摘要:
题目传送:http://acm.hdu.edu.cn/showproblem.php?pid=6043 Problem Description KazaQ wears socks everyday.At the beginning, he has n pairs of socks numbered 阅读全文
摘要:
Problem Description There is a youngster known for amateur propositions concerning several mathematical hard problems.Nowadays, he is preparing a thou 阅读全文