From an interview: Removing rows and columns in an n×n matrix to maximize the sum of remaining value

Posted by cseric on Stack Overflow See other posts from Stack Overflow or by cseric
Published on 2009-11-12T08:25:46Z Indexed on 2010/04/30 9:37 UTC
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Given an n×n matrix of real numbers. You are allowed to erase any number (from 0 to n) of rows and any number (from 0 to n) of columns, and after that the sum of the remaining entries is computed. Come up with an algorithm which finds out which rows and columns to erase in order to maximize that sum.

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