IndexError

Level 1 of the Dungeon
(0, 0, D:1)
  5 stones
(2, 0, D:1)
  3 stones
(11, -23, D:1)
  a +0 dagger
(20, 18, D:1)
  a +0 spear
(22, -18, D:1)
  a +0 dagger
(23, 14, D:1)
  a +0 dagger
(29, 6, D:1)
  a +0 short sword
(30, -16, D:1)
  a +0 dagger

Level 2 of the Dungeon
(0, 0, D:2)
  a +0 club
(8, -10, D:2)
  a +0 ring mail
(31, -10, D:2)
  a +0 robe
(32, -14, D:2)
  a +0 short sword
(32, -11, D:2)
  a +0 robe
(33, -29, D:2)
  a +0 club
(33, 1, D:2)
  a +0 chain mail
(36, -33, D:2)
  a +0 leather armour
(38, -28, D:2)
  5 stones
(48, -15, D:2)
  a +0 dagger
  5 stones
(52, -2, D:2)
  a +0 robe

Level 3 of the Dungeon
(0, 0, D:3)
  a +0 club
(1, 0, D:3)
  a +0 mace
  an orc corpse
(2, 0, D:3)
  a +0 short sword
  a +0 flail
(11, -12, D:3)
  a +0 cloak
(12, -10, D:3)
  a bat corpse
(12, -9, D:3)
  a hobgoblin corpse
(29, -13, D:3)
  a rat corpse (skeletalised by now)
(29, -11, D:3)
  a potion of cancellation