void OnCollisionEnter(Collision collision)
 {
     GetComponent <Renderer>().material.color = Color.blue;
     otherScript = GameObject.FindGameObjectWithTag("ScoreText").GetComponent <increaseScore>();
     otherScript.UpdateCount();
     Destroy(gameObject);
 }
 void OnCollisionEnter(Collision collision)
 {
     GetComponent<Renderer>().material.color = Color.blue;
     otherScript = GameObject.FindGameObjectWithTag("ScoreText").GetComponent<increaseScore>();
     otherScript.UpdateCount();
     Destroy(gameObject);
 }