SCact2

Scanner keyboard= new Scanner(System.in);

		String input;
		System.out.print("please enter a letter: ");
		input = keyboard.nextLine();

		if (input.length() == 1)
		{
			if(input.equalsIgnoreCase("A") || input.equalsIgnoreCase("E")
					||input.equalsIgnoreCase("I")||input.equalsIgnoreCase("O")
					|| input.equalsIgnoreCase("U"))
			{
				System.out.println("the letter "+input+" is a vowel.");
			}
			else
			{
				System.out.println("the letter "+input+" is a consonant.");
			}
		}
		else
		{
			System.out.println("Error. That is not a single letter."
					+" Please run the program again and enter a single letter.");
		}


		keyboard.close();