2017年9月7日
Codeforces Round #433 (Div. 2, based on Olympiad of Metropolises)
摘要： A. Fraction time limit per test 1 second memory limit per test 512 megabytes input standard input output standard output Petya is a big fan of mathema 阅读全文
posted @ 2017-09-07 07:45 暴力都不会的蒟蒻 阅读(612) 评论(0) 推荐(0)