Find the sum of all the numbers of the input vector
Return the first and last characters of a character array
Count up then down
Circular Primes (based on Project Euler, problem 35)
Write a function man that takes a row vector v and returns a matrix H as follows..
Mean number of letters per word (Hard)
Return the sequence element I
Optimally fill a container with elements of different sizes
Sorting integers by their digits (Level 3)
Regular polygon bounded by and bounding a circle
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