编写函数实现输入整数N,计算前N项和S=1+1/2+2/3+3/5+5/8+7/13+9/21.....
时间: 2023-04-08 10:04:47 浏览: 191
好的,这个问题可以回答。以下是实现该功能的 Python 代码:
```python
def calculate_sum(n):
numerator = 1
denominator = 2
sum = 0
for i in range(n):
sum += numerator / denominator
numerator, denominator = denominator, numerator + denominator
return sum
n = int(input("请输入整数N:"))
print("前N项和为:", calculate_sum(n))
```
希望能够帮到你!
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