View difference between Paste ID: q9A1X9vm and 3R530cVD

 @implementation ViewController
 
 - (void)viewDidLoad {
     [super viewDidLoad];
     // Do any additional setup after loading the view, typically from a nib.
 
     elapsed = 0;
     numOfSpeed = 120;
 
     UIButton *playBtn = [[UIButton alloc] initWithFrame:CGRectMake(200, 200, 50, 50)];
     [playBtn setTitle:@"Play" forState:UIControlStateNormal];
     playBtn.backgroundColor = UIColor.redColor;
     [playBtn addTarget:self action:@selector(playButton:) forControlEvents:UIControlEventTouchUpInside];
     [self.view addSubview:playBtn];
 
     UIButton *incrementBtn = [[UIButton alloc] initWithFrame:CGRectMake(250, 200, 50, 50)];
     [incrementBtn setTitle:@"+" forState:UIControlStateNormal];
     incrementBtn.backgroundColor = UIColor.redColor;
     [incrementBtn addTarget:self action:@selector(incrementButton:) forControlEvents:UIControlEventTouchUpInside];
     [self.view addSubview:incrementBtn];
 
     UIButton *decrementBtn = [[UIButton alloc] initWithFrame:CGRectMake(150, 200, 50, 50)];
     [decrementBtn  setTitle:@"-" forState:UIControlStateNormal];
     decrementBtn.backgroundColor = UIColor.redColor;
     [decrementBtn  addTarget:self action:@selector(decrementButton:) forControlEvents:UIControlEventTouchUpInside];
     [self.view addSubview:decrementBtn ];
 
     self.label = [[UILabel alloc] initWithFrame:CGRectMake(200, 300, 100, 100)];
     self.label.text = [NSString stringWithFormat:@"%.0f", numOfSpeed];
     self.label.backgroundColor = UIColor.blueColor;
     [self.view addSubview:_label];
 
     [self configureSwipeRecognizerWithDirection:UISwipeGestureRecognizerDirectionUp];
-    UISwipeGestureRecognizer *swipeLeft = [[UISwipeGestureRecognizer alloc] initWithTarget:self action:@selector(swipeToControlTheSpeedOfRhythm:)];
+    [self configureSwipeRecognizerWithDirection:UISwipeGestureRecognizerDirectionDown];
-    UISwipeGestureRecognizer *swipeRight = [[UISwipeGestureRecognizer alloc] initWithTarget:self action:@selector(swipeToControlTheSpeedOfRhythm:)];
+    [self configureSwipeRecognizerWithDirection:UISwipeGestureRecognizerDirectionLeft];
-    UISwipeGestureRecognizer *swipeUp = [[UISwipeGestureRecognizer alloc] initWithTarget:self action:@selector(swipeToControlTheSpeedOfRhythm:)];
+    [self configureSwipeRecognizerWithDirection:UISwipeGestureRecognizerDirectionRight];
-    UISwipeGestureRecognizer *swipeDown = [[UISwipeGestureRecognizer alloc] initWithTarget:self action:@selector(swipeToControlTheSpeedOfRhythm:)];
+
-    [swipeRight setDirection:UISwipeGestureRecognizerDirectionRight];
+
-    [swipeLeft setDirection:UISwipeGestureRecognizerDirectionLeft];
+
-    [swipeUp setDirection:UISwipeGestureRecognizerDirectionUp];
+}
-    [swipeDown setDirection:UISwipeGestureRecognizerDirectionDown];
+
-    [swipeLeft setNumberOfTouchesRequired:1];
+- (void)configureSwipeRecognizerWithDirection:(UISwipeGestureRecognizerDirection)direction {
-    [swipeRight setNumberOfTouchesRequired:1];
+    UISwipeGestureRecognizer * recognizer = [[UISwipeGestureRecognizer alloc] initWithTarget:self action:@selector(swipeToControlTheSpeedOfRhythm:)];
-    [swipeUp setNumberOfTouchesRequired:1];
+    recognizer.direction = direction;
-    [swipeDown setNumberOfTouchesRequired:1];
+    recognizer.numberOfTouchesRequired = 1;
-    [self.view addGestureRecognizer:swipeLeft];
+    [self.view addGestureRecognizer:recognizer];
-    [self.view addGestureRecognizer:swipeUp];
+