import java.util.Scanner;

    public class countLetters {

        public static void main(String[] args) {

                    int aWord = 0;
                     Scanner input = new Scanner(System.in);
                     String word;
                     char[] wordLetters;
                     int offset; //array index
                     /* prompt user for a word */
                System.out.print("Enter a word: ");
                 word = input.nextLine();

                 wordLetters = word.toCharArray();
                 int [] wordCount;
                        wordCount = new int[wordLetters.length];

                     while (aWord <= wordCount[word.length()]) {
                         wordCount[aWord]++;
                          if (wordCount[aWord] == word.length()) {
                              break;


                          }
                             System.out.println(word + ": " + wordCount[ word.length()]);
        }
    }
    }