Just find the number of columns of the given matrix.
x = [1 2
y = 2
Maby this one needs some more test suites ;)
improve test suit
Maybe more test cases here? ;-)
Find all elements less than 0 or greater than 10 and replace them with NaN
First non-zero element in each column
Return elements unique to either input
Remove the positive integers.
Test Problem; Create a 5x5 array containing all ones
Find the area of the four walls
Find the square of the sum of the digits of a number
Convert a number to its Roman representation
Create the following sequence : 0 1 1 4 9 25 64 169 ...
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