For given input matrix a, rotate it by 90 degrees and find the sum of the diagonals.
1 2 3 4
5 6 7 8
8 10 12 -2
-1 -3 -5 -7
Back to basics 12 - Input Arguments
Specific Element Count
Make a random, non-repeating vector.
Equal to their cube
Basics: counting digits of a number irrespective of the sign
Calculating the total earnings of a factory
Check if there are white spaces in the input string
Raise each element to the power of its index in a matrix
Product of all elements in an array
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