Programming Interview Questions | Arden DertatArden Dertat
The complete list of all my programming interview question articles with pointers to original posts. There are 28 questions in total, and since 28 is a perfect number (as Donald Knuth also mentioned) I decided that's a good place to stop.
1. Array Pair Sum
Given an integer array, output all pairs that sum up to a specific value k.
2. Matrix Region Sum
Given a matrix of integers and coordinates of a rectangular region within the matrix, find the sum of numbers falling inside the rectangle. Our program will be called multiple times with different rectangular regions from the same matrix.
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