Please use Laptop/Desktop or any other large screen for the Mock Interview Session.
Linked List Cycle and Merge Sorted Lists
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Detect Cycle in Linked List
Given a singly linked list, check whether the list contains a cycle or not.
A cycle occurs if a node in the list points back to a previous node, forming a loop.
Return true if a cycle is present else return False.
Constraints
- Number of nodes in the list is between 1 and 5 × 104.