Simple example SOLID application, without challenging libraly, that facilitates counting score at table tennis (ping-pong).
Include: short game(11 points), large game(21 points) and tie break.
Application also can mark pitcher in the game, and change it according to the ping-pong rules.
Results of games save into Database.
https://play.google.com/store/apps/details?id=monopolybankir.com.tennisscore
Alexey Gradov, [email protected]