Day 11: Timing added and general cleaning done..

Author: sraaphorst

src/main/kotlin/common/aocreader/aocreader.kt

@@ -1,3 +1,6 @@
+// Advent of Code 2024
+// By Sebastian Raaphorst, 2024.
+
 package common.aocreader
 
 import java.net.HttpURLConnection

src/main/kotlin/common/collectionops/collectionops.kt

@@ -1,4 +1,4 @@
-// Advent of Code
+// Advent of Code 2024
 // By Sebastian Raaphorst, 2024.
 
 package common.collectionops

src/main/kotlin/common/input.kt

@@ -1,3 +1,6 @@
+// Advent of Code 2024
+// By Sebastian Raaphorst, 2024.
+
 package common.intpos2d
 
 typealias IntPos2D = Pair<Int, Int>

src/main/kotlin/common/intpos2d/intpos2d.kt

@@ -1,4 +1,4 @@
-// Advent of Code
+// Advent of Code 2024
 // By Sebastian Raaphorst, 2024.
 
 package common.parsing

src/main/kotlin/common/parsing/parsing.kt

@@ -0,0 +1,12 @@
+// Advent of Code 2024
+// By Sebastian Raaphorst, 2024.
+
+package common.runner
+
+inline fun <T> timedFunction(functionName: String, block: () -> T): T {
+    val startTime = System.nanoTime()
+    val result = block()
+    val endTime = System.nanoTime()
+    println("$functionName: $result (${(endTime - startTime) / 1_000_000.0} ms)")
+    return result
+}

src/main/kotlin/common/runner/timed.kt

@@ -1,4 +1,4 @@
-// Advent of Code
+// Advent of Code 2024
 // By Sebastian Raaphorst, 2024.
 
 package common

src/main/kotlin/common/stringops.kt

@@ -6,6 +6,7 @@ package day01
 import common.aocreader.fetchAdventOfCodeInput
 import common.parsing.parseColumns
 import common.collectionops.toFrequencyMap
+import common.runner.timedFunction
 import kotlin.math.abs
 
 fun answer1(input: String): Int =
@@ -25,12 +26,7 @@ fun answer2(input: String): Int =
 
 fun main() {
     val input = fetchAdventOfCodeInput(2024, 1)
-
     println("--- Day 1: Historian Hysteria ---")
-
-    // Answer 1: 2031679
-    println("Part 1: ${answer1(input)}")
-
-    // Answer 2: 19678534
-    println("Part 2: ${answer2(input)}")
+    timedFunction("Part 1") { answer1(input) } // 2031679
+    timedFunction("Part 2") { answer2(input) } // 19678534
 }

src/main/kotlin/day01/day01.kt

@@ -6,6 +6,7 @@ package day02
 import common.aocreader.fetchAdventOfCodeInput
 import common.collectionops.allListDrops
 import common.parsing.parseGrid
+import common.runner.timedFunction
 
 private const val Lower = 1
 private const val Upper = 3
@@ -30,12 +31,7 @@ fun answer2(input: String): Int =
 
 fun main() {
     val input = fetchAdventOfCodeInput(2024, 2)
-
     println("--- Day 2: Red-Nosed Reports ---")
-
-    // Answer 1: 379
-    println("Part 1: ${answer1(input)}")
-
-    // Answer 2: 430
-    println("Part 2: ${answer2(input)}")
+    timedFunction("Part 1") { answer1(input) } // 379
+    timedFunction("Part 2") { answer2(input) } // 430
 }

src/main/kotlin/day02/day02.kt

@@ -4,6 +4,7 @@
 package day03
 
 import common.aocreader.fetchAdventOfCodeInput
+import common.runner.timedFunction
 
 /**
  * We want to turn off processing for substrings of the form:
@@ -31,12 +32,7 @@ fun answer2(input: String): Int =
 
 fun main() {
     val input = fetchAdventOfCodeInput(2024, 3)
-
     println("--- Day 3: Mull It Over ---")
-
-    // Answer 1: 173785482
-    println("Part 1: ${answer1(input)}")
-
-    // Answer 2: 83158140
-    println("Part 2: ${answer2(input)}")
+    timedFunction("Part 1") { answer1(input) } // 173785482
+    timedFunction("Part 2") { answer2(input) } // 83158140
 }