#include <bits/stdc++.h>
using namespace std;
#define modulo 1000000007
#define mod(mod_x) ((((long long)mod_x)+modulo)%modulo)
#define Inf 1000000000


int main(){
	long long A,B;
	cin>>A>>B;
	
	cout<<A/B<<'.';
	
	for(int i=0;i<50;i++){
		A%=B;
		A*=10;
		cout<<A/B;
	}
	cout<<endl;
	
	
	return 0;
}