IndexError

Level 1 of the Dungeon
(0, 0, D:1)
  a +0 dagger
  5 stones
(2, -4, D:1)
  a frilled lizard corpse (skeletalised by now)
(2, 4, D:1)
  a +0 short sword
  a stone
  a kobold skeleton
(20, -25, D:1)
  a +0 club
  a goblin corpse (skeletalised by now)
(29, 4, D:1)
  a +0 dagger
(29, 15, D:1)
  a +0 club
(31, -13, D:1)
  a +0 scale mail
(32, -25, D:1)
  a +0 dagger
(32, 12, D:1)
  a +0 ring mail
(33, -16, D:1)
  a hobgoblin skeleton
(34, -20, D:1)
  a +0 club
  a +0 dagger
  a goblin skeleton
  a goblin skeleton
(37, 15, D:1)
  a +0 short sword
(47, -5, D:1)
  a hobgoblin skeleton
(49, 4, D:1)
  a hobgoblin skeleton
(50, 1, D:1)
  a frilled lizard skeleton

Level 2 of the Dungeon
(0, 0, D:2)
  9 gold pieces
(2, 7, D:2)
  16 gold pieces

Level 3 of the Dungeon
(0, 0, D:3)
  a +0 dagger
  5 stones
  a kobold corpse
(1, 1, D:3)
  a frilled lizard corpse
(7, -13, D:3)
  14 gold pieces