IndexError

Level 1 of the Dungeon
(0, 0, D:1)
  a ring of flight {+Fly, !d}
(6, -14, D:1)
  a +0 whip
(9, -7, D:1)
  a +0 dagger
  2 stones
  a kobold corpse (skeletalised by now)
(10, -4, D:1)
  a +0 long sword
(13, 0, D:1)
  a +0 ring mail
(14, 5, D:1)
  a ball python skeleton
(23, -21, D:1)
  4 stones
(43, -19, D:1)
  a rat corpse (skeletalised by now)
(47, -14, D:1)
  a hobgoblin corpse (skeletalised by now)
(47, -7, D:1)
  a +0 club
(53, 19, D:1)
  a ball python corpse (skeletalised by now)
(55, -14, D:1)
  a bat skeleton
(55, 28, D:1)
  a hobgoblin corpse (skeletalised by now)
(61, 21, D:1)
  a +0 dagger
  a goblin corpse (skeletalised by now)
(68, -19, D:1)
  a +0 whip

Level 2 of the Dungeon
(0, 0, D:2)
  a ball python corpse (skeletalised by now)
(2, -37, D:2)
  a +0 sling
(6, -17, D:2)
  a bat corpse (skeletalised by now)
(24, -31, D:2)
  5 stones
(25, -7, D:2)
  a +0 robe
  a +0 dagger
  the human skeleton of Jessica
(26, -11, D:2)
  a bat skeleton
(28, -42, D:2)
  a +0 hand axe
  a +0 chain mail
(28, -17, D:2)
  a +0 robe
(29, -44, D:2)
  a +0 club
  a +0 club
  a goblin corpse (skeletalised by now)
(30, -44, D:2)
  a +0 club
(32, -33, D:2)
  6 stones
(34, -44, D:2)
  a +0 club
(36, -44, D:2)
  a +0 whip
  a +0 animal skin
  a +0 dagger
  a +0 dagger
  a +0 sling
  the hobgoblin corpse of Robin (skeletalised by now)
(40, -34, D:2)
  a jackal skeleton
(41, -37, D:2)
  a frilled lizard corpse (skeletalised by now)
  a jackal corpse (skeletalised by now)
(43, -10, D:2)
  a bat corpse (skeletalised by now)
(44, -7, D:2)
  a +0 dagger
(59, 12, D:2)
  a +0 sling

Level 3 of the Dungeon
(0, 0, D:3)
  a +0 dagger
(4, -17, D:3)
  a ball python skeleton
(6, 12, D:3)
  a +0 club
  a +0 club
  a kobold corpse (skeletalised by now)
(12, -6, D:3)
  a ball python skeleton
(19, -23, D:3)
  a +0 ring mail
(19, -5, D:3)
  3 boomerangs
  a +0 short sword
(25, 10, D:3)
  a +0 whip
(27, 9, D:3)
  a hobgoblin skeleton
(32, -14, D:3)
  a +0 leather armour
(34, -12, D:3)
  a ball python corpse (skeletalised by now)
(34, 19, D:3)
  a rat skeleton
(38, 6, D:3)
  a +0 club
(42, -16, D:3)
  an iguana corpse (skeletalised by now)
(43, 5, D:3)
  a bat skeleton
(45, -19, D:3)
  a ball python skeleton
(46, -27, D:3)
  an adder corpse (skeletalised by now)
(50, 7, D:3)
  a +0 scale mail
(52, 5, D:3)
  a +0 robe
(56, -27, D:3)
  a +0 mace

Level 4 of the Dungeon
(0, 0, D:4)
  a +0 club
(1, 9, D:4)
  a hobgoblin corpse (skeletalised by now)
(6, 2, D:4)
  a +0 leather armour
  a +0 club
  an orc skeleton
(6, 3, D:4)
  an adder skeleton
(7, 3, D:4)
  a +0 whip
  an orc skeleton
(8, 10, D:4)
  a +0 club
  a +0 leather armour
  a +0 whip
  an orc corpse (skeletalised by now)
(10, 12, D:4)
  a +0 club
  an orc corpse (skeletalised by now)
(11, -7, D:4)
  a +0 club
(13, 29, D:4)
  a +0 ring mail
(17, -6, D:4)
  a +0 ring mail
  a +0 dagger
  a +0 leather armour
  a +0 dagger
  the goblin corpse of Ijyb (skeletalised by now)
  an orc corpse (skeletalised by now)
(20, -2, D:4)
  a +0 robe
(22, 14, D:4)
  a +0 giant club
  an ogre skeleton
(25, 19, D:4)
  a hound skeleton
(26, 23, D:4)
  a +0 club
(30, 26, D:4)
  a beast talisman
(33, 20, D:4)
  a +0 chain mail
  a +0 whip
(49, 16, D:4)
  3 stones
(49, 24, D:4)
  a +0 sling
(53, 21, D:4)
  a ball python corpse (skeletalised by now)

Level 5 of the Dungeon
(0, 0, D:5)
  8 stones
(5, -9, D:5)
  a potion of cancellation
(6, 17, D:5)
  a ring of willpower
(8, 8, D:5)
  a scroll of fear
(10, 21, D:5)
  4 gold pieces