commit bd1cf6ffa0379555364fe749a7d987e3d879c447
Author: Sijmen <me@vijf.life>
Date:   Fri Dec 1 14:15:03 2023 +0100

    Day 1

diff --git a/day1.py b/day1.py
new file mode 100644
index 0000000..e92e193
--- /dev/null
+++ b/day1.py
@@ -0,0 +1,52 @@
+import fileinput
+
+digit_map = {
+    "one": 1,
+    "two": 2,
+    "three": 3,
+    "four": 4,
+    "five": 5,
+    "six": 6,
+    "seven": 7,
+    "eight": 8,
+    "nine": 9,
+}
+digits = list(digit_map)
+
+inp = list(fileinput.input())
+
+#
+# Part 1
+#
+part1 = sum(
+    [
+        int(
+            next(x for x in y if x.isdigit())
+            + next(x for x in reversed(y) if x.isdigit())
+        )
+        for y in inp
+    ]
+)
+
+print(part1)
+
+#
+# Part 2
+#
+part2 = 0
+
+for line in inp:
+    newline = []
+
+    for i in range(len(line)):
+        for digit in digits:
+            if line[i:].startswith(digit):
+                newline.append(str(digit_map[digit]))
+                break
+        else:
+            if line[i].isdigit():
+                newline.append(line[i])
+
+    part2 += int(newline[0] + newline[-1])
+
+print(part2)