use constant STEPPER_SEQUENCE => [
	[qw(1 0 0 1)], [qw(1 0 0 0)], [qw(1 1 0 0)], [qw(0 1 0 0)],
	[qw(0 1 1 0)], [qw(0 0 1 0)], [qw(0 0 1 1)], [qw(0 0 0 1)],
];
print 0+@{STEPPER_SEQUENCE()}, "\n";
print 0+@{+STEPPER_SEQUENCE}, "\n";
print 0+@{&STEPPER_SEQUENCE}, "\n";
__END__
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