Coloring [0 1 0 1 1 0 2] seems to work for test case 2, giving it a chromatic number of 3 rather than 4.
yes.. corrected. Thanks for pointing it out :-)
Convert a vector into a number
Set some matrix elements to zero
Generate a random matrix A of (1,-1)
How long until the weekend?
Find indices of diagonal elements
longest common substring : Skipped character version
Path of least resistance - Move all direction
possible ways through matrix
Diagonal of a Spiral Matrix
BLOCK x3 (Version 2)
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