use strict;
use warnings;

my @streams;
my @spaces;

push ((0 ? @streams : @spaces), 0);
push ((1 ? @streams : @spaces), 1);

print "$]\n";
print "Streams: '@streams'\n";
print "Spaces: '@spaces'\n";

##</code><code>##

5.016003
Streams: '1'
Spaces: '0'