Minor refactoring of all solutions

1 files changed, 4 insertions, 6 deletions

diff --git a/src/Day01.kt b/src/Day01.kt
index 7503c69..6d45527 100644
--- a/src/Day01.kt
+++ b/src/Day01.kt
@@ -1,24 +1,22 @@
 fun main() {
-    fun part1(input: List<String>): Int =
+    fun part1(input: List<Int>): Int =
         input
-            .map { it.toInt() }
             .zipWithNext()
             .count { it.second > it.first }
 
-    fun part2(input: List<String>): Int =
+    fun part2(input: List<Int>): Int =
         input
             .asSequence()
-            .map { it.toInt() }
             .windowed(3)
             .map { it.sum() }
             .zipWithNext()
             .count { it.second > it.first }
 
-    val testInput = readInput("Day01_test")
+    val testInput = readInputAsNumbers("Day01_test")
     check(part1(testInput) == 7)
     check(part2(testInput) == 5)
 
-    val input = readInput("Day01")
+    val input = readInputAsNumbers("Day01")
     println(part1(input))
     println(part2(input))
 }