This user (ALBERT ALEXANDER STONIER) appears to have gamed the system, with fraudulent "likes" of this unremarkable solution submitted by 'sock-puppet' accounts. —DIV
Colon operator of two vectors
Is it an Armstrong number?
Volume and area of a sphere
Find a Pythagorean triple
Area of a circle
Reverse a matrix
Find the square of the sum of the digits of a number
Find the dimensions of a matrix
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