author:
unoff
2022-01-19 19:08:41 , visible to all, read 11
#include
#include
using namespace std;
const int N=1e3+5;
int n,a[N];
int main()
{
cin>>n;
for(int i=1;i<=n;i++) cin>>a[i];
sort(a+1,a+1+n);
int ans=0;
for(int i=1;i=a[j]-a[i]) ans+=r-l;
}
}
cout<
