Good Luck in CET-4 Everybody! Time Limit: 1000/1000 MS (Java/Others)    Memory Limit: 3276…

A. Dreamoon and Stairs 题目连接： http://www.codeforces.com/contest/476/problem/A Description Dreamoon wants to cli…

B. Chat Order 题目连接： http://www.codeforces.com/contest/637/problem/B Description Polycarp is a big lover of kil…

Physical Examination Time Limit: 2000/1000 MS (Java/Others) Memory Limit: 32768/32768 K (Java/Others) Total Su…

最长回文 Time Limit: 4000/2000 MS (Java/Others)    Memory Limit: 32768/32768 K (Java/Others)To…

  Hou Yi’s secret Time Limit: 2000/1000 MS (Java/Others)    Memory Limit: 32768…

You Are the One Time Limit: 2000/1000 MS (Java/Others)    Memory Limit: 32768/32768 K (Jav…

A. Die Roll 题目连接： http://www.codeforces.com/contest/9/problem/A Description Yakko, Wakko and Dot, world-famous…

Swipe Bo Time Limit: 2000/1000 MS (Java/Others)    Memory Limit: 32768/32768 K (Java/Other…

Pyramids Time Limit: 1000MS   Memory Limit: 65536K Total Submissions: 2268   Accepted: 751   Sp…

1036: [ZJOI2008]树的统计Count Time Limit: 10 Sec  Memory Limit: 162 MBSubmit: 6769  Solved: 27…

题目链接：BZOJ – 3531   题目分析 题目询问一条路径上的信息时，每次询问有某种特定的文化的点。 每个点的文化就相当于一种颜色，每次询问一条路径上某种颜色的点的信息。 可以使用离线算法， …