/**** 
* Classes
****/ 
// Assets will be automatically created and loaded by the LK engine based on usage in the code.
// Block class for stackable game blocks
var Block = Container.expand(function () {
	var self = Container.call(this);
	// Attach a square asset to represent the block
	var blockGraphics = self.attachAsset('block', {
		width: 400,
		height: 100,
		color: 0xFFFFFF,
		shape: 'box',
		anchorX: 0.5,
		anchorY: 0.5
	});
});
// HeightIndicator class for the height indicator
var HeightIndicator = Container.expand(function () {
	var self = Container.call(this);
	// Attach a Text2 object to represent the height indicator
	var heightIndicatorText = new Text2('0', {
		size: 50,
		fill: "#ffffff"
	});
	self.addChild(heightIndicatorText);
	// Update method called every game tick
	self.update = function () {
		// Update the text to display the current height
		heightIndicatorText.setText(blocks.length);
	};
});
// Player class for the block that the player controls
var PlayerBlock = Container.expand(function () {
	var self = Container.call(this);
	// Attach a square asset to represent the player block
	var playerBlockGraphics = self.attachAsset('playerBlock', {
		width: 400,
		height: 100,
		color: 0xFFD700,
		shape: 'box',
		anchorX: 0.5,
		anchorY: 0.5
	});
	// Set initial speed for horizontal movement
	self.speed = 5;
	// Direction of movement, 1 for right, -1 for left
	self.direction = 1;
	// Update method called every game tick
	self.update = function () {
		// Move the player block left or right
		self.x += self.speed * self.direction;
		// Reverse direction when hitting screen bounds
		if (self.x <= 0 || self.x >= 2048) {
			self.direction *= -1;
		}
	};
});

/**** 
* Initialize Game
****/ 
var game = new LK.Game({
	backgroundColor: 0x000000 // Init game with black background
});

/**** 
* Game Code
****/ 
// Initialize height indicator
var heightIndicator = game.addChild(new HeightIndicator());
// Set initial position of the height indicator
heightIndicator.x = 1024; // Center of the screen
heightIndicator.y = 100; // Near the top
// Initialize player block
var playerBlock = game.addChild(new PlayerBlock());
// Set initial position of the player block
playerBlock.x = 1024; // Center of the screen
playerBlock.y = 2500; // Near the bottom
// Initialize an array to keep track of stacked blocks
var blocks = [];
// Function to add a new block to the stack
function addBlock() {
	var block = new Block();
	block.x = playerBlock.x; // Set the new block's position to the player block's current position
	block.y = playerBlock.y + playerBlock.height; // Position it under the player block
	blocks.push(block); // Add the new block to the array
	game.addChild(block); // Add the new block to the game
}
// Event listener for touch or mouse down to place the player block
game.down = function (x, y, obj) {
	addBlock(); // Add the current player block to the stack
};
// Update function called every game tick
game.update = function () {
	// Check if the stack has reached a certain height and end the game if it has
	if (blocks.length >= 20) {
		LK.showGameOver();
	}
	// Update the height indicator
	heightIndicator.update();
};
// Note: The game does not handle dynamic resizing, orientation changes, or provide pause functionality as per the LK engine's automatic handling.

===================================================================
--- original.js
+++ change.js
@@ -82,9 +82,9 @@
 // Function to add a new block to the stack
 function addBlock() {
 	var block = new Block();
 	block.x = playerBlock.x; // Set the new block's position to the player block's current position
-	block.y = playerBlock.y - playerBlock.height; // Position it on top of the last block
+	block.y = playerBlock.y + playerBlock.height; // Position it under the player block
 	blocks.push(block); // Add the new block to the array
 	game.addChild(block); // Add the new block to the game
 }
 // Event listener for touch or mouse down to place the player block