@[LEMON_ni](/user/399150) 你不开`cin`和`cout`试试……
by qwq___qaq @ 2021-08-20 20:33:06
@[pengzijun](/user/556362)
emm，我试试
by Shunpower @ 2021-08-20 20:35:55
@[pengzijun](/user/556362)
[还是不行](https://www.luogu.com.cn/record/56534244)
by Shunpower @ 2021-08-20 20:37:47
@[LEMON_ni](/user/399150) 那就应该是`vector`卡常数的问题了，你用二维数组试试？
by qwq___qaq @ 2021-08-20 20:41:01
@[pengzijun](/user/556362)
az，我再试试
by Shunpower @ 2021-08-20 20:41:41
@[pengzijun](/user/556362)
感谢，变 wa 了。估计是手写 `vector` 炸掉了
by Shunpower @ 2021-08-20 20:47:45