diff --git a/03/solution.py b/03/solution.py
index 3999a13..8c91f8b 100755
--- a/03/solution.py
+++ b/03/solution.py
@@ -3,8 +3,8 @@
 import sys
 
 S = G = 0
-for l in zip(*[iter(list(map(lambda c: c - ord('A') + 27 if c < ord('a') else c - ord('a') + 1, map(ord, x.strip()))) for x in sys.stdin)] * 3):
+for l in zip(*[iter(list(map(lambda c: c - 38 if c < 97 else c - 96, map(ord, x.strip()))) for x in sys.stdin)] * 3):
     G += set.intersection(*map(set, l)).pop()
-    S += sum(set(x[:int(len(x) / 2)]).intersection(x[int(len(x) / 2):]).pop() for x in l)
+    S += sum(set(x[:len(x) // 2]).intersection(x[len(x) // 2:]).pop() for x in l)
 
 print(f"Silver: {S}\nGold: {G}")