摘要:
Sum Sum Sum Time Limit: 2000/1000 MS (Java/Others) Memory Limit: 32768/32768 K (Java/Others) Problem Description We call a positive number X P-number 阅读全文
摘要:
F. Video Cards time limit per test 1 second memory limit per test 256 megabytes input standard input output standard output Little Vlad is fond of pop 阅读全文