Knowing that 123-45-67+89=100, write a function that gives this result for any order of the digits in the input. Otherwise, the function should give 'NaN'.
Determine whether a vector is monotonically increasing
Find the longest sequence of 1's in a binary sequence.
fly fly away
Find a Pythagorean triple
I Plead the Fifth
Double the next!
Get the mean digit
Sum of a geometric series
Approximate the inverse tangent by power series
Ratio between sum of primer numbers and non-prime numbers
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