2023-02 (really, this time) (#29)

* 2023-02 (really, this time)

* fmt

Author: JalonSolov

2023/02/JalonSolov.v

@@ -0,0 +1,65 @@
+import os
+
+const max_red = 12
+const max_green = 13
+const max_blue = 14
+
+lines := os.read_lines('cube.input')!
+
+mut sum_of_games := 0
+mut sum_of_powers := 0
+
+for l in lines {
+	game_num := l[5..].int()
+	draws := l[l.index(':')! + 1..].split(';').map(it.trim_space())
+	mut possible := true
+	mut min_red := 0
+	mut min_green := 0
+	mut min_blue := 0
+
+	for draw in draws {
+		cubes := draw.split(',').map(it.trim_space())
+
+		for cube in cubes {
+			num_cubes := cube.int()
+			cube_color := cube[cube.index(' ')! + 1..]
+
+			match cube_color {
+				'red' {
+					if num_cubes > max_red {
+						possible = false
+					}
+
+					if num_cubes > min_red {
+						min_red = num_cubes
+					}
+				}
+				'green' {
+					if num_cubes > max_green {
+						possible = false
+					}
+
+					if num_cubes > min_green {
+						min_green = num_cubes
+					}
+				}
+				'blue' {
+					if num_cubes > max_blue {
+						possible = false
+					}
+
+					if num_cubes > min_blue {
+						min_blue = num_cubes
+					}
+				}
+				else {}
+			}
+		}
+	}
+
+	sum_of_games += if possible { game_num } else { 0 }
+	sum_of_powers += min_red * min_green * min_blue
+}
+
+println('Part 1: ${sum_of_games}')
+println('Part 2: ${sum_of_powers}')

README.md

@@ -1,7 +1,6 @@
 # adventofcode
 
-A repository for solutions to [Advent of Code](https://adventofcode.com/about) puzzles,
-written in the [V](https://vlang.io/) language.
+A repository for V language solutions to [Advent of Code](https://adventofcode.com/about) puzzles.
 
 Initial layout:
 
@@ -16,26 +15,26 @@ your GitHub ID under the appropriate year/day subdir, and place all files there.
 
 ## Input file format
 
-1. Input file should end with file extension `.input`  
-2. Input file should be directly copied/pasted from AoC's example input with the following 
+1. Input file should end with file extension `.input`
+2. Input file should be directly copied/pasted from AoC's example input with the following
 standard:
-- - No whitespace trimming (see note 1)
-- - No additional empty line
-- - No personal-specific input allowed in example input file
-3. If there are multiple example inputs for different parts in a day, suffix different 
-input file with `-partX` where X is part number, then follow other citeria  
+    - No whitespace trimming (see Note 1 below)
+    - No additional empty line
+    - No personal-specific input allowed in example input file
+3. If there are multiple example inputs for different parts in a day, suffix each
+input file with `-partX` where X is part number, then follow other criteria
 4. Input file's name should relate to the corresponding AoC problem, for example: AoC 2022
 Day 7 relates to unix system's file system cmd operations, therefore, you should
-name it with`filesystem.input` or `cmd.input`
+name it `filesystem.input` or `cmd.input`
 
-Note 1: when you add .input files, please turn off the auto trimming
-functionality of your editor/IDE. Some solutions require the .input
+Note 1: when you add `.input` files, please turn off the auto trimming
+functionality of your editor/IDE. Some solutions require the `.input`
 files to have the exact same format that AoC uses, and trimming end
 lines may break them.
 
 Note 2: there is a small script that can be used to verify that all
 solutions continue to work with latest V versions. You can use it by
 running `v run verify.v` in the top folder of this repository.
-It will produce the necessary .out files for new solutions, and you
-can just commit them, so that the CI will check that there are no
+It will produce the necessary `.out` files for new solutions, and you
+can commit them so that the CI will check that there are no
 regressions.

known_outputs/2023/02/JalonSolov.out

@@ -0,0 +1,2 @@
+Part 1: 8
+Part 2: 2286