using System.Collections.Generic;
using System;

public class Hello
{
    static void Main()
    {
        string[] line = Console.ReadLine().Trim().Split(' ');
        var a = long.Parse(line[0]);
        var b = long.Parse(line[1]);
        getAns(a, b);
    }
    static void getAns(long a, long b)
    {
        var t = a / b;
        a %= b;
        var ans = new List<long>();
        for (int i = 0; i < 50; i++)
        {
            a *= 10;
            var w = a / b;
            ans.Add(w);
            a -= (w) * b;
        }
        Console.Write(t);
        Console.Write(".");
        Console.WriteLine(string.Join("", ans));
    }
}