I think you have to improve the test suite
How to find the position of an element in a vector without using the find function
First non-zero element in each column
Matlab Basics - Rounding I
find the surface area of a cube
Create a square matrix of multiples
Pythagorean perfect squares: find the square of the hypotenuse and the length of the other side
Find the largest value in the 3D matrix
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