Basketball Shot Clock

Basketball shot clock supports:
*countdown timer
*reset to 24 seconds
*reset to 14 seconds
*stop and continue
*nice interface

How it works:
*tap on 24 second frame to start counting
*if you tap on 24 second frame while counting is in progress or done (0 second is reached), it will automatically be reset to new 24 second counting
*stop button stops counting, to continue you need to touch 24 second frame
*button 14 resets counter on 14th second, you need to tap on 24 second frame to start counting
*button 24 resets counter on 24th second, you need to tap on 24 second frame to start counting