diff --git a/2023/1/1.py b/2023/1/1.py
new file mode 100644
index 0000000..2c51792
--- /dev/null
+++ b/2023/1/1.py
@@ -0,0 +1,21 @@
+#!/usr/bin/env python
+# 2023 - Advent Of Code 1
+
+# file = 'input_example.txt'
+file = 'input.txt'
+
+with open(file, encoding="utf-8") as f:
+    accum = 0
+    for line in f.readlines():
+        first_num = -1
+        for c in line:
+            if '0' <= c <= '9':
+                if first_num == -1:
+                    first_num = c
+                last_num = c
+        line_num = first_num + last_num
+        # print(f"first: {first_num}, last: {last_num}")
+        # print(f"line_num: {line_num}")
+        accum += int(line_num)
+
+print(f"sum: {accum}")
diff --git a/2023/1/input.txt b/2023/1/input.txt
new file mode 100644
index 0000000..857ec0b
--- /dev/null
+++ b/2023/1/input.txt
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diff --git a/2023/1/input_example.txt b/2023/1/input_example.txt
new file mode 100644
index 0000000..7bbc69a
--- /dev/null
+++ b/2023/1/input_example.txt
@@ -0,0 +1,4 @@
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