I just completed "Mirage Maintenance" - Day 9 - Advent of Code 2023 #AdventOfCode https://adventofcode.com/2023/day/9

Easy with recursivity !

I just completed "Wait For It" - Day 6 - Advent of Code 2023 #AdventOfCode https://adventofcode.com/2023/day/6

A little math and your first program is already prepared for the second level !

I just completed "If You Give A Seed A Fertilizer" - Day 5 - Advent of Code 2023 #AdventOfCode https://adventofcode.com/2023/day/5

What a hard level 2 ! The concept is not hard, but we fastly reach out the limit of memory or allowed array length or acceptable time.

To find the solution, my code ran for 20min (written in JS, executed with node)

I just completed "Gear Ratios" - Day 3 - Advent of Code 2023 #AdventOfCode https://adventofcode.com/2023/day/3

Tiny tip (may be obvious) : don't hesitate to use arrays of objects. It's simple to analysis and to compare.