gistfile1.js

// Exercise 2 - Closures
//
// Wrap the following code in a closure and export only the "countdown" function.
//
// You're NOT ALLOWED TO CHANGE the existing code; you may only add code 
// on top and/or below it!
myClosure = (function() {

	var index;

	function log(){
	  console.log(index);
	}

	function iterate(){
	  log();
	  if(index>1) setTimeout(iterate, 1000);
	  index--;
	}

	function countdown(){
	  index = 10;
	  iterate();
	}

	return countdown;

}())