# AOC 2024

## todo (spoilers)
 15) reimplement to support wide rock
 16) add backtracking to find all viable paths
 17) find right input to make computer program output itself
 20) search in 20x20 grid for larger cheat jumps 
 21) dp for long keypad input sequence
 24) find the 4 swaps (8 wires) such that the adding machine works for all inputs