В классах Java высвечивается постоянная ошибка

public class GuessGame {
Player p1;
Player p2;
Player p3;
public void startGame(){
p1 = new Player();
p2 = new Player();
p3 = new Player();
}
}

inh a =  5;

public class GuessGame{
  Player p1;
  Player p2;
  Player p3;
 
  public void startGame(){
    p1 = new Player();
    p2 = new Player();
    p3 = new Player();
 
    int guessp1 = 0;
    int guessp2 = 0;
    int guessp3 = 0;
 
    boolean p1isRight = false;
    boolean p2isRight = false;
    boolean p3isRight = false;
 
    int targetNumber = (int) (Math.random() * 10);
    System.out.println("I'm thinking of a number between 0 and 9 ...");
 
    while(true){
      System.out.println ("Number to guess is " + targetNumber);
 
      p1.guess();
      p2.guess();
      p3.guess();
 
      guessp1 = p1.number;
      System.out.println("Player one guessed " + guessp1);
 
      guessp2 = p2.number;
      System.out.println("Player two guessed " + guessp2);
 
      guessp3 = p3.number;
      System.out.println("Player three guessed " + guessp3);
 
      if (guessp1 == targetNumber){
        p1isRight = true;
      }
 
      if (guessp2 == targetNumber){
        p2isRight = true;
      }
 
      if (guessp3 == targetNumber){
        p3isRight = true;
      }
 
      if(p1isRight || p2isRight || p3isRight){
        System.out.println("We have a winner!");
        System.out.println("Player one got it right? "+ p1isRight);
        System.out.println("Player two got it right? "+ p2isRight);
        System.out.println("Player three got it right? "+ p3isRight);
        System.out.println("Game is over");
        break;
      }
      else{
        System.out.println("Players will have to try again.");
      }
    }
  }
}

public class Player{
 
//пишете ваш класс Player
}

public class Test{
 public static void main(String[] args) {
 
// пишете тесты
}
}