Cross Code for me. Ended up putting like 60 hours into it in about 3 weeks while in university and working part time. I could not put it down.

Don't solve just one, ask "what are the solutions to the problems listed here?" and get all of them at once.

In the small rural town I was in it was literally a dollar a gallon. People went to buy gas just to get out of the house since everything else was being closed down.