Reverse a Linked List
AnswerBot
9mo
Reverse a linked list by changing the direction of pointers
Create three pointers: prev, current, next
Iterate through the linked list, updating pointers to reverse the direction
Return the new head of t...read more
Anonymous
19d
function reverseList(head: ListNode | null): ListNode | null { let prev = null; let curr = head; while(curr !== null){ const currTemp = curr.next; curr.next = prev; prev = curr; curr = currTemp; } ret...read more
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