摘要: 问题描述 We have a graph with N vertices, numbered 0 through N−1. Edges are yet to be added. We will process Q queries to add edges. In the i-th (1≦i≦Q) q 阅读全文
posted @ 2018-03-10 16:51 SAKURA12 阅读(122) 评论(0) 推荐(0) 编辑