input: 
  def combine_strings_and_print():
      """
      Store the strings "Hello" and "World" in variables and print them on the same line.
      """
      string1 = "Hello"
      string2 = "World"
      print(string1 + " " + string2)
  
  # Example usage:
  # >>> combine_strings_and_print()
  # Hello World
  
output:     string1 = "Hello"
      string2 = "World"
      print(string1 + " " + string2)