IndexError

Level 1 of the Dungeon
(0, 0, D:1)
  an inkwell talisman
(2, -8, D:1)
  a +0 dagger
  a goblin corpse (skeletalised by now)
(5, 13, D:1)
  a +0 robe
(17, -4, D:1)
  a +0 whip
(19, 0, D:1)
  a +0 dagger
  3 stones
  a kobold skeleton
(19, 4, D:1)
  a +0 dagger
  2 stones
  a kobold skeleton
  a ball python skeleton
(19, 23, D:1)
  a +0 leather armour
(29, 35, D:1)
  a +0 sling
(33, 17, D:1)
  a +0 short sword
(49, 19, D:1)
  4 stones
  a +0 dagger
  a jackal skeleton
(51, 29, D:1)
  a +0 spear

Level 2 of the Dungeon
(0, 0, D:2)
  an inkwell talisman
(4, 8, D:2)
  a +0 hand axe
(6, 2, D:2)
  a +0 club
  a gnoll corpse (skeletalised by now)
(7, 3, D:2)
  a +0 halberd
(17, 13, D:2)
  a +0 leather armour
(18, 13, D:2)
  a +0 sling
(25, 41, D:2)
  a +0 club
  a goblin corpse (skeletalised by now)
(29, 23, D:2)
  a +0 whip
(31, -5, D:2)
  a +0 chain mail
(32, 5, D:2)
  a +0 dagger
  4 stones
(40, -3, D:2)
  a hobgoblin corpse (skeletalised by now)
(41, 7, D:2)
  a +0 whip
(47, 24, D:2)
  a ball python skeleton

Level 3 of the Dungeon
(6, -7, D:3)
  a +0 dagger
(11, -3, D:3)
  a +0 sling
(15, -16, D:3)
  a +0 whip of chaos
  a +2 short sword of chaos
  a +0 short sword of chaos
(22, -15, D:3)
  a +0 club
  a +0 club
  a kobold corpse
(24, -15, D:3)
  a kobold corpse
  a kobold corpse
(28, -1, D:3)
  a bat skeleton
(32, -35, D:3)
  a hobgoblin corpse (skeletalised by now)
(42, -17, D:3)
  a +0 leather armour

Level 4 of the Dungeon
(0, 0, D:4)
  11 gold pieces
(35, 33, D:4)
  a throwing net
(36, 34, D:4)
  a +0 club
  a +0 leather armour
  an adder corpse
(37, 35, D:4)
  a +0 spear
  a throwing net
(38, 37, D:4)
  15 gold pieces
(41, 40, D:4)
  a +0 club
  a gnoll corpse
(61, -5, D:4)
  a parchment of Plasma Beam