LeetCode: Linked List Cycle II Solution
Same as LC 141, but different in returnApproach
Same as LeetCode 141, but returns node instead of
true/false
Implementation
1var detectCycle = function (head) {2 if (!head) return null3 if (head.visited) return head4 head.visited = true5 return detectCycle(head.next)6}
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Tags
leetcode
linked list
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