Solutions to Advent of Code 2019.

I'm using python 2.

My personal stats:

 -------Part 1-------- -------Part 2--------
Day Time Rank Score Time Rank Score
25 02:26:24 738 0 02:26:35 553 0 # Out of town, started late.
24 02:27:08 1240 0 03:27:17 832 0 # Out of town. Started ~02:05
23 00:27:01 343 0 00:43:01 328 0
22 00:21:01 302 0 13:42:12 1031 0 # Looked up the solution to part 2.
21 00:26:37 284 0 01:23:22 480 0
20 00:34:17 173 0 01:02:17 148 0
19 00:03:50 110 0 01:26:18 695 0
18 08:30:31 873 0 09:19:19 608 0
17 22:07:14 5439 0 22:53:30 3810 0 # Out of town.
16 22:48:56 6558 0 >24h 5674 0 # Out of town, had problems with part 2.
15 >24h 6183 0 >24h 5884 0 # Out of town.
14 >24h 7461 0 >24h 7017 0 # Out of town.
13 02:01:07 3046 0 >24h 7809 0 # Out of town, started late.
12 00:21:34 544 0 00:50:07 260 0
11 00:15:00 216 0 00:37:18 687 0
10 01:43:15 2002 0 02:34:20 1220 0 # I started at ~01:20.
9 00:54:52 1160 0 00:56:22 1143 0
8 00:11:48 786 0 00:16:56 347 0
7 00:10:07 125 0 01:32:25 981 0
6 00:54:06 2615 0 01:00:50 1924 0 # I started at ~00:48.
5 00:25:50 416 0 00:35:24 361 0
4 00:05:41 521 0 00:09:26 281 0
3 01:51:52 3485 0 01:59:39 2706 0 # I started at ~01:39.
2 00:08:27 252 0 00:13:55 250 0
1 00:01:44 162 0 00:05:05 166 0