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fix bug on delete operation in doubly linked-list #9

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fix bug on delete operation in doubly linked-list #9

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2 changes: 1 addition & 1 deletion Chapter04/delete_operation_doubly_linkedlist.py
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Original file line number Diff line number Diff line change
Expand Up @@ -31,9 +31,9 @@ def delete(self, data):
if current is None: #List is empty
print("List is empty")
elif current.data == data: #Item to be deleted is found at starting of list
self.head = current.next
self.head.prev = None
node_deleted = True
self.head = current.next

elif self.tail.data == data: #Item to be deleted is found at the end of list.
self.tail = self.tail.prev
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