From 646b9c688108ce3707fb4fd3cc6fd0b168ed5ece Mon Sep 17 00:00:00 2001
From: Oliver Hofmann <oliver.hofmann@dokoliho.de>
Date: Mon, 1 Jun 2026 13:32:20 +0200
Subject: [PATCH] Fehlerbehebung DFS: white_vertices.pop() durch
 next(iter(...)) ersetzt

---
 vorlesung/L08_graphen/graph.py | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/vorlesung/L08_graphen/graph.py b/vorlesung/L08_graphen/graph.py
index af94fd4..f3f5da5 100644
--- a/vorlesung/L08_graphen/graph.py
+++ b/vorlesung/L08_graphen/graph.py
@@ -127,7 +127,7 @@ class Graph:
             predecessor_map[vertex] = None
 
         while white_vertices:
-            v = white_vertices.pop()
+            v = next(iter(white_vertices))
             dfs_visit(v)
 
         return enter_map, leave_map, predecessor_map