2018年9月10日
ACM-ICPC 2018 南京赛区网络预赛 I（回文树）
摘要： 传送门题面：A number is skr, if and only if it's unchanged after being reversed. For example, "12321", "11" and "1" are skr numbers, but "123", ... 阅读全文
posted @ 2018-09-10 20:34 ChenJr 阅读(182) 评论(0) 推荐(0)
ACM-ICPC 2018 徐州赛区网络预赛G （单调队列）
摘要： 传送门题面：There's a beach in the first quadrant. And from time to time, there are sea waves. A wave ( xx , yy ) means the wave is a rectangle ... 阅读全文
posted @ 2018-09-10 12:47 ChenJr 阅读(198) 评论(0) 推荐(0)