using UnityEngine;
using System.Collections;
public class Test : MonoBehaviour {
     void OnCollisionEnter2D(Collision2D other) {
         Debug.Log("Collision. Вход");
     }
     void OnCollisionExit2D(Collision2D other) {
         Debug.Log("Collision. Выход");
     }
     void OnTriggerEnter2D(Collider2D other) {
         Debug.Log("Trigger. Вход.");
     }
     void OnTriggerExit2D(Collider2D other) {
         Debug.Log("Trigger. Выход");
     }
}

void OnMouseOver(){
   Debig.Log("Hello");
  }