Challenge: Linked List Cycle—Hashing
Explore how to detect cycles in linked lists by leveraging hashing methods in JavaScript. This lesson helps you understand cycle detection through hash tables, enabling you to solve practical linked list problems often seen in coding interviews.
We'll cover the following...
We'll cover the following...
Statement
Given the head of a linked list, check whether or not a cycle is present in the linked list. A cycle is present in a linked list if at least one node can be reached again by traversing the next pointer. If a cycle exists, return TRUE, otherwise return FALSE.
Constraints:
Let n be the number of nodes in a linked list.
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