From 14c3375905a119ce1bf93d93470f191ff39491a7 Mon Sep 17 00:00:00 2001
From: Sebastian Seedorf <sese@netlight.com>
Date: Sat, 9 Dec 2023 23:37:58 +0100
Subject: [PATCH] Day 01 (minified)

---
 day01/part1.min.py | 2 ++
 day01/part1.py     | 7 +++----
 day01/part2.py     | 1 -
 3 files changed, 5 insertions(+), 5 deletions(-)
 create mode 100644 day01/part1.min.py

diff --git a/day01/part1.min.py b/day01/part1.min.py
new file mode 100644
index 0000000..8fc585b
--- /dev/null
+++ b/day01/part1.min.py
@@ -0,0 +1,2 @@
+#!/usr/bin/env python3
+import re;print(sum(int(re.search("\d",l)[0]+re.search("\d",l[::-1])[0])for l in open("input.txt")))
diff --git a/day01/part1.py b/day01/part1.py
index 9f300c4..2135bd3 100644
--- a/day01/part1.py
+++ b/day01/part1.py
@@ -3,12 +3,11 @@ import re
 
 lines = (x.strip() for x in open("input.txt"))
 total = 0
-regexFirst = re.compile(f"^.*?(\\d)")
-regexLast = re.compile(f"^.*(\\d)")
+regex = re.compile("\d")
 
 for line in lines:
-    first = regexFirst.match(line).group(1)
-    last = regexLast.match(line).group(1)
+    first = regex.search(line)[0]
+    last = regex.search(line[::-1])[0]
     total += int(first + last)
 
 print(total)
diff --git a/day01/part2.py b/day01/part2.py
index c45630e..4ef3c8c 100644
--- a/day01/part2.py
+++ b/day01/part2.py
@@ -5,7 +5,6 @@ STRINGS = ["one", "two", "three", "four", "five", "six", "seven", "eight", "nine
 
 lines = (x.strip() for x in open("input.txt"))
 total = 0
-digitRegex = f"(\\d|{'|'.join(STRINGS)})"
 regexFirst = re.compile(f"^.*?(\\d|{'|'.join(STRINGS)})")
 regexLast = re.compile(f"^.*(\\d|{'|'.join(STRINGS)})")