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
Back and Forth Rows
How many jokers?
Sum the 'edge' values of a matrix
Replacing a row
Matrix of almost all zeros, except for main diagonal
Create a Matrix of Zeros
Create a Standard Size Vector
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