package hibernate;

public class t {

	public static void main(String[] args) {

		System.out.println(jiecheng(10));

		System.out.println(sum(10));

	}

	//算阶乘的和

	public static int sum(int i){

		if(i>1){

			return jiecheng(i)+sum(i-1);

		}

		return 1;

	}

	//算阶乘

	public static int jiecheng(int i){

		if(i>1){

			return i*jiecheng(i-1);

		}

		return 1;

	}

}