Which language is best for learning data structures and algorithms?
How do you clear a stack?
What is the relationship between a queue and its underlying array?
Which is faster hashmap or treemap?
Why is hashing used?
Is array immutable?
What is a matrix?
How would you check if a binary tree is BST or not ? Write a program.
How can we reverse the order in the treemap?
On clicking a node in a tree, all the adjacent edges are turned on. Calculate min of clicks such that all the edges are turned on.
What is bubble insertion selection sort?
What is circular queue example?
What is the time complexity of hashmap get () and put () method?
What is data structure operations?
How do you find the second largest element in an array of integers?