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$_ = [ 74, 116, 113, 113, 28, 92, 104, 104, ... {vec(${print${$j},$/;$j},$i++ ,8)=$$_[$i]+$i;$$_[$i]&&redo}
$_=[$j=#]; 101, 98, 102, 108, 28, 69, 111, 108, 108, 23, ... $i=$j-$j]; {vec($j,$i++,8)=$$_[$i]+$i;$$_[$i]&&redo||`$j`}