Java factorial

Factorial.java

import java.util.Scanner;

public class Factorial {
  public static int fact (int val) {
    if (val == 0)
      return 1;
    
    return val * fact(val - 1);
  }
  
  public static void main (String args[]) {
    Scanner input = new Scanner(System.in);
    int val;
    
    System.out.print("Enter a number: ");
    val = input.nextInt();
    System.out.print(fact(val));
  }
}