Java进阶基础-递归算法求N!

import java.util.Scanner;

/*
* 要求：递归算法求n！
*
* */
public class jianchengdigui {
    public static void main(String[] args) {
        Scanner sc = new Scanner(System.in);
        int n = sc.nextInt();
        int sum = f(n);
        System.out.println(sum);
    }
    private static int f(int n) {
        if(n==1){
            return 1;
        }
        return n*f(n-1);
    }
}
           

效果图