2018年7月18日
LightOJ-1370 Bi-shoe and Phi-shoe (欧拉函数+二分)
摘要： Problem Description Bamboo Pole-vault is a massively popular sport in Xzhiland. And Master Phi-shoe is a very popular coach for his success. He needs 阅读全文
posted @ 2018-07-18 21:41 SandyChn 阅读(146) 评论(0) 推荐(0) 编辑