摘要: 链接:https://www.nowcoder.com/acm/contest/144/C来源:牛客网 题目描述 Oak is given N empty and non-repeatable sets which are numbered from 1 to N. Now Oak is going 阅读全文
posted @ 2018-08-15 11:37 楼主好菜啊 阅读(148) 评论(0) 推荐(0) 编辑