2~5WA.
by zg_ji @ 2024-02-19 18:45:40
@[zhangziyue2357](/user/765376)
by zg_ji @ 2024-02-19 18:46:48
@[zg_ji](/user/1074889) `for(int i=1;i<=m;i++) f[i]=i;` 改成到 n
by xiaoshumiao @ 2024-02-19 18:47:58
@[xiaoshumiao](/user/1008513) 感谢，已关
by zg_ji @ 2024-02-19 18:50:25