// Compute volume of pyramid in meters

import java.util.Scanner;

public class PyramidVolume
{
   public static void main(String[] args)
   {
      final double VOLUME_CONVERSION = 0.814; // for pyramids with slope of 52 degrees

      Scanner in = new Scanner(System.in);

      System.out.println("Enter the height of the pyramid in meters: ");
      double height = in.nextDouble();

      double volume = VOLUME_CONVERSION * height * height * height;

      System.out.println("A pyramid " + height + " meters high will take " 
                         + volume
                         + " cubic meters of rock.");
   }
}