From 3282ef2a353b7202e211ba027b930360ca5b24e7 Mon Sep 17 00:00:00 2001
From: Clement <clementchiew95@disroot.org>
Date: Fri, 6 Dec 2024 01:32:07 +0800
Subject: [PATCH] Use read -a for safety

---
 2024/day-5/solution-2.sh | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/2024/day-5/solution-2.sh b/2024/day-5/solution-2.sh
index 2cbc576..7505ce1 100644
--- a/2024/day-5/solution-2.sh
+++ b/2024/day-5/solution-2.sh
@@ -27,7 +27,10 @@ INPUT_RULES=$(cat input-rules)
     do
       # Loop through rules and build all the KVs
       DAG_GREP_EXPR=$( printf "%s"  "$CACHED_LINE" | paste -s -d '|' )
-      KV_ARRAY=( $( < input-rules grep -E "($DAG_GREP_EXPR)\\|($DAG_GREP_EXPR)" | tr '|' ' ' | paste -s -d ' ') )
+      read -r -a KV_ARRAY <<< "$( 
+        < input-rules grep -E "($DAG_GREP_EXPR)\\|($DAG_GREP_EXPR)" | 
+        tr '|' ' ' | 
+        paste -s -d ' ')"
       # Going through dependencies to find final key
       KEY=${KV_ARRAY[0]}
       while true