day 12 cover one more case
commitac8eb50d6921d8ac6a0c538432b07f6afe1a4957
authorEric Blake <eblake@redhat.com>
Thu, 25 Jan 2024 16:00:17 +0000 (25 10:00 -0600)
committerEric Blake <eblake@redhat.com>
Thu, 25 Jan 2024 16:03:23 +0000 (25 10:03 -0600)
tree27728594f1c6160f8ad2aed9faa8d1e97ae7ac10
parenta41457c2c1c1099058f47bec7f2b0a89e5a7515f
day 12 cover one more case

Unofficial inputs failed when passed only a single group, because I
was expecting a comma on each line of input.  It's not too hard to
cover that case as well.
2023/day12.m4