IndexError

Level 1 of the Dungeon
(0, 0, D:1)
  a +0 short sword
(0, 6, D:1)
  a rat skeleton
(2, 5, D:1)
  a bat skeleton
(3, 4, D:1)
  a bat skeleton
(4, 4, D:1)
  a +0 club
(6, 23, D:1)
  a +0 dagger
  a goblin skeleton
(8, 2, D:1)
  a frilled lizard skeleton
(10, -4, D:1)
  a +0 robe
(10, 16, D:1)
  a bat skeleton
(18, 5, D:1)
  5 stones
(19, 8, D:1)
  a +0 ring mail
(20, 4, D:1)
  4 stones
(26, 9, D:1)
  a frilled lizard skeleton
(27, 15, D:1)
  a +0 leather armour
(39, -12, D:1)
  a goblin corpse (skeletalised by now)

Level 2 of the Dungeon
(0, 0, D:2)
  4 stones
(0, 19, D:2)
  a +0 club
(0, 31, D:2)
  a +0 whip
  a stone
(8, 25, D:2)
  a +0 robe
(11, 3, D:2)
  a +0 hand axe
(12, 3, D:2)
  a +0 club
  a +0 leather armour
  an orc skeleton
(13, 3, D:2)
  a +0 club
(14, 3, D:2)
  a +0 dagger
  a +0 robe
(20, 26, D:2)
  a +0 spear
(21, 30, D:2)
  a +0 dagger
  a goblin skeleton
(22, 29, D:2)
  a +0 ring mail
(28, 31, D:2)
  an adder skeleton
(29, 18, D:2)
  4 poisoned darts
(31, 20, D:2)
  a quokka skeleton
(32, 33, D:2)
  5 stones
  a +0 dagger
  a quokka skeleton
(44, 33, D:2)
  a bat corpse (skeletalised by now)

Level 3 of the Dungeon
[Shop] Wotul's Antique Armour Boutique
  a +0 ring mail (116 gold)
  a +0 plate armour (667 gold)
  a +0 plate armour of poison resistance (783 gold)
  a +2 chain mail of positive energy (536 gold)
  a +0 scale mail (116 gold)
  a +0 robe (20 gold)
  the +5 scale mail of Pride {+Inv rC+ Dex+3 SInv} (1754 gold)
    Dex+3:      It affects your dexterity (+3).
    rC+:        It protects you from cold.
    SInv:       It lets you see invisible.
    +Inv:       It lets you turn invisible.
(0, 0, D:3)
  4 stones
  a +0 club
  a kobold skeleton
(0, 4, D:3)
  a bat skeleton
(2, -3, D:3)
  6 stones
(16, -15, D:3)
  2 boomerangs
(25, -6, D:3)
  a +1 ring mail of fire resistance
  a +0 trident
  the human skeleton of Terence
(25, 2, D:3)
  a +0 club
(26, 24, D:3)
  a +0 flail
  a +0 hand axe
  a +0 scale mail
  an orc skeleton
  an orc skeleton
(28, 25, D:3)
  a +0 trident
  an orc skeleton
(29, 7, D:3)
  5 stones
(30, -6, D:3)
  a +0 mace
(31, -5, D:3)
  a +0 great mace
(31, 13, D:3)
  a +0 club
(32, -8, D:3)
  a +0 dagger
(37, 20, D:3)
  a +0 robe
(40, -8, D:3)
  a rat skeleton
(41, 5, D:3)
  a bat skeleton
(41, 23, D:3)
  a rat skeleton
(45, 16, D:3)
  a +0 dagger
(52, 21, D:3)
  a frilled lizard skeleton
(56, -7, D:3)
  a +0 hand axe
  a hobgoblin corpse (skeletalised by now)
(56, -5, D:3)
  a +0 dagger
  a +0 leather armour
  the goblin corpse of Ijyb (skeletalised by now)

Level 4 of the Dungeon
(0, 0, D:4)
  a +0 falchion
  a +0 leather armour
  the human corpse of Eustachio (skeletalised by now)
(14, 10, D:4)
  an adder corpse (skeletalised by now)
(18, 16, D:4)
  2 poisoned darts
(25, 12, D:4)
  a +0 leather armour
(27, -2, D:4)
  5 stones
(34, -2, D:4)
  a +0 hand axe
(35, 9, D:4)
  a +0 arbalest
  a +0 flail
  an orc corpse (skeletalised by now)
(37, 17, D:4)
  a +0 dagger
  a kobold corpse (skeletalised by now)
(39, 7, D:4)
  a +0 flail
(42, 13, D:4)
  a +0 flail
(48, 20, D:4)
  4 stones
(52, 23, D:4)
  a +0 dagger
  an orc corpse (skeletalised by now)
(53, 23, D:4)
  a +0 dagger
  a +0 robe
(57, 32, D:4)
  a +0 leather armour
(58, 26, D:4)
  a +0 dagger
  a +0 scale mail
(60, 32, D:4)
  a +0 dagger
  a +0 leather armour
  a +0 hand axe
  an orc corpse (skeletalised by now)
(61, 30, D:4)
  a +0 robe
(61, 31, D:4)
  a +0 dagger
  a +0 robe