import javax.swing.JOptionPane;

public class MoreWordGames {

	public static void main(String[] args) {
		String input = JOptionPane.showInputDialog("Enter a message:");
		System.out.println("Original input: " + input);

		System.out.println(shout(input));
		System.out.println(whisper(input));
		System.out.println(holleWerld(input));
	}

	public static String shout(String input) {
		return input.toUpperCase();
	}

	public static String whisper(String input) {
		return input.toLowerCase();
	}

	public static String holleWerld(String input) {
		String substitutionGibberish = "$%&";
		String answer = input.replace("o", substitutionGibberish);
		answer = answer.replace('e', 'o');
		answer = answer.replace(substitutionGibberish, "e");
		return answer;
	}
}