This doesn't seem to be possible anymore: http://stackoverflow.com/questions/28722723/matlab-bsxfun-no-longer-faster-than-repmat. Any chance of updating the problem with looser time tolerances?
This problem is meanless!
The solutions passed are not always fast than repmat, or just cheat(ex. using "tic")
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Penny flipping - calculate winning probability (easy)
Determine the number of odd integers in a vector
It's race time! Write a faster function than the test suite call of unique().
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