IndexError

Level 1 of the Dungeon
(1, 15, D:1)
  a +0 club
(6, 12, D:1)
  a +0 ring mail
(17, 17, D:1)
  a +0 plate armour
(18, 0, D:1)
  a +0 dagger
(20, 37, D:1)
  a +0 ring mail
(22, 21, D:1)
  a +0 chain mail
(38, 23, D:1)
  7 stones
(44, 7, D:1)
  a +0 scale mail

Level 2 of the Dungeon
(0, 0, D:2)
  a rat corpse
(10, -10, D:2)
  a +0 quarterstaff
(17, 24, D:2)
  a +0 club
  a +0 sling
  a goblin corpse
(19, 7, D:2)
  a +0 short sword
  4 stones
(19, 24, D:2)
  a +0 club
(20, 4, D:2)
  a +0 dagger
(20, 23, D:2)
  a +0 spear
  a gnoll corpse
(20, 24, D:2)
  a +0 dagger
  a +0 whip
(21, -5, D:2)
  a +0 club
  5 stones
(21, 20, D:2)
  a +0 spear
(21, 24, D:2)
  a +0 club
  9 gold pieces
  a +0 club
  a goblin corpse
(25, 6, D:2)
  a +0 leather armour
(36, 5, D:2)
  13 gold pieces