import java.util.regex.*;
import java.util.*;

class WordInput {
    public static void main(String[] args) {
        Scanner userin = new Scanner(System.in);
        String word;
        
        System.out.print("Enter a word: ");
        try {
            word = userin.next("[A-Za-z]+");
            System.out.printf("That word has %d letters.\n", word.length());
        } catch (InputMismatchException e) {
            System.out.println("That wasn't a word.");
        }        
    }
}