把
```
for (int i=1;i<=l;i++)
if ((i>=x)&&(i<=y))
a[i]++;
}
```
改成
```
for(i=0;i<=l;i++){
if(a[i]==0){
sum++;
}
}
```
试试
by kn_wlq @ 2023-04-02 10:35:48
我后面那个改的中有sum++，你把sum改成你设的s就行，自测ok
by kn_wlq @ 2023-04-02 10:36:39
求关注
by kn_wlq @ 2023-04-02 10:37:06
@[kn_wlq](/user/753554) 感谢大佬
by Little_Fox_Fairy @ 2023-04-02 11:07:20
@[kn_wlq](/user/753554) 这就关注
by Little_Fox_Fairy @ 2023-04-02 11:07:38