text: # Autho : Salim Suprayogi
  # Ref   : freeCodeCamp.org ( youtube )
  
  
  def say_hi(nama, age):
      print("Hello " + nama + ", you are " + str(age))
  
  
  def cube(num):
      "return statement // give me some information"
      return num*num*num
  
  
  def max_num(num1, num2, num3):
      "if statement and camparisons"
      # mencari nilai maksimum dari num1 num2 num3
      if num1 >= num2 and num1 >= num3:
          return num1
      elif num2 >= num1 and num2 >= num3:
          return num2
      else:
          return num3
  
  
  if __name__ == "__main__":
      # def say_hi()
      """
      say_hi("Mike", 35)
      say_hi("Steve", 34)
      """
  
      # def cube
      """
      # print(cube(3))  # hasilnya none // jika tanpa return
      result = cube(4)
      print(result)
      """
      
      # def max_num
      """
      print(max_num(3, 4, 5)) # num3 max_num
      print(max_num(3, 40, 5)) # num2 max_num
      print(max_num(300, 4, 5)) # num1 max_num
      """
  