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Given a node in a binary tree, implement the algorithm for finding its next in-order node in the containing tree.

511 views Amin A.

You have a directed connected graph. Write an algorithm that detects any cycle, if one exists, and returns a list of its nodes.

556 views Amin A.

Implement the algorithm to reverse a singly linked list.

489 views Amin A.

Given a Singly Linked List, write an algorithm to find the middle node. You may not use more than one loop of any kind.

492 views Amin A.

A linked list is given. Write an algorithm that detects whether it's a singly linked list or a circularly linked list.

454 views Amin A.