题解 | Fibonacci
Fibonacci
https://www.nowcoder.com/practice/17ad6908e36a49f4b06ea96936e8bb25
p,q=0,1
n=int(input())
if n<2:print(n)
else:
for _ in range(n-1):p,q=q,p+q
print(q)
Fibonacci
https://www.nowcoder.com/practice/17ad6908e36a49f4b06ea96936e8bb25
p,q=0,1
n=int(input())
if n<2:print(n)
else:
for _ in range(n-1):p,q=q,p+q
print(q)
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