IndexError

Level 3 of the Dungeon
(12, -10, D:3)
  a +0 dagger
  a kobold corpse
(28, -3, D:3)
  a +0 short sword
(30, -1, D:3)
  a scroll of teleportation

Level 4 of the Dungeon
[Shop] Kapoasm's Firing Range
  5 boomerangs (32 gold)
  11 sling bullets (71 gold)
  a +0 fustibalus (195 gold)
  a +0 longbow (58 gold)
  a +0 shortbow (39 gold)
  4 large rocks (36 gold)
  a +0 hunting sling (19 gold)
  a +0 triple crossbow (130 gold)
(0, 0, D:4)
  a bolt
(0, 4, D:4)
  a bolt
(1, 2, D:4)
  a bolt
(1, 4, D:4)
  an arrow
  a bolt
(2, 3, D:4)
  a sling bullet
(3, 12, D:4)
  an adder corpse (skeletalised by now)
(8, 4, D:4)
  24 stones

Level 5 of the Dungeon
(0, 0, D:5)
  a +0 dagger
(5, -1, D:5)
  a +0 whip
  a +0 leather armour
(22, 5, D:5)
  a +0 dagger
  a +0 scale mail
  a +0 mace
  a +0 mace of holy wrath
  a +0 ring mail
(23, 12, D:5)
  a +0 glaive
(28, 17, D:5)
  a +0 ring mail