import java.util.*;

public class vrmethod
{
  
  public static double areaOfCircle (double r)
  {
     return Math.PI * Math.pow(r, 2.0);
  }
  
  public static double circumference (int d)
  {
     return Math.PI * d;
  }
  
  public static double cylVolume (double r, double h)
  {
     return areaOfCircle(r) * h;
  }
  
  public static void main(String[] args)
  {
    Scanner kb = new Scanner(System.in);
    int diameter, height;
    double radius;
    double cir, area, volume;

    System.out.print("Enter the diameter of a cylinder: ");
    diameter = kb.nextInt();
    radius = diameter / 2.0;

    System.out.print("Enter the height of the cylinder: ");
    height = kb.nextInt();

    cir = circumference(diameter);
    area = areaOfCircle(radius);
    volume = cylVolume(radius, height);

    System.out.printf("The radius is %.3f.%n", radius);
    System.out.printf("The diameter is %d.%n", diameter);
    System.out.printf("The height is %d.%n", height);
    System.out.printf("The circumference is %.3f.%n", cir);
    System.out.printf("The area of the base is %.3f.%n", area);
    System.out.printf("The volume of the cylinder is %.3f.%n",
		      volume);
  }
}