Advent of Code 2021 in Kotlin

Inspired by this playlist I have decided to use Kotlin for Advent of Code 2021. These are my solutions.

My scores

Personal stats so far:

       --------Part 1--------   -------Part 2---------
 Day       Time   Rank  Score       Time   Rank  Score
  25   04:53:26   5257      0          -      -      -
  23   03:15:38   2888      0          -      -      -
  22   00:30:38   2507      0   05:59:05   3326      0
  21   00:36:29   3606      0   03:35:08   4084      0
  20   01:12:39   2601      0   01:16:24   2436      0
  19   07:22:30   3125      0   07:38:52   2994      0
  18   06:52:32   4923      0   07:15:12   4918      0
  17   01:30:11   5193      0   01:49:13   4805      0
  16   02:22:20   4684      0   02:46:18   4257      0
  15   01:34:25   5330      0   02:53:19   5364      0
  14   00:38:19   6260      0   01:09:49   3449      0
  13   00:29:10   3157      0   00:37:24   2925      0
  12   03:29:07   9870      0   03:50:06   8898      0
  11   03:51:02  11946      0   03:54:26  11729      0
  10   04:03:02  19838      0   04:18:44  18212      0
   9   00:29:30   6581      0   01:02:23   5100      0
   8   00:15:29   4181      0   02:01:23   6104      0
   7   00:18:55   7698      0   00:41:13   9102      0
   6   03:31:44  22289      0   03:49:56  17061      0
   5   01:17:48   8507      0   01:40:19   7774      0
   4   01:41:15   8881      0   01:57:17   8166      0
   3   00:23:23   8185      0   00:54:36   5964      0
   2   00:09:25   6529      0   00:11:57   5167      0
   1   00:39:01   8755      0   00:46:53   7817      0