def computerVsComputer (board: Array[Int], depth: Int): Unit = {

    var p1 = new RandomPlayer("");
    var p2 = new RandomPlayer("");

    var winners = List[Int]();
    var n = 0;

    println("How many games would you like to play?")
    try {
      n = StdIn.readInt();
    } catch {
      case e: NumberFormatException => println("Error: " + e)
    }

    for (i <- 0 until n) {
      winners = winners :+ play(p1, p2, board, depth, false);
      for (j <- 0 to board.size - 1) {
        board(j) = 0;
      }
    }

      print("P(x vinner) = ")
      val pWin1 = winners.count(_ == 1).toDouble / n.toDouble;
      println(pWin1);

      print("P(o vinner) = ");
      val pWin2 = winners.count(_ == -1).toDouble / n.toDouble;
      println(pWin2);

      print("P(lika) = ");
      val pWin3 = winners.count(_ == 0).toDouble / n.toDouble;
      println(pWin3);


  }