02

03/03-01.py

@@ -0,0 +1,25 @@
+#!/usr/bin/env python3
+# -*- coding: utf-8 -*-
+import re
+
+def mul(m:str) -> int:
+    pattern = r"(\d+),(\d+)"
+    match = re.search(pattern, m)
+    return int(match.group(1)) * int(match.group(2))
+
+def parse_mul(l:str) -> int:
+    result = 0
+    pattern = r'mul\(\d+,\d+\)'
+    matches = re.findall(pattern, l)
+    print(matches)
+    for match in matches:
+        result += mul(match)
+    return result
+
+if __name__ == "__main__":
+    solution = 0
+    input_file = open("input.txt", "r")
+    for line in input_file:
+        solution += parse_mul(line)
+    input_file.close()
+    print(f'Solution:{solution}')