#include <iostream>
#include <string>
#include <string.h>
#include <stdlib.h>
using namespace std;
typedef long long LL;
int main(int argc, char* argv[])
{
	string S;
	char tmp[100];
	int i=0;
	LL A,B,C,D;
	cin>>A>>B;
	if (A%B==0){
		sprintf(tmp,"%ld",A/B);
		S+=tmp;
		S+=".";
		while (i<=50){
			S+="0";
			i++;
		}
		cout<<S<<endl;
		return 0;
	}

	bool bDot=true;
	while (i<51){
		C=A/B;
		D=A%B;
		if (C>0){
			sprintf(tmp,"%ld",C);
			S+=tmp;
		}else{
			S+="0";
		}
		if (bDot){
			S+=".";
			bDot=false;
		}
		A=10*D;
		if (!bDot){
			i++;
		}
	}
	cout<<S<<endl;
	return 0;
}