随笔分类 -  队内刷题

摘要：You are given n segments on a number line; each endpoint of every segment has integer coordinates. Some segments can degenerate to points. Segments ca 阅读全文

摘要：In Summer Informatics School, if a student doesn't behave well, teachers make a hole in his badge. And today one of the teachers caught a group of n s 阅读全文

摘要：You are looking at the floor plan of the Summer Informatics School's new building. You were tasked with SIS logistics, so you really care about travel 阅读全文