zero

Level 1 of the Dungeon
(1, 6, D:1)
  a +0 dagger
(2, 0, D:1)
  a +0 club
(2, 7, D:1)
  a +0 short sword
(2, 8, D:1)
  22 arrows
(2, 11, D:1)
  a book of Necromancy
(7, 11, D:1)
  a scroll of blinking
(12, -28, D:1)
  a +0 whip
(13, -6, D:1)
  a +0 short sword
(19, -23, D:1)
  a +0 robe
(22, -21, D:1)
  a +0 robe
(23, -20, D:1)
  a +0 chain mail
(33, 3, D:1)
  a +0 robe

Level 2 of the Dungeon
(4, -1, D:2)
  a +0 dagger

Level 4 of the Dungeon
(0, 0, D:4)
  a +0 ring mail
(4, 32, D:4)
  a book of Pain
(4, 33, D:4)
  10 poisoned darts
(21, -6, D:4)
  a +0 dagger
  22 stones
  a +0 scale mail
(28, -4, D:4)
  a +0 dagger
(46, 3, D:4)
  a +0 mace
(52, 21, D:4)
  24 stones

Level 5 of the Dungeon
(0, 0, D:5)
  a +0 dagger (still there?)
  a +0 robe (still there?)
  an orc corpse (still there?)