I've completed "Cafeteria" - Day 5 - Advent of Code 2025 adventofcode.com/2025/day/5 #AdventOfCode
Part 1: Just loop all ID and count the in-range.
Part 2: Sort the ranges by first and merge them; then sum the counts.
GitHub : github.com/NawaMan/AoC-20…
I've completed "Trash Compactor" - Day 6 - Advent of Code 2025 adventofcode.com/2025/day/6 #AdventOfCode
The solution involves cross access by columns and get answers by column.
GitHub: github.com/NawaMan/AoC-20…
I've completed "Laboratories" - Day 7 - Advent of Code 2025 adventofcode.com/2025/day/7 #AdventOfCode
Part 1: Compare position of beams from above levels and the splitters.
Part 2: DFS + memoization.
GitHub: github.com/NawaMan/AoC-20…
I just completed "Playground" - Day 8 - Advent of Code 2025 adventofcode.com/2025/day/8 #AdventOfCode
Use graph merge algorithm.
Part 1: only merge 10 connections
Part 2: merge until all junctions are connected.
GitHub: github.com/NawaMan/AoC-20…
I've completed Part One of "Movie Theater" - Day 9 - Advent of Code 2025 adventofcode.com/2025/day/9 #AdventOfCode
Finish part 1 .... Can't do part 2 :'(
I've completed "Reactor" - Day 11 - Advent of Code 2025 adventofcode.com/2025/day/11 #AdventOfCode
P1: DFS+cache by rack - count 1 when "out" or sum.
P1: DFS+cache by rack+dac+fft - count 1 when "out" + both flag or 0 or sum.
GitHub: github.com/NawaMan/AoC-20…
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