What is the main function c++?
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Given an array of size N in which every number is between 1 and N, determine if there are any duplicates in it. You are allowed to destroy the array if you like. [ I ended up giving about 4 or 5 different solutions for this, each supposedly better than the others ].
What is an Iterator class?
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What do you mean by stack unwinding in c++?
What is the stack?
What is a Default constructor?
What is format for defining a structure?
What is a down cast?
What is purpose of abstract class?
What are proxy objects?
What is the type of 'this' pointer? When does it get created?