This user (ALBERT ALEXANDER STONIER) appears to have gamed the system, with fraudulent "likes" of this unremarkable solution submitted by 'sock-puppet' accounts. —DIV
Number of Horns on a unicorn!
Sum the Digits of a Number
Calculate distance travelled when given radius and rotations
Create an index-powered vector
Swap two numbers
Find the area of the four walls
Create the following sequence : 0 1 1 4 9 25 64 169 ...
Find the square of the sum of the digits of a number
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