C++ :

#include<iostream> 
using namespace std; 
int N, maxs,maxi, mins, mini; 
int a[1005]; 
int main() 
{ 
    cin>>N; 
    maxs=0; 
    mins=20000; 
    for (int i=0; i<N; i++) 
    { 
        cin>>a[i]; 
        if (a[i]>maxs) 
        { 
            maxs=a[i]; 
            maxi =i;            
        } 
        if (a[i]< mins) 
        { 
            mins=a[i]; 
            mini =i; 
        }
    } 
    if (maxi>mini) 
        cout<<10*(maxi-mini);  
    else 
        cout<<10*(mini-maxi); 
    return 0;
}