in reply to Re^2: Which Permute or other module can give me all possible subsets of 6 numbers out of 40?
in thread Which Permute or other module can give me all possible subsets of 6 numbers out of 40?
Because the print returns 1, and we need the (??{...}) block to return something that does not match, to cause the regex engine to backtrack.
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Re^4: Which Permute or other module can give me all possible subsets of 6 numbers out of 40?
by choroba (Cardinal) on Apr 11, 2018 at 13:33 UTC |