摘要：
A. Games time limit per test 1 second memory limit per test 256 megabytes input standard input output standard output Manao works on a sports TV. He's 阅读全文
摘要：
A. Vasya and Socks time limit per test 1 second memory limit per test 256 megabytes input standard input output standard output Vasya has n pairs of s 阅读全文
摘要：
A. Kefa and First Steps time limit per test 2 seconds memory limit per test 256 megabytes input standard input output standard output A. Kefa and Firs 阅读全文