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.
Select every other element of a vector
Twins in a Window
Implement simple rotation cypher
Given a 4x4 matrix, swap the two middle columns
find the roots of a quadratic equation
Dots in a Diamond
Dots in a Circle
Shifted Hexagonal Tiling Dots in a Circle
Hexagonal Tiling Dots in a Circle
Edges of a n-dimensional Hypercube
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