using System;

public class Program

{

    public static void Main()

    {

    Double L,W,H,TheS;

        Console.Write("Enter the length of the box (cm):");

        L=double.Parse(Console.ReadLine());

        Console.Write("Enter the width of the box (cm):");

        W=double.Parse(Console.ReadLine());

        Console.Write("Enter the height of the box (cm):");

        H=double.Parse(Console.ReadLine());

        TheS=L*W*H;

        Console.WriteLine("The size of the box (cm³):{0}",TheS);

    }

}