Evanyou Blog 彩带
2018年10月15日
洛谷P3521 [POI2011]ROT-Tree Rotation [线段树合并]
摘要： 题目传送门 Tree Rotation 题目描述 Byteasar the gardener is growing a rare tree called Rotatus Informatikus. It has some interesting features: The tree consists 阅读全文
posted @ 2018-10-15 22:47 HolseLee 阅读(177) 评论(0) 推荐(0) 编辑