The shooting room paradox is a neat one.
Later your mother learns that you entered the room. How worried should she be? Extremely: About 90 percent of the people who played this game were shot.
... 90% once the game is over, but 0% if it's not yet, so it all depends on what other information is available to her, right?
That's what I thought, but no. Make the game last at most an hour with exponentially decreasing round lengths. Consider what happens if your mother watches you enter the room, then falls asleep for an hour.
This is the bimonthly 'What are you working On?' thread. Previous threads are here. So here's the question:
What are you working on?
Here are some guidelines: