Ecosyste.ms: Awesome

An open API service indexing awesome lists of open source software.

Awesome Lists | Featured Topics | Projects

https://github.com/quinnphil/advent-of-code-2024

Advent of Code 2024
https://github.com/quinnphil/advent-of-code-2024

Last synced: 27 days ago
JSON representation

Advent of Code 2024

Awesome Lists containing this project

README 

        
# Advent of Code 2024



### Puzzles  



⭐⭐ [Day 1: Historian Hysteria](https://adventofcode.com/2024/day/1)     

- two lists of numbers     

- P1: return sum of distance between sorted pairs  

- P2: return sum of number from first list multiplied by number  of times it appear in second list



⭐⭐ [Day 2: Red-Nosed Reports](https://adventofcode.com/2024/day/2)  

- input is list of reports - each report has multiple levels (integers)

- P1: determine safe reports by checking contiuning increase or decrease in levels  

- P2: determine safe reports by allowing at most one of the levels to be incorrect  



⭐⭐ [Day 3: Mull It Over](https://adventofcode.com/2024/day/3)  

- input is a contiuous string representing corrupt memory

- P1: find mul(a,b) pairs and calculate sum product 

- P2: find do() and don't() operators and only calculate sum product if in a do() state



⭐⭐ [Day 4: Ceres Search](https://adventofcode.com/2024/day/4)  

- input is a list of strings representing a word search grid

- P1: XMAS in any direction

- P2: find MAS in the shape of an X



⭐⭐ [Day 5: Print Queue](https://adventofcode.com/2024/day/8)  

- input:

  -  list of rules about page orders  

  -  list of updates with pages in order  

- P1: Find all updates with the correct page order 

- P2: Fix the incorrectly ordered pages



⭐⭐ [Day 6: Guard Gallivant](https://adventofcode.com/2024/day/6)  

- input:

  -  lab layout  

  -  guard position

- P1: Find distinct positions before guard leaves map

- P2: Find positions where obstacle could be added to cause loop



⭐⭐ [Day 7: Bridge Repair](https://adventofcode.com/2024/day/7)  

Synopsis:  

- input:

  - list of integer equations that are missing operators

- P1: Use addition and multiplication to determine valid equations

- P2: Use addition, multiplicatin and combination to determine valid equations



⭐⭐ [Day 8: Resonant Collinearity](https://adventofcode.com/2024/day/8)  

Synopsis:  

- input:

  - list of antanna positons

- P1: Determine antinodes

- P2: Find more antinodes



⭐⭐ [Day 9: Disk Fragmenter](https://adventofcode.com/2024/day/9)  

Synopsis:  

- input:

  - disk to defrag

- P1: Defrag using all available space

- P2: Defrag using continuous space only



⭐⭐ [Day 10: Hoof It](https://adventofcode.com/2024/day/10)  

Synopsis:  

- input:

  - x,y,h topology map

- P1: Find count trails that lead to trailhead

- P2: Determine trail rating for trailhead



⭐⭐ [Day 11: Plutonian Pebbles](https://adventofcode.com/2024/day/11)  

Synopsis:  

- input:

  - list of stones

- P1: Find number of stones after blinking 25 times

- P2: Find number of stones after blinking 75 times



### Links  

[Advent of Code 2024](https://adventofcode.com/2024)     

[Advent of Code 2024 - Private Leaderboard](https://adventofcode.com/2024/leaderboard/private)  

[Advent of Code 2024 - Personal Times](https://adventofcode.com/2024/leaderboard/self)  



[Github - Leftfish](https://github.com/Leftfish/Advent-of-Code-2023)



### Tweet

⭐⭐ Day 11: Plutonian Pebbles

https://adventofcode.com/2024/day/11



- P1: Count stoned after 25 blinks

- P2: Use function call caching to count stones after 75 blinks



P1: For each antenna pair - determine antinode position

P2: For each antenna pair - keep adding antinodes while within grid

#aoc2024 #python

Code: [needs tidyinging up]