmy experiences a lot of stress at work these days, especially since his accident made working difficult. To relax after a hard day, he likes to walk home. To make things even nicer, his office is on one side of a forest, and his house is on the other. A nice walk through the fo 阅读全文

摘要： View Code #include<stdio.h>#include<string.h>#include<stdlib.h>#include<queue>#include<algorithm>using namespace std;const int maxn = 315;const int maxm = 5015;const int inf = 9999999;int cnt,head[ maxn ];int n,m,k;int dis[ maxn ],vis[ maxn ];struct node{ int u,val,next 阅读全文