From 199812e2139c4977c2a8f1479dbd9039bcc27e73 Mon Sep 17 00:00:00 2001
From: Eric Blake <eblake@redhat.com>
Date: Fri, 22 Dec 2023 09:47:26 -0600
Subject: [PATCH] day 22 solution

runs in ~1.5s.  Bug was if 2 bricks adjoin in two+ spots.
Now to vacuum conditionals...
---
 2023/day22.m4 | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/2023/day22.m4 b/2023/day22.m4
index 9b2a97d..b116dd3 100644
--- a/2023/day22.m4
+++ b/2023/day22.m4
@@ -62,7 +62,8 @@ macro(`part2', 0)
 macro(`mop', `ifdef(`list', `pop(guts(`list'))pop(`list')$0()')')
 macro(`_audit', `ifelse($2, `', `macro(`part2', incr(part2))pull($1)',
   `ifdef(`bad$2', `$0($1, shift(shift($@)))')')')
-macro(`audit', `ifelse($2, `', `', `_$0($2, atop$2)$0($1, shift(shift($@)))')')
+macro(`audit', `ifelse($2, `', `', $2, $3, `$0($1, shift(shift($@)))',
+  `_$0($2, atop$2)$0($1, shift(shift($@)))')')
 macro(`pull', `ifdef(`bad$1', `', `push(`bad$1')push(`list',
   `bad$1')audit(`$1', supports$1)')')
 forloop(1, bricks, `pull(', `)mop()')
-- 
2.11.4.GIT