From 232426c2842597a3168f27db5194339aa602ad1f Mon Sep 17 00:00:00 2001
From: Holly McFarland <me@hollymcfarland.com>
Date: Wed, 4 Dec 2024 18:51:37 -0500
Subject: [PATCH] day 3

---
 day_03/part_a.py | 15 +++++++++++++++
 day_03/part_b.py | 16 ++++++++++++++++
 2 files changed, 31 insertions(+)
 create mode 100644 day_03/part_a.py
 create mode 100644 day_03/part_b.py

diff --git a/day_03/part_a.py b/day_03/part_a.py
new file mode 100644
index 0000000..1210783
--- /dev/null
+++ b/day_03/part_a.py
@@ -0,0 +1,15 @@
+import aocd
+
+import re
+
+def mul(a, b):
+    return int(a)*int(b)
+
+def solve(data):
+    return sum(mul(*match) for match in re.findall(r'mul\((\d+),(\d+)\)', data))
+
+if __name__ == '__main__':
+    solution = solve(aocd.get_data(year=2024, day=3))
+
+    print(solution)
+    aocd.submit(solution, year=2024, day=3, part='a')
\ No newline at end of file
diff --git a/day_03/part_b.py b/day_03/part_b.py
new file mode 100644
index 0000000..8f5b822
--- /dev/null
+++ b/day_03/part_b.py
@@ -0,0 +1,16 @@
+import aocd
+
+import re
+
+def mul(a, b):
+    return int(a)*int(b)
+
+def solve(data):
+    data = ''.join(segment.split("don't()")[0] for segment in data.split('do()'))
+    return sum(mul(*match) for match in re.findall(r'mul\((\d+),(\d+)\)', data))
+
+if __name__ == '__main__':
+    solution = solve(aocd.get_data(year=2024, day=3))
+
+    print(solution)
+    aocd.submit(solution, year=2024, day=3, part='b')
\ No newline at end of file