start day 3
README rename
day 15 part 1
Day 9 parts 1 and 2
9 wip sketch
Day 7 parts A and B
cleanup
7 part 1
more notes
Day 7 WIP
Part 6 solution (inefficient)
more crap for day 6 doubles are hard
Add crappy double math WIP for day 6
add note
add notes on day 6 part 2
Day 6 Part 1 (naive solution)
6 parsing
Day 4 parts 1 and 2 (finally)
rename 04 (not done)
trying harder on day 4