x, n = input().split()
x = float(x)
n = int(n)
xiang = x
sign = 1
x_mici = x
jiechen = 1.0
sin_x = xiang
for i in range(2, n + 1):
sign *= -1
x_mici *= x * x
jiechen *= (2 * i - 1) * (2 * i - 2)
xiang = sign * x_mici / jiechen
sin_x += xiang
print("%.8f" % sin_x)
为什么在python中不能运行啊
错误代码
C:\PycharmProjects\pythonProject1\venv\Scripts\python.exe C:\Users\z2603\PycharmProjects\pythonProject1\01.py
1
Traceback (most recent call last):
File "C:\Users\z2603\PycharmProjects\pythonProject1\01.py", line 1, in
x, n = input().split()
ValueError: not enough values to unpack (expected 2, got 0)