<|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
In the following JavaScript function, edit the function body so that it returns the number stored in the variable 'currentNum' minus 5.
function subtractFive(currentNum) {
  // TODO
}<|im_end|>
<|im_start|>assistant
function subtractFive(currentNum) {
  return currentNum - 5;
}<|im_end|>
