爱种树的码农

摘要： D. My pretty girl Noora time limit per test 1.5 seconds memory limit per test 256 megabytes input standard input output standard output D. My pretty g 阅读全文

摘要： C. Hacker, pack your bags! time limit per test 2 seconds memory limit per test 256 megabytes input standard input output standard output It's well kno 阅读全文