Su kien Va Cham - Collision Event

using UnityEngine;
using System.Collections;

public class VaCham : MonoBehaviour {

    // Use this for initialization
    void Start () {
        Debug.Log ("Bat dau");
    }

    // Update is called once per frame
    void Update () {
        Debug.Log ("Cap nhat");
    }

    void OnCollisionEnter (Collision collision)
    {
        Debug.Log ("Enter called.");
    }

    void OnCollisionStay (Collision collision)
    {
        Debug.Log ("Stay called.");
    }

    void OnCollisionExit (Collision collision)
    {
        Debug.Log ("Exit called.");
    }
}