求调5pts

P1501 [国家集训队] Tree II

好好好,取模操作似了, 这样`t[y].sum*=c%mod;`改成 `(t[y].sum*=c)%=mod;`就行了。 调了一晚上,算警示后人吧。
by Enoch006 @ 2024-03-31 23:07:33


卷批
by rsy_ @ 2024-03-31 23:09:54


@[rsy_](/user/550775) 哥你十天前不就做了吗/kk/kk
by Enoch006 @ 2024-03-31 23:22:05


splay我不会呜呜呜呜
by Igallta @ 2024-04-01 07:35:56


@[Enoch006](/user/538683) 11 点还做题,卷皮
by rsy_ @ 2024-04-01 08:07:46


@[Enoch006](/user/538683) 11 点还做题,卷皮
by lcbridge @ 2024-04-01 08:14:20


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