diff --git a/Aufgabe03a.py b/Aufgabe03a.py index 902ffa28cb7543d5f9688ab268f9d00fb713b204..68d4c92e431f49cbb1effd4f98108e2fa8f4d8d3 100644 --- a/Aufgabe03a.py +++ b/Aufgabe03a.py @@ -50,6 +50,9 @@ class StackList: element.next = ListElement(value) def __str__(self): + if self.isEmpty(): + return "StackList()" + return_string = "" element = self.first_element while element.next is not None: