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E. A Simple Task time limit per test 5 seconds memory limit per test 512 megabytes input standard input output standard output This task is very simple. Given a string S

D. Ball time limit per test 2 seconds memory limit per test 256 megabytes input standard input output standard output N ladies attend the ball in the King's palace. Ever

D. Guess Your Way Out! II time limit per test 2 seconds memory limit per test 256 megabytes input standard input output standard output Amr bought a new video game "Gues

D. Misha and Permutations Summation time limit per test 2 seconds memory limit per test 256 megabytes input standard input output standard output Let's define the sum of

E. GukiZ and GukiZiana time limit per test 10 seconds memory limit per test 256 megabytes input standard input output standard output Professor GukiZ was playing with ar

E. Soldier and Traveling time limit per test 1 second memory limit per test 256 megabytes input standard input output standard output In the country there are n cities a

比赛链接： http://codeforces.com/gym/100676 题目链接： http://codeforces.com/gym/100676/attachments/download/3333/acm-arabella-collegiate-programming-contest-en.pdf A. Relational Operator 直接模拟。

比赛链接： http://codeforces.com/gym/100712 题目链接： http://codeforces.com/gym/100712/attachments/download/3454/acm-amman-collegiate-programming-contest-en.pdf A. Who Is The Winner? 直接排序，复杂度O(nlo