题目：http://acm.zju.edu.cn/onlinejudge/showProblem.do?problemCode=2361来源：http://acm.hust.edu.cn/vjudge/contest/view.action?cid=26760#problem/BBeloved SonsTime Limit:2 Seconds Memory Limit:65536 KB Special JudgeOnce upon a time there lived a king and he had N sons. And the king wanted to marry his belo Read More