void bubble_iverson_2(int a[], int n) {
    int temp;
    int t;
    int board = n - 1;
    bool T = false;
    for (int i = 0; i < n && !T; i++)
    {
        T = true;
        t = 0;
        if (i < board)
        {
            for (int j = 0; j < n - i - 1; j++)
            {
                if (a[j]>a[j + 1])
                {
                    T = false;
                    temp = a[j];
                    a[j] = a[j + 1];
                    a[j + 1] = temp;
                    t = j;
                }
            }
        }
        else
        {
            if (t == 0)
            {
                break;
            }
            else
            {
                board = t;
            }
        }
    }
}