* 겪고 있는 문제 상황을 최대한 자세하게 작성해주세요.

* 문제 해결을 위해 어떤 시도를 해보았는지 구체적으로 함께 알려주세요.

계속해봤는데잘안돼서

using System.Collections;

using System.Collections.Generic;

using UnityEngine;

using UnityEngine.UI;

using UnityEngine.SceneManagement;

public class gameManager : MonoBehaviour

{

  public GameObject square;

  public GameObject endPanel;

  public Text timeTxt;

  public Text thisScoreTxt;

  public Text bestScoreTxt;

  float alive = 0f;

  bool isRunning = true;

  public static gameManager I;

  void Awake()

  {

    I = this;

  }

  // Start is called before the first frame update

  void Start()

  {

    Time.timeScale = 1f;

    InvokeRepeating("makeSquare", 0.0f, 0.5f);

  }

  // Update is called once per frame

  void Update()

  {

    if (isRunning)

    {

      alive += Time.deltaTime;

      timeTxt.text = alive.ToString("N2");

    }

  }

  void makeSquare()

  {

    Instantiate(square);

  }

  public void gameOver()

  {

    isRunning = false;

    Time.timeScale = 0.0f;

    thisScoreTxt.text = alive.ToString("N2");

    endPanel.SetActive(true);

    if (PlayerPrefs.HasKey("bestScore") == false)

    {

      PlayerPrefs.SetFloat("bestScore", alive);

    }

    else

    {

      if (PlayerPrefs.GetFloat("bestScore") < alive)

      {

        PlayerPrefs.SetFloat("bestScore", alive);

      }

    }

    bestScoreTxt.text = PlayerPrefs.GetFloat("bestScore").ToString("N2");

  }

}

  public void retry() 

  {

    SceneManager.LoadScene("MainScene");

  }