P. 171 Ex. 7.17

// Shavit Borisov
// CW

import java.util.Scanner;

public class Factorial {

    public static void main(String[] args)

    {
        Scanner in = new Scanner (System.in);

        int n;

        System.out.println("Enter a number: ");
        n = in.nextInt();

        int factorial = n;

        for (int i = 1; i < n; i++)
        {
            n = n - 1;
            factorial = factorial * n;
        }

        System.out.printf("Your number's factorial is %d", factorial);

        in.close();
    }

}