/**** 
* Plugins
****/ 
var tween = LK.import("@upit/tween.v1");

/**** 
* Classes
****/ 
var Circle = Container.expand(function () {
	var self = Container.call(this);
	var circleGraphics = self.attachAsset('circle', {
		anchorX: 0.5,
		anchorY: 0.5
	});
	self.rotationSpeed = 0.02;
	self.update = function () {
		self.rotation += self.rotationSpeed;
	};
	return self;
});
var Knife = Container.expand(function () {
	var self = Container.call(this);
	// Create knife blade
	var blade = self.attachAsset('knife', {
		anchorX: 0.5,
		anchorY: 0.5,
		rotation: Math.PI / 2
	});
	// Create knife handle
	var handle = self.attachAsset('handle', {
		anchorX: 0.5,
		anchorY: 0.5,
		y: 50,
		rotation: Math.PI / 2
	});
	self.isThrown = false;
	self.isStuck = false;
	self.speed = 40;
	self.targetDistance = 0;
	self.stuckAngle = 0;
	self.update = function () {
		if (self.isThrown && !self.isStuck) {
			self.y -= self.speed;
			// Check if knife reached the circle
			var distanceToCenter = Math.sqrt(Math.pow(self.x - circle.x, 2) + Math.pow(self.y - circle.y, 2));
			if (distanceToCenter <= 200) {
				self.stickToCircle();
			}
		} else if (self.isStuck) {
			// Rotate with the circle
			var angle = self.stuckAngle + circle.rotation;
			self.x = circle.x + Math.cos(angle) * self.targetDistance;
			self.y = circle.y + Math.sin(angle) * self.targetDistance;
			self.rotation = angle + Math.PI / 2;
		}
	};
	self.stickToCircle = function () {
		self.isStuck = true;
		var angle = Math.atan2(self.y - circle.y, self.x - circle.x);
		self.stuckAngle = angle - circle.rotation;
		self.targetDistance = Math.sqrt(Math.pow(self.x - circle.x, 2) + Math.pow(self.y - circle.y, 2));
		self.rotation = angle + Math.PI / 2;
		knivesStuck++;
		LK.setScore(knivesStuck);
		scoreText.setText('Knives: ' + knivesStuck + '/8');
		if (knivesStuck >= 8) {
			LK.showYouWin();
		}
		LK.getSound('hit').play();
	};
	return self;
});

/**** 
* Initialize Game
****/ 
var game = new LK.Game({
	backgroundColor: 0x2C3E50
});

/**** 
* Game Code
****/ 
var circle = game.addChild(new Circle());
circle.x = 1024;
circle.y = 1000;
var knives = [];
var knivesStuck = 0;
var canThrow = true;
// Score display
var scoreText = new Text2('Knives: 0/8', {
	size: 80,
	fill: 0xFFFFFF
});
scoreText.anchor.set(0.5, 0);
LK.gui.top.addChild(scoreText);
// Instructions
var instructionText = new Text2('Tap to throw knives!\nAvoid hitting existing knives!', {
	size: 60,
	fill: 0xFFFFFF
});
instructionText.anchor.set(0.5, 0.5);
instructionText.x = 1024;
instructionText.y = 400;
game.addChild(instructionText);
function checkKnifeCollisions(newKnife) {
	for (var i = 0; i < knives.length; i++) {
		var existingKnife = knives[i];
		if (existingKnife.isStuck && existingKnife !== newKnife) {
			var distance = Math.sqrt(Math.pow(newKnife.x - existingKnife.x, 2) + Math.pow(newKnife.y - existingKnife.y, 2));
			if (distance < 60) {
				return true;
			}
		}
	}
	return false;
}
game.down = function (x, y, obj) {
	if (canThrow && knivesStuck < 8) {
		var newKnife = new Knife();
		newKnife.x = 1024;
		newKnife.y = 2400;
		newKnife.isThrown = true;
		knives.push(newKnife);
		game.addChild(newKnife);
		canThrow = false;
		LK.getSound('throw').play();
		// Allow next throw after delay
		LK.setTimeout(function () {
			canThrow = true;
		}, 300);
	}
};
game.update = function () {
	// Check for knife collisions
	for (var i = 0; i < knives.length; i++) {
		var knife = knives[i];
		if (knife.isThrown && !knife.isStuck) {
			if (checkKnifeCollisions(knife)) {
				LK.effects.flashScreen(0xff0000, 1000);
				LK.showGameOver();
				return;
			}
		}
		// Remove knives that went off screen
		if (knife.y < -100 && !knife.isStuck) {
			knife.destroy();
			knives.splice(i, 1);
			i--;
		}
	}
	// Hide instructions after first throw
	if (knives.length > 0 && instructionText.alpha > 0) {
		tween(instructionText, {
			alpha: 0
		}, {
			duration: 1000
		});
	}
};

===================================================================
--- original.js
+++ change.js
@@ -34,9 +34,9 @@
 		rotation: Math.PI / 2
 	});
 	self.isThrown = false;
 	self.isStuck = false;
-	self.speed = 25;
+	self.speed = 40;
 	self.targetDistance = 0;
 	self.stuckAngle = 0;
 	self.update = function () {
 		if (self.isThrown && !self.isStuck) {