s='A fractal is a natural phenomenon or a mathematical set that exhibits a repeating pattern that displays at every scale'
result = 12
Remove the polynomials that have positive real elements of their roots.
Back to basics 21 - Matrix replicating
How many trades represent all the profit?
02 - Vector Variables 4
Return the amount of palindromes (words) in the string.
Solve the system of equations.
Check if a string starts with another string
Create cotangent function out of sine.
Calculate the centroid of a triangle
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