JAVA 递归阶乘算法

package com.string.to;

public class JieCheng {
	public static void main(String args[]){
		System.out.println(new JieCheng().sort(5));
	}

	public static int sort(int n){
		if(n==1||n==2)
			return n;
		else
			return sort(n-1)*n;
	}

}