摘要:
Codeforces Round #432 (Div. 2, based on IndiaHacks Final Round 2017) A. Arpa and a research in Mexican wave time limit per test 1 second memory limit 阅读全文
摘要:
Codeforces Round #431 (Div. 2) A. Odds and Ends time limit per test 1 second memory limit per test 256 megabytes input standard input output standard 阅读全文