2020年4月8日
HDU--1198 Farm Irrigation (并查集做法+DFS做法)
摘要： Problem Description Benny has a spacious farm land to irrigate. The farm land is a rectangle, and is divided into a lot of samll squares. Water pipes 阅读全文
posted @ 2020-04-08 18:22 liyexin 阅读(194) 评论(0) 推荐(0)