题解 | 兔子的数量
兔子的数量
https://www.nowcoder.com/practice/8783056676de4396b0bf816a3561d62f
def fun(n):
if n<10:
s=[0 for i in range(n)]
s[0]=2
s[1]=3
for i in range(2,n):
s[i]=s[i-1]+s[i-2]
return s[n-1]
n=int(input())
num=fun(n)
print(num)
兔子的数量
https://www.nowcoder.com/practice/8783056676de4396b0bf816a3561d62f
def fun(n):
if n<10:
s=[0 for i in range(n)]
s[0]=2
s[1]=3
for i in range(2,n):
s[i]=s[i-1]+s[i-2]
return s[n-1]
n=int(input())
num=fun(n)
print(num)
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