不然嘞
by ecnerwaIa @ 2019-01-18 10:07:59
我到没有WA，就会MLE了，哈哈
by ecnerwaIa @ 2019-01-18 10:08:23
为什么我改了后从85变成了80 >.<
by 青君 @ 2019-06-25 14:32:34
为什么我改了后从20变成了25 >.<
by jyttoby @ 2019-07-24 11:45:38
谢谢好心人。。然而85->85 = =
by imily @ 2020-09-21 15:48:11
orz，谢谢巨佬
by Scarlet_Hypoc @ 2020-10-15 07:35:45
就是这个地方错了..谢谢
by uibn @ 2021-02-23 19:13:55
感谢好心人%%%
by kcn999 @ 2021-09-27 19:38:54
树形dp=的时候没更新次小值，然鹅85->85++
by Guxue @ 2021-10-06 20:56:51
直径算错了，自闭了，BZOJ有数据
by Guxue @ 2021-10-06 21:32:17