IndexError

Level 1 of the Dungeon
(0, 0, D:1)
  5 stones
(2, 7, D:1)
  a +0 club
  a +0 dagger
  a +0 dagger
(15, -7, D:1)
  4 stones
(21, -8, D:1)
  a +0 club
(29, 2, D:1)
  a +0 club
(30, -11, D:1)
  a +0 hand axe
(31, 19, D:1)
  a +0 short sword
(42, -5, D:1)
  a +0 whip of electrocution

Level 2 of the Dungeon
(0, 0, D:2)
  a +0 club
(3, -1, D:2)
  a +0 hand axe
(13, 0, D:2)
  a +0 long sword
(26, -5, D:2)
  a +0 club
(32, 5, D:2)
  a +0 club
(40, 15, D:2)
  a +0 dagger
(40, 17, D:2)
  a +0 club
(41, 10, D:2)
  a +0 club
(44, -26, D:2)
  a +0 whip
(45, -15, D:2)
  4 atropa-tipped darts

Level 3 of the Dungeon
(10, -26, D:3)
  5 stones
(37, -35, D:3)
  a +0 club
  2 stones
(41, 5, D:3)
  a +0 hand axe
(46, -14, D:3)
  a +0 dagger
(57, -13, D:3)
  a +0 whip

Level 4 of the Dungeon
(0, 0, D:4)
  a scroll of identify
(15, 18, D:4)
  4 stones
(21, 19, D:4)
  a +0 dagger
(33, 21, D:4)
  a potion of haste
(43, 10, D:4)
  a +0 dagger
  a stone
(46, 11, D:4)
  a +0 club
(64, 0, D:4)
  a +0 dagger

a sewer
(0, 0, Sewer)
  a rat corpse (skeletalised by now)
(1, 20, Sewer)
  a rat corpse (skeletalised by now)
(1, 26, Sewer)
  a +0 whip
(2, -13, Sewer)
  a +0 short sword
  a kobold corpse (skeletalised by now)
(2, 14, Sewer)
  a rat corpse (skeletalised by now)
(2, 27, Sewer)
  a +0 whip
  a kobold corpse (skeletalised by now)
(2, 28, Sewer)
  a +0 dagger
  7 poisoned darts
  a kobold corpse (skeletalised by now)
(3, 26, Sewer)
  a +0 dagger
  a stone
(4, 3, Sewer)
  an adder corpse
(4, 4, Sewer)
  a rat corpse
(5, 0, Sewer)
  a ball python corpse (skeletalised by now)
(5, 2, Sewer)
  a rat corpse (skeletalised by now)
  a rat corpse (skeletalised by now)
(9, -3, Sewer)
  a rat corpse (skeletalised by now)
(12, 18, Sewer)
  a ball python corpse
(13, 18, Sewer)
  a rat corpse
(13, 31, Sewer)
  a potion of heal wounds
(13, 32, Sewer)
  a scroll of identify
(14, -13, Sewer)
  a +0 dagger
  a stone
(14, -11, Sewer)
  a +0 short sword
  a +0 club
  a kobold corpse
(14, 24, Sewer)
  a +0 club
  3 stones
  a kobold corpse
(14, 25, Sewer)
  a rat corpse
(15, -12, Sewer)
  a +0 club
  4 stones
(15, 12, Sewer)
  a rat corpse
(15, 14, Sewer)
  an adder corpse
(15, 24, Sewer)
  a +0 dagger
  6 poisoned darts
(15, 25, Sewer)
  a +0 club
  2 stones
  a kobold corpse
(15, 27, Sewer)
  a +0 dagger
  a kobold corpse
(16, -11, Sewer)
  a +0 club
  5 stones
(16, 14, Sewer)
  a rat corpse
(16, 32, Sewer)
  a potion of haste
(17, 31, Sewer)
  2 potions of resistance
(17, 32, Sewer)
  a potion of resistance