题解 | #斐波那契数列#
斐波那契数列
https://www.nowcoder.com/practice/ee5d403c1172487f8c7915b3c3d924c6
# 不用递归 只需要两个变量即可
input = int(input())
first = 1
sec = 1
for i in range(3, input+1):
first, sec =sec, first + sec
print(sec)
#斐波那契数列#斐波那契数列
https://www.nowcoder.com/practice/ee5d403c1172487f8c7915b3c3d924c6
# 不用递归 只需要两个变量即可
input = int(input())
first = 1
sec = 1
for i in range(3, input+1):
first, sec =sec, first + sec
print(sec)
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