Use of {0} and comments - Practice Exercises Java

import java.util.*;
public class Main
{
	public static void main(String[] args)
	{
		int number1, number2, number3;
		System.out.print("Enter the first number to multiply: ");
		number1 = Integer.parseInt(new Scanner(System.in).nextLine());
		System.out.print("Enter the second number to multiply: ");
		number2 = Integer.parseInt(new Scanner(System.in).nextLine());
		System.out.print("Enter the third number to multiply: ");
		number3 = Integer.parseInt(new Scanner(System.in).nextLine());
		int result = number1 * number2 * number3;
		System.out.printf("Result: %1$s x %2$s x %3$s = %4$s" + "\r\n", number1, number2, number3, result);
	}
}