closure challenge

Main.as

package 
{
	import flash.display.Sprite;
	import flash.events.Event;
	
	/**
	 * 1. What will be printed to the console (via the trace statement)?
	 * 2. What is the value of this inside of nested()
	 */
	public class Main extends Sprite 
	{
		public function Main():void 
		{
			push();
			print();
		}
		
		private var v:Vector.<Function> = new Vector.<Function>;
		
		public function push():void 
		{
			var i:int = 2;
			
			while (i--)
				v.push(nested);
			
			function nested(...rest):void 
			{
				var str:String = String(i + rest[0]);
				trace(str);
			}
		}
		
		public function print():void 
		{
			var f:Function;
			while (f = v.shift()) f.apply(this, [1]);
		}
	}
}