Re^2: understand and prevent 'Out of memory!' during sub recursion

thanks choroba,

but why &inter if $_[0][0] does not act the same of your, working, &inter if grep @$_, @_ ?

Can you also expand a bit your last sentence?

There are no rules, there are no thumbs..
Reinvent the wheel, then learn The Wheel; may be one day you reinvent one of THE WHEELS.

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Re^3: understand and prevent 'Out of memory!' during sub recursion by choroba (Cardinal) on Nov 09, 2017 at 11:15 UTC
`$_[0][0]` only checks the first array, i.e. it fails if the first array is not the longest one. grep, on the other hand, checks all the arrays. ($q=q:Sq=~/;[c](.)(.)/;chr(-\|\|-\|5+lengthSq)`"S\|oS2"`map{chr \|+ord }map{substrSq`S_+\|`\|}3E\|-\|`7**2-3:)=~y+S\|`+$1,++print+eval$q,q,a, [download]	[reply] [d/l] [select]