def move(n, a, b, c): if n == 1: print(a, '-->', c) else: move((n-1), a, c, b) print(a, '-->', c) move((n-1), b, a, c)
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wenyizhen
def move(n, a, b, c): if n == 1: print(a, '-->', c) else: move((n-1), a, c, b) print(a, '-->', c) move((n-1), b, a, c)