int main(void)
{
        int n = 1;
        int m = 2;
        int *i;
        int *j;
        i = &n;
        j = &m;

        ft_swap(i, j);

        if (*i == 2 && *j == 1)
        {
                char n = 't';
                write(1, &n, 1);
        }
        else
        {
                char n = 'f';
                write(1, &n, 1);
        }
}