import java.util.Scanner;

public class EnterAgain {
  public static void main(String[] args) {
    Scanner StdIn = new Scanner(System.in);

    // Initialize the string to be empty
    // This makes it so that we ALWAYS enter the loop initially no matter what
    String userinput = "";

    // Loop indefinitely iff the userinput is empty
    while(userinput.length() == 0){
      System.out.print("Enter a word: ");
      userinput = StdIn.nextLine();
    }

    // If we have successfully broken the loop
    // print the userinput length (meaning this can not be an empty string)
    System.out.println(userinput.length());
  }
}