摘要: 洛谷题目链接: "[POI2010]ANT Antisymmetry" 题目描述 Byteasar studies certain strings of zeroes and ones. Let be such a string. By we will denote the reversed (i. 阅读全文
posted @ 2018-04-30 15:53 Brave_Cattle 阅读(300) 评论(0) 推荐(0) 编辑