2019年8月9日
hdu 1045 Fire Net (二进制枚举/最小点覆盖)
摘要： Fire Net Fire Net Problem Description Suppose that we have a square city with straight streets. A map of a city is a square board with n rows and n co 阅读全文
posted @ 2019-08-09 17:15 mool 阅读(183) 评论(0) 推荐(0) 编辑