@[chenzhe](/user/30233) @[小粉兔](/user/10703) @[mrsrz](/user/6813) @[xht](/user/100544) @[一扶苏一](/user/65363)
by enyyyyyyy @ 2023-10-20 20:30:25
完全没必要添加。
by NASFsky @ 2023-10-20 20:32:09
@[enyyyyyyy](/user/961881) 干嘛学更劣复杂度的算法
by 残阳如血 @ 2023-10-20 20:39:44
分支就能过吧
by ethanzyz @ 2023-10-20 20:42:26
@[enyyyyyyy](/user/961881) 可以用高斯消元，可以用 $\tt dijkstra$，可以用三维凸包，只是没必要
by Bingxiu @ 2023-10-20 20:47:28
@[Bingxiu](/user/676498) @[残阳如血](/user/726139)
谢谢
by enyyyyyyy @ 2023-10-20 21:01:02
```cpp
#include <bits/stdc++.h>
using namespace std;
int n,l,r;
int main(){
scanf("%d %d %d",&n,&l,&r);
if(r/n>l/n){
printf("%d",n-1);
}else{
printf("%d",r%n);
}
return 0;
}
```
by littlesnake @ 2023-10-30 19:34:30