Advent of code

Advent of Code made by Eric Wastl is a programming challenge start from 1st December to 25th December every year since 2015. Each day has two puzzles that you can solve with your programming language of choice.

Table of contents

• Advent of code
  • Table of contents
  • 2015
    • Python solution for 2015
  • 2021
    • Python solution for 2021
    • Rust solution for 2021
  • 2022
    • Python solution for 2022
  • 2023
    • Rust solution for 2023
    • Python solution for 2023
  • 2024
    • Rust solution for 2024
    • Python solution for 2024
  • 2025
    • Python solution for 2025

2015

Python solution for 2015

🎄 Day 🎄	💻 Part 1 💻	💻 Part 2 💻
Day 01	Part-1	Part-2
Day 02	Part-1	Part-2
Day 03	Part-1	Part-2
Day 04	Part-1	Part-2
Day 05	Part-1	Part-2
Day 06	Part-1	Part-2

2021

Python solution for 2021

🎄 Day 🎄	💻 Part 1 💻	💻 Part 2 💻
Day 01	Part-1	Part-2
Day 02	Part-1	Part-2
Day 03	Part-1	Part-2
Day 04	Part-1	Part-2

Rust solution for 2021

🎄 Day 🎄	💻 Part 1 💻	💻 Part 2 💻
Day 01	Part-1	Part-2
Day 01	Part-1	Part-2
Day 01	Part-1	Part-2

2022

Python solution for 2022

🎄 Day 🎄	💻 Part 1 💻	💻 Part 2 💻
Day 01	Part-1	Part-2
Day 02	Part-1	Part-2
Day 03	Part-1	Part-2
Day 04	Part-1	Part-2
Day 05	Part-1	Part-2
Day 06	Part-1	Part-2
Day 07	Part-1	Part-2
Day 08	Part-1	Part-2

2023

Rust solution for 2023

🎄 Day 🎄	💻 Part 1 💻	💻 Part 2 💻
Day 01	Part-1	Part-2
Day 02	Part-1	Part-2
Day 03	Part-1	Part-2
Day 04	Part-1	Part-2
Day 05	Part-1	Part-2
Day 06	Part-1	Part-2

Python solution for 2023

🎄 Day 🎄	💻 Part 1 💻	💻 Part 2 💻
Day 01	Part-1	Part-2
Day 02	Part-1	Part-2
Day 03	Part-1	Part-2
Day 04	Part-1	Part-2
Day 05	Part-1	Part-2
Day 06	Part-1	Part-2
Day 07	Part-1	Part-2
Day 08	Part-1	Part-2
Day 09	Part-1	Part-2
Day 10	Part-1	Part-2
Day 11	Part-1	Part-2
Day 12	Part-1	Part-2
Day 13	Part-1	Part-2
Day 14	Part-1	Part-2
Day 15	Part-1	Part-2
Day 16	Part-1	Part-2
Day 17	Part-1	Part-2
Day 18	Part-1	Part-2
Day 19	Part-1	Part-2
Day 20	Part-1	Part-2
Day 21	Part-1	Part-2
Day 22	Part-1	Part-2
Day 23	Part-1	Part-2
Day 24	Part-1	Part-2
Day 25	Part-1	---

2024

Rust solution for 2024

Benchmark

Day	Part 1	Part 2
Day 1	81.5µs	98.6µs
Day 2	129.2µs	236.9µs
Day 3	275.3µs	300.6µs
Day 4	261.5µs	84.0µs
Day 5	252.1µs	294.2µs
Day 6	172.1µs	185.9ms
Day 7	1.3ms	344.6ms
Day 8	76.8µs	63.1µs
Day 9	131.5µs	513.7ms
Day 10	143.6µs	92.9µs
Day 11	127.5µs	5.3ms
Day 12	3.6ms	5.0ms
Day 13	7.1µs	7.6µs
Day 14	382.9µs	160.7ms
Day 15	273.0µs	454.1µs
Day 16	2.5ms	3.3ms
Day 17	2.6µs	181.9µs
Day 18	71.2µs	238.7µs
Day 19	2.2ms	167.5µs
Day 20	140.5ms	143.4ms
Day 21	766.0ns	796.0ns
Day 22	5.5ms	12.7ms
Day 23	17.2ms	107.0ms
Day 24	25.1µs	41.8µs
Day 25	1.5ms	-

Total: 1660.58ms

Python solution for 2024

🎄 Day 🎄	💻 Part 1 💻	💻 Part 2 💻
Day 01	Part-1	Part-2
Day 02	Part-1	Part-2
Day 03	Part-1	Part-2
Day 04	Part-1	Part-2
Day 05	Part-1	Part-2

2025

Python solution for 2025

🎄 Day 🎄	💻 Part 1 💻	💻 Part 2 💻
Day 01	Part-1	Part-2
Day 02	Part-1	Part-2
Day 03	Part-1	Part-2
Day 04	Part-1	Part-2
Day 05	Part-1	Part-2
Day 06	Part-1	Part-2
Day 07	Part-1	Part-2
Day 08	Part-1	Part-2
Day 09	Part-1	Part-2
Day 10	Part-1	Part-2
Day 11	Part-1	Part-2
Day 12	Part-1	Part-2