Interview Questions asked in Cognizant
Boundary Traversal Of Binary Tree EASY
Perform boundary trversal on a given binary tree.
Binary Tree RecursionReverse A Linked List EASY
Given a linked list, reverse the direction of nodes in the list.
Linked List RecursionDeletion In Binary Search Tree MEDIUM
Delete a node from BST (Binary Search Tree) such that the resultant tree is also a BST.
Binary Tree RecursionDetect And Remove Loop From A Linked List MEDIUM
Given a linked list, check if it has a loop. If yes, remove the loop.
Linked ListTime Difference Problem MEDIUM
Given two time values, generate the time difference string.
Misc String