Efficiency

Level 1 of the Dungeon
(0, 4, D:1)
  a +0 robe
(7, -11, D:1)
  a +0 club
(9, -1, D:1)
  9 gold pieces

Level 2 of the Dungeon
(0, 0, D:2)
  19 arrows
(11, -4, D:2)
  22 arrows
(18, -5, D:2)
  a +0 short sword
(30, -9, D:2)
  a +0 dagger

Level 3 of the Dungeon
(0, 0, D:3)
  a +0 short sword
(4, -2, D:3)
  a stone
(5, -1, D:3)
  a stone
(12, -19, D:3)
  a +0 dagger
  a +0 leather armour
(12, -16, D:3)
  14 stones
(13, -35, D:3)
  a stone
(14, -35, D:3)
  a stone
(15, -34, D:3)
  a stone (still there?)
  a +0 dagger (still there?)
  a +0 leather armour (still there?)
(15, -33, D:3)
  a +0 falchion (still there?)
  a +0 club (still there?)
(17, -31, D:3)
  a +0 club
  (unseen)
(19, -13, D:3)
  a stone
(21, -4, D:3)
  a +0 club (still there?)
  a +0 club (still there?)
  a potion of magic (still there?)
  a scroll of enchant weapon (still there?)
  a goblin corpse (skeletalised by now) (still there?)
  a hobgoblin corpse (skeletalised by now) (still there?)

Level 4 of the Dungeon
(0, 0, D:4)
  14 stones
(1, -14, D:4)
  a +0 long sword
(3, 0, D:4)
  a hound corpse
(4, 7, D:4)
  9 gold pieces
(6, -14, D:4)
  a +0 leather armour
(15, -5, D:4)
  24 stones
(17, 18, D:4)
  a +0 hand axe
  a +0 leather armour
  a +0 club
  a +0 club
  a +0 leather armour
  a +0 short sword
  a +0 club
  an orc corpse (skeletalised by now)
  an orc corpse (skeletalised by now)
(18, 7, D:4)
  a +0 club
(20, 5, D:4)
  a +0 dagger
  a goblin corpse (skeletalised by now)

Level 5 of the Dungeon
(0, 0, D:5)
  a +0 mace
(1, -10, D:5)
  a dart slug corpse
(1, -5, D:5)
  13 stones
(3, -18, D:5)
  19 bolts
(3, -10, D:5)
  a +0 giant club
(7, -11, D:5)
  a book of Decay
(8, -7, D:5)
  a bullfrog corpse
(9, -20, D:5)
  a +2 robe of the Archmagi

Level 6 of the Dungeon
(0, 0, D:6)
  a curare-tipped dart
(2, 0, D:6)
  a howler monkey corpse
(3, -5, D:6)
  a +0 hunting sling
(3, -1, D:6)
  a +0 short sword
  a +0 ring mail
  the elf corpse of Duvessa
(4, -1, D:6)
  a +0 club