diff --git a/main.py b/main.py
index 72894b5..ddf299b 100644
--- a/main.py
+++ b/main.py
@@ -1,6 +1,6 @@
 def function(n):
     dlina = len(n) / 2
-    for j in range(len(n)):
+    for j in n:
         if n.count(j) >= dlina:
             return j