ChangeTiles

using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;

namespace ChangeTiles
{
    class Program
    {
        static void Main(string[] args)
        {
            var squareN = int.Parse(Console.ReadLine());
            var squareArea = squareN * squareN;
            var tilesW = double.Parse(Console.ReadLine());
            var tilesL = double.Parse(Console.ReadLine());
            var tilesArea = tilesL * tilesW;
            var benchL = int.Parse(Console.ReadLine());
            var benchW = int.Parse(Console.ReadLine());
            var benchArea = benchL * benchW;
            var timeForOneTile = 0.2;
            Console.WriteLine((squareArea-benchArea)/tilesArea);
            Console.WriteLine((squareArea - benchArea) / tilesArea*timeForOneTile);
        }
    }
}