摘要:
题目链接: B. Inventory time limit per test 1 second memory limit per test 256 megabytes input standard input output standard output time limit per test 1 阅读全文
摘要:
题目链接: A. Music time limit per test 2 seconds memory limit per test 256 megabytes input standard input output standard output time limit per test 2 sec 阅读全文