@[_Wallace_](/user/61430) 您是不是看成上面那位dalao的AC代码了啊（
[my code here](https://www.luogu.com.cn/paste/hi7z3mug)
by UltiMadow @ 2020-04-30 09:19:08
@[UltiMadow](/user/65681) 哦，我傻了QAQ
我重新看看
by Lice @ 2020-04-30 09:23:40
@[_Wallace_](/user/61430) 我pushdown写错了QwQ
重构了一下一遍过（
谢谢啦qwq
by UltiMadow @ 2020-04-30 09:24:12
@[UltiMadow](/user/65681) 刚刚发现，是把add打成mul了把
by Lice @ 2020-04-30 09:28:31
~~道理我都懂，但你的大括号怎么能换行呢~~
by zhy137036 @ 2020-04-30 09:28:32
@[_Wallace_](/user/61430) /fad，谢谢巨佬帮我调那么多时间蛤
by UltiMadow @ 2020-04-30 09:30:16
@[_Wallace_](/user/61430) 我没搞反啊qwq
by xwmwr @ 2020-04-30 09:47:53
讨论号220022好评
by Tony2 @ 2020-04-30 10:20:12