摘要: abc 247 - D - Cylinder 题目描述: 给定Q次操作,每次操作有如下两种选择 1 x c: Insert c balls, with a number x written on each of them, to the right end of the cylinder. 2 c: 阅读全文
posted @ 2023-01-18 13:20 breeze_ku 阅读(63) 评论(0) 推荐(0)