using System;

public class Program

{

    public virtual int placeSizeX { get { return 120; } }

    public virtual int placeSizeY { get { return 70; } }

    public virtual int corridorWidth { get { return 100; } }

    public virtual int placeLoss { get { return 3; } }

    private static float TryGetInput()

    {

        try { return float.Parse(Console.ReadLine()) * 100; }

        catch(System.FormatException _) {

            Console.WriteLine("Not a valid number! Please try again.");

            return 0.0f;

        }

    }

    public static void Main()

    {

        float widthCm = 0.0f;

        float lengthCm = 0.0f;

        // ask the user for input until they get it right

        while(true)

        {

            Console.Write("Width (in meters): ");

            widthCm = TryGetInput();

            // try again if the value wasn't provided or if it's lesser than 3

            if(widthCm == 0.0f || widthCm < 3)

            {

                Console.WriteLine("Width must be greater than 3 and must not be 0.");

                widthCm = 0.0f;

                continue;

            }

            Console.Write("Length (in meters): ");

            lengthCm = TryGetInput();

            // try again if the value wasn't provided, if it's lesser than the width, or if it's greater than 100

            if(lengthCm == 0.0f || lengthCm < widthCm || lengthCm > 100 * 100)

            {

                Console.WriteLine("Length must not be 0, lesser than the width, or greater than 100.");

                lengthCm = 0.0f;

                continue;

            }

            break;

        }

        int originalWidth = (int)widthCm;

        int originalLength = (int)lengthCm;

        var _this = new Program();

        widthCm -= _this.corridorWidth;

        Console.WriteLine(widthCm);

        // ---

        int lengthPlaces = (int)lengthCm / _this.placeSizeX;

        int widthPlaces = (int)widthCm / _this.placeSizeY;

        int places = (widthPlaces * lengthPlaces) - _this.placeLoss;

        Console.WriteLine("There would be " + places + " places in a room wide " + originalWidth + " centimeters and long " + originalLength + " centimeters.");

    }

}