传递 题目连接： http://acm.hdu.edu.cn/showproblem.php?pid=5961 Description 我们称一个有向图G是传递的，当且仅当对任意三个不同的顶点a,,若G中有 一条边从a到…

GCD is Funny 题目连接： http://acm.hdu.edu.cn/showproblem.php?pid=5902 Description Alex has invented a new game for…

All X 题目连接： http://acm.hdu.edu.cn/showproblem.php?pid=5690 Description F(x,m) 代表一个全是由数字x组成的m位数字。请计算，以下式子是否成立： …

Save Labman No.004 Time Limit: 2000/1000 MS (Java/Others)    Memory Limit: 32768/32768 K (…

D-City Time Limit: 2000/1000 MS (Java/Others)    Memory Limit: 65535/65535 K (Java/Others)…

Tutor Time Limit: 2000/1000 MS (Java/Others)    Memory Limit: 65535/65535 K (Java/Others)T…

Dragon Balls Time Limit: 2000/1000 MS (Java/Others)    Memory Limit: 32768/32768 K (Java/O…

A Round Peg in a Ground Hole Time Limit: 1000MS   Memory Limit: 10000K Total Submissions: …

#include<stdio.h> #include<algorithm> #include<iostream> #include<string.h> #include&l…

3170: [Tjoi 2013]松鼠聚会 Time Limit: 1 Sec   Memory Limit: 256 MB 题目连接 http://www.lydsy.com/JudgeOnline/prob…

Problem H. Hometask 题目连接： http://codeforces.com/gym/100714 Description Kolya is still trying to pass a test on…

C. Little Artem and Matrix 题目连接： http://www.codeforces.com/contest/669/problem/C Description Little Artem like…