2021年6月24日
1046 Shortest Distance (20 分)
摘要： The task is really simple: given N exits on a highway which forms a simple cycle, you are supposed to tell the shortest distance between any pair of e 阅读全文
posted @ 2021-06-24 23:01 XA科研 阅读(40) 评论(0) 推荐(0)