use Test::More qw(no_plan);
use Math::Subsets::List;
my $a = '';
ok 8 == subsets {$a .= "@_\n"} 1..3;
ok $a eq << 'end';
3
2
2 3
1
1 3
1 2
1 2 3
end
use Test::More qw(no_plan);
use Math::Subsets::List;
my $a = '';
ok 8 == subsets {$a .= "@_\n"} 1..3;
ok $a eq << 'end';
3
2
2 3
1
1 3
1 2
1 2 3
end