void findRoots(int a, int b, int c)
{
    // If a is 0, then equation is not quadratic, but
    // linear
    if (a == 0)
    {
        xil_printf("Invalid");
        return;
    }

    int d = b*b - 4*a*c;
    double sqrt_val = sqrt(abs(d));

    if (d > 0)
    {
        xil_printf("Roots are real and different: %f\n%f\n", (double)(-b + sqrt_val)/(2*a)
            , (double)(-b - sqrt_val)/(2*a));
    }
    else if (d == 0)
    {
        xil_printf("Roots are real and same %f\n", -(double)b / (2*a));
    }
    else // d < 0
    {
        xil_printf("Roots are complex %f + i%f\n%f - i%f\n", -(double)b / (2*a),sqrt_val
            ,-(double)b / (2*a), sqrt_val);
    }
}