摘要：
C. Ancient Berland Circus time limit per test 2 seconds memory limit per test 64 megabytes input standard input output standard output Nowadays all ci 阅读全文
摘要：
B. Spreadsheets time limit per test 10 seconds memory limit per test 64 megabytes input standard input output standard output In the popular spreadshe 阅读全文
摘要：
A. Theatre Square time limit per test 1 second memory limit per test 256 megabytes input standard input output standard output A. Theatre Square time 阅读全文