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

#include <iostream>
#include <cstdio>
#include <iomanip>
#include <cmath>
using namespace std;
int we[100000000];
int main(){
	double a , b , c;
	cin >> a >> b;
	c = a / (1.0 * b);
	printf("%.9f" , c); 
	return 0;
}

#include<iostream>
using namespace std;
int main()
{
 double a,b;
 cin>>a>>b;//输入
 printf("%.9lf",a/b);//格式化输出
 return 0;//完结散花!
}

#include<iostream>
#include<iomanip>
using namespace std;
int main(){
	long double a,b;
	cin>>a>>b;
	cout<<setprecision(9)<<fixed<<a/b;
}

#include <iostream>
#include <iomanip>
using namespace std;
double a,b;
double n;
int main(){
	cin>>a>>b;
	n=a/b;
	cout<<fixed<<setprecision(9)<<n<<endl;
	return 0;
}