Faktorial

import java.util.Scanner;

public class Faktorial {
    public static void main(String[] args) {
        Scanner scanner = new Scanner(System.in);
        int n = scanner.nextInt();
        System.out.println(faktorial(n));
    }
    //Method Faktorial
    public static int faktorial(int a){
        if (a==1) {
            System.out.print(1 + " = ");
            return 1;
        }
        System.out.print(a+" x ");
        return a*faktorial(a-1);
    }
}