In this episode I talk through my first technical question.

The question used is as follows:

There is a hallway with 100 closed doors. You walk down the hallway 100 times. As you pass by each door you open or close it if it is a multiple of that number. Is door 45 open or closed?

Visual here: https://youtu.be/jdKQNwp2p10

Notes for download: https://github.com/BackpackMedia/Code-Break/blob/master/ep2/E2-Door%20Status.pdf

To be on the show or suggest questions please email: [email protected]