It's pretty easy as is: 
use List::Util qw/max min/;
my @result = map max($s1,$a[$_])..min($s2,$b[$_]), 0..$#a;

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and only slightly different using an AoA: 
my @result = map max($s1,$_->[0])..min($s2,$_->[1]), @AoA;

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In reply to Re: array of arrays or not by ysth
in thread array of arrays or not by coldy

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