Write a function to find the 5th root of a number.
It sounds easy, but the typical functions are not allowed (see the test suite), so you'll need to find a non-standard method to solve the problem.
Back to basics 15 - Benchmark
Find best placement for ordered dominoes (harder)
Create a square matrix of multiples
Vectorize the digits of an Integer
Approximation of Pi (vector inputs)
Divisible by n, Truncated-number Divisors
Temperature Conversion Utility (Strings)
Rule of mixtures (composites) - other bound
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