#include <iostream>
using namespace std;
int main()
{
    int a,b;
    cin>>a>>b;
    double c = (double)a/b;
    printf("%.9f",c);
    return 0;
}

#include<bits/stdc++.h> using namespace std; int main(){ double a,b; cin>>a>>b; cout<<fixed<<setprecision(9)<<a/b; return 0; }