int f(int j)
{
    static int i = 50;
    int k;
    if (i == j)
    {
        printf("something");
        k = f(i);
        return 0;
    }
    else return 0;
}

double f (double x) {
    if ( abs (x * x – 3) < 0. 01) return x;
    else return f (x / 2 + 1.5/x);
}