Sometimes you may need to collect data from players. This could be their scores, game statistics, feedback, survey answers or anything else. There are many ways...
Thanks, but it looks I missed something else... Now I get only score (10 in column B, column D is still empty)
EDIT!!!!
Wait, its working now! I think I published script without saving changes before :P I just saved changes and now everyting is ok :) Thanks again for this tutorial and quick answer!