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? ;-)
Equal to their cube
Area of a disk
Determine the length of a string of characters
y equals x divided by 2
Find the area of the four walls
Concatenate two strings
Find the square of the sum of the digits of a number
Reverse a matrix
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