3words

import java.util.Scanner;

public class Generate3LetterWords {
	public static void main(String[] args) {
		System.out.println("Please enter some characters: ");
		Scanner input = new Scanner(System.in);
		char[] userInput = input.nextLine().toCharArray();
		if (userInput.length == 3) {
			for (int i = 0; i < 3; i++) {
				for (int i2 = 0; i2 < 3; i2++) {
					for (int i3 = 0; i3 < 3; i3++) {
						System.out.printf("%c%c%c ", userInput[i],
								userInput[i2], userInput[i3]);
					}
				}
			}

		}
		if (userInput.length == 2) {
			for (int i = 0; i < 2; i++) {
				for (int i2 = 0; i2 < 2; i2++) {
					for (int i3 = 0; i3 < 2; i3++) {
						System.out.printf("%c%c%c ", userInput[i],
								userInput[i2], userInput[i3]);
					}
				}
			}
		}

		if (userInput.length == 1) {
			System.out.println(""+userInput[0] + userInput[0] + userInput[0]);
		}
	}
}