摘要: 目录 Description State Input Output Solution Code Description 有 \(n\) 个小球,每个小球要放在对应的区间 \([l_i, r_i]\),问是否可以满足所有小球的条件 State \(1<=T<=2*10^5\) \(1<=N<=2*10 阅读全文
posted @ 2021-09-19 08:55 Bcoi 阅读(87) 评论(0) 推荐(0)