say (round (0 - 4)),
say (round (0 - 4.2)),
say (round (0 - 4.5)),
say (round (0 - 4.8)),
say (round (0 - 5)),

say (round 4),
say (round 4.2),
say (round 4.5),
say (round 4.8),
say (round 5),