摘要:题目链接 Problem Description Sdjpx is a powful man,he controls a big country.There are n soldiers numbered 1~n(1<=n<=3000).But there is a big problem for 阅读全文
posted @ 2017-08-06 20:40 茶飘香~ 阅读(166) 评论(0) 推荐(0) 编辑