题解 | #兔子的数量#
兔子的数量
https://www.nowcoder.com/practice/8783056676de4396b0bf816a3561d62f
def rebit(n): if n==1: return 2 if n==2: return 3 else: return rebit(n-1)+rebit(n-2) m=int(input()) print(rebit(m))
兔子的数量
https://www.nowcoder.com/practice/8783056676de4396b0bf816a3561d62f
def rebit(n): if n==1: return 2 if n==2: return 3 else: return rebit(n-1)+rebit(n-2) m=int(input()) print(rebit(m))
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