Calculate the factorial of that number using recursion

FactorialRecursion.java

/*
Write a program to accept a number
and calculate the factorial of that number using recursion.

INPUT: 5
OUTPUT: 5 * 4 * 3 * 2 * 1 = 120
*/

import java.util.*;

class FactorialRecursion {

    int factorial(int n) {
        if (n == 0)
            return 1;

        else
            return n * factorial(n - 1);
    }

    public static void main(String[] args) {
        FactorialRecursion fr = new FactorialRecursion();
        Scanner sc = new Scanner(System.in);
        System.out.println("Enter a number");
        System.out.println("Factorial is: " + fr.factorial(sc.nextInt()));
    }
}