qq_43660826的博客

时间限制：C/C++ 1秒，其他语言2秒空间限制：C/C++ 262144K，其他语言524288K64bit IO Format: %lld题目描述Recently, a job for an algorithms specialist opened up at NIH. You never thought you’d be using your expertise in algorithms to save lives, but now, here is your chance! Whi.