我对 Python 很陌生,但我想编写一个计算器。它适用于 sqrt 函数。每次我尝试计算一个数字的平方根时,我都会收到错误消息。我知道编写更好的计算器可能有上千种方法,但我真的很想知道我做错了什么以及如何解决这个问题。这是我的代码:
import math
no1 = float(input('Insert a number: '))
operator = input("Operator: ").upper()
result = no1
while operator != "=":
if (operator) == "-":
no2 = float(input('Insert next number: '))
result = result - no2
operator = input("Operator: ").upper()
elif (operator) == "/":
no2 = float(input('Insert next number: '))
result = result / no2
operator = input("Operator: ").upper()
elif (operator) == "+":
no2 = float(input('Insert next number: '))
result = result + no2
operator = input("Operator: ").upper()
elif (operator) == "*":
no2 = float(input('Insert next number: '))
result = result * no2
operator = input("Operator: ").upper()
elif (operator) == "^":
no2 = float(input('Insert next number: '))
result = math.pow(result,no2)
operator = input("Operator: ").upper()
elif (operator) == "sqrt":
result = math.sqrt(no1)
else:
print('Error!')
operator = "="
print(result)
非常感谢!