@x = (1,2,3,4,5,6);
print STDOUT join(" ", map { sprintf "%7d", $_ } @x), "\n";

#outputs:
      1       2       3       4       5      6

##</code><code>##

@x = (123456);
print STDOUT join(" ", map { sprintf "%7d", $_ } map { split //, $_ } @x), "\n";

#outputs:
      1       2       3       4       5       6

##</code><code>##

my @x = (1,2,3,4,5,6);
my @new;
            
foreach my $x (@x) {
    push(@new, sprintf("%7d", $x));
}
     
print STDOUT join(" ", @new), "\n";

#outputs:
      1       2       3       4       5       6