This problem has been polished along with an enhanced test suite.
Reverse Run-Length Encoder
Number of digits in an integer
Swap two numbers
Side of a rhombus
Array of Ones
Convert array of decimal numbers into hexadecimal numbers array.
Create a square matrix with given conditions
Set x value to each odd index of vector y.
Find the volume of cone
Find product of eigenvalues of n*n magic matrix.
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