Given an input x, return y, which is equal to the square of x.
This user (ALBERT ALEXANDER STONIER) appears to have gamed the system, with fraudulent "likes" of this unremarkable solution submitted by 'sock-puppet' accounts. —DIV
Get the length of a given vector
Sum the Digits of a Number
Say something funny
Reverse a matrix
Create a Matrix of Zeros
Create a Standard Size Vector
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