private IEnumerator Spawn()
 {
     equalizer.StartPlayFromCubeSpawner();
     while (true)
     {
         for (int i = 0; i < 3; i++)
         {
             for (int j = 0; j < 4; j++)
             {
                 if (equalizer.CreateCube(i, j))
                 {
                     CreateCubePrefab(i * 4 + j);
                 }
             }
         }
         RedesigneCubes();
         SetPreviousCubes();
         yield return(new WaitForSeconds(delay));
     }
 }