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def moveTower(height, fromPole, toPole, withPole):
"""
>>> moveTower(3, 'A', 'B', 'C')
moving disk from A to B
moving disk from A to C
moving disk from B to C
moving disk from A to B
moving disk from C to A
moving disk from C to B
moving disk from A to B
"""
if height >= 1:
moveTower(height - 1, fromPole, withPole, toPole)
moveDisk(fromPole, toPole)
moveTower(height - 1, withPole, toPole, fromPole)
def moveDisk(fp, tp):
print("moving disk from", fp, "to", tp)
def main():
height = int(input("Height of hanoi: ").strip())
moveTower(height, "A", "B", "C")
if __name__ == "__main__":
main()