Check Corners Time Limit: 2000/10000 MS (Java/Others)    Memory Limit: 32768/32768 K (Java…

Building Design Time Limit: 2000/1000 MS (Java/Others)    Memory Limit: 32768/32768 K (Jav…

Graph Time Limit: 2000/1000 MS (Java/Others)    Memory Limit: 65768/65768 K (Java/Others)T…

Daizhenyang’s Coin Time Limit: 6000/3000 MS (Java/Others)    Memory Limit: 32768/327…

A. Letter 题目连接： http://www.codeforces.com/contest/14/problem/A Description A boy Bob likes to draw. Not long a…

B. Shopping 题目连接： http://www.codeforces.com/contest/665/problem/B Description Ayush is a cashier at the shoppi…

B. Skills 题目连接： http://www.codeforces.com/contest/613/problem/B Description Lesha plays the recently published…

/*题意：就是给你一个有2^n个输入的门电路，初始输入为全0，问至少要改变输入开关多少次（即改变输入中0、1多少次）才能得到所需的0、1输出序列。题意分析：这道题的数据范围为k<10000，所以不能枚举暴搞，只能用…

1028: [JSOI2007]麻将 Time Limit: 1 Sec   Memory Limit: 256 MB 题目连接 http://www.lydsy.com/JudgeOnline/problem…

Dylans loves numbers Time Limit: 20 Sec Memory Limit: 256 MB 题目连接 http://acm.hdu.edu.cn/showproblem.php?pid=52…

Chess Time Limit: 6000/3000 MS (Java/Others)    Memory Limit: 32768/32768 K (Java/Others)T…

Backup Plan Time Limit: 2000/1000 MS (Java/Others)    Memory Limit: 65535/65535 K (Java/Ot…