IndexError

Level 1 of the Dungeon
(5, -18, D:1)
  a +0 whip
(5, -14, D:1)
  5 stones
(16, -16, D:1)
  6 stones
  a +0 short sword
(16, -2, D:1)
  a +0 short sword
  2 stones
(35, -25, D:1)
  a +0 short sword
(35, -7, D:1)
  7 stones
(36, -17, D:1)
  a stone
  a +0 club
(40, -17, D:1)
  a +0 short sword

Level 2 of the Dungeon
(0, 0, D:2)
  a +0 club
(1, -4, D:2)
  a +0 club
(13, 5, D:2)
  8 stones
(18, -15, D:2)
  a +0 club
(33, -36, D:2)
  a +0 spear

Level 3 of the Dungeon
(0, 0, D:3)
  a +0 whip
  an orc corpse (skeletalised by now)
(1, -2, D:3)
  a +0 dagger
  a +0 club
  an orc corpse (skeletalised by now)
  an orc corpse (skeletalised by now)
(1, -1, D:3)
  a +0 falchion
(2, 1, D:3)
  a +0 dagger
  an orc corpse
(11, -1, D:3)
  a +0 dagger
  a goblin corpse
(25, 2, D:3)
  a +0 dagger
  a goblin corpse
(25, 3, D:3)
  a river rat corpse
(25, 6, D:3)
  a +0 club