Prepared Day 9 files.

day09.kts

@@ -0,0 +1,10 @@
+#!/usr/bin/env kotlin
+import java.lang.RuntimeException
+import java.util.Scanner
+
+val scanner = Scanner(System.`in`)
+if (!scanner.hasNext()) {
+    throw RuntimeException("No input given.")
+}
+val fileSystem = scanner.nextLine().split("").filter { it.isNotEmpty() }.map { it.toInt() }.toMutableList()
+