摘要：
C. Two TVs time limit per test 2 seconds memory limit per test 256 megabytes input standard input output standard output Polycarp is a great fan of te 阅读全文
摘要：
B. Luba And The Ticket time limit per test 2 seconds memory limit per test 256 megabytes input standard input output standard output Luba has a ticket 阅读全文
摘要：
A. Chess Tourney time limit per test 1 second memory limit per test 256 megabytes input standard input output standard output Berland annual chess tou 阅读全文