def move(n,a,b,c): if n==1: print(a,'-->',c) else: move(n-1,a,c,b) move(1,a,b,c) move(n-1,b,a,c) pass
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庞通同学
def move(n,a,b,c): if n==1: print(a,'-->',c) else: move(n-1,a,c,b) move(1,a,b,c) move(n-1,b,a,c) pass