public class factorialClassGlobal{
	public static int f,n;
	public static void factorial (){
		int j; 
		f=1;
		for(j=1; j<=n; j=j+1) {
			f=f*j;
		}
	}
	public static void main (String[] argv) {
		n=3;
		factorial();
		System.out.println("3!="+f);
	}
}
/*

V:\my teaching.sync\2007.ph265.winter>javac factorialClassGlobal.java

V:\my teaching.sync\2007.ph265.winter>java factorialClassGlobal
3!=6

V:\my teaching.sync\2007.ph265.winter>
*/