2018年6月12日
【并查集】Connectivity @ABC049&ARC065/upcexam6492
摘要： Connectivity 题目描述 There are N cities. There are also K roads and L railways, extending between the cities. The i-th road bidirectionally connects the 阅读全文
posted @ 2018-06-12 21:27 NeilThang 阅读(252) 评论(0) 推荐(0) 编辑