solve some days

adventofcode/2015/day2/day2.py

@@ -0,0 +1,28 @@
+#!/usr/bin/env python3
+from functools import reduce
+from operator import mul
+
+
+def part1(inp):
+    total = 0
+    for line in inp:
+        l, w, h = map(int, line.split("x"))
+        faces = [l * w, w * h, h * l]
+        total += sum(2 * x for x in faces) + min(faces)
+    print("Part 1: ", total)
+
+
+def part2(inp):
+    total = 0
+    for line in inp:
+        line = list(map(int, line.split("x")))
+        total += sum(sorted(line)[:2]) * 2 + reduce(mul, line, 1)
+    print("Part 2:", total)
+
+
+if __name__ == "__main__":
+    import fileinput
+
+    lines = [x.rstrip() for x in fileinput.input()]
+    part1(lines)
+    part2(lines)