matrixDiagonaldif.cpp

int diagonalDifference(vector<vector<int>> arr) {
    int suma = 0;
    int sumb = 0;
    
    int n = arr.size();
    
    for(int i = 0; i < n; i++){
        cout << arr[i][i] << "\n";
        sumb = sumb + arr[i][i];
    }
    cout << "\n\n";
    int l = n - 1;
    for(int i = 0; i < n; i++){
        cout << arr[i][l] << "\n";
        suma = suma + arr[i][l];
        l--;
    }
    return abs(suma - sumb);
}