Test cases have been added to this problem.
I don"t want dumplings!
All your base are belong to us
sum of first 'n' terms
Radians to Degrees
Area of square
Sum of Two Numbers
Opposite task convert string hexadecimal numbers array into array of decimal numbers .
Find cosine between two given vectors u and v.
Convert array of decimal numbers into binary numbers array.
Form a square matrix from four square sub-matrices
Display positive elements of matrix.
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