What is pivot in quicksort?
Explain what are the major data structures used in the hierarchical data model?
Is hashmap faster than arraylist?
How do you sort an arraylist?
Why is hashset used?
Define an algorithm. What are the properties of an algorithm?
Which is better hashmap or hashtable?
What is data and data structure?
Define circular list?
Which language is best for learning data structures and algorithms?
How to reverse a linked list iterative algorithm?
Write is a binary search tree? Write an algorithm and tell complexity?
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why do tree always takes o(log n) time?