2020年4月22日
P3572 [POI2014]PTA-Little Bird（单调队列DP）
摘要： 题目描述 In the Byteotian Line Forest there are nn trees in a row. On top of the first one, there is a little bird who would like to fly over to the top o 阅读全文
posted @ 2020-04-22 00:19 绝军师 阅读(138) 评论(0) 推荐(0) 编辑