Magic Cube

      {

      int t= twist[i];

      if( t==1 || t==3 ) return -1;

      }

    return total;

    int corners_perm_num = TablebaseHelpers.computeEvenPermutationNum(corners_perm);

    int centers_perm_num = TablebaseHelpers.computeEvenPermutationNum(free_centers_perm);

    }

///////////////////////////////////////////////////////////////////////////////////////////////////

    if( mSolver==null )

      {

      mSolver = ImplementedTablebasesList.createUnpacked(ObjectType.DIAM_2);

      }

    return mSolver!=null ? mSolver.solution(index) : null;