Return the volume of a regular n-simplex with a unit side length.
Results are up to 4*eps precision.
Neither string operations nor interpolations are allowed!
Good problem, in the sense that it disallows many of the hacks used to cook a problem.
Reverse Run-Length Encoder
Encode Roman Numerals
Find the "ordinary" or Euclidean distance between A and Z
Get the elements of diagonal and antidiagonal for any m-by-n matrix
Create a vector whose elements depend on the previous element
Dots in a Circle
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