def __init__(self, grid: Grid, *args, **kwargs):
super().__init__(grid.n, *args, **kwargs)
self.grid = grid
self.black_cells = grid.get_black_cells()
self.numbered_cells = grid.get_numbered_cells()
def __init__(self, *args, **kwargs):
super().__init__(*args, **kwargs)
grid = Grid(9)
for r, c in [(1, 4), (1, 5), (2, 5), (5, 1), (5, 2), (6, 1)]:
grid.add_black_cell(r, c)
self.nclist = grid.get_numbered_cells()
