using System;

public class Program

{

    public static void Main()

    {

        Console.WriteLine("Enter The Length Of The Track In Kilometers");

        float length = float.Parse(Console.ReadLine());

        Console.WriteLine("Enter The Kilometer Per 1 Liter Of Gas");

        float usage = float.Parse(Console.ReadLine());

        float cost = float.Parse(String.Format("{0:0.0}", (6.6*length)/usage));

        Console.WriteLine("The Cost Of The Travel Is "+ cost + " Shekels");     

    }

}