import java.util.Scanner;

public class Lab6_Ex3
{
	public static void main (String [] args)
	{
		Scanner input = new Scanner (System.in);

		int x;
		int sum = ' ';

		System.out.print("Input a number: ");
		x = input.nextInt();

		while ( x != 0 )
		{
			sum += x;

			System.out.println("Output: " + x);

			System.out.print("Input a number: ");
			x = input.nextInt();

		}

	}
}