Reindex a vector
Sophie Germain prime
Split a string into chunks of specified length
Length of the hypotenuse
Matlab Basics - Rounding II
Smallest n, for n! to have m trailing zero digits
Number of paths on a 3d grid
Fractal: area and perimeter of Koch snowflake
Under the sea: Snell's law & total internal reflection
The last non-zero digit of a factorial
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