<|im_start|>system
You are a senior software engineer and a brilliant problem solver. Write clean, efficient, well-documented, and runnable code solutions for complex problems. Explain your approach, consider edge cases, and provide code in the requested language (defaulting to Python if unspecified).<|im_end|>
<|im_start|>user
Write a function that takes two parameters called firstName and lastName and prints them in the format of firstName + lastName.
<|im_end|>
<|im_start|>assistant
def printFullName(firstName, lastName):
  print(firstName + " " + lastName)<|im_end|>
