Suppose you are in a room with no windows, 2 doors, and 2 computers. One door leads to heaven and the other one leads to a very unpleasant place. You are to choose the door that leads to heaven. Now one computer always tells a lie and the other always tells the truth.
The rules of this game: you can ask one and only one question to one of the computers. You don’t know which computer tells the truth and which one always lies.
How are you going to choose which door to get to heaven?logic, math