Doddy, the test suite does not check that the numbers are prime and five-digit. I recommend including assert(all(isprime(a)) && all(a > 9999 & a < 1e5)).
@ChrisR: your suggested tests have been added.
Find the sum of all the numbers of the input vector
Generate a vector like 1,2,2,3,3,3,4,4,4,4
Colon operator of two vectors
Compare two input matrices
Number Puzzle - 085
Number Puzzle - 058
Number Puzzle - 076
Number Puzzle - 111
Number Puzzle - 095
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