Generate3LatterWords

import java.util.Scanner;


public class _02_Generate3LatterWords {

    public static void main(String[] args) {

        Scanner input = new Scanner(System.in);

        String letters = input.nextLine();

        String treeLetterWord = "";

        for (int i = 0; i < letters.length(); i++) {
            for (int j = 0; j < letters.length(); j++) {
                for (int k = 0; k < letters.length(); k++) {
                    treeLetterWord = "" + letters.charAt(i) + letters.charAt(j) + letters.charAt(k);
                    System.out.print(treeLetterWord + " ");
                }
            }
        }
    }

}