How can avl tree be useful in all the operations as compared to binary search tree?
Why do we use linked lists?
What is the difference between array and stack?
Which is the parent class of linkedhashset class?
Can we use any class as map key?
How to reverse a linked list iterative algorithm?
Check if duplicates exist in an array of N which has range 1 to N.
List the two important key points of depth first search?
Why do we need searching algorithms?
What is hashing technique?
Can you declare an array without assigning the size of an array?
What is binary tree used for?
Differentiate between hashset and hashmap.