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CLL Delete Head

easy

T: O(1)S: O(1)

Size6

Operation: Delete Head updates tail to point to new head

State:

Current node

Visited node

Compared node

Found node

Link pointer

Inserted node

Deleted node

Link complete

Swapped pointers

Operation successful

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Pseudocode

1function deleteHeadCLL(head, tail):

2 if head is null or head.next == head: return null

3 tail.next = head.next

4 head = head.next; return head

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