2021年2月7日
2021.01.30 Rating赛
摘要： A - A CodeForces - 991A Each student eagerly awaits the day he would pass the exams successfully. Thus, Vasya was ready to celebrate, but, alas, he di 阅读全文
posted @ 2021-02-07 14:09 nanmoon 阅读(101) 评论(0) 推荐(0) 编辑
2021.01.28 Rating赛
摘要： A - A CodeForces - 994A You are locked in a room with a door that has a keypad with 10 keys corresponding to digits from 0 to 9. To escape from the ro 阅读全文
posted @ 2021-02-07 13:47 nanmoon 阅读(59) 评论(0) 推荐(0) 编辑