백준 1008 c++

#include <iostream>
using namespace std;

int main(void)
{
    int a, b;
    double result;
    cin >> a >> b;
    if ((a > 0 && a < 10) && (b > 0 && b < 10))
    {
        result = (double)a / double(b);
        cout.precision(9);
        cout << fixed;
        cout << result << endl;
    }
    return 0;
}