From 37782cb7b6356a9e0de6afc16a227b3285f65091 Mon Sep 17 00:00:00 2001
From: Dominique Liberda <ja@sdomi.pl>
Date: Sat, 3 Dec 2022 01:31:36 -0500
Subject: [PATCH] + day 3, part 1

---
 03/README.md |  5 +++++
 03/meow.sh   | 23 +++++++++++++++++++++++
 2 files changed, 28 insertions(+)
 create mode 100644 03/README.md
 create mode 100755 03/meow.sh

diff --git a/03/README.md b/03/README.md
new file mode 100644
index 0000000..f9c5357
--- /dev/null
+++ b/03/README.md
@@ -0,0 +1,5 @@
+# Day 3
+
+this one is a biiiit cursed
+
+`cat data | ./meow.sh`
diff --git a/03/meow.sh b/03/meow.sh
new file mode 100755
index 0000000..2943733
--- /dev/null
+++ b/03/meow.sh
@@ -0,0 +1,23 @@
+#!/bin/bash
+a=('' a b c d e f g h i j k l m n o p q r s t u v w x y z)
+a+=(A B C D E F G H I J K L M N O P Q R S T U V W X Y Z)
+declare -A meow
+
+for (( i=1; i<${#a[@]}; i++ )); do
+	meow[${a[$i]}]=$i
+done
+
+sum=0
+while read line; do 
+	len=$(echo -n "$line" | wc -c)
+	c1=$(cut -c 1-$((len/2)) <<< "$line")
+	c2=($(cut -c $((len/2+1))-$len <<< "$line" | sed -E 's/./& /g'))
+	c3=""
+
+	for i in ${c2[@]}; do
+		[[ "$c1" == *"$i"* && "$c3" != *"$i"* ]] && sum=$((sum+${meow[$i]}))
+		c3="$c3$i"
+	done
+done
+
+echo $sum