RT
by 汪之常清 @ 2020-07-30 13:10:59
@[汪之常清](/user/267359)
```
for(int i=1;i<=n;i++)
if(f[i]==ans)
count++;
```
当```if(f[i]==ans)```时，
count不止加1。
by yu1102 @ 2023-07-05 18:49:46