Does set allow null values?
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Write an algorithm to find middle element in the linked list.
What you mean by sorting?
Can hashtable have duplicate values?
Explain set interface?
Can we put null value in hashmap?
What are the goals of data structure?
Provide an algorithm to reverse a linked list without using recursion.
What is heap with example?
When is a binary search algorithm best applied?
Can treeset have duplicates?
Is collection a class or interface?
Where is insertion sort used?