摘要:
https://vjudge.net/problem/UVA-1585 There is an objective test result such as “OOXXOXXOOO”. An ‘O’ means a correct answer of a problem and an ‘X’ mean 阅读全文
摘要:
题目链接:https://dsa.cs.tsinghua.edu.cn/oj/course.shtml?courseid=58 Descriptioin Let S be a set of n integral points on the x-axis. For each given interva 阅读全文