import java.util.*;
class dose{
	public static void main(String args[]){ 
		double radius = Double.parseDouble(args[0]);
		double hoehe = Double.parseDouble(args[1]);
		final  double pi = Math.PI;
		
		double umfang = 2*pi*radius;
		double deckelflaeche =  pi * radius * radius;
		double mantelflaeche = 	umfang * hoehe;
		double oberflaeche =  2*deckelflaeche + mantelflaeche;
		double volumen = deckelflaeche*hoehe;
		System.out.println("Umfang"+umfang+"deckelflaeche"+deckelflaeche+"mantelflaeche"+mantelflaeche+"oberflaeche"+oberflaeche+"volumen"+volumen
				);
		}


	

	
}