摘要: 1、尺取法 2、反转法:[USACO07MAR]面对正确的方式Face The Right Way 思路:主要是考虑一个点翻转两次后就会变回原样,然后用前缀和判断是否翻转就可以了: code: include include include include include include inclu 阅读全文
posted @ 2018-09-07 16:19 Splitor 阅读(119) 评论(0) 推荐(0) 编辑