It needs more than one test
agree! it is easy to cheat!
to easy to cheat
The only valid excuse for cheating is when the test suite is broken since we cannot fix it. Kobayashi Maru.
Return unique values without sorting
Make a random, non-repeating vector.
Reverse the elements of an array
select the primes of a vector
Matrix with different incremental runs
Duplicate each element of a vector.
vectorization in N
A quadrant matrix
Remove NaN ?
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