摘要: Auxiliary Set Time Limit: 9000/4500 MS (Java/Others) Memory Limit: 65536/65536 K (Java/Others) Problem Description Given a rooted tree with n vertices 阅读全文
posted @ 2016-10-06 19:49 jhz033 阅读(386) 评论(0) 推荐(0) 编辑