project 6

package osu.cse1223;

import java.util.Scanner;

public class Project06a {

	public static void main(String[] args) {
		Scanner keyboard = new Scanner(System.in);
		System.out.println("Enter a UPC (enter a blank link to quit)");
		String str = keyboard.nextLine();
		if (str.equals(""))
		{
			System.out.println("Goodbye!");
		}
		else if (str.length() != 12)
		{
			System.out.println("ERROR! UPC MUST have exactly 12 digits");
		}

	}