// $Id: Static.java,v 1.1 2002-05-27 01:48:37+09 kaiya Exp $

public class Static{
private static int v;
	static int val(){return v;}
	static void add(int a){v += a;}
	static void sub(int s){v -= s;}
	static void mul(int m){v *= m;}

	public static void main(String[] args){
		v=10;
		add(4);
		sub(2);
		mul(3);
		System.out.println(val());
	}
}