welcome to the daily riddle #30! We want to combine steemit.com and steam.com, so you can win one steam game everyday.
Solve the riddle and grab the random steam game code.
Rules:
everyday a random Steam code is posted
one digit is left blank (indicated by "?")
if there are more than one "?" the digit is the same
the blank digit is a number between 0-9
guess the correct number first by activating it in your Steam account to get the free game
