text: '''
  Collaborators: 
  Megan
  '''
  def add(num1,num2):
      return num1 + num2
  
  def subtract(num1,num2):
      return num1 - num2
  
  def multiply(num1,num2):
      return num1 * num2
  
  def divide(num1,num2):
      return num1 / num2
  
  option = int(input("Input 1 for addition, input 2 for subtraction, input 3 for multiplication, input 4 for division."))
  num1 = int(input("Input first number"))
  num2 = int(input("Input second number"))
  
  if option == (1):
      print(add(num1,num2))
          
  elif option == (2):
      print(subtract(num1,num2))
  
  elif option == (3):
      print(multiply(num1,num2))
         
  elif option == (4):
      print(divide(num1,num2))
         
  
  
  