2. Add achievement system to unlock achievement through specific level
3. Add game pause, return to the previous step and other functions
4. Fix known game bugs and optimize the game experience
Game update(1.4.2)
1. Increase the difficulty of the game, adjust levels 9, 10, 11 and 12, and remake levels 6, 8, 13 and 14. 2. Add the function of selecting level. 3. Add volume setting function. 4. Add UI interface such as game information introduction.
Update Description (1.3.6) (2019-06-02)
1. Add game music, audio setting function (press “M” key to open the setting interface, press “M” key again to close the interface)