public void RemoveKey(KeyPickup.KeyNumber keyNumber)
 {
     keyList.Remove(keyNumber);
 }
 public bool ContainsKey(KeyPickup.KeyNumber keyNumber)
 {
     return(keyList.Contains(keyNumber));
 }
 public void AddKey(KeyPickup.KeyNumber keyNumber)
 {
     keyList.Add(keyNumber);
     Debug.Log("Added Key: " + keyNumber);
 }