3x5zub 2x5zu 1x5z 0x5zub zx5zu

e74zu d74z c74zub b74zu a74z

pg4z og4zub ng4zu mg4z lg4zub

0p3zub zp3zu yp3z xp3zub wp3zu

bz2zu az2z 9y2zub 8y2zu 7y2z