diff --git a/notes-and-examples/2026.07.21/main.py b/notes-and-examples/2026.07.21/main.py
index 6c7a782..d549379 100644
--- a/notes-and-examples/2026.07.21/main.py
+++ b/notes-and-examples/2026.07.21/main.py
@@ -19,7 +19,6 @@ def depth_first_search(graph: dict, start, visited=set()):
         if x not in visited:
             visited.add(x)
             return depth_first_search(graph, x, visited)
-    pass
     
 
 depth_first_search(first_graph, 1)