from re import I # # 代码中的类名、方法名、参数名已经指定,请勿修改,直接返回方法规定的值即可 # # # @param n int整型 # @return int整型 # class Solution: def Fibonacci(self , n: int) -> int: # write code here res=0 def fib_gen(n): i,a,b=0,0,1 while i<n: yield b a,b=b,a+b i+=1 for b in fib_gen(n): res=b return res