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


	return 0;
}

#include #include #include using namespace std; int main(){ double a,b,c; cin>>a>>b; printf("%.9lf",c); return 0;