2018年6月22日
Lecture Sleep（前缀和）
摘要： Your friend Mishka and you attend a calculus lecture. Lecture lasts n minutes. Lecturer tells ai theorems during the i-th minute. Your friend Mishka a 阅读全文
posted @ 2018-06-22 09:33 左手边五十米 阅读(352) 评论(0) 推荐(0) 编辑