2017年12月30日
Codeforces Round #451 (Div. 2) D. Alarm Clock
摘要： Every evening Vitalya sets n alarm clocks to wake up tomorrow. Every alarm clock rings during exactly one minute and is characterized by one integer a 阅读全文
posted @ 2017-12-30 22:08 starry_sky 阅读(288) 评论(0) 推荐(0) 编辑
Codeforces Round #451 (Div. 2) ABC
摘要： A. Rounding Vasya has a non-negative integer n. He wants to round it to nearest integer, which ends up with 0. If n already ends up with 0, Vasya cons 阅读全文
posted @ 2017-12-30 20:27 starry_sky 阅读(244) 评论(0) 推荐(0) 编辑
Educational Codeforces Round 34 (Rated for Div. 2) ABC
摘要： A. Hungry Student Problem A. Hungry Student Problem Ivan's classes at the university have just finished, and now he wants to go to the local CFK cafe 阅读全文
posted @ 2017-12-30 16:00 starry_sky 阅读(282) 评论(0) 推荐(0) 编辑