import java.util.Scanner;

public class GuessingGameMethod
{

  static Scanner sc = new Scanner(System.in);
  static boolean keepPlaying = true;                                    
     
  public static void main(String[] args)
  {
    System.out.println("Let's play a quessing game");
    while (keepPlaying)                                                  
    {
      playARound();                                                    
    }
    System.out.println("\nThank you for playing!");
  }
  
  public static void playARound()                                     
  {
    boolean validInput;
    int number, guess;
    String answer;

    // Pick a random number
    number = (int)(Math.random() * 10) + 1;
    System.out.println("\nI'm thinking of a number " + "between 1 and 10.");

    // Get the guess
    System.out.print("What do you think it is? ");
    do
    {
      guess = sc.nextInt();
      validInput = true;
      if ((guess < 1) || (guess > 10))
      {
        System.out.print("I said, between 1 " + "and 10. Try again: ");
        validInput = false;
      }
    } while (!validInput);

    // Check the guess
    if (guess == number)
      System.out.println("You're right");
    else
      System.out.println("You're wrong!" + " The number was " + number);

    // Play again?
    do 
    {
      System.out.print("\nPlay again? (Y or N)");
      answer = sc.next();
      validInput = true;
      if (answer.equalsIgnoreCase("Y"))
        ;
      else if (answer.equalsIgnoreCase("N"))
        keepPlaying = false;
      else
        validInput = false;
    } while (!validInput);
  }
}