factorial.java

import java.util.Scanner;

public class FactorialIterative {
    public static void main(String[] args) {
        Scanner scanner = new Scanner(System.in);
        System.out.print("Enter a number: ");
        int number = scanner.nextInt();

        long factorial = 1;
        for (int i = 1; i <= number; i++) {
            factorial *= i; // multiply current number with the accumulated result
        }

        System.out.println("Factorial of " + number + " is: " + factorial);
        scanner.close();
    }
}