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