Convert a given number to its Roman representation.
For example, if the number is 98, it should display 'XCVIII'
copy of Problem 63.
Determine if input is a perfect number
Basic arrays operations.
02 - Vector Variables 3
03 - Matrix Variables 2
Find the dimensions of a matrix
Create the following sequence : 0 1 1 4 9 25 64 169 ...
Reverse a matrix
Concatenate two strings
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