2019年2月14日
hdu 6351
摘要： HDU 6315 Naive Operations(线段树区间整除区间) Problem Description In a galaxy far, far away, there are two integer sequence a and b of length n. b is a static 阅读全文
posted @ 2019-02-14 16:03 lmjer 阅读(196) 评论(0) 推荐(0) 编辑