usaco 题目质量不好嘛
by Anguei @ 2018-10-05 00:11:06
~~AK掉，反正您是**红名巨佬**~~
by 2x6_81 @ 2018-10-05 00:11:47
@[Anguei](/space/show?uid=53062) 对不起 我表述不清楚，应该是CF质量比较好，USACO做得不多并不清楚。
by cqwyj @ 2018-10-05 00:19:41
@[2x6_81](/space/show?uid=89127) 其实只会一些套路题，烧脑的就挂了
by cqwyj @ 2018-10-05 00:20:48
~~CF409F~~
by 2x6_81 @ 2018-10-05 00:38:25
先刷ynoi（逃
by Delta_Rain @ 2018-10-05 06:06:51
@[cqwyj](/space/show?uid=86873) 为了noip建议刷usaco ，既有套路又有思维
by ROY1994 @ 2018-10-05 07:16:56
@[ROY1994](/space/show?uid=98822) 谢谢
by cqwyj @ 2018-10-05 07:58:28