advent-of-code

On day 23, we help the elves to plant saplings. ...

On Day 18, we have lava rain. ...

Day 15 challenges us to handle very large overlapping areas. ...

Day 14, we’re trapped in a cave that’s being filled in by sand. ...

On the twelfth day of advent, we do some hill-climbing. ...

Day 10 feels a little meta. We’re visualizing pixels on a CRT. ...

Day 08 has us counting trees, in two ways. ...

Day 7 involved parsing the output of a shell transcript. ...

In day 6, we’re looking for start of message markers in a series of bytes. ...

Day 2 was a rock-paper-scissors simulator, in an interestingly backwards sense. ...