2017年11月10日
POJ 3662 Telephone Lines （二分+Dijkstra）
摘要： Farmer John wants to set up a telephone line at his farm. Unfortunately, the phone company is uncooperative, so he needs to pay for some of the cables 阅读全文
posted @ 2017-11-10 14:18 Zireael 阅读(165) 评论(0) 推荐(0) 编辑