def __init__(self, n=3):
SearchProblem.__init__(self) # to placate pylint
self.goal = tuple([r for r in range(0, n * n)])
self.n = n
def __init__(self, n=3):
SearchProblem.__init__(self) # to placate pylint
self.goal = tuple([r for r in range(0, n * n)])
self.n = n