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

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