I think you have your W and H mixed up in your example and test suite.
Thanks James, I've fixed it now.
I also used round, but I not seen to be the best solution.
36.6/20.6==16/9 is false.
The values from the test suite are also inaccurate.
Make a checkerboard matrix
Column norms of a matrix
Angle between Two Vectors
MATCH THE STRINGS (2 CHAR) very easy
Number of digits in an integer
Give the Shortest Path Through The Maze
Guess the Coefficients!
Number of Circles in a Number
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