摘要：
Sleep Buddies time limit per test 2.0 s memory limit per test 256 MB input standard input output standard output Sleep Buddies time limit per test 2.0 阅读全文
摘要：
Reverse and Compare Time limit : 2sec / Memory limit : 256MB Score : 500 points Problem Statement You have a string A=A1A2…An consisting of lowercase 阅读全文