floatRand

the Dungeon
(0, 0, D)
  a -1,+1 orcish dagger
  (unseen)
(1, 0, D)
  3 arrows
(4, 0, D)
  a bat corpse
(6, 0, D)
  a rat corpse
  a +0,+0 short sword
  a +0,+0 club
  a goblin corpse