A simple example implementation of the Compressed Sparse Row method for efficient operations on sparse matrices. Includes a basic linear algebra library for the handling of regular dense matrices ...

One year ago today, we stood in this spot and introduced our movies trivia grid game, Cinematrix. The response from our readers was immediate, and the enthusiasm has only continued to grow ...

You are given an n x n binary matrix grid. You are allowed to change at most one 0 to be 1. Return the size of the largest island in grid after applying this operation. An island is a 4-directionally ...