#include <iostream>
using namespace std;

int n, i, j, k;

int main(){
    cin >> n;
    int a[n][n];
    for(i = 0; i < n; i++){for(j = 0; j < n; j++){cin >> a[i][j];}}
    
    int ans[n], tmp[n];
    for(i = 0; i < n; i++){ans[i] = 1000000000;}
    
    for(i = 0; i < n; i++){
        for(j = 0; j < n; j++){tmp[j] = 0;}
        for(j = 0; j < n; j++){
            for(k = 0; k < n; k++){
                tmp[a[k][j] - 1] += max(j, abs(i - k));
            }
        }
        
        for(j = 0; j < n; j++){ans[j] = min(tmp[j], ans[j]);}
    }    
    k = 0;
    for(i = 0; i < n; i++) {k += ans[i];}
    cout << k << endl;
    return 0;
}