---

using UnityEngine;
using UnityEngine.UI;

public class GameManager : MonoBehaviour
{
    public static GameManager Instance { get; private set; }
    
    public int score = 0;       
    public Text scoreText;      // Сюда мы перетащим текст

    void Awake()
    {
        Instance = this;
    }

    public void AddScore()
    {
        score++; 
        if (scoreText != null)
        {
            scoreText.text = "Очки: " + score; // Пишем текст и цифру
        }
    }
}






using UnityEngine;

public class Coin : MonoBehaviour
{
    void OnTriggerEnter2D(Collider2D other)
    {
        if (other.CompareTag("Player"))
        {
            if (GameManager.Instance != null)
            {
                GameManager.Instance.AddScore(); // Даем очко
            }
            Destroy(gameObject); // Удаляем монетку
        }
    }
}