I suggest adding additional test cases to make the problem stronger.
Given an unsigned integer x, find the largest y by rearranging the bits in x
Is this triangle right-angled?
Find the square of the sum of the digits of a number
Divisible by 2
Rotate a matrix for 180 degree
Automatic String Editing
Check if inputted variable is a string or a number
Matrix element wise multiplication
Sum two matrices
Simple Vector Addition
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