Codeforces 757F - Team Rocket Rises Again
2017-01-13
题目地址
描述 给定一个 n ( n ≤ 2 × 1 0 5 ) n(n\le 2\times {10}^5) n ( n ≤ 2 × 1 0 5 ) 个点， m ( m ≤ 3 × 1 0 5 ) m(m......
