Codeforces 715B - Complete The Graph
2016-09-18
题目地址
描述 给定一个 n ( 2 ≤ n ≤ 1 0 0 0 ) n(2\le n\le 1000) n ( 2 ≤ n ≤ 1 0 0 0 ) 个点 m ( 1 ≤ m ≤ 1 0 0 0 0 ) m(1\le m\le 10000) ......
