Please don't use tangent and sine functions
Not a general solution. Passes only due to small number of cases in the Test Suite.
Sort a list of complex numbers based on far they are from the origin.
Getting logical indexes
Rotate a Matrix by 90 degrees
Who has power to do everything in this world?
Create tangent function out of sin and cos
Recursion at variable input
Add Me To Death (Sum sum sum)
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