diff --git a/intro/Task107.py b/intro/Task107.py
index 759c80d..0717c42 100644
--- a/intro/Task107.py
+++ b/intro/Task107.py
@@ -1,11 +1,12 @@
 def list_cubed(l: list) -> object:
+    result = 0
+
     if not l:
-        return 0
-
-    sum = 0
-
-    for i in range(l):
-        sum = sum + (i*i*i)
-
-    return sum
+        return result
+    else:
+        length = len(l)
+        while length > 0:
+            result += pow(l[length - 1], 3)
+            length -= 1
 
+    return result