diff --git a/api/advent22_api/routers/_misc.py b/api/advent22_api/routers/_misc.py
index 440ec28..3b402e8 100644
--- a/api/advent22_api/routers/_misc.py
+++ b/api/advent22_api/routers/_misc.py
@@ -12,10 +12,15 @@ async def get_loesungswort() -> str:
 
 
 async def set_length(seq: Sequence, length: int) -> list:
+    # `seq` unendlich wiederholen
     infinite = itertools.cycle(seq)
+    # Die ersten `length` einträge nehmen
     return list(itertools.islice(infinite, length))
 
 
 async def shuffle(seq: Sequence) -> list:
+    # Zufallsgenerator
     rnd = random.Random(await get_loesungswort())
+
+    # Elemente mischen
     return rnd.sample(seq, len(seq))