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

C. Foe Pairs 题目连接： http://www.codeforces.com/contest/652/problem/C Description You are given a permutation p o…

C. Watchmen 题目连接： http://www.codeforces.com/contest/651/problem/C Description Watchmen are in a danger and Doc…

D. Little Artem and Dance 题目连接： http://www.codeforces.com/contest/669/problem/D Description Little Artem is fo…

C. DZY Loves Colors 题目连接： http://codeforces.com/contest/444/problem/C Description DZY loves colors, and he enj…

A. Joysticks 题目连接： http://www.codeforces.com/contest/651/problem/A Description Friends are going to play conso…

C. Captains Mode 题目连接： http://codeforces.com/contest/377/problem/C Description Kostya is a progamer specializi…

C. Bear and Different Names 题目连接： http://codeforces.com/contest/791/problem/C Description In the army, it isn&…

F. Souvenirs 题目连接： http://codeforces.com/contest/765/problem/F Description Artsem is on vacation and wants to …

Problem I. Plugs and Sockets 题目连接： http://www.codeforces.com/gym/100253 Description The Berland Regional Conte…

B. Robin Hood 题目连接： http://www.codeforces.com/contest/671/problem/B Description We all know the impressive sto…

E. Garlands 题目连接： http://www.codeforces.com/contest/707/problem/E Description Like all children, Alesha loves …