This user (ALBERT ALEXANDER STONIER) appears to have gamed the system, with fraudulent "likes" of this unremarkable solution submitted by 'sock-puppet' accounts. —DIV
Make one big string out of two smaller strings
Rotate a Matrix by 90 degrees
Reverse a matrix
Evaluating a polynomial
Finding perimeter of a rectangle
Find the dimensions of a matrix
Find the square of the sum of the digits of a number
Find the area of the four walls
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