find common ancestor in binary tree
Lead Software Test Engineer Interview Questions
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Roman to Int
Write code to reverse a linked list from its mid point. So 1->2->3->4->5->6->7 becomes 1->2->3->7->6->5->4
most interesting game?
Fairly standard fare. Know your algorithms and data structures, talk through your thought process, do your research on what their technology is, etc.
Implement atoi()
Asked question: Using an already implemented method Rand5() that generates a random integer between the ranges 1-5 uniformly. Using this method, implement a a new method that returns a random integer in the range 1-7 uniformly, i.e. Rand7(). Basically this is Rejection Sampling Algorithm. See http://leetcode.com/2010/11/rejection-sampling.html
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