啊这,这 $Θ(nk)$ 的复杂度显然不对啊
by infinities @ 2020-06-22 10:56:35
(这题不是用set的吗
by pocafup @ 2020-06-22 11:11:30
复杂度不正确吧,吸了臭氧都过不去的应该不是常数问题了……
by B_1168 @ 2020-06-22 12:43:20
https://www.luogu.com.cn/record/34585594
帮你重新试了一下,的确是臭氧都不行……
by B_1168 @ 2020-06-22 12:43:43