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#!/bin/bash ... diff "${a[@]:0:$b}" \ <(xmllint --c14n "$f1" |xmllint --format -) \ <(xmllint --c14n "$f2" |xmllint --format -)
($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,