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if (($arr =~ / (\w*)(def)(\d{8})/) && ($arr =~ /(\w*)(abc)(\d{5})/)) {
if (( my ($c1, $c2, $c3) = $arr =~ /(\w*)(abc)(\d{5})/) && ( my ($c4, $c5, $c6) = $arr =~ / (\w*)(def)(\d{8})/)) {