factorial1.java

《算法设计与分析》王晓东编著

public class Factorial1 {
	public static int Factorial(){
		int n=12;
		return n*Factorial(n-1);
	}
	public static int Factorial(int n){
		if(n>1)	return n*Factorial(n-1);
		else return 1;
	}
	public static void main(String args[]){
		System.out.print("Factorial of 12=");
		System.out.println(Factorial());
	}
}