Write numbers 2^1000 and 5^1000 in a decimal notation, next to each other. How many digits does the newly obtained number have?
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The database all of a sudden becomes very slow, what could be the cause of this?
An online retailer allows sellers to post different prices for the same product at different time intervals. Find an algorithm to return a list of sorted intervals with the lowest price.
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Convert a string to an integer
How can you satisfy egos of incompetent interviews?
Given a BST with leaf nodes having a numeric value, and nodes having the sum of values of its two children. Find an algorithm to find the maximum node within a tree.
How to implement a queue simply using two stacks and how to implement a highly efficient queue using two stacks.
Given two binary search trees, write function which tells if two such trees are the same – (i.e. same info in the nodes, same branching to left and right at every node).
Given a base 10 number, print the hexidecimal (base 16) representation of that number.
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