using System;

​

public class Program

{

    public static void Main()

    {

        var squarePlo6adka = double.Parse(Console.ReadLine());

        //

        var shirinaPlo4ka = double.Parse(Console.ReadLine());

        var dylPLo4ka = double.Parse(Console.ReadLine());

        var dPeika = double.Parse(Console.ReadLine());

        var lPeika = double.Parse(Console.ReadLine());

        //

        var area = squarePlo6adka*squarePlo6adka;

        var areaPeika = dPeika*lPeika;

        area -=areaPeika;

        //

        var areaPlo = dylPLo4ka*shirinaPlo4ka;

        var numP = area / areaPlo;

        Console.WriteLine("{0:f2}",numP);

        Console.WriteLine("{0:f2}",numP*0.2);

    }

}