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  1. def add(x, y):
  2.     return x + y
  3.  
  4. def subtract(x, y):
  5.     return x - y
  6.  
  7. def multiply(x, y):
  8.     return x * y
  9.  
  10. def divide(x, y):
  11.     if y == 0:
  12.         return "Error: Division by zero is not allowed"
  13.     else:
  14.         return x / y
  15.  
  16. print("Simple Calculator")
  17. print("1. Addition")
  18. print("2. Subtraction")
  19. print("3. Multiplication")
  20. print("4. Division")
  21.  
  22. choice = input("Enter your choice (1-4): ")
  23.  
  24. if choice in ['1', '2', '3', '4']:
  25.     num1 = float(input("Enter first number: "))
  26.     num2 = float(input("Enter second number: "))
  27.  
  28.     if choice == '1':
  29.         print(f"{num1} + {num2} = {add(num1, num2)}")
  30.     elif choice == '2':
  31.         print(f"{num1} - {num2} = {subtract(num1, num2)}")
  32.     elif choice == '3':
  33.         print(f"{num1} * {num2} = {multiply(num1, num2)}")
  34.     elif choice == '4':
  35.         print(f"{num1} / {num2} = {divide(num1, num2)}")
  36. else:
  37.     print("Invalid choice")
Success #stdin #stdout 0.02s 9188KB
comments (?)
stdin 
MK calculator
stdout 
Simple Calculator
1. Addition
2. Subtraction
3. Multiplication
4. Division
Enter your choice (1-4): Invalid choice
https://ideone.com/ZFERTa
language:
Python 3 nbc (python 3.7.3)
created:
5 days ago
visibility:
public

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