#include <bits/stdc++.h>
#define rep(i,n)for(int i=0;i<(n);i++)
using namespace std;
typedef long long ll;
typedef pair<int,int>P;

const int MOD=1000000007;
const int INF=0x3f3f3f3f;
const ll INFL=0x3f3f3f3f3f3f3f3f;

int main(){
	ll A,B;cin>>A>>B;
	cout<<A/B;
	A%=B;
	cout<<".";
	rep(i,50){
		A*=10;
		cout<<A/B;
		A%=B;
	}
}