From d4fa8165f0ebef43f9fa44b28aeed76a85bfd353 Mon Sep 17 00:00:00 2001
From: Andy Teijelo <ateijelo@gmail.com>
Date: Fri, 1 Dec 2023 09:29:09 -0500
Subject: [PATCH] part 1

---
 example.txt |    4 +
 input.txt   | 1000 +++++++++++++++++++++++++++++++++++++++++++++++++++
 solve.py    |   13 +
 3 files changed, 1017 insertions(+)
 create mode 100644 example.txt
 create mode 100644 input.txt
 create mode 100644 solve.py

diff --git a/example.txt b/example.txt
new file mode 100644
index 0000000..7bbc69a
--- /dev/null
+++ b/example.txt
@@ -0,0 +1,4 @@
+1abc2
+pqr3stu8vwx
+a1b2c3d4e5f
+treb7uchet
diff --git a/input.txt b/input.txt
new file mode 100644
index 0000000..fd6e74f
--- /dev/null
+++ b/input.txt
@@ -0,0 +1,1000 @@
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diff --git a/solve.py b/solve.py
new file mode 100644
index 0000000..bcacf5e
--- /dev/null
+++ b/solve.py
@@ -0,0 +1,13 @@
+import sys
+import re
+
+sum = 0
+for line in sys.stdin:
+    line = re.sub(r'[^\d]', '', line)
+    first = line[0]
+    last = line[-1]
+    value = int(first + last)
+    sum += value
+
+print(sum)
+