Stuff

import java.util.Scanner;

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

		int choice = 1;
		while(choice > 0)
		{
			System.out.println("What would you like to do?");
			System.out.println("1) Enter a new list of words.");
			System.out.println("2) Find First and Last Alphabetical, and Longest and Shortest.");
			System.out.println("3) Show the current list of words.");
			System.out.println("0) Exit the Program.");
			System.out.print("> ");

			choice = Integer.parseInt(keyboard.nextLine());

			if(choice < 0 || choice > 3)
			{
				System.out.println("Invalid Command!");
				System.out.println("    ");
				continue;
			}
			else if(choice == 2)
			{

			}
			else if(choice == 1)
			{

			}
		}
		System.out.print("Goodbye!");
	}
}