Don't Tap The White Piano Tile

Watch your step, DON'T TOUCH ANY WHITE TILE. This is the core rule in this additive game.
Sounds easy, Everyone can handle it, but not everyone can handle it well. What about you?
There are Four modes in the game:
✪Classic mode, get 25/50 black tiles as soon as possible.
✪Arcade mode, try your best to tap the dark tiles as many as you can, and do not miss one.
✪Zen mode, try your best to tap the black tiles as many as you can in 15/30 seconds.
✪Bomb mode, try your best to esquive bombs.