use Test::More qw(no_plan);
use Math::Subsets::List;
my $a = '';
ok 4 == subsets {$a .= "@_\n"} 1..2;
ok $a eq << 'end';
2
1
1 2
end
use Test::More qw(no_plan);
use Math::Subsets::List;
my $a = '';
ok 4 == subsets {$a .= "@_\n"} 1..2;
ok $a eq << 'end';
2
1
1 2
end