package Ġcom . example . android dev challenge Ċ Ċ import Ġcom . example . android dev challenge . base . Abs Activity Ċ import Ġcom . example . android dev challenge . ui . page . HomePage Ċ import Ġcom . example . android dev challenge . ui . page . Login Page Ċ import Ġcom . example . android dev challenge . ui . page . Welcome Page ĊĊ Ċ class ĠWelcome Activity Ġ: ĠAbs Activity ( Welcome Page ) Ċ Ċ class ĠLogin Activity Ġ: ĠAbs Activity ( Login Page ) Ċ Ċ class ĠHome Activity Ġ: ĠAbs Activity ( HomePage )