F. Magic Matrix 题目连接： http://www.codeforces.com/contest/632/problem/F Description You’re given a matrix …

 Palindromic String Time Limit: 20 Sec  Memory Limit: 256 MB 题目连接 http://acm.uestc.edu.cn/#/con…

Binary Tree 题目连接： http://acm.hdu.edu.cn/showproblem.php?pid=5573 Description The Old Frog King lives on the ro…

Resource Archiver Time Limit: 20000/10000 MS (Java/Others)    Memory Limit: 100000/100000 …

C. The Smallest String Concatenation 题目连接： http://www.codeforces.com/contest/632/problem/C Description YouR…

Apple Tree Time Limit: 2000MS Memory Limit: 65536K Total Submissions: 11282 Accepted: 3214 Description There i…

4291: [PA2015]Kieszonkowe Time Limit: 1 Sec   Memory Limit: 256 MB 题目连接 http://www.lydsy.com/JudgeOnline/…

谕神的密码 Time Limit: 20 Sec Memory Limit: 256 MB 题目连接 http://acm.uestc.edu.cn/#/problem/show/1251 Description 谕神是…

Starship Troopers Time Limit: 10000/5000 MS (Java/Others)    Memory Limit: 65536/32768 K (…

A. Ryouko’s Memory Note 题目连接： http://www.codeforces.com/contest/434/problem/A Description Ryouko is an e…

Antenna Placement Time Limit: 1000MS   Memory Limit: 65536K Total Submissions: 4739   Accepted: 2359…

4706: B君的多边形 题目连接： http://www.lydsy.com/JudgeOnline/problem.php?id=4706 Description 有一个正n多边形，我们要连接一些对角线，把这个多边形…