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def insertNodeAtTail(head, data):
if head:
node = SinglyLinkedListNode(data)
next = head.next
beforenext = None
while next:
beforenext = next
next = next.next
beforenext.next = node
return head
else:
return SinglyLinkedListNode(data)
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Insert a Node at the Tail of a Linked List
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my code is
def insertNodeAtTail(head, data): if head: node = SinglyLinkedListNode(data) next = head.next beforenext = None while next: beforenext = next next = next.next beforenext.next = node return head else: return SinglyLinkedListNode(data)