IndexError

Level 1 of the Dungeon
(0, 0, D:1)
  a +0 club
(1, 1, D:1)
  a +0 spear
(4, -18, D:1)
  3 stones
(17, -19, D:1)
  a +0 whip
(23, 3, D:1)
  5 stones
(26, -2, D:1)
  a +0 club
(26, 1, D:1)
  3 stones
(27, -21, D:1)
  a +0 robe
(39, 9, D:1)
  4 poisoned darts
(40, 9, D:1)
  a +0 short sword
(46, 7, D:1)
  5 stones

Level 2 of the Dungeon
(0, 0, D:2)
  a +0 ring mail
(4, -2, D:2)
  a +0 hand axe
(13, -29, D:2)
  a +0 chain mail
(15, -37, D:2)
  a +0 whip
  5 stones
(15, -34, D:2)
  an adder corpse
(16, -25, D:2)
  a +0 club
(17, -10, D:2)
  a +0 dagger
(25, -19, D:2)
  a +0 club
(26, -9, D:2)
  a +0 plate armour

Level 3 of the Dungeon
(0, 0, D:3)
  a potion of heal wounds
(1, 7, D:3)
  7 stones
(13, 5, D:3)
  a +0 club
  a +0 leather armour
(13, 9, D:3)
  a +0 whip
(14, 6, D:3)
  a +0 dagger
  a +0 robe