摘要:
题目链接 http://acm.hdu.edu.cn/search.php?action=listproblem Problem Description Ladies and gentlemen, please sit up straight.Don't tilt your head. I'm se 阅读全文
摘要:
题目链接 http://codeforces.com/gym/100917/problem/J Description standard input/outputStatements The jury of Berland regional olympiad in informatics does 阅读全文