Day17 2021 in nim

2019/src/main/java/be/vandewalleh/aoc/Day01.java

@@ -2,7 +2,6 @@ package be.vandewalleh.aoc;
 
 import be.vandewalleh.aoc.utils.factory.Days;
 import be.vandewalleh.aoc.utils.input.Day;
-import be.vandewalleh.aoc.utils.input.Input;
 import be.vandewalleh.aoc.utils.input.Lines;
 
 @Day(1)
@@ -16,8 +15,8 @@ public class Day01 {
 
     private final int[] input;
 
-    public Day01(@Lines Input<int[]> input) {
+    public Day01(@Lines int[] input) {
-        this.input = input.getValue();
+        this.input = input;
     }
 
     private int fuel(int mass) {

2019/src/main/java/be/vandewalleh/aoc/Day02.java

@@ -4,7 +4,6 @@ import be.vandewalleh.aoc.intcode.IntCodeInterpreter;
 import be.vandewalleh.aoc.utils.factory.Days;
 import be.vandewalleh.aoc.utils.input.Csv;
 import be.vandewalleh.aoc.utils.input.Day;
-import be.vandewalleh.aoc.utils.input.Input;
 
 @Day(2)
 public class Day02 {
@@ -17,8 +16,8 @@ public class Day02 {
 
     private final int[] input;
 
-    public Day02(@Csv Input<int[]> input) {
+    public Day02(@Csv int[] input) {
-        this.input = input.getValue();
+        this.input = input;
     }
 
     private long runInterpreterWith(int noun, int verb) {

2019/src/main/java/be/vandewalleh/aoc/Day03.java

@@ -4,7 +4,6 @@ import be.vandewalleh.aoc.geometry.Direction2D;
 import be.vandewalleh.aoc.geometry.Point2D;
 import be.vandewalleh.aoc.utils.factory.Days;
 import be.vandewalleh.aoc.utils.input.Day;
-import be.vandewalleh.aoc.utils.input.Input;
 import be.vandewalleh.aoc.utils.input.Lines;
 
 import java.util.ArrayList;
@@ -23,9 +22,9 @@ public class Day03 {
     private final String[] wireA;
     private final String[] wireB;
 
-    public Day03(@Lines Input<List<String>> input) {
+    public Day03(@Lines List<String> input) {
-        this.wireA = input.getValue().get(0).split(",");
+        this.wireA = input.get(0).split(",");
-        this.wireB = input.getValue().get(1).split(",");
+        this.wireB = input.get(1).split(",");
     }
 
     private List<Point2D> path(String[] wire) {

2019/src/main/java/be/vandewalleh/aoc/Day04.java

@@ -2,7 +2,6 @@ package be.vandewalleh.aoc;
 
 import be.vandewalleh.aoc.utils.factory.Days;
 import be.vandewalleh.aoc.utils.input.Day;
-import be.vandewalleh.aoc.utils.input.Input;
 import be.vandewalleh.aoc.utils.input.Text;
 
 import java.util.Arrays;
@@ -21,8 +20,8 @@ public class Day04 {
     private final int min;
     private final int max;
 
-    public Day04(@Text Input<String> input) {
+    public Day04(@Text String input) {
-        var spl = input.getValue().split("-", 2);
+        var spl = input.split("-", 2);
         min = Integer.parseInt(spl[0]);
         max = Integer.parseInt(spl[1]);
     }

2019/src/main/java/be/vandewalleh/aoc/Day05.java

@@ -4,7 +4,6 @@ import be.vandewalleh.aoc.intcode.IntCodeInterpreter;
 import be.vandewalleh.aoc.utils.factory.Days;
 import be.vandewalleh.aoc.utils.input.Csv;
 import be.vandewalleh.aoc.utils.input.Day;
-import be.vandewalleh.aoc.utils.input.Input;
 
 @Day(5)
 public class Day05 {
@@ -17,8 +16,8 @@ public class Day05 {
 
     private final int[] input;
 
-    public Day05(@Csv Input<int[]> input) {
+    public Day05(@Csv int[] input) {
-        this.input = input.getValue();
+        this.input = input;
     }
 
     private Long part1() {

2019/src/main/java/be/vandewalleh/aoc/Day06.java

@@ -2,7 +2,6 @@ package be.vandewalleh.aoc;
 
 import be.vandewalleh.aoc.utils.factory.Days;
 import be.vandewalleh.aoc.utils.input.Day;
-import be.vandewalleh.aoc.utils.input.Input;
 import be.vandewalleh.aoc.utils.input.Lines;
 
 import java.util.*;
@@ -18,8 +17,8 @@ public class Day06 {
 
     private final List<String> input;
 
-    public Day06(@Lines Input<List<String>> input) {
+    public Day06(@Lines List<String> input) {
-        this.input = input.getValue();
+        this.input = input;
     }
 
     private final Map<String, String> reverseOrbits = new HashMap<>();

2019/src/main/java/be/vandewalleh/aoc/intcode/OpCode.java

@@ -1,7 +1,5 @@
 package be.vandewalleh.aoc.intcode;
 
-import java.util.Optional;
-
 public enum OpCode {
     Add(1, 3),
     Multiply(2, 3),

2020/src/main/kotlin/Day01.kt

@@ -1,13 +1,10 @@
 package be.vandewalleh.aoc.days
 
 import be.vandewalleh.aoc.utils.input.Day
-import be.vandewalleh.aoc.utils.input.Input
 import be.vandewalleh.aoc.utils.input.Lines
 
 @Day(1)
-class Day01(@Lines input: Input<IntArray>) {
+class Day01(@Lines val items: IntArray) {
-    private val items = input.value
-
     fun part1(): Int? {
         items.forEach { a ->
             items.forEach { b ->

2020/src/main/kotlin/Day02.kt

@@ -1,16 +1,15 @@
 package be.vandewalleh.aoc.days
 
 import be.vandewalleh.aoc.utils.input.Day
-import be.vandewalleh.aoc.utils.input.Input
 import be.vandewalleh.aoc.utils.input.Lines
 
 @Day(2)
-class Day02(@Lines input: Input<List<String>>) {
+class Day02(@Lines input: List<String>) {
     private data class PasswordEntry(val range: IntRange, val letter: Char, val password: String)
 
     private val regex = "^(\\d+)-(\\d+) ([a-z]): (.*)$".toRegex()
 
-    private val passwords = input.value.map {
+    private val passwords = input.map {
         val (_, min, max, letter, password) = regex.find(it)!!.groupValues
         PasswordEntry(min.toInt()..max.toInt(), letter[0], password)
     }

2020/src/main/kotlin/Day03.kt

@@ -1,15 +1,14 @@
 package be.vandewalleh.aoc.days
 
 import be.vandewalleh.aoc.utils.input.Day
-import be.vandewalleh.aoc.utils.input.Input
 import be.vandewalleh.aoc.utils.input.Lines
 
 @Day(3)
-class Day03(@Lines val input: Input<List<String>>) {
+class Day03(@Lines val input: List<String>) {
     private data class Slope(val x: Int, val y: Int)
 
     private fun findSlope(slope: Slope): Int {
-        val grid = input.value
+        val grid = input
         var trees = 0
         var x = 0
         var y = 0

2020/src/main/kotlin/Day04.kt

@@ -1,16 +1,15 @@
 package be.vandewalleh.aoc.days
 
 import be.vandewalleh.aoc.utils.input.Day
-import be.vandewalleh.aoc.utils.input.Input
 import be.vandewalleh.aoc.utils.input.Text
 
 private typealias Entry = Pair<String, String>
 private typealias Entries = List<Entry>
 
 @Day(4)
-class Day04(@Text val input: Input<String>) {
+class Day04(@Text val input: String) {
 
-    val entries = input.value.split("\n\n").map {
+    val entries = input.split("\n\n").map {
         it.split(" ", "\n").map { it.split(":").let { (k, v) -> k to v } }
     }
 

2020/src/main/kotlin/Day05.kt

@@ -1,13 +1,12 @@
 package be.vandewalleh.aoc.days
 
 import be.vandewalleh.aoc.utils.input.Day
-import be.vandewalleh.aoc.utils.input.Input
 import be.vandewalleh.aoc.utils.input.Lines
 
 @Day(5)
-class Day05(@Lines val input: Input<List<String>>) {
+class Day05(@Lines val input: List<String>) {
 
-    private val ids = input.value.map {
+    private val ids = input.map {
         it.replace("F", "0")
             .replace("B", "1")
             .replace("L", "0")

2020/src/main/kotlin/Day06.kt

@@ -1,14 +1,13 @@
 package be.vandewalleh.aoc.days
 
 import be.vandewalleh.aoc.utils.input.Day
-import be.vandewalleh.aoc.utils.input.Input
 import be.vandewalleh.aoc.utils.input.Text
 import org.eclipse.collections.impl.factory.primitive.CharBags
 
 @Day(6)
-class Day06(@Text val input: Input<String>) {
+class Day06(@Text val input: String) {
 
-    private val groups = input.value.split("\n\n")
+    private val groups = input.split("\n\n")
 
     fun part1() = groups.sumBy { it.replace("\n", "").toCharArray().toSet().size }
 

2020/src/main/kotlin/Day07.kt

@@ -1,7 +1,6 @@
 package be.vandewalleh.aoc.days
 
 import be.vandewalleh.aoc.utils.input.Day
-import be.vandewalleh.aoc.utils.input.Input
 import be.vandewalleh.aoc.utils.input.Lines
 import org.eclipse.collections.api.factory.Stacks
 import org.eclipse.collections.api.multimap.list.ImmutableListMultimap
@@ -9,7 +8,7 @@ import org.eclipse.collections.api.stack.MutableStack
 import org.eclipse.collections.impl.factory.Multimaps
 
 @Day(7)
-class Day07(@Lines val input: Input<List<String>>) {
+class Day07(@Lines val input: List<String>) {
 
     private data class Bag(val count: Int, val color: String)
 
@@ -21,7 +20,7 @@ class Day07(@Lines val input: Input<List<String>>) {
         val colorRegex = "^(\\w+ \\w+)".toRegex()
         val requirementRegex = "(\\d+) (\\w+ \\w+) bag".toRegex()
 
-        for (line in input.value) {
+        for (line in input) {
             val outerColor = colorRegex.find(line)!!.groupValues[1]
             for (match in requirementRegex.findAll(line)) {
                 val (_, count, color) = match.groupValues

2020/src/main/kotlin/Day08.kt

@@ -1,15 +1,14 @@
 package be.vandewalleh.aoc.days
 
 import be.vandewalleh.aoc.utils.input.Day
-import be.vandewalleh.aoc.utils.input.Input
 import be.vandewalleh.aoc.utils.input.Lines
 import org.eclipse.collections.impl.factory.primitive.IntLists
 import org.eclipse.collections.impl.factory.primitive.IntSets
 
 @Day(8)
-class Day08(@Lines val input: Input<List<String>>) {
+class Day08(@Lines val input: List<String>) {
 
-    private val instructions = input.value.map {
+    private val instructions = input.map {
         val words = it.split(" ")
         Instruction(Operation.valueOf(words[0].capitalize()), words[1].toInt())
     }.toTypedArray()

2020/src/main/kotlin/Day09.kt

@@ -1,19 +1,16 @@
 package be.vandewalleh.aoc.days
 
 import be.vandewalleh.aoc.utils.input.Day
-import be.vandewalleh.aoc.utils.input.Input
 import be.vandewalleh.aoc.utils.input.Lines
 
 @Day(9)
-class Day09(@Lines val input: Input<LongArray>) {
+class Day09(@Lines val input: LongArray) {
 
     private var part1Result = 0L
 
     fun part1(): Long? {
-        val longs = input.value
+        for (windowStart in 0 until input.size - 26) {
-
+            val last = input[windowStart + 25]
-        for (windowStart in 0 until longs.size - 26) {
-            val last = longs[windowStart + 25]
             if (!isValid(windowStart, last)) {
                 part1Result = last
                 return last
@@ -26,8 +23,8 @@ class Day09(@Lines val input: Input<LongArray>) {
     private fun isValid(windowStart: Int, last: Long): Boolean {
         for (i in windowStart until windowStart + 25) {
             for (j in windowStart + 1 until windowStart + 25) {
-                val f = input.value[i]
+                val f = input[i]
-                val s = input.value[j]
+                val s = input[j]
                 if (f + s == last && f != s) return true
             }
         }
@@ -37,10 +34,10 @@ class Day09(@Lines val input: Input<LongArray>) {
     fun part2(): Long {
         var size = 2
         while (true) {
-            for (startIndex in input.value.indices) {
+            for (startIndex in input.indices) {
-                val lastIndex = input.value.size - 1 - size
+                val lastIndex = input.size - 1 - size
                 if (startIndex + size > lastIndex) break
-                val slice = input.value.sliceArray(startIndex..startIndex + size)
+                val slice = input.sliceArray(startIndex..startIndex + size)
                 if (slice.sum() == part1Result) return slice.minOrNull()!! + slice.maxOrNull()!!
             }
             size++

2020/src/main/kotlin/Day10.kt

@@ -1,17 +1,16 @@
 package be.vandewalleh.aoc.days
 
 import be.vandewalleh.aoc.utils.input.Day
-import be.vandewalleh.aoc.utils.input.Input
 import be.vandewalleh.aoc.utils.input.Lines
 import org.eclipse.collections.api.list.primitive.MutableIntList
 import org.eclipse.collections.impl.factory.primitive.IntLists
 import org.eclipse.collections.impl.factory.primitive.IntLongMaps
 
 @Day(10)
-class Day10(@Lines val input: Input<IntArray>) {
+class Day10(@Lines val input: IntArray) {
 
     fun part1(): Int {
-        val sorted = IntLists.mutable.of(0, *input.value).apply {
+        val sorted = IntLists.mutable.of(0, *input).apply {
             sortThis()
             add(last + 3)
         }.toArray().toList()
@@ -28,7 +27,7 @@ class Day10(@Lines val input: Input<IntArray>) {
     }
 
     fun part2(): Long {
-        val sorted: MutableIntList = IntLists.mutable.of(*input.value).apply { sortThis() }
+        val sorted: MutableIntList = IntLists.mutable.of(*input).apply { sortThis() }
 
         val map = IntLongMaps.mutable.empty().apply {
             put(0, 1L)

2020/src/main/kotlin/Day11.kt

@@ -1,7 +1,6 @@
 package be.vandewalleh.aoc.days
 
 import be.vandewalleh.aoc.utils.input.Day
-import be.vandewalleh.aoc.utils.input.Input
 import be.vandewalleh.aoc.utils.input.Lines
 
 private typealias Seats = Array<CharArray>
@@ -25,9 +24,9 @@ private fun Seats.asGridString() = joinToString("\n") { it.joinToString("") }
 private fun Seats.countOccupied() = sumBy { it.count { it == '#' } }
 
 @Day(11)
-class Day11(@Lines val input: Input<List<String>>) {
+class Day11(@Lines val input: List<String>) {
 
-    private val seats: Seats = input.value.map { it.toCharArray() }.toTypedArray()
+    private val seats: Seats = input.map { it.toCharArray() }.toTypedArray()
 
     private val directions = listOf(
         -1 to -1,

2020/src/main/kotlin/Day12.kt

@@ -1,12 +1,11 @@
 package be.vandewalleh.aoc.days
 
 import be.vandewalleh.aoc.utils.input.Day
-import be.vandewalleh.aoc.utils.input.Input
 import be.vandewalleh.aoc.utils.input.Lines
 import kotlin.math.abs
 
 @Day(12)
-class Day12(@Lines val input: Input<List<String>>) {
+class Day12(@Lines val input: List<String>) {
 
     fun part1(): Int {
         var x = 0
@@ -15,7 +14,7 @@ class Day12(@Lines val input: Input<List<String>>) {
 
         val dirs = listOf("N", "E", "S", "W")
 
-        input.value.forEach {
+        input.forEach {
             val dir = it.take(1)
             val steps = it.drop(1).toInt()
 
@@ -49,7 +48,7 @@ class Day12(@Lines val input: Input<List<String>>) {
         var waypointX = 10
         var waypointY = -1
 
-        input.value.forEach {
+        input.forEach {
             val dir = it.take(1)
             val steps = it.drop(1).toInt()
 

2020/src/main/kotlin/Day13.kt

@@ -1,19 +1,18 @@
 package be.vandewalleh.aoc.days
 
 import be.vandewalleh.aoc.utils.input.Day
-import be.vandewalleh.aoc.utils.input.Input
 import be.vandewalleh.aoc.utils.input.Lines
 import kotlin.math.abs
 
 private data class Bus(val index: Int, val id: Long)
 
 @Day(13)
-class Day13(@Lines val input: Input<List<String>>) {
+class Day13(@Lines val input: List<String>) {
 
     fun part1(): Int {
-        val id = input.value[0].toInt()
+        val id = input[0].toInt()
 
-        val (busId, min) = input.value[1]
+        val (busId, min) = input[1]
             .splitToSequence(",")
             .filterNot { it == "x" }
             .map { it.toInt() }
@@ -28,7 +27,7 @@ class Day13(@Lines val input: Input<List<String>>) {
     private fun lcm(a: Long, b: Long): Long = a / gcd(a, b) * b
 
     fun part2(): Long {
-        val buses = input.value[1]
+        val buses = input[1]
             .splitToSequence(",")
             .mapIndexedNotNull { index, bus ->
                 if (bus == "x") null

2020/src/main/kotlin/Day14.kt

@@ -1,14 +1,13 @@
 package be.vandewalleh.aoc.days
 
 import be.vandewalleh.aoc.utils.input.Day
-import be.vandewalleh.aoc.utils.input.Input
 import be.vandewalleh.aoc.utils.input.Lines
 import kotlin.math.pow
 import org.eclipse.collections.impl.factory.primitive.IntObjectMaps
 import org.eclipse.collections.impl.factory.primitive.LongIntMaps
 
 @Day(14)
-class Day14(@Lines val input: Input<List<String>>) {
+class Day14(@Lines val input: List<String>) {
 
     private val memRe = "mem\\[(\\d+)] = (.*)$".toRegex()
 
@@ -19,7 +18,7 @@ class Day14(@Lines val input: Input<List<String>>) {
 
         var currentMask: String = ""
 
-        for (line in input.value) {
+        for (line in input) {
             if (line.startsWith("mask")) {
                 currentMask = line.removePrefix("mask = ")
             } else {
@@ -45,7 +44,7 @@ class Day14(@Lines val input: Input<List<String>>) {
 
         var currentMask = ""
 
-        for (line in input.value) {
+        for (line in input) {
             if (line[1] == 'a') {
                 currentMask = line.substring(7)
             } else {

2020/src/main/kotlin/Day15.kt

@@ -2,15 +2,14 @@ package be.vandewalleh.aoc.days
 
 import be.vandewalleh.aoc.utils.input.Csv
 import be.vandewalleh.aoc.utils.input.Day
-import be.vandewalleh.aoc.utils.input.Input
 import kotlin.math.abs
 import org.eclipse.collections.impl.factory.primitive.IntObjectMaps
 
 @Day(15)
-class Day15(@Csv val input: Input<IntArray>) {
+class Day15(@Csv val input: IntArray) {
 
     private fun run(until: Int): Int {
-        val start = input.value
+        val start = input
 
         val map = IntObjectMaps.mutable.empty<IntArray>()
 

2020/src/main/kotlin/Day16.kt

@@ -2,7 +2,6 @@ package be.vandewalleh.aoc.days
 
 import be.vandewalleh.aoc.utils.input.Day
 import be.vandewalleh.aoc.utils.input.Groups
-import be.vandewalleh.aoc.utils.input.Input
 import org.eclipse.collections.api.multimap.list.ListMultimap
 import org.eclipse.collections.api.multimap.list.MutableListMultimap
 import org.eclipse.collections.api.multimap.set.MutableSetMultimap
@@ -10,11 +9,11 @@ import org.eclipse.collections.impl.factory.Multimaps
 import org.eclipse.collections.impl.multimap.list.FastListMultimap
 
 @Day(16)
-class Day16(@Groups val input: Input<List<List<String>>>) {
+class Day16(@Groups val input: List<List<String>>) {
 
-    private val rangesGroup = input.value[0]
+    private val rangesGroup = input[0]
-    private val myTicket = input.value[1][1]
+    private val myTicket = input[1][1]
-    private val nearbyTicketsGroup = input.value[2].drop(1)
+    private val nearbyTicketsGroup = input[2].drop(1)
 
     private val rangeRe = "(\\d+)-(\\d+)".toRegex()
 

2020/src/main/kotlin/Day17.kt

@@ -1,7 +1,6 @@
 package be.vandewalleh.aoc.days
 
 import be.vandewalleh.aoc.utils.input.Day
-import be.vandewalleh.aoc.utils.input.Input
 import be.vandewalleh.aoc.utils.input.Lines
 
 private data class Point(val x: Int, val y: Int, val z: Int)
@@ -10,7 +9,7 @@ private data class Point4(val x: Int, val y: Int, val z: Int, val blah: Int)
 private enum class State { Active, Inactive }
 
 @Day(17)
-class Day17(@Lines val input: Input<List<String>>) {
+class Day17(@Lines val input: List<String>) {
 
     fun part1(): Int {
         val grid = parseGrid { x, y -> Point(x, y, 0) }
@@ -26,7 +25,7 @@ class Day17(@Lines val input: Input<List<String>>) {
 
     private fun <T> parseGrid(pointFactory: (x: Int, y: Int) -> T): MutableMap<T, State> {
         val grid = mutableMapOf<T, State>()
-        input.value.forEachIndexed { index, row ->
+        input.forEachIndexed { index, row ->
             row.forEachIndexed { col, char ->
                 val state = if (char == '#') State.Active else State.Inactive
                 grid[pointFactory(index, col)] = state

2020/src/main/kotlin/Day18.kt

@@ -1,7 +1,6 @@
 package be.vandewalleh.aoc.days
 
 import be.vandewalleh.aoc.utils.input.Day
-import be.vandewalleh.aoc.utils.input.Input
 import be.vandewalleh.aoc.utils.input.Lines
 import java.util.*
 import org.slf4j.Logger
@@ -19,10 +18,10 @@ private inline fun Logger.debug(msg: () -> Any) {
 }
 
 @Day(18)
-class Day18(@Lines val input: Input<List<String>>) {
+class Day18(@Lines val input: List<String>) {
 
     private val logger = LoggerFactory.getLogger("Day18")
-    private val lines = input.value.map { it.replace(" ", "") }
+    private val lines = input.map { it.replace(" ", "") }
 
     private fun parseGroups(line: String): Map<Int, List<IntRange>> {
         var depth = 0

2020/src/main/kotlin/Day19.kt

@@ -2,14 +2,12 @@ package be.vandewalleh.aoc.days
 
 import be.vandewalleh.aoc.utils.input.Day
 import be.vandewalleh.aoc.utils.input.Groups
-import be.vandewalleh.aoc.utils.input.Input
 import java.util.*
-import kotlin.collections.ArrayList
 
 @Day(19)
-class Day19(@Groups val input: Input<List<List<String>>>) {
+class Day19(@Groups val input: List<List<String>>) {
-    private val rules = input.value[0]
+    private val rules = input[0]
-    private val messages = input.value[1]
+    private val messages = input[1]
 
     sealed class Rule {
         data class CharRule(val value: Char) : Rule()

2020/src/main/kotlin/Day20.kt

@@ -5,16 +5,13 @@ import be.vandewalleh.aoc.days.geometry.gridOf
 import be.vandewalleh.aoc.days.geometry.transformations
 import be.vandewalleh.aoc.utils.input.Day
 import be.vandewalleh.aoc.utils.input.Groups
-import be.vandewalleh.aoc.utils.input.Input
-import java.util.*
-import kotlin.collections.ArrayList
 import kotlin.math.sqrt
 
 private typealias Tile = Grid<Char>
 
 @Day(20)
-class Day20(@Groups val input: Input<List<List<String>>>) {
+class Day20(@Groups val input: List<List<String>>) {
-    private val tiles: Map<Int, Tile> = input.value
+    private val tiles: Map<Int, Tile> = input
         .map { it[0].let { it.substring(5 until it.indexOf(':')).toInt() } to it.drop(1) }
         .associate { (id, tile) -> id to gridOf(tile) }
 

2020/src/main/kotlin/Day21.kt

@@ -1,15 +1,14 @@
 package be.vandewalleh.aoc.days
 
 import be.vandewalleh.aoc.utils.input.Day
-import be.vandewalleh.aoc.utils.input.Input
 import be.vandewalleh.aoc.utils.input.Lines
 import org.eclipse.collections.api.factory.Bags
 import org.eclipse.collections.api.multimap.set.MutableSetMultimap
 import org.eclipse.collections.impl.factory.Multimaps
 
 @Day(21)
-class Day21(@Lines val input: Input<List<String>>) {
+class Day21(@Lines val input: List<String>) {
-    private val foods = input.value.map { line ->
+    private val foods = input.map { line ->
         val parOpen = line.indexOf('(')
         val ingredients = line.substring(0 until parOpen - 1).split(" ")
         val allergens = line.substring(parOpen + 1 until line.length - 1).removePrefix("contains ").split(", ")

2020/src/main/kotlin/Day22.kt

@@ -2,14 +2,13 @@ package be.vandewalleh.aoc.days
 
 import be.vandewalleh.aoc.utils.input.Day
 import be.vandewalleh.aoc.utils.input.Groups
-import be.vandewalleh.aoc.utils.input.Input
 
 private data class PlayedGame(val a: List<Int>, val b: List<Int>)
 
 @Day(22)
-class Day22(@Groups val input: Input<List<List<String>>>) {
+class Day22(@Groups val input: List<List<String>>) {
-    private val one = input.value[0].drop(1).map { it.toInt() }
+    private val one = input[0].drop(1).map { it.toInt() }
-    private val two = input.value[1].drop(1).map { it.toInt() }
+    private val two = input[1].drop(1).map { it.toInt() }
 
     fun part1(): Long {
         val oneDeque = ArrayDeque(one)

2020/src/main/kotlin/Day23.kt

@@ -1,12 +1,11 @@
 package be.vandewalleh.aoc.days
 
 import be.vandewalleh.aoc.utils.input.Day
-import be.vandewalleh.aoc.utils.input.Input
 import be.vandewalleh.aoc.utils.input.Text
 
 @Day(23)
-class Day23(@Text val input: Input<String>) {
+class Day23(@Text val input: String) {
-    private val cups = input.value.toCharArray().map { it.toString().toInt() }
+    private val cups = input.toCharArray().map { it.toString().toInt() }
 
     private fun <T> ringSequence(head: Ring.Node<T>) = generateSequence(head) { it.next }
 

2020/src/main/kotlin/Day24.kt

@@ -1,14 +1,13 @@
 package be.vandewalleh.aoc.days
 
 import be.vandewalleh.aoc.utils.input.Day
-import be.vandewalleh.aoc.utils.input.Input
 import be.vandewalleh.aoc.utils.input.Lines
 import org.eclipse.collections.api.bag.Bag
 import org.eclipse.collections.api.bag.MutableBag
 import org.eclipse.collections.api.factory.Bags
 
 @Day(24)
-class Day24(@Lines val input: Input<List<String>>) {
+class Day24(@Lines val input: List<String>) {
 
     private data class HexPoint(val x: Int, val y: Int, val z: Int) {
         fun translate(other: HexPoint) = HexPoint(this.x + other.x, this.y + other.y, this.z + other.z)
@@ -31,7 +30,7 @@ class Day24(@Lines val input: Input<List<String>>) {
         .map { Direction.valueOf(it.toUpperCase()) }
         .toList()
 
-    private val tiles = input.value.map { parseTile(it) }.map {
+    private val tiles = input.map { parseTile(it) }.map {
         it.map { it.coordinates }.reduce { acc, ints -> acc.translate(ints) }
     }
 

2020/src/main/kotlin/Day25.kt

@@ -1,13 +1,12 @@
 package be.vandewalleh.aoc.days
 
 import be.vandewalleh.aoc.utils.input.Day
-import be.vandewalleh.aoc.utils.input.Input
 import be.vandewalleh.aoc.utils.input.Lines
 
 @Day(25)
-class Day25(@Lines val input: Input<IntArray>) {
+class Day25(@Lines val input: IntArray) {
-    private val doorPublicKey = input.value[0]
+    private val doorPublicKey = input[0]
-    private val cardPublicKey = input.value[1]
+    private val cardPublicKey = input[1]
 
     private fun encryptionKey(loopSize: Int, publicKey: Int) = transformSubjectNumber(loopSize, publicKey)
 

2020/src/main/kotlin/Main.kt

@@ -2,6 +2,6 @@ package be.vandewalleh.aoc.days
 
 import be.vandewalleh.aoc.utils.factory.createDay
 
-fun main() = with(createDay<Day25>()) {
+fun main() = with(createDay<Day15>()) {
     println(part1())
 }

2020/src/main/kotlin/geometry/GridTranformations.kt

@@ -1,7 +1,5 @@
 package be.vandewalleh.aoc.days.geometry
 
-import java.util.*
-
 private fun <T> ArrayList<T>.reversed(): ArrayList<T> {
     val out = ArrayList<T>(this.size)
     asReversed().forEach { out.add(it) }

2020/src/test/kotlin/Day01Test.kt

@@ -1,13 +1,12 @@
 package be.vandewalleh.aoc.days
 
-import io.micronaut.context.BeanContext
+import be.vandewalleh.aoc.utils.factory.createDay
-import io.micronaut.context.getBean
 import org.assertj.core.api.Assertions.assertThat
 import org.junit.jupiter.api.Test
 
 class Day01Test {
 
-    private val day = BeanContext.run().getBean<Day01>()
+    private val day = createDay<Day01>()
 
     @Test
     fun `part1 result`() {

2020/src/test/kotlin/Day03Test.kt

@@ -1,8 +1,8 @@
 package be.vandewalleh.aoc.days
 
-import be.vandewalleh.aoc.utils.input.Input
+import be.vandewalleh.aoc.utils.factory.createDay
-import be.vandewalleh.aoc.utils.input.createDay
 import org.assertj.core.api.Assertions.assertThat
+import org.junit.jupiter.api.Disabled
 import org.junit.jupiter.api.Nested
 import org.junit.jupiter.api.Test
 
@@ -22,7 +22,7 @@ class Day03Test {
             "#.##...#...",
             "#...##....#",
             ".#..#...#.#",
-        ).let { Input(it) }
+        )
 
         private val day03 = Day03(example)
 
@@ -43,11 +43,13 @@ class Day03Test {
         private val day03 = createDay<Day03>()
 
         @Test
+        @Disabled
         fun `part1 result`() {
             assertThat(day03.part1()).isEqualTo(294)
         }
 
         @Test
+        @Disabled
         fun `part2 result`() {
             assertThat(day03.part2()).isEqualTo(5774564250)
         }

2020/src/test/kotlin/Day04Test.kt

@@ -1,7 +1,6 @@
 package be.vandewalleh.aoc.days
 
 import be.vandewalleh.aoc.utils.factory.createDay
-import be.vandewalleh.aoc.utils.input.Input
 import org.assertj.core.api.Assertions.assertThat
 import org.junit.jupiter.api.Assertions
 import org.junit.jupiter.api.Nested
@@ -26,7 +25,6 @@ class Day04Test {
             hcl:#cfa07d eyr:2025 pid:166559648
             iyr:2011 ecl:brn hgt:59in
         """.trimIndent()
-            .let { Input(it) }
 
         private val day04 = Day04(example)
 
@@ -63,7 +61,7 @@ class Day04Test {
                 hgt:59cm ecl:zzz
                 eyr:2038 hcl:74454a iyr:2023
                 pid:3556412378 byr:2007
-            """.trimIndent().let { Input(it) }
+            """.trimIndent()
 
             assertThat(Day04(input).part2()).isEqualTo(0)
         }
@@ -83,7 +81,7 @@ class Day04Test {
                 eyr:2022
 
                 iyr:2010 hgt:158cm hcl:#b6652a ecl:blu byr:1944 eyr:2021 pid:093154719
-            """.trimIndent().let { Input(it) }
+            """.trimIndent()
 
             assertThat(Day04(input).part2()).isEqualTo(4)
         }

2020/src/test/kotlin/Day13Test.kt

@@ -1,6 +1,5 @@
 package be.vandewalleh.aoc.days
 
-import be.vandewalleh.aoc.utils.input.Input
 import org.assertj.core.api.Assertions.assertThat
 import org.junit.jupiter.params.ParameterizedTest
 import org.junit.jupiter.params.provider.CsvSource
@@ -20,7 +19,7 @@ class Day13Test {
     )
     @ParameterizedTest
     fun examples(buses: String, answer: Long) {
-        val input = Input(listOf("", buses))
+        val input = listOf("", buses)
         assertThat(Day13(input).part2()).isEqualTo(answer)
     }
 

2020/src/test/kotlin/Day18Test.kt

@@ -1,6 +1,5 @@
 package be.vandewalleh.aoc.days
 
-import be.vandewalleh.aoc.utils.input.Input
 import org.assertj.core.api.Assertions.assertThat
 import org.junit.jupiter.params.ParameterizedTest
 import org.junit.jupiter.params.provider.CsvSource
@@ -17,7 +16,7 @@ class Day18Test {
     ])
     @ParameterizedTest
     fun examplesPart2(input: String, output: Long) {
-        val day18 = Day18(Input(listOf(input)))
+        val day18 = Day18(listOf(input))
         assertThat(day18.part2()).isEqualTo(output)
     }
 }

2021/build.gradle.kts

@@ -1,18 +1,7 @@
 plugins {
-    id("kotlin-convention")
+    id("aoc")
-    kotlin("kapt")
 }
 
-dependencies {
+application {
-    implementation(project(":utils"))
+    mainClass.set("be.vandewalleh.aoc.days.MainKt")
-
-    kapt(Libs.Micronaut.processor)
-
-    implementation(Libs.Slf4J.api)
-    runtimeOnly(Libs.Slf4J.simple)
-
-    implementation(Libs.eclipseCollections)
-
-    testImplementation(Libs.Jmh.core)
-    kaptTest(Libs.Jmh.processor)
 }

2021/nim/17/example.txt

@@ -0,0 +1 @@
+target area: x=20..30, y=-10..-5

2021/nim/17/input.txt

@@ -0,0 +1 @@
+target area: x=139..187, y=-148..-89

2021/nim/17/main.nim

@@ -0,0 +1,42 @@
+import nre, strutils
+
+let
+    regex = re"x=(-?\d+)..(-?\d+), y=(-?\d+)..(-?\d+)"
+    data = readFile("input.txt")
+    captures = data.find(regex).get.captures
+    x1 = captures[0].parseInt()
+    x2 = captures[1].parseInt()
+    y1 = captures[2].parseInt()
+    y2 = captures[3].parseInt()
+    minX = min(x1, x2)
+    maxX = max(x1, x2)
+    minY = min(y1, y2)
+    maxY = max(y1, y2)
+
+proc land(dx: int, dy: int): int =
+    var dx = dx
+    var dy = dy
+    var x = 0
+    var y = 0
+    var high = y
+    while x < maxX and y > minY:
+        x += dx
+        y += dy
+        if dx > 0: dx -= 1
+        elif dx < 0: dx += 1
+        dy -= 1
+        high = max(high, y)
+        if x in minX..maxX and y in minY..maxY:
+            return high
+    return -1
+
+var high = 0
+var match = 0
+for x in -1000..1000:
+    for y in -1000..1000:
+        let res = land(x, y)
+        if res != -1: match += 1
+        high = max(res, high)
+
+echo(high)
+echo(match)

2021/src/main/kotlin/Counter.kt

@@ -0,0 +1,29 @@
+package be.vandewalleh.aoc.days
+
+class Counter<K> : Iterable<Map.Entry<K, Long>> {
+    private val map = HashMap<K, Long>()
+    operator fun get(key: K) = map[key] ?: 0L
+
+    operator fun set(key: K, count: Long) {
+        map[key] = count
+    }
+
+    operator fun set(key: K, count: Int) {
+        if (count == 0)
+            map.remove(key)
+        else
+            map[key] = count.toLong()
+    }
+
+    fun toMap() = map.toMap(HashMap())
+    override fun toString() = map.toString()
+
+    fun minValue() = map.minOf { it.value }
+    fun maxValue() = map.maxOf { it.value }
+
+    override fun iterator() = toMap().iterator()
+
+    companion object
+}
+
+operator fun <T> Counter.Companion.invoke(items: Iterable<T>) = Counter<T>().apply { items.forEach { this[it] += 1 } }

2021/src/main/kotlin/Day01.kt

@@ -1,14 +1,13 @@
 package be.vandewalleh.aoc.days
 
+import be.vandewalleh.aoc.utils.BaseDay
 import be.vandewalleh.aoc.utils.input.Day
-import be.vandewalleh.aoc.utils.input.Input
-import be.vandewalleh.aoc.utils.input.Lines
 
-@Day(1)
+@Day
-class Day01(@Lines input: Input<IntArray>) {
+class Day01 : BaseDay() {
-    private val items = input.value
+    private val items by lazy { input.lines.ints }
 
-    fun part1(): Int {
+    override fun part1(): Int {
         var count = 0
         for (i in 0 until items.size - 1) {
             if (items[i] < items[i + 1]) count++
@@ -16,7 +15,7 @@ class Day01(@Lines input: Input<IntArray>) {
         return count
     }
 
-    fun part2(): Int {
+    override fun part2(): Int {
         var count = 0
         for (i in 0 until items.size - 3) {
             val a = items.drop(i).take(3).sum()

2021/src/main/kotlin/Day02.kt

@@ -0,0 +1,40 @@
+package be.vandewalleh.aoc.days
+
+import be.vandewalleh.aoc.utils.BaseDay
+import be.vandewalleh.aoc.utils.input.Day
+
+@Day
+class Day02 : BaseDay() {
+    private val lines by lazy { input.lines.value.map { it.split(' ').let { it[0] to it[1].toInt() } } }
+
+    override fun part1(): Int {
+        var horizontalPosition = 0
+        var depth = 0
+        lines.forEach { (direction, value) ->
+            when (direction) {
+                "forward" -> horizontalPosition += value
+                "down" -> depth += value
+                "up" -> depth -= value
+            }
+        }
+        return horizontalPosition * depth
+    }
+
+    override fun part2(): Any {
+        var horizontalPosition = 0
+        var depth = 0
+        var aim = 0
+        lines.forEach { (direction, value) ->
+            when (direction) {
+                "forward" -> {
+                    horizontalPosition += value
+                    depth += aim * value
+                }
+                "down" -> aim += value
+                "up" -> aim -= value
+            }
+        }
+        return horizontalPosition * depth
+    }
+
+}

2021/src/main/kotlin/Day03.kt

@@ -0,0 +1,36 @@
+package be.vandewalleh.aoc.days
+
+import be.vandewalleh.aoc.utils.BaseDay
+import be.vandewalleh.aoc.utils.input.Day
+
+@Day
+class Day03 : BaseDay() {
+    override fun part1(): Int {
+        val moreOnes = input.lines.value[0].indices
+            .map { i -> input.lines.value.map { it[i] } }
+            .map { it.count { it == '1' } >= it.size / 2 }
+
+        val gamma = moreOnes.joinToString("") { if (it) "1" else "0" }.toInt(radix = 2)
+        val epsilon = moreOnes.joinToString("") { if (!it) "1" else "0" }.toInt(radix = 2)
+        return gamma * epsilon
+    }
+
+    override fun part2(): Any {
+        val o2 = findNumber(input.lines.value) { ones, zeros -> if (ones >= zeros) '1' else '0' }
+        val co2 = findNumber(input.lines.value) { ones, zeros -> if (zeros <= ones) '0' else '1' }
+        return o2 * co2
+    }
+
+    private fun findNumber(input: List<String>, keep: (Int, Int) -> Char): Int {
+        var numbers = input
+        for (i in this.input.lines.value[0].indices) {
+            if (numbers.size == 1) break
+            val eachCount = numbers.map { it[i] }.groupingBy { it }.eachCount()
+            val ones = eachCount['1'] ?: 0
+            val zeros = eachCount['0'] ?: 0
+            val maj = keep(ones, zeros)
+            numbers = numbers.filter { it[i] == maj }
+        }
+        return numbers[0].toInt(2)
+    }
+}

2021/src/main/kotlin/Day04.kt

@@ -0,0 +1,33 @@
+package be.vandewalleh.aoc.days
+
+import be.vandewalleh.aoc.utils.BaseDay
+import be.vandewalleh.aoc.utils.input.Day
+
+@Day
+class Day04 : BaseDay() {
+    private val numbers by lazy { input.lines.value[0].split(',').map { it.toInt() } }
+    private val boards by lazy {
+        input.text.split("\n\n")
+            .drop(1)
+            .map { it.lines().map { it.trim().split("\\s+".toRegex()).map { it.toInt() } } }
+    }
+
+    private val results by lazy { boards.map { playBoard(it) } }
+
+    override fun part1() = results.minByOrNull { it.first }!!.second
+    override fun part2() = results.maxByOrNull { it.first }!!.second
+
+    private fun playBoard(board: List<List<Int>>): Pair<Int, Int> {
+        for (round in numbers.indices) {
+            val usedNumbers = numbers.take(round)
+            for (line in board + board[0].indices.map { col -> board.map { it[col] } }) {
+                if (usedNumbers.containsAll(line)) {
+                    val unmarkedNumbers = board.flatten().toMutableSet().also { it.removeAll(usedNumbers) }
+                    return round to unmarkedNumbers.sum() * usedNumbers.last()
+                }
+            }
+        }
+        error("No wins")
+    }
+
+}

2021/src/main/kotlin/Day05.kt

@@ -0,0 +1,50 @@
+package be.vandewalleh.aoc.days
+
+import be.vandewalleh.aoc.utils.BaseDay
+import be.vandewalleh.aoc.utils.input.Day
+
+@Day
+class Day05 : BaseDay() {
+
+    data class Point(val x: Int, val y: Int)
+
+    private val re = "(\\d+),(\\d+) -> (\\d+),(\\d+)".toRegex()
+
+    private fun path(start: Point, end: Point): Sequence<Point> {
+        val dx = end.x.compareTo(start.x)
+        val dy = end.y.compareTo(start.y)
+        return generateSequence(start) {
+            if (it == end) null
+            else Point(it.x + dx, it.y + dy)
+        }
+    }
+
+    override fun part1(): Int {
+        val visited = HashMap<Point, Int>()
+        input.lines.value
+            .map {
+                re.find(it)!!.destructured.let { (x1, y1, x2, y2) ->
+                    Point(x1.toInt(), y1.toInt()) to Point(x2.toInt(), y2.toInt())
+                }
+            }
+            .filter { (start, end) -> start.x == end.x || start.y == end.y }
+            .flatMap { (start, end) -> path(start, end) }
+            .forEach { visited.compute(it) { _, value -> (value ?: 0) + 1 } }
+
+        return visited.values.count { it >= 2 }
+    }
+
+    override fun part2(): Int {
+        val visited = HashMap<Point, Int>()
+        input.lines.value
+            .map {
+                re.find(it)!!.destructured.let { (x1, y1, x2, y2) ->
+                    Point(x1.toInt(), y1.toInt()) to Point(x2.toInt(), y2.toInt())
+                }
+            }
+            .flatMap { (start, end) -> path(start, end) }
+            .forEach { visited.compute(it) { _, value -> (value ?: 0) + 1 } }
+
+        return visited.values.count { it >= 2 }
+    }
+}

2021/src/main/kotlin/Day06.kt

@@ -0,0 +1,27 @@
+package be.vandewalleh.aoc.days
+
+import be.vandewalleh.aoc.utils.BaseDay
+import be.vandewalleh.aoc.utils.input.Day
+
+@Day
+class Day06 : BaseDay() {
+    override fun part1() = run(80)
+    override fun part2() = run(256)
+
+    private fun run(days: Int): Long {
+        var fish = LongArray(9)
+        input.csv.ints.forEach { fish[it] = fish[it] + 1 }
+
+        var newFish: LongArray
+        for (day in 1..days) {
+            newFish = LongArray(9)
+            for (timer in 8 downTo 1) {
+                newFish[timer - 1] = fish[timer]
+            }
+            newFish[8] = fish[0]
+            newFish[6] = fish[0] + newFish[6]
+            fish = newFish
+        }
+        return fish.sum()
+    }
+}

2021/src/main/kotlin/Day07.kt

@@ -0,0 +1,28 @@
+package be.vandewalleh.aoc.days
+
+import be.vandewalleh.aoc.utils.BaseDay
+import be.vandewalleh.aoc.utils.input.Day
+import kotlin.math.abs
+
+@Day
+class Day07 : BaseDay() {
+
+    override fun part1(): Any {
+        val ints = input.csv.ints
+        return (ints.minOrNull()!!..ints.maxOrNull()!!).minOf { target -> ints.sumOf { abs(it - target) } }
+    }
+
+    private fun calc(position: Int, target: Int): Int {
+        val diff = abs(position - target)
+        var sum = 0
+        for (i in 1..diff) {
+            sum += diff - i + 1
+        }
+        return sum
+    }
+
+    override fun part2(): Any {
+        val ints = input.csv.ints
+        return (ints.minOrNull()!!..ints.maxOrNull()!!).minOf { target -> ints.sumOf { calc(it, target) } }
+    }
+}

2021/src/main/kotlin/Day08.kt

@@ -0,0 +1,49 @@
+package be.vandewalleh.aoc.days
+
+import be.vandewalleh.aoc.utils.BaseDay
+import be.vandewalleh.aoc.utils.input.Day
+
+@Day
+class Day08 : BaseDay() {
+
+    override fun part1() = input.lines.value
+        .map { it.split(" | ")[1].split(" ") }
+        .sumOf { it.count { it.length in setOf(2, 3, 4, 7) } }
+
+    override fun part2() = input.lines.value
+        .map { it.split(" | ").map { it.split(" ") } }
+        .sumOf { (pattern, digits) ->
+            val patterns = decodePatterns(pattern)
+            digits.map { patterns[it.sortChars()] }.joinToString("").toInt()
+        }
+
+    private fun decodePatterns(patterns: List<String>): Map<String, Int> {
+        val result = Array(10) { "" }
+
+        result[1] = patterns.single { it.length == 2 }
+        result[7] = patterns.single { it.length == 3 }
+        result[4] = patterns.single { it.length == 4 }
+        result[8] = patterns.single { it.length == 7 }
+
+        val frequency = patterns.flatMap { it.toCharArray().toList() }.groupBy { it }.mapValues { it.value.size }
+        val a = (result.letters(7) - result.letters(1)).first()
+        val b = frequency.findKey { it.value == 6 }
+        val c = frequency.findKey { it.value == 8 && it.key != a }
+        val d = frequency.findKey { it.value == 7 && it.key in result.letters(4) }
+        val e = frequency.findKey { it.value == 4 }
+        val f = frequency.findKey { it.value == 9 }
+
+        result[0] = patterns.find { it.length == 6 && d !in it }!!
+        result[2] = patterns.find { it.length == 5 && b !in it && f !in it }!!
+        result[3] = patterns.find { it.length == 5 && b !in it && e !in it }!!
+        result[5] = patterns.find { it.length == 5 && c !in it && e !in it }!!
+        result[6] = patterns.find { it.length == 6 && c !in it }!!
+        result[9] = patterns.find { it.length == 6 && e !in it }!!
+
+        return result.mapIndexed { index, value -> value.sortChars() to index }.toMap()
+    }
+
+    private fun Array<String>.letters(number: Int) = this[number].toCharArray().toSet()
+    private fun <K, V> Map<K, V>.findKey(predicate: (Map.Entry<K, V>) -> Boolean) = entries.find(predicate)!!.key
+    private fun String.sortChars() = toCharArray().sorted().joinToString("")
+}

2021/src/main/kotlin/Day09.kt

@@ -0,0 +1,36 @@
+package be.vandewalleh.aoc.days
+
+import be.vandewalleh.aoc.utils.BaseDay
+import be.vandewalleh.aoc.utils.input.Day
+
+private data class Point(val x: Int, val y: Int)
+private fun Point.adjacents() = listOf(copy(y = y - 1), copy(x = x + 1), copy(y = y + 1), copy(x = x - 1))
+
+@Day
+class Day09 : BaseDay() {
+
+    private val map by lazy {
+        input.lines.value.flatMapIndexed { y, line ->
+            line.mapIndexed { x, value -> Point(x, y) to value.digitToInt() }
+        }.filterNot { it.second == 9 }.toMap()
+    }
+
+    private val lows by lazy {
+        map.keys.filter { point -> point.adjacents().mapNotNull { map[it] }.all { it > map[point]!! } }
+    }
+
+    override fun part1() = lows.sumOf { map[it]!! + 1 }
+
+    override fun part2() = lows.map { low ->
+        val visited = HashSet<Point>().apply { add(low) }
+        generateSequence(hashSetOf(low)) {
+            it.asSequence()
+                .flatMap { it.adjacents() }
+                .filter { it in map }
+                .filterNot { it in visited }
+                .toHashSet()
+                .also { visited.addAll(it) }
+                .ifEmpty { null }
+        }.flatten().count()
+    }.sorted().takeLast(3).fold(1) { a, b -> a * b }
+}

2021/src/main/kotlin/Day10.kt

@@ -0,0 +1,56 @@
+package be.vandewalleh.aoc.days
+
+import be.vandewalleh.aoc.utils.BaseDay
+import be.vandewalleh.aoc.utils.input.Day
+
+@Day
+class Day10 : BaseDay() {
+    private val chunks = mapOf(
+        ')' to '(',
+        ']' to '[',
+        '>' to '<',
+        '}' to '{',
+    )
+
+    override fun part1(): Any {
+        val points = mapOf(
+            ')' to 3,
+            ']' to 57,
+            '}' to 1197,
+            '>' to 25137,
+        )
+        return input.lines.value.sumOf { line ->
+            val stack = mutableListOf<Char>()
+            for (char in line) {
+                if (char in chunks) {
+                    if (stack.last() == chunks[char]!!) stack.removeLast()
+                    else return@sumOf points[char]!!
+                } else {
+                    stack.add(char)
+                }
+            }
+            0
+        }
+    }
+
+    override fun part2(): Any {
+        val points = mapOf(
+            '(' to 1,
+            '[' to 2,
+            '{' to 3,
+            '<' to 4,
+        )
+        return input.lines.value.mapNotNull { line ->
+            val stack = mutableListOf<Char>()
+            for (char in line) {
+                if (char in chunks) {
+                    if (stack.last() == chunks[char]!!) stack.removeLast()
+                    else return@mapNotNull null
+                } else {
+                    stack.add(char)
+                }
+            }
+            stack.foldRight(0L) { char, score -> score * 5 + points[char]!! }
+        }.sorted().let { it[it.size / 2] }
+    }
+}

2021/src/main/kotlin/Day11.kt

@@ -0,0 +1,63 @@
+package be.vandewalleh.aoc.days
+
+import be.vandewalleh.aoc.utils.BaseDay
+import be.vandewalleh.aoc.utils.input.Day
+
+@Day
+class Day11 : BaseDay() {
+
+    private data class Point(val x: Int, val y: Int) {
+        fun adjacents() = listOf(
+            copy(y = y - 1),
+            copy(x = x + 1),
+            copy(y = y + 1),
+            copy(x = x - 1),
+            copy(y = y - 1, x = x - 1),
+            copy(x = x + 1, y = y + 1),
+            copy(y = y + 1, x = x - 1),
+            copy(x = x + 1, y = y - 1),
+        )
+    }
+
+    private val map by lazy {
+        input.lines.value.flatMapIndexed { y, line ->
+            line.mapIndexed { x, value -> Point(x, y) to value.digitToInt() }
+        }.toMap()
+    }
+
+    override fun part1(): Int {
+        val map = map.toMap(HashMap())
+        var count = 0
+        repeat(100) { count += step(map) }
+        return count
+    }
+
+    private fun step(map: HashMap<Point, Int>): Int {
+        map.keys.forEach { map[it] = map[it]!! + 1 }
+        val flashed = hashSetOf<Point>()
+        while (true) {
+            val count = map.entries.asSequence()
+                .filter { it.value > 9 }
+                .filter { it.key !in flashed }
+                .onEach { flashed += it.key }
+                .flatMap { it.key.adjacents() }
+                .filter { it in map }
+                .onEach { map[it] = map[it]!! + 1 }
+                .count()
+
+            if (count == 0) break
+        }
+
+        map.entries.filter { it.value > 9 }
+            .map { it.key }
+            .forEach { map[it] = 0 }
+
+        return flashed.size
+    }
+
+    override fun part2(): Int {
+        val map = map.toMap(HashMap())
+        repeat(10000) { if (step(map) == map.size) return it + 1 }
+        return -1
+    }
+}

2021/src/main/kotlin/Day12.kt

@@ -0,0 +1,57 @@
+package be.vandewalleh.aoc.days
+
+import be.vandewalleh.aoc.utils.BaseDay
+import be.vandewalleh.aoc.utils.input.Day
+
+@Day
+class Day12 : BaseDay() {
+
+    private val map by lazy {
+        HashMap<String, MutableSet<String>>().also { map ->
+            input.lines.value.map { it.split("-") }
+                .flatMap { (a, b) -> listOf(listOf(a, b), listOf(b, a)) }
+                .filter { (_, b) -> b != "start" }
+                .forEach { (a, b) -> map.computeIfAbsent(a) { HashSet() }.add(b) }
+        }
+    }
+
+    override fun part1(): Any {
+        val stack = map["start"]!!.map { listOf("start", it) }.toMutableList()
+
+        var i = 0
+        while (stack.isNotEmpty()) {
+            val path = stack.removeLast()
+            val node = path.last()
+            for (next in map[node]!!) {
+                when {
+                    next == "end" -> i++
+                    next[0].isUpperCase() -> stack.add(path + next)
+                    else -> if (next !in path) stack.add(path + next)
+                }
+            }
+        }
+        return i
+    }
+
+    override fun part2(): Any {
+        val stack = map["start"]!!.map { listOf("start", it) }.toMutableList()
+
+        var i = 0
+        while (stack.isNotEmpty()) {
+            val path = stack.removeLast()
+            val node = path.last()
+            for (next in map[node]!!) {
+                when {
+                    next == "end" -> i++
+                    next[0].isUpperCase() -> stack.add(path + next)
+                    else -> {
+                        val hasTwoSmallCaves = path.filter { it[0].isLowerCase() }
+                            .any { cur -> path.count { it == cur } == 2 }
+                        if (!hasTwoSmallCaves || next !in path) stack.add(path + next)
+                    }
+                }
+            }
+        }
+        return i
+    }
+}

2021/src/main/kotlin/Day13.kt

@@ -0,0 +1,44 @@
+package be.vandewalleh.aoc.days
+
+import be.vandewalleh.aoc.utils.BaseDay
+import be.vandewalleh.aoc.utils.input.Day
+
+@Day
+class Day13 : BaseDay() {
+    private data class Point(val x: Int, val y: Int)
+
+    override fun part1(): Int {
+        val (nums, folds) = input()
+        val (axis, value) = folds.first()
+        return nums.toSet().fold(axis, value.toInt()).size
+    }
+
+    private fun Set<Point>.fold(axis: String, value: Int) = if (axis == "x") {
+        val (left, right) = partition { it.x < value }
+        left.toSet() + right.map { it.copy(x = 2 * value - it.x) }
+    } else {
+        val (top, bottom) = partition { it.y < value }
+        top.toSet() + bottom.map { it.copy(y = 2 * value - it.y) }
+    }
+
+    override fun part2(): String {
+        val (nums, folds) = input()
+        val all = folds.fold(nums.toSet()) { all, (axis, value) -> all.fold(axis, value.toInt()) }
+        val res = StringBuilder()
+        for (y in 0..all.maxOf { it.y }) {
+            for (x in 0..all.maxOf { it.x }) {
+                if (Point(x, y) in all) res.append('#') else res.append(" ")
+            }
+            res.appendLine()
+        }
+
+        return res.toString()
+    }
+
+    private fun input(): Pair<List<Point>, List<List<String>>> {
+        val gr = input.text.split("\n\n")
+        val nums = gr[0].lines().map { it.split(",") }.map { (x, y) -> Point(x.toInt(), y.toInt()) }
+        val folds = "([xy])=(\\d+)".toRegex().findAll(gr[1]).map { it.groupValues.drop(1) }.toList()
+        return nums to folds
+    }
+}

2021/src/main/kotlin/Day14.kt

@@ -0,0 +1,30 @@
+package be.vandewalleh.aoc.days
+
+import be.vandewalleh.aoc.utils.BaseDay
+import be.vandewalleh.aoc.utils.input.Day
+
+@Day
+class Day14 : BaseDay() {
+
+    private fun run(step: Int): Long {
+        val template = input.lines.value.first()
+        val pairs = input.findAll("(\\S+) -> (\\S)").associate { it[0] to it[1] }
+        val polymer = Counter(template.windowed(2)) // {NN=1, NC=1, CB=1}
+        val counts = Counter(template.toCharArray().toList()) // {N=2, C=1, ...}
+
+        repeat(step) {
+            polymer.forEach { (pair, value) ->
+                val (left, right) = pairs[pair]!!.let { m -> pair[0] + m to m + pair[1] }
+                polymer[pair] -= value
+                polymer[left] += value
+                polymer[right] += value
+                counts[left[1]] += value
+            }
+        }
+
+        return counts.maxValue() - counts.minValue()
+    }
+
+    override fun part1() = run(10)
+    override fun part2() = run(40)
+}

2021/src/main/kotlin/Main.kt

@@ -1,7 +1,5 @@
 package be.vandewalleh.aoc.days
 
-import be.vandewalleh.aoc.utils.factory.createDay
+import be.vandewalleh.aoc.utils.runDay
 
-fun main() = with(createDay<Day01>()) {
+fun main() = runDay()
-    println(part2())
-}

2021/src/main/resources/day04.txt

@@ -0,0 +1,601 @@
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+ 6 70 69 55 40
+77 20 72 84 73
+34 35 38 98 76
+
+24 96 27 39  3
+54 26 12 65 60
+67 62 43 98 14
+15 95  2 82 33
+64 17 86  0 63

2021/src/main/resources/day05.txt

@@ -0,0 +1,500 @@
+217,490 -> 217,764
+44,270 -> 373,599
+440,139 -> 440,303
+161,663 -> 345,663
+848,963 -> 908,963
+299,207 -> 162,70
+77,346 -> 77,686
+693,743 -> 693,127
+96,459 -> 96,779
+864,39 -> 233,670
+58,79 -> 203,79
+158,596 -> 463,291
+633,293 -> 136,293
+656,474 -> 656,72
+148,754 -> 947,754
+535,780 -> 535,460
+821,701 -> 821,796
+592,200 -> 592,610
+620,786 -> 722,786
+632,731 -> 536,731
+825,640 -> 195,10
+956,547 -> 956,387
+25,32 -> 981,988
+870,613 -> 870,16
+369,780 -> 369,362
+348,924 -> 243,924
+28,114 -> 540,114
+702,690 -> 702,335
+836,442 -> 184,442
+602,11 -> 602,651
+76,988 -> 608,988
+15,922 -> 951,922
+363,18 -> 296,18
+130,580 -> 516,580
+799,335 -> 858,335
+571,842 -> 571,800
+684,654 -> 684,971
+815,674 -> 66,674
+575,612 -> 575,919
+652,126 -> 822,296
+391,493 -> 730,493
+810,479 -> 810,807
+397,420 -> 780,37
+187,740 -> 869,740
+175,626 -> 175,169
+773,901 -> 773,44
+45,130 -> 45,17
+226,253 -> 252,279
+481,928 -> 481,521
+121,506 -> 121,50
+306,386 -> 653,733
+115,635 -> 208,542
+619,67 -> 212,67
+82,79 -> 972,969
+15,20 -> 15,933
+606,136 -> 500,136
+791,250 -> 791,316
+128,931 -> 781,278
+11,365 -> 11,226
+705,326 -> 57,326
+778,632 -> 173,27
+121,624 -> 121,737
+30,815 -> 909,815
+18,114 -> 869,965
+554,741 -> 554,771
+284,826 -> 945,826
+386,654 -> 295,654
+235,848 -> 418,848
+536,59 -> 497,59
+156,922 -> 29,922
+57,718 -> 174,718
+964,774 -> 964,426
+729,950 -> 729,254
+896,117 -> 152,861
+603,919 -> 603,776
+176,472 -> 573,472
+25,970 -> 939,56
+478,482 -> 38,482
+155,936 -> 956,135
+351,621 -> 133,403
+513,323 -> 103,323
+679,167 -> 679,983
+910,456 -> 241,456
+16,266 -> 16,829
+338,791 -> 973,156
+564,73 -> 564,676
+196,800 -> 339,800
+15,776 -> 973,776
+719,134 -> 719,775
+730,692 -> 272,692
+247,770 -> 244,770
+853,720 -> 940,720
+685,379 -> 873,379
+944,647 -> 944,206
+67,974 -> 967,74
+828,194 -> 355,194
+596,522 -> 596,169
+677,970 -> 638,970
+587,427 -> 587,354
+804,488 -> 469,153
+355,653 -> 787,221
+798,873 -> 133,873
+565,798 -> 534,829
+239,273 -> 20,273
+942,138 -> 398,138
+499,743 -> 958,284
+913,466 -> 514,466
+504,705 -> 504,983
+455,863 -> 451,863
+638,255 -> 425,255
+338,724 -> 338,457
+147,880 -> 928,99
+11,955 -> 806,160
+566,961 -> 231,961
+870,560 -> 611,560
+714,925 -> 859,925
+484,946 -> 905,946
+112,394 -> 266,394
+191,728 -> 191,635
+983,806 -> 217,40
+575,286 -> 730,286
+366,323 -> 366,211
+383,990 -> 834,990
+834,976 -> 26,168
+819,492 -> 819,648
+257,522 -> 257,199
+756,176 -> 244,176
+165,199 -> 569,199
+896,943 -> 18,65
+986,642 -> 354,10
+864,381 -> 349,381
+177,982 -> 977,182
+458,254 -> 458,920
+550,322 -> 550,297
+956,748 -> 270,62
+412,305 -> 292,305
+201,571 -> 375,571
+608,139 -> 608,330
+646,718 -> 432,504
+449,325 -> 449,115
+315,971 -> 955,331
+248,143 -> 477,143
+956,858 -> 111,13
+776,608 -> 739,608
+44,842 -> 548,842
+590,487 -> 590,792
+978,127 -> 978,748
+620,948 -> 852,948
+67,403 -> 67,122
+340,256 -> 346,256
+803,58 -> 474,387
+876,448 -> 876,55
+78,288 -> 565,288
+235,80 -> 480,80
+949,880 -> 949,666
+529,734 -> 529,332
+780,973 -> 780,824
+900,279 -> 698,279
+290,438 -> 34,694
+766,569 -> 766,443
+729,690 -> 729,137
+72,938 -> 72,893
+960,563 -> 960,322
+669,293 -> 578,293
+396,388 -> 984,388
+675,694 -> 211,230
+152,743 -> 63,743
+203,660 -> 391,660
+582,806 -> 906,806
+698,837 -> 698,483
+869,320 -> 595,594
+283,817 -> 283,861
+919,926 -> 919,235
+16,64 -> 930,978
+980,25 -> 16,989
+181,890 -> 952,119
+877,731 -> 877,364
+130,55 -> 130,111
+30,298 -> 590,858
+134,933 -> 134,41
+711,853 -> 711,196
+123,206 -> 841,924
+130,585 -> 130,394
+161,952 -> 531,952
+455,830 -> 455,919
+612,817 -> 30,817
+461,474 -> 106,119
+511,100 -> 581,30
+263,550 -> 263,814
+976,973 -> 14,11
+749,876 -> 380,876
+731,226 -> 731,659
+630,682 -> 570,622
+914,780 -> 311,780
+975,274 -> 87,274
+328,957 -> 724,957
+357,950 -> 357,659
+466,580 -> 466,726
+854,425 -> 854,559
+39,106 -> 39,82
+675,711 -> 956,711
+204,117 -> 672,585
+867,101 -> 49,919
+849,88 -> 784,88
+394,249 -> 394,730
+865,188 -> 125,928
+316,918 -> 722,918
+781,336 -> 781,551
+821,826 -> 258,826
+597,273 -> 597,653
+726,266 -> 90,902
+701,701 -> 941,701
+105,401 -> 949,401
+890,486 -> 890,205
+651,409 -> 651,408
+450,88 -> 51,88
+29,478 -> 29,667
+676,293 -> 676,77
+380,773 -> 962,773
+253,836 -> 429,836
+833,706 -> 123,706
+689,167 -> 665,143
+375,540 -> 375,346
+867,222 -> 746,343
+99,832 -> 370,561
+133,349 -> 133,815
+950,981 -> 12,43
+195,466 -> 644,466
+84,876 -> 84,720
+128,237 -> 34,331
+872,947 -> 960,947
+641,220 -> 641,472
+489,950 -> 489,441
+508,513 -> 721,300
+394,137 -> 332,137
+456,672 -> 625,503
+65,463 -> 540,463
+207,745 -> 529,423
+948,888 -> 891,831
+39,642 -> 165,642
+20,228 -> 20,386
+706,50 -> 57,699
+66,736 -> 66,840
+944,450 -> 915,479
+697,988 -> 697,862
+987,969 -> 57,39
+64,813 -> 64,468
+814,85 -> 469,85
+667,749 -> 154,236
+755,337 -> 755,50
+536,185 -> 536,217
+732,48 -> 529,48
+33,578 -> 430,578
+511,658 -> 669,658
+294,352 -> 353,352
+109,937 -> 820,226
+465,346 -> 465,114
+878,965 -> 34,121
+259,933 -> 576,933
+240,750 -> 240,296
+567,633 -> 899,965
+29,609 -> 169,469
+962,532 -> 962,921
+443,875 -> 395,875
+831,584 -> 510,263
+859,35 -> 84,810
+829,285 -> 829,463
+486,661 -> 883,661
+371,672 -> 959,84
+722,532 -> 722,241
+49,216 -> 468,216
+308,343 -> 308,277
+183,626 -> 264,545
+748,611 -> 356,611
+67,85 -> 925,943
+726,972 -> 726,272
+841,222 -> 841,867
+597,250 -> 813,250
+20,631 -> 555,631
+803,846 -> 589,632
+276,654 -> 222,708
+400,952 -> 672,952
+939,173 -> 534,173
+638,316 -> 638,935
+578,120 -> 578,101
+54,457 -> 723,457
+904,713 -> 904,721
+902,180 -> 99,983
+590,426 -> 174,10
+740,975 -> 309,975
+84,242 -> 803,961
+28,667 -> 362,333
+73,703 -> 73,354
+902,26 -> 902,365
+602,455 -> 578,431
+339,686 -> 339,846
+764,444 -> 311,444
+780,535 -> 862,453
+333,127 -> 911,127
+451,296 -> 451,832
+849,681 -> 849,580
+309,672 -> 309,913
+339,411 -> 147,411
+907,478 -> 974,545
+444,753 -> 855,342
+642,285 -> 683,244
+307,633 -> 751,633
+292,128 -> 767,603
+969,92 -> 647,414
+80,120 -> 942,982
+886,810 -> 740,810
+205,846 -> 168,846
+878,230 -> 72,230
+186,822 -> 628,822
+472,66 -> 472,609
+251,753 -> 129,753
+575,959 -> 102,959
+582,194 -> 858,194
+43,986 -> 43,589
+355,402 -> 751,402
+982,292 -> 86,292
+329,966 -> 329,379
+475,291 -> 475,924
+625,70 -> 625,350
+358,467 -> 981,467
+319,700 -> 736,283
+657,247 -> 654,247
+450,803 -> 450,497
+812,15 -> 812,425
+649,160 -> 377,160
+684,491 -> 690,491
+925,429 -> 772,429
+138,91 -> 883,91
+602,121 -> 774,293
+700,531 -> 451,531
+250,216 -> 800,766
+550,784 -> 289,784
+53,759 -> 228,759
+678,310 -> 645,343
+147,70 -> 171,46
+130,653 -> 130,103
+292,640 -> 731,640
+797,762 -> 618,762
+154,75 -> 964,885
+222,523 -> 557,523
+989,103 -> 989,964
+335,61 -> 422,61
+782,954 -> 160,332
+82,929 -> 82,528
+732,540 -> 635,637
+950,362 -> 798,362
+415,566 -> 916,566
+588,446 -> 743,291
+495,46 -> 495,435
+913,561 -> 303,561
+788,902 -> 788,698
+81,783 -> 715,149
+867,990 -> 867,558
+145,919 -> 145,725
+850,861 -> 727,861
+535,129 -> 535,496
+922,772 -> 922,917
+882,559 -> 672,349
+496,80 -> 496,948
+915,244 -> 516,643
+633,461 -> 748,461
+899,341 -> 677,341
+66,981 -> 878,169
+68,24 -> 984,940
+12,880 -> 23,869
+779,514 -> 779,752
+878,641 -> 949,641
+264,919 -> 229,919
+213,281 -> 213,196
+538,149 -> 538,278
+184,478 -> 364,298
+301,136 -> 923,758
+559,266 -> 559,986
+384,37 -> 384,558
+815,529 -> 800,514
+33,80 -> 624,80
+561,261 -> 215,607
+169,944 -> 169,921
+673,42 -> 164,42
+820,977 -> 424,581
+816,29 -> 802,29
+374,924 -> 121,671
+962,555 -> 426,19
+982,199 -> 860,77
+334,62 -> 359,62
+960,785 -> 260,85
+681,280 -> 860,280
+184,925 -> 184,30
+332,398 -> 858,924
+405,270 -> 218,270
+261,846 -> 29,614
+591,941 -> 591,716
+313,502 -> 313,637
+930,259 -> 779,259
+432,15 -> 566,149
+51,182 -> 223,182
+603,536 -> 603,281
+139,703 -> 825,17
+965,22 -> 55,932
+389,608 -> 771,608
+209,617 -> 923,617
+769,672 -> 769,236
+163,717 -> 638,717
+801,604 -> 136,604
+974,881 -> 110,17
+187,226 -> 929,968
+430,949 -> 473,949
+899,279 -> 899,224
+964,806 -> 964,876
+635,190 -> 349,190
+142,656 -> 142,216
+740,814 -> 35,109
+588,956 -> 534,956
+107,968 -> 707,968
+787,639 -> 787,50
+964,491 -> 964,148
+30,70 -> 30,323
+30,905 -> 806,129
+592,419 -> 91,419
+73,87 -> 973,987
+540,683 -> 540,139
+422,107 -> 422,90
+935,74 -> 935,590
+728,566 -> 188,26
+839,313 -> 839,620
+723,898 -> 723,719
+679,814 -> 679,617
+203,633 -> 417,633
+36,812 -> 546,302
+112,316 -> 598,802
+798,773 -> 989,964
+914,69 -> 520,69
+213,556 -> 213,19
+795,516 -> 795,220
+348,803 -> 664,803
+910,861 -> 238,189
+633,691 -> 594,691
+96,166 -> 96,60
+278,848 -> 854,272
+64,370 -> 64,815
+386,196 -> 386,222
+888,330 -> 888,834
+166,482 -> 37,482
+594,283 -> 594,865
+515,267 -> 515,448
+707,279 -> 239,747
+302,745 -> 302,268
+210,830 -> 885,155
+592,180 -> 592,324
+245,154 -> 245,613
+607,954 -> 545,954
+854,951 -> 19,116
+77,878 -> 963,878
+759,585 -> 759,892
+750,918 -> 750,130
+62,716 -> 329,983
+785,880 -> 785,590
+318,794 -> 318,599
+403,547 -> 719,863
+742,803 -> 742,937
+680,579 -> 680,425
+268,404 -> 826,962
+425,959 -> 710,959
+406,823 -> 976,253
+359,361 -> 165,361
+276,861 -> 657,480
+74,260 -> 743,929
+194,129 -> 194,651
+879,835 -> 65,21
+16,977 -> 980,13
+538,525 -> 624,439
+985,789 -> 985,510
+699,850 -> 560,711
+301,48 -> 477,224
+28,938 -> 905,61
+844,530 -> 793,530
+286,325 -> 936,975
+368,122 -> 677,431
+924,153 -> 924,774
+783,498 -> 783,148
+250,392 -> 578,392
+465,345 -> 573,345
+860,763 -> 860,40
+373,226 -> 599,226
+169,562 -> 169,292
+408,123 -> 569,123
+510,396 -> 733,396
+199,20 -> 199,770
+892,631 -> 237,631
+671,863 -> 705,863
+141,530 -> 141,630
+467,159 -> 367,159
+729,501 -> 255,975
+578,871 -> 578,225
+821,363 -> 821,820

2021/src/main/resources/day06.txt

@@ -0,0 +1 @@
+1,1,3,1,3,2,1,3,1,1,3,1,1,2,1,3,1,1,3,5,1,1,1,3,1,2,1,1,1,1,4,4,1,2,1,2,1,1,1,5,3,2,1,5,2,5,3,3,2,2,5,4,1,1,4,4,1,1,1,1,1,1,5,1,2,4,3,2,2,2,2,1,4,1,1,5,1,3,4,4,1,1,3,3,5,5,3,1,3,3,3,1,4,2,2,1,3,4,1,4,3,3,2,3,1,1,1,5,3,1,4,2,2,3,1,3,1,2,3,3,1,4,2,2,4,1,3,1,1,1,1,1,2,1,3,3,1,2,1,1,3,4,1,1,1,1,5,1,1,5,1,1,1,4,1,5,3,1,1,3,2,1,1,3,1,1,1,5,4,3,3,5,1,3,4,3,3,1,4,4,1,2,1,1,2,1,1,1,2,1,1,1,1,1,5,1,1,2,1,5,2,1,1,2,3,2,3,1,3,1,1,1,5,1,1,2,1,1,1,1,3,4,5,3,1,4,1,1,4,1,4,1,1,1,4,5,1,1,1,4,1,3,2,2,1,1,2,3,1,4,3,5,1,5,1,1,4,5,5,1,1,3,3,1,1,1,1,5,5,3,3,2,4,1,1,1,1,1,5,1,1,2,5,5,4,2,4,4,1,1,3,3,1,5,1,1,1,1,1,1

2021/src/main/resources/day07.txt

@@ -0,0 +1 @@
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2021/src/main/resources/day08.txt

@@ -0,0 +1,200 @@
+ecfdbg decfba aegd fdcag fagecd gd gcafb efdac cbgeafd dfg | bgacf afdebc fceda cabfg
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2021/src/main/resources/day10.txt

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2021/src/main/resources/day11.txt

@@ -0,0 +1,10 @@
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2021/src/main/resources/day12.txt

@@ -0,0 +1,23 @@
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2021/src/main/resources/day13.txt

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+
+fold along x=655
+fold along y=447
+fold along x=327
+fold along y=223
+fold along x=163
+fold along y=111
+fold along x=81
+fold along y=55
+fold along x=40
+fold along y=27
+fold along y=13
+fold along y=6

2021/src/main/resources/day14.txt

@@ -0,0 +1,102 @@
+PHVCVBFHCVPFKBNHKNBO
+
+HK -> F
+VN -> S
+NB -> F
+HF -> B
+CK -> N
+VP -> B
+HO -> P
+NH -> N
+CC -> N
+FC -> P
+OK -> S
+OO -> P
+ON -> C
+VF -> B
+NN -> O
+KS -> P
+FK -> K
+HB -> V
+SH -> O
+OB -> K
+PB -> V
+BO -> O
+NV -> K
+CV -> H
+PH -> H
+KO -> B
+BC -> B
+KC -> B
+SO -> P
+CF -> V
+VS -> F
+OV -> N
+NS -> K
+KV -> O
+OP -> O
+HH -> C
+FB -> S
+CO -> K
+SB -> K
+SN -> V
+OF -> F
+BN -> F
+CP -> C
+NC -> H
+VH -> S
+HV -> V
+NF -> B
+SS -> K
+FO -> F
+VO -> H
+KK -> C
+PF -> V
+OS -> F
+OC -> H
+SK -> V
+FF -> H
+PK -> N
+PC -> O
+SP -> B
+CB -> B
+CH -> H
+FN -> V
+SV -> O
+SC -> P
+NP -> B
+BB -> S
+PV -> S
+VB -> P
+SF -> H
+VC -> O
+HN -> V
+BF -> O
+NO -> O
+HP -> N
+VV -> K
+HS -> P
+FH -> N
+KB -> F
+KF -> B
+PN -> K
+KH -> K
+CN -> S
+PP -> O
+BP -> O
+OH -> B
+FS -> O
+BK -> B
+PO -> V
+CS -> C
+BV -> N
+KP -> O
+KN -> B
+VK -> F
+HC -> O
+BH -> B
+FP -> H
+NK -> V
+BS -> C
+FV -> F
+PS -> P

2021/src/test/kotlin/BaseDayTest.kt

@@ -0,0 +1,88 @@
+package be.vandewalleh.aoc.days
+
+import be.vandewalleh.aoc.utils.factory.findDayDefinition
+import be.vandewalleh.aoc.utils.factory.registerExampleLoader
+import io.micronaut.context.BeanContext
+import org.assertj.core.api.Assertions
+import org.junit.jupiter.api.AfterAll
+import org.junit.jupiter.api.Test
+import org.junit.jupiter.api.TestInstance
+import org.junit.jupiter.api.extension.ConditionEvaluationResult
+import org.junit.jupiter.api.extension.ExecutionCondition
+import org.junit.jupiter.api.extension.ExtendWith
+import org.junit.jupiter.api.extension.ExtensionContext
+
+class Condition : ExecutionCondition {
+    private val methods: Map<String, (BaseDayTest) -> Any?> = mapOf(
+        "part1 example result" to { it.part1Example },
+        "part1 result" to { it.part1Answer },
+        "part2 example result" to { it.part2Example },
+        "part2 result" to { it.part2Answer },
+    )
+
+    override fun evaluateExecutionCondition(context: ExtensionContext): ConditionEvaluationResult {
+        val methodName = context.testMethod.orElseGet { null }?.name
+        methods[methodName]?.let {
+            val instance = context.testInstance.get() as BaseDayTest
+            if (it(instance) == null) return ConditionEvaluationResult.disabled("")
+        }
+        return ConditionEvaluationResult.enabled("")
+    }
+}
+
+@TestInstance(TestInstance.Lifecycle.PER_CLASS)
+@ExtendWith(Condition::class)
+abstract class BaseDayTest() {
+
+    abstract val example: String
+
+    abstract val part1Example: Any?
+    abstract val part1Answer: Any?
+
+    abstract val part2Example: Any?
+    abstract val part2Answer: Any?
+
+    private val ctx = lazy {
+        BeanContext.run()
+    }
+
+    private val day by lazy(LazyThreadSafetyMode.NONE) {
+        this::class.java.simpleName.replace("Day", "").replace("Test", "").toInt()
+    }
+
+    val instance by lazy { ctx.value.getBean(ctx.value.findDayDefinition(day)!!) }
+
+    private val exampleCtx = lazy {
+        BeanContext.build()
+            .apply { registerExampleLoader(example) }
+            .start()
+    }
+
+    val exampleInstance by lazy { exampleCtx.value.getBean(exampleCtx.value.findDayDefinition(day)!!) }
+
+    @AfterAll
+    fun `after all`() {
+        arrayOf(ctx, exampleCtx).filter { it.isInitialized() }.forEach { it.value.stop() }
+    }
+
+    @Test
+    fun `part1 example result`() {
+        Assertions.assertThat(exampleInstance.part1()).isEqualTo(part1Example)
+    }
+
+    @Test
+    fun `part1 result`() {
+        Assertions.assertThat(instance.part1()).isEqualTo(part1Answer)
+    }
+
+    @Test
+    fun `part2 example result`() {
+        Assertions.assertThat(exampleInstance.part2()).isEqualTo(part2Example)
+    }
+
+    @Test
+    fun `part2 result`() {
+        Assertions.assertThat(instance.part2()).isEqualTo(part2Answer)
+    }
+
+}

2021/src/test/kotlin/Day01Test.kt

@@ -0,0 +1,22 @@
+package be.vandewalleh.aoc.days
+
+class Day01Test : BaseDayTest() {
+    override val example = """
+        199
+        200
+        208
+        210
+        200
+        207
+        240
+        269
+        260
+        263
+    """.trimIndent()
+
+    override val part1Example = 7
+    override val part2Example = 5
+
+    override val part1Answer = 1559
+    override val part2Answer = 1600
+}

2021/src/test/kotlin/Day02Test.kt

@@ -0,0 +1,18 @@
+package be.vandewalleh.aoc.days
+
+class Day02Test : BaseDayTest() {
+    override val example = """
+        forward 5
+        down 5
+        forward 8
+        up 3
+        down 8
+        forward 2
+    """.trimIndent()
+
+    override val part1Example = 150
+    override val part2Example = 900
+
+    override val part1Answer = 1938402
+    override val part2Answer = 1947878632
+}

2021/src/test/kotlin/Day03Test.kt

@@ -0,0 +1,24 @@
+package be.vandewalleh.aoc.days
+
+class Day03Test : BaseDayTest() {
+    override val example = """
+        00100
+        11110
+        10110
+        10111
+        10101
+        01111
+        00111
+        11100
+        10000
+        11001
+        00010
+        01010
+    """.trimIndent()
+
+    override val part1Example = 198
+    override val part2Example = 230
+
+    override val part1Answer = 3277364
+    override val part2Answer = 5736383
+}

2021/src/test/kotlin/Day04Test.kt

@@ -0,0 +1,31 @@
+package be.vandewalleh.aoc.days
+
+class Day04Test : BaseDayTest() {
+    override val example = """
+        7,4,9,5,11,17,23,2,0,14,21,24,10,16,13,6,15,25,12,22,18,20,8,19,3,26,1
+
+        22 13 17 11  0
+         8  2 23  4 24
+        21  9 14 16  7
+         6 10  3 18  5
+         1 12 20 15 19
+
+         3 15  0  2 22
+         9 18 13 17  5
+        19  8  7 25 23
+        20 11 10 24  4
+        14 21 16 12  6
+
+        14 21 17 24  4
+        10 16 15  9 19
+        18  8 23 26 20
+        22 11 13  6  5
+         2  0 12  3  7
+    """.trimIndent()
+
+    override val part1Example = 4512
+    override val part1Answer = 87456
+
+    override val part2Example = 1924
+    override val part2Answer = 15561
+}

2021/src/test/kotlin/Day05Test.kt

@@ -0,0 +1,22 @@
+package be.vandewalleh.aoc.days
+
+class Day05Test : BaseDayTest() {
+    override val example = """
+        0,9 -> 5,9
+        8,0 -> 0,8
+        9,4 -> 3,4
+        2,2 -> 2,1
+        7,0 -> 7,4
+        6,4 -> 2,0
+        0,9 -> 2,9
+        3,4 -> 1,4
+        0,0 -> 8,8
+        5,5 -> 8,2
+    """.trimIndent()
+
+    override val part1Example = 5
+    override val part1Answer = 6841
+
+    override val part2Example = 12
+    override val part2Answer = 19258
+}

2021/src/test/kotlin/Day06Test.kt

@@ -0,0 +1,13 @@
+package be.vandewalleh.aoc.days
+
+class Day06Test : BaseDayTest() {
+    override val example = """
+        3,4,3,1,2
+    """.trimIndent()
+
+    override val part1Example = 5934L
+    override val part1Answer = 373378L
+
+    override val part2Example = 26984457539
+    override val part2Answer = 1682576647495
+}

2021/src/test/kotlin/Day07Test.kt

@@ -0,0 +1,13 @@
+package be.vandewalleh.aoc.days
+
+class Day07Test : BaseDayTest() {
+    override val example = """
+        16,1,2,0,4,2,7,1,2,14
+    """.trimIndent()
+
+    override val part1Example = 37
+    override val part1Answer = 336040
+
+    override val part2Example = 168
+    override val part2Answer = 94813675
+}

2021/src/test/kotlin/Day08Test.kt

@@ -0,0 +1,22 @@
+package be.vandewalleh.aoc.days
+
+class Day08Test : BaseDayTest() {
+    override val example = """
+        be cfbegad cbdgef fgaecd cgeb fdcge agebfd fecdb fabcd edb | fdgacbe cefdb cefbgd gcbe
+        edbfga begcd cbg gc gcadebf fbgde acbgfd abcde gfcbed gfec | fcgedb cgb dgebacf gc
+        fgaebd cg bdaec gdafb agbcfd gdcbef bgcad gfac gcb cdgabef | cg cg fdcagb cbg
+        fbegcd cbd adcefb dageb afcb bc aefdc ecdab fgdeca fcdbega | efabcd cedba gadfec cb
+        aecbfdg fbg gf bafeg dbefa fcge gcbea fcaegb dgceab fcbdga | gecf egdcabf bgf bfgea
+        fgeab ca afcebg bdacfeg cfaedg gcfdb baec bfadeg bafgc acf | gebdcfa ecba ca fadegcb
+        dbcfg fgd bdegcaf fgec aegbdf ecdfab fbedc dacgb gdcebf gf | cefg dcbef fcge gbcadfe
+        bdfegc cbegaf gecbf dfcage bdacg ed bedf ced adcbefg gebcd | ed bcgafe cdgba cbgef
+        egadfb cdbfeg cegd fecab cgb gbdefca cg fgcdab egfdb bfceg | gbdfcae bgc cg cgb
+        gcafb gcf dcaebfg ecagb gf abcdeg gaef cafbge fdbac fegbdc | fgae cfgab fg bagce
+    """.trimIndent()
+
+    override val part1Example = 26
+    override val part1Answer = 303
+
+    override val part2Example = 61229
+    override val part2Answer = 961734
+}

2021/src/test/kotlin/Day09Test.kt

@@ -0,0 +1,17 @@
+package be.vandewalleh.aoc.days
+
+class Day09Test : BaseDayTest() {
+    override val example = """
+        2199943210
+        3987894921
+        9856789892
+        8767896789
+        9899965678
+    """.trimIndent()
+
+    override val part1Example = 15
+    override val part1Answer = 603
+
+    override val part2Example = 1134
+    override val part2Answer = 786780
+}

2021/src/test/kotlin/Day10Test.kt

@@ -0,0 +1,22 @@
+package be.vandewalleh.aoc.days
+
+class Day10Test : BaseDayTest() {
+    override val example = """
+        [({(<(())[]>[[{[]{<()<>>
+        [(()[<>])]({[<{<<[]>>(
+        {([(<{}[<>[]}>{[]{[(<()>
+        (((({<>}<{<{<>}{[]{[]{}
+        [[<[([]))<([[{}[[()]]]
+        [{[{({}]{}}([{[{{{}}([]
+        {<[[]]>}<{[{[{[]{()[[[]
+        [<(<(<(<{}))><([]([]()
+        <{([([[(<>()){}]>(<<{{
+        <{([{{}}[<[[[<>{}]]]>[]]
+    """.trimIndent()
+
+    override val part1Example = 26397
+    override val part1Answer = 294195
+
+    override val part2Example = 288957L
+    override val part2Answer = 3490802734L
+}

2021/src/test/kotlin/Day11Test.kt

@@ -0,0 +1,22 @@
+package be.vandewalleh.aoc.days
+
+class Day11Test : BaseDayTest() {
+    override val example = """
+        5483143223
+        2745854711
+        5264556173
+        6141336146
+        6357385478
+        4167524645
+        2176841721
+        6882881134
+        4846848554
+        5283751526
+    """.trimIndent()
+
+    override val part1Example = 1656
+    override val part1Answer = 1661
+
+    override val part2Example = 195
+    override val part2Answer = 334
+}

2021/src/test/kotlin/Day12Test.kt

@@ -0,0 +1,19 @@
+package be.vandewalleh.aoc.days
+
+class Day12Test : BaseDayTest() {
+    override val example = """
+        start-A
+        start-b
+        A-c
+        A-b
+        b-d
+        A-end
+        b-end
+    """.trimIndent()
+
+    override val part1Example = 10
+    override val part1Answer = 4413
+
+    override val part2Example = 36
+    override val part2Answer = 118803
+}

2021/src/test/kotlin/Day14Test.kt

@@ -0,0 +1,30 @@
+package be.vandewalleh.aoc.days
+
+class Day14Test : BaseDayTest() {
+    override val example = """
+        NNCB
+
+        CH -> B
+        HH -> N
+        CB -> H
+        NH -> C
+        HB -> C
+        HC -> B
+        HN -> C
+        NN -> C
+        BH -> H
+        NC -> B
+        NB -> B
+        BN -> B
+        BB -> N
+        BC -> B
+        CC -> N
+        CN -> C
+    """.trimIndent()
+
+    override val part1Example = 1588L
+    override val part1Answer = 3555L
+
+    override val part2Example = 2188189693529
+    override val part2Answer = 4439442043739
+}

buildSrc/build.gradle.kts

@@ -2,16 +2,12 @@ plugins {
     `kotlin-dsl`
 }
 
-kotlinDslPluginOptions {
-    experimentalWarning.set(false)
-}
-
 repositories {
     gradlePluginPortal()
     maven { setUrl("https://kotlin.bintray.com/kotlinx") }
 }
 
 dependencies {
-    implementation("org.jetbrains.kotlin:kotlin-gradle-plugin:1.4.20")
+    implementation("org.jetbrains.kotlin:kotlin-gradle-plugin:1.6.0")
     implementation("com.konghq:unirest-java:3.11.04")
 }

buildSrc/src/main/kotlin/Libs.kt

@@ -17,10 +17,10 @@ object Libs {
     }
 
     object Micronaut {
-        private const val version = "2.2.0"
+        private const val version = "3.2.0"
         const val inject = "io.micronaut:micronaut-inject:$version"
         const val core = "io.micronaut:micronaut-core:$version"
-        const val kotlin = "io.micronaut.kotlin:micronaut-kotlin-extension-functions:$version"
+        const val kotlin = "io.micronaut.kotlin:micronaut-kotlin-extension-functions:3.0.0"
         const val processor = "io.micronaut:micronaut-inject-java:$version"
     }
 

buildSrc/src/main/kotlin/aoc.gradle.kts

@@ -0,0 +1,21 @@
+plugins {
+    id("kotlin-convention")
+    kotlin("kapt")
+    id("application")
+}
+
+dependencies {
+    implementation(project(":utils"))
+
+    kapt(Libs.Micronaut.processor)
+
+    implementation(Libs.Slf4J.api)
+    runtimeOnly(Libs.Slf4J.simple)
+
+    implementation(Libs.eclipseCollections)
+
+    testImplementation(Libs.Jmh.core)
+    testImplementation(Libs.Slf4J.simple)
+    kaptTest(Libs.Jmh.processor)
+    kaptTest(Libs.Slf4J.simple)
+}

buildSrc/src/main/kotlin/java-convention.gradle.kts

@@ -5,7 +5,6 @@ plugins {
 
 repositories {
     mavenCentral()
-    jcenter()
     maven { url = uri("https://dl.bintray.com/arrow-kt/arrow-kt/") }
     maven { url = uri("https://kotlin.bintray.com/kotlinx") }
 }
@@ -14,11 +13,10 @@ group = "be.vandewalleh"
 version = "1.0-SNAPSHOT"
 
 java {
-    sourceCompatibility = JavaVersion.VERSION_15
+    sourceCompatibility = JavaVersion.VERSION_17
-    targetCompatibility = JavaVersion.VERSION_15
+    targetCompatibility = JavaVersion.VERSION_17
 }
 
 tasks.withType<JavaCompile> {
     options.encoding = "UTF-8"
-    options.compilerArgs.add("--enable-preview")
 }

buildSrc/src/main/kotlin/kotlin-convention.gradle.kts

@@ -7,12 +7,12 @@ plugins {
 
 dependencies {
     implementation(kotlin("stdlib-jdk8"))
-    implementation(platform("org.jetbrains.kotlin:kotlin-bom:1.4.20"))
+    implementation(platform("org.jetbrains.kotlin:kotlin-bom:1.6.0"))
 }
 
 tasks.withType<KotlinCompile> {
     kotlinOptions {
-        jvmTarget = "15"
+        jvmTarget = "17"
         javaParameters = true
         freeCompilerArgs = listOf(
             "-Xinline-classes",

gradle/wrapper/gradle-wrapper.properties

@@ -1,5 +1,5 @@
 distributionBase=GRADLE_USER_HOME
 distributionPath=wrapper/dists
-distributionUrl=https\://services.gradle.org/distributions/gradle-6.8-rc-1-bin.zip
+distributionUrl=https\://services.gradle.org/distributions/gradle-7.3-bin.zip
 zipStoreBase=GRADLE_USER_HOME
 zipStorePath=wrapper/dists

settings.gradle.kts

@@ -1,5 +1,3 @@
 rootProject.name = "Advent of Code"
 include("utils")
-include("2019")
-include("2020")
 include("2021")

utils/src/main/kotlin/be/vandewalleh/aoc/utils/BaseDay.kt

@@ -0,0 +1,13 @@
+package be.vandewalleh.aoc.utils
+
+import be.vandewalleh.aoc.utils.input.Input
+import jakarta.inject.Inject
+
+abstract class BaseDay {
+
+    @Inject
+    lateinit var input: Input
+
+    abstract fun part1(): Any
+    abstract fun part2(): Any
+}

utils/src/main/kotlin/be/vandewalleh/aoc/utils/DayRunner.kt

@@ -0,0 +1,34 @@
+package be.vandewalleh.aoc.utils
+
+import be.vandewalleh.aoc.utils.factory.findDayDefinition
+import io.micronaut.context.BeanContext
+import java.time.LocalDate
+import kotlin.system.measureTimeMillis
+
+fun runDay(day: Int = LocalDate.now().dayOfMonth) {
+    val ctx = BeanContext.run()
+    val definition = ctx.findDayDefinition(day)
+
+    if (definition == null) {
+        println("Day not found")
+        return
+    }
+
+    val instance = ctx.getBean(definition)
+
+    println("*** Day $day ***")
+
+    val p1: Any
+    val ms1 = measureTimeMillis {
+        p1 = instance.part1()
+    }
+    println("part 1 ($ms1 ms):")
+    println(p1)
+
+    val p2: Any
+    val ms2 = measureTimeMillis {
+        p2 = instance.part2()
+    }
+    println("part 2 ($ms2 ms):")
+    println(p2)
+}

utils/src/main/kotlin/be/vandewalleh/aoc/utils/factory/DayFactory.kt

@@ -2,16 +2,21 @@
 
 package be.vandewalleh.aoc.utils.factory
 
+import be.vandewalleh.aoc.utils.BaseDay
 import be.vandewalleh.aoc.utils.input.TempFileResourceLoader
 import io.micronaut.context.BeanContext
+import io.micronaut.inject.BeanDefinition
 import java.io.File
 
 fun <T> createDay(beanType: Class<T>): T = BeanContext.run().getBean(beanType)
 
+fun BeanContext.findDayDefinition(day: Int): BeanDefinition<BaseDay>? = allBeanDefinitions
+    .find { it.name == "be.vandewalleh.aoc.days.Day${day.toString().padStart(length = 2, '0')}" } as BeanDefinition<BaseDay>?
+
 inline fun <reified T> createDay() = createDay(T::class.java)
 
 // A custom resourceLoader that returns a string should be more appropriate but ¯\_(ツ)_/¯
-private fun BeanContext.registerExampleLoader(example: String) {
+fun BeanContext.registerExampleLoader(example: String) {
     registerSingleton(TempFileResourceLoader(File.createTempFile("aoc-example", ".txt").apply {
         writeText(example)
     }))

utils/src/main/kotlin/be/vandewalleh/aoc/utils/input/Annotations.kt

@@ -4,26 +4,11 @@ package be.vandewalleh.aoc.utils.input
 
 import io.micronaut.context.annotation.Prototype
 import io.micronaut.core.annotation.Introspected
-import javax.inject.Qualifier
+import jakarta.inject.Qualifier
 
 @Prototype
 @Qualifier
 @Introspected
 @Target(AnnotationTarget.CLASS)
-annotation class Day(val value: Int)
+@Retention(AnnotationRetention.RUNTIME)
-
+annotation class Day(val value: Int = -1)
-@Qualifier
-@Prototype
-annotation class DayInput
-
-@DayInput
-annotation class Csv
-
-@DayInput
-annotation class Text
-
-@DayInput
-annotation class Lines
-
-@DayInput
-annotation class Groups

utils/src/main/kotlin/be/vandewalleh/aoc/utils/input/Input.kt

@@ -1,7 +1,19 @@
 package be.vandewalleh.aoc.utils.input
 
-/**
+import org.intellij.lang.annotations.Language
- * Wrapper class so that micronaut is not confused with an other injectable
+
- * container type when using an iterable / array
+class Input(private val value: String) {
- */
+    val text get() = value
-data class Input<T>(val value: T)
+
+    val lines get() = Mapper(value.lines())
+    val csv get() = Mapper(value.split(','))
+
+    fun findAll(@Language("RegExp") re: String): List<List<String>> =
+        re.toRegex().findAll(value).map { it.groupValues.drop(1) }.toList()
+
+    class Mapper(val value: List<String>) {
+        val ints get() = value.map { it.toInt() }
+        val longs get() = value.map { it.toLong() }
+    }
+
+}

utils/src/main/kotlin/be/vandewalleh/aoc/utils/input/InputFactory.kt

@@ -1,102 +1,35 @@
 package be.vandewalleh.aoc.utils.input
 
 import io.micronaut.context.annotation.Factory
+import io.micronaut.context.annotation.Prototype
 import io.micronaut.inject.InjectionPoint
 import kotlin.io.path.ExperimentalPathApi
-import kotlin.io.path.readLines
 import kotlin.io.path.readText
 
-/**
- * Load challenge inputs and convert them to the appropriate format
- *
- * contains horrible hacks while waiting for generic support in bean injection
- * @see [micronaut-2775](https://github.com/micronaut-projects/micronaut-core/issues/2775)
- */
 @Factory
 @ExperimentalPathApi
 class InputFactory(private val resourceLoader: ResourceLoader) {
 
-    @Csv
+    @Prototype
-    fun csv(injectionPoint: InjectionPoint<*>): Input<*> =
+    fun input(injectionPoint: InjectionPoint<*>): Input {
-        when (val param = injectionPoint.typeNameOfAnnotation<Csv>()) {
+        val day = getDay(injectionPoint)
-            INT_ARRAY -> injectionPoint
+        val path = resourceLoader.ofDay(day)
-                .read()
+        return Input(path.readText().trim())
-                .split(",")
-                .map { it.toInt() }
-                .toIntArray()
-                .wrap()
-            LONG_ARRAY -> injectionPoint
-                .read()
-                .split(",")
-                .map { it.toLong() }
-                .toLongArray()
-                .wrap()
-            else -> error("Unsupported type $param")
     }
 
-    @Lines
-    fun lines(injectionPoint: InjectionPoint<*>): Input<*> =
-        when (val param = injectionPoint.typeNameOfAnnotation<Lines>()) {
-            INT_ARRAY -> injectionPoint
-                .lines()
-                .map { it.toInt() }
-                .toList()
-                .toIntArray()
-                .wrap()
-            LONG_ARRAY -> injectionPoint
-                .lines()
-                .map { it.toLong() }
-                .toList()
-                .toLongArray()
-                .wrap()
-            STRING_LIST -> injectionPoint
-                .lines()
-                .toList()
-                .wrap()
-            else -> error("Unsupported type $param")
-        }
-
-    @Text
-    fun text(injectionPoint: InjectionPoint<*>): Input<String> =
-        injectionPoint.read().wrap()
-
-    @Groups
-    fun groups(injectionPoint: InjectionPoint<*>): Input<List<List<String>>> =
-        injectionPoint.read().split("\n\n").map { it.lines() }.wrap()
-
-
-    private fun <T> T.wrap() = Input(this)
-
-    private inline fun <reified T : Annotation> InjectionPoint<*>.typeNameOfAnnotation() = declaringBean
-        .constructor
-        .arguments
-        .find { it.hasAnnotation<T>() }
-        ?.typeName
-        ?.removePrefix("be.vandewalleh.aoc.utils.input.Input<")
-        ?.removeSuffix(">")
-        ?: error("??")
-
-    private fun InjectionPoint<*>.path() = resourceLoader.ofDay(getDay(this))
-    private fun InjectionPoint<*>.read() = path().readText().trim()
-    private fun InjectionPoint<*>.lines() = path().readLines()
-        .asSequence()
-        .filter { it.isNotBlank() }
-
     private fun getDay(injectionPoint: InjectionPoint<*>): Int {
         val dayAnnotation = injectionPoint
             .declaringBean
-            .findAnnotation<Day>()
+            .findAnnotation(Day::class.java)
 
         if (dayAnnotation.isEmpty)
             error("@DayInput cannot only be used on classes annotated with ${Day::class.qualifiedName}")
 
-        return dayAnnotation.get().intValue("value").asInt
+        val dayFromAnnotation = dayAnnotation.get().intValue("value").orElse(-1)
-    }
+        return if (dayFromAnnotation == -1)
-
+            injectionPoint.declaringBean.beanType.simpleName.replace("Day", "").toInt()
-    companion object {
+        else
-        private const val INT_ARRAY = "int[]"
+            dayFromAnnotation
-        private const val LONG_ARRAY = "long[]"
-        private const val STRING_LIST = "java.util.List<java.lang.String>"
     }
 
 }

utils/src/main/kotlin/be/vandewalleh/aoc/utils/input/MicronautExtensions.kt

@@ -1,11 +0,0 @@
-package be.vandewalleh.aoc.utils.input
-
-import io.micronaut.core.annotation.AnnotationMetadataProvider
-import io.micronaut.core.annotation.AnnotationValue
-import java.util.*
-
-internal inline fun <reified T : Annotation> AnnotationMetadataProvider.findAnnotation(): Optional<AnnotationValue<T>> =
-    findAnnotation(T::class.java)
-
-internal inline fun <reified T : Annotation> AnnotationMetadataProvider.hasAnnotation(): Boolean =
-    findAnnotation(T::class.java).isPresent