IndexError

Level 1 of the Dungeon
(1, -1, D:1)
  a +0 club
(6, 18, D:1)
  a +0 dagger
(17, -4, D:1)
  4 stones
(18, 7, D:1)
  6 gold pieces
(21, -19, D:1)
  a +0 spear
(22, 14, D:1)
  a ring of poison resistance {rPois, !d}
(28, 0, D:1)
  a +0 dagger
(35, 0, D:1)
  a +0 leather armour
(36, 11, D:1)
  2 poisoned darts
(37, 12, D:1)
  a +0 club
(39, -8, D:1)
  8 stones
(39, 1, D:1)
  a +0 short sword
(44, -10, D:1)
  a +0 dagger
  a +0 dagger
(46, -12, D:1)
  a +0 dagger
(48, -14, D:1)
  a +0 dagger
(51, -10, D:1)
  a +0 ring mail

Level 2 of the Dungeon
(0, 0, D:2)
  a +0 whip
(3, -12, D:2)
  a +0 club
(4, 10, D:2)
  a +0 club
  a +0 club
(30, 3, D:2)
  a +0 chain mail
(36, 8, D:2)
  a +0 club
(43, 8, D:2)
  a +0 whip
(44, 23, D:2)
  a +0 dagger
(51, 34, D:2)
  a +0 dagger
(54, -6, D:2)
  a +0 plate armour

Level 3 of the Dungeon
[Shop] Ukiraco's Assorted Antiques
  a +0 ring mail (108 gold)
  a +0 helmet (121 gold)
  a scroll of teleportation (81 gold)
  a +0 club (27 gold)
  a scroll of teleportation (81 gold)
  a wand of mindburst (5) (189 gold)
  a +0 long sword (94 gold)
  a potion of magic (216 gold)
(0, 0, D:3)
  a dart slug corpse
(1, -22, D:3)
  a +0 dire flail
(11, -2, D:3)
  a +0 short sword
(12, -30, D:3)
  6 stones
(14, -16, D:3)
  a rat skeleton
(18, -10, D:3)
  a +0 leather armour
(21, -33, D:3)
  a +0 club
(22, -17, D:3)
  a +0 mace
  3 boomerangs
  a +0 leather armour
  a +0 club
  a +0 short sword
  an orc corpse (skeletalised by now)
  a bat corpse (skeletalised by now)
  an orc corpse (skeletalised by now)
  an orc corpse (skeletalised by now)
(22, -11, D:3)
  a +0 robe
(22, -8, D:3)
  a +0 club
(24, -20, D:3)
  a +0 dagger
(24, -17, D:3)
  a +0 club
  an orc corpse (skeletalised by now)
(26, -16, D:3)
  a +0 short sword
(28, -23, D:3)
  a +0 whip
(29, -18, D:3)
  a bat corpse (skeletalised by now)
(29, 7, D:3)
  3 stones
(31, -23, D:3)
  a +0 dagger
(36, -10, D:3)
  a bat corpse (skeletalised by now)