大概黄或绿，板
by 菜のcrzOvO @ 2024-05-10 10:47:04
$ \binom{n+m-1}{n-1} $
by Iratis @ 2024-05-10 11:14:07
@[qrse](/user/975724) 那么你的数据怎么构造的
by liverxiwo @ 2024-05-10 13:20:18
@[liverxiwo](/user/1162380) 暴力？
by Special_Tony @ 2024-05-10 15:41:36
@[Iratis](/user/556042) emmm
by qrse @ 2024-05-10 18:09:29
@[Iratis](/user/556042) 杨辉三角mle
by qrse @ 2024-05-10 18:09:52
@[qrse](/user/975724) 你用逆元啊？你取模不是质数吗
by Iratis @ 2024-05-10 19:59:28
Cu ball [link](https://www.luogu.com.cn/contest/155515#description)
by Break_Over @ 2024-05-10 20:39:52
什么毒瘤数据QwQ
by Lqx114514 @ 2024-05-10 21:17:33