===================================================================
--- original.js
+++ change.js
@@ -1,61 +1,69 @@
-/****
+/**** 
 * Classes
-****/
+****/ 
 // Enemy class representing the enemies
 var Enemy = Container.expand(function () {
-  var self = Container.call(this);
-  var enemyGraphics = self.attachAsset('enemy', {
-    anchorX: 0.5,
-    anchorY: 0.5
-  });
-  self.speed = 5;
-  self.update = function () {
-    self.y += self.speed;
-  };
+	var self = Container.call(this);
+	var enemyGraphics = self.attachAsset('enemy', {
+		anchorX: 0.5,
+		anchorY: 0.5
+	});
+	self.speed = 5;
+	self.update = function () {
+		self.y += self.speed;
+	};
 });
 //<Assets used in the game will automatically appear here>
 //<Write imports for supported plugins here>
 // Ninja class representing the player character
 var Ninja = Container.expand(function () {
-  var self = Container.call(this);
-  var ninjaGraphics = self.attachAsset('ninja', {
-    anchorX: 0.5,
-    anchorY: 0.5
-  });
-  self.speed = 10;
-  self.update = function () {
-    // Update logic for the ninja
-  };
-  self.dodge = function () {
-    // Logic for dodging obstacles
-  };
-  self.slice = function () {
-    // Logic for slicing through enemies
-  };
+	var self = Container.call(this);
+	var ninjaGraphics = self.attachAsset('ninja', {
+		anchorX: 0.5,
+		anchorY: 0.5
+	});
+	self.speed = 10;
+	self.update = function () {
+		// Update logic for the ninja
+		// Move left if the ninja is not at the left edge of the screen
+		if (self.x > 0) {
+			self.x -= self.speed;
+		}
+		// Move right if the ninja is not at the right edge of the screen
+		if (self.x < 2048) {
+			self.x += self.speed;
+		}
+	};
+	self.dodge = function () {
+		// Logic for dodging obstacles
+	};
+	self.slice = function () {
+		// Logic for slicing through enemies
+	};
 });
 // Obstacle class representing the obstacles
 var Obstacle = Container.expand(function () {
-  var self = Container.call(this);
-  var obstacleGraphics = self.attachAsset('obstacle', {
-    anchorX: 0.5,
-    anchorY: 0.5
-  });
-  self.update = function () {
-    // Update logic for the obstacle
-  };
+	var self = Container.call(this);
+	var obstacleGraphics = self.attachAsset('obstacle', {
+		anchorX: 0.5,
+		anchorY: 0.5
+	});
+	self.update = function () {
+		// Update logic for the obstacle
+	};
 });
 
-/****
+/**** 
 * Initialize Game
-****/
+****/ 
 var game = new LK.Game({
-  backgroundColor: 0x000000 //Init game with black background 
+	backgroundColor: 0x000000 //Init game with black background 
 });
 
-/****
+/**** 
 * Game Code
-****/
+****/ 
 // Initialize arrays to keep track of enemies and obstacles
 var enemies = [];
 var obstacles = [];
 // Create the ninja character and add to the game
@@ -63,66 +71,74 @@
 ninja.x = 2048 / 2;
 ninja.y = 2732 - 200;
 // Function to handle game updates
 game.update = function () {
-  // Update ninja
-  ninja.update();
-  // Update enemies
-  for (var i = enemies.length - 1; i >= 0; i--) {
-    var enemy = enemies[i];
-    enemy.update();
-    if (enemy.y > 2732) {
-      enemy.destroy();
-      enemies.splice(i, 1);
-    }
-  }
-  // Update obstacles
-  for (var j = obstacles.length - 1; j >= 0; j--) {
-    var obstacle = obstacles[j];
-    obstacle.update();
-    if (obstacle.y > 2732) {
-      obstacle.destroy();
-      obstacles.splice(j, 1);
-    }
-  }
-  // Check for collisions between ninja and enemies
-  for (var k = 0; k < enemies.length; k++) {
-    if (ninja.intersects(enemies[k])) {
-      // Handle collision with enemy
-      LK.effects.flashScreen(0xff0000, 1000);
-      LK.showGameOver();
-    }
-  }
-  // Check for collisions between ninja and obstacles
-  for (var l = 0; l < obstacles.length; l++) {
-    if (ninja.intersects(obstacles[l])) {
-      // Handle collision with obstacle
-      ninja.dodge();
-    }
-  }
+	// Update ninja
+	ninja.update();
+	// Update enemies
+	for (var i = enemies.length - 1; i >= 0; i--) {
+		var enemy = enemies[i];
+		enemy.update();
+		if (enemy.y > 2732) {
+			enemy.destroy();
+			enemies.splice(i, 1);
+		}
+	}
+	// Update obstacles
+	for (var j = obstacles.length - 1; j >= 0; j--) {
+		var obstacle = obstacles[j];
+		obstacle.update();
+		if (obstacle.y > 2732) {
+			obstacle.destroy();
+			obstacles.splice(j, 1);
+		}
+	}
+	// Check for collisions between ninja and enemies
+	for (var k = 0; k < enemies.length; k++) {
+		if (ninja.intersects(enemies[k])) {
+			// Handle collision with enemy
+			LK.effects.flashScreen(0xff0000, 1000);
+			LK.showGameOver();
+		}
+	}
+	// Check for collisions between ninja and obstacles
+	for (var l = 0; l < obstacles.length; l++) {
+		if (ninja.intersects(obstacles[l])) {
+			// Handle collision with obstacle
+			ninja.dodge();
+		}
+	}
 };
 // Function to spawn enemies
 function spawnEnemy() {
-  var enemy = new Enemy();
-  enemy.x = Math.random() * 2048;
-  enemy.y = -100;
-  enemies.push(enemy);
-  game.addChild(enemy);
+	var enemy = new Enemy();
+	enemy.x = Math.random() * 2048;
+	enemy.y = -100;
+	enemies.push(enemy);
+	game.addChild(enemy);
 }
 // Function to spawn obstacles
 function spawnObstacle() {
-  var obstacle = new Obstacle();
-  obstacle.x = Math.random() * 2048;
-  obstacle.y = -100;
-  obstacles.push(obstacle);
-  game.addChild(obstacle);
+	var obstacle = new Obstacle();
+	obstacle.x = Math.random() * 2048;
+	obstacle.y = -100;
+	obstacles.push(obstacle);
+	game.addChild(obstacle);
 }
 // Set intervals to spawn enemies and obstacles
 LK.setInterval(spawnEnemy, 2000);
 LK.setInterval(spawnObstacle, 3000);
 // Handle touch events for ninja actions
 game.down = function (x, y, obj) {
-  ninja.slice();
+	// If the touch event is on the left half of the screen, move the ninja to the left
+	if (x < 1024) {
+		ninja.speed = -10;
+	}
+	// If the touch event is on the right half of the screen, move the ninja to the right
+	else {
+		ninja.speed = 10;
+	}
 };
 game.up = function (x, y, obj) {
-  // Logic for when touch is released
+	// Stop the ninja's movement when the touch is released
+	ninja.speed = 0;
 };
\ No newline at end of file