How to get top two numbers from an array?
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How can we delete any specific node from the linked list?
Define linear data structures?
Is hashmap a collection?
Explain the priority queue?
What is the minimum number of queues that can be used to implement a priority queue?
Why is merge sort faster?
Is array immutable?
What are the advantages of linked list over an array?
How do you sort in ascending order in arraylist?
What is array and string?
Difference between arraylist and linkedlist?
Define shortest path?