~~ruby不香嘛~~
by AdventureExtremeX @ 2020-06-15 18:31:40
@[xiaozengXW](/user/352328) ~~是很香~~但是比赛不给用/xk
by RE297 @ 2020-06-15 18:34:08
qndmx
by 明依 @ 2020-06-15 18:35:16
@[RE297](/user/336323) 像我这种彩笔只能看着题解水过ruby）
by AdventureExtremeX @ 2020-06-15 18:39:25
@[xiaozengXW](/user/352328) qwq,大佬fake
by RE297 @ 2020-06-15 19:21:04
终于debug出来了，原来是每次NTT后要进一次位，不然，多次乘法过后当前就可能大于mod,然后进行取模后就会出锅,(x%998244353)%10!=x%10
by RE297 @ 2020-06-16 11:01:13