如果你WA 70pts

P4114 Qtree1

@[盖亚13526726775](/user/529977) 感谢提醒,已 A
by Pink_Cut_Tree @ 2024-04-06 21:55:24


@[Soaring_light](/user/529977) 感谢
by linjunye @ 2024-07-08 17:23:25


@[Soaring_light](/user/529977) %%%% 不过这是为什么呢,按理说-INF也没问题的呀
by 焚魂 @ 2024-09-21 19:14:44


没事了,忘记a=b输出0了qwq
by 焚魂 @ 2024-09-21 19:16:27


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