please add more cases.
This user (ALBERT ALEXANDER STONIER) appears to have gamed the system, with fraudulent "likes" of this unremarkable solution submitted by 'sock-puppet' accounts. —DIV
Magic is simple (for beginners)
Is it a number?
03 - Matrix Variables 4
Area of an equilateral triangle
If you have matrix A, create matrix B using matrix A as an "element"
ASCII code of a leter.
Area of a circle
Given the variable x as your input, multiply it by four, then divide it by two. Then put the result in y.
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