using System;
using System.Collections.Generic;
using System.Linq;

public class Yuki858
{
	public static void Main()
	{
		var ab = Console.ReadLine().Split(' ').Select(x => long.Parse(x)).ToList();
		
		Console.Write(ab[0] / ab[1]);
		Console.Write(".");

		for(var i = 0; i < 50; ++i)
		{
			ab[0] = ab[0] % ab[1] * 10;
			Console.Write(ab[0] / ab[1]);
		}
	}
}