玄学呀，真是深奥
by 随心唯爱 @ 2017-09-30 18:55:49
2333333
by 随心唯爱 @ 2017-09-30 18:56:16
我也是，本地lemon跑满分，洛谷跑20分，我直接求最长上升子序列都有80……
by 1446435502l @ 2018-10-27 19:24:17