随笔分类 -  网络流

E - Politics CodeForces - 1061E(最小费用流+观察分析)
摘要：Politics time limit per test 4 seconds memory limit per test 256 megabytes Problem Description There are nn cities in the country. Two candidates are 阅读全文
posted @ 2019-02-18 22:40 SayGB 阅读(417) 评论(0) 推荐(0)