Efficiency

Level 1 of the Dungeon
(0, 0, D:1)
  a ball python corpse (skeletalised by now)
(5, 1, D:1)
  a hobgoblin corpse (skeletalised by now)
(15, -30, D:1)
  21 bolts
(18, -24, D:1)
  a +0 leather armour
(18, -22, D:1)
  a +0 mace
(19, -29, D:1)
  a +0 club
  a +0 club
(23, -21, D:1)
  5 gold pieces
(23, 2, D:1)
  a +0 dagger
(24, -28, D:1)
  22 bolts
(26, 2, D:1)
  a bat corpse (skeletalised by now)
(27, -1, D:1)
  a rat corpse (skeletalised by now)
(27, 2, D:1)
  a ball python corpse (skeletalised by now)
(27, 3, D:1)
  a ball python corpse (skeletalised by now)
(29, -1, D:1)
  a rat corpse (skeletalised by now)
(33, -3, D:1)
  a frilled lizard corpse (skeletalised by now)
(37, -3, D:1)
  a +0 leather armour

Level 2 of the Dungeon
(0, 0, D:2)
  a +0 club
(1, -5, D:2)
  a +0 dagger
  a goblin corpse
(3, 3, D:2)
  20 stones
(7, 8, D:2)
  16 stones
(10, -5, D:2)
  9 gold pieces
(19, -7, D:2)
  a rat corpse (skeletalised by now)
(20, -5, D:2)
  a hobgoblin corpse (skeletalised by now)
(21, -8, D:2)
  2 gold pieces

Level 3 of the Dungeon
(0, 0, D:3)
  a +0 short sword of draining
  5 stones
  a bat corpse
  a kobold corpse
(0, 30, D:3)
  a rat corpse
(0, 31, D:3)
  a hobgoblin corpse
(2, 14, D:3)
  a +0 short sword
  a kobold corpse

Level 4 of the Dungeon
(0, 0, D:4)
  a scroll of teleportation
(1, 1, D:4)
  14 gold pieces
(5, -10, D:4)
  19 stones
(6, -1, D:4)
  3 javelins
(19, 11, D:4)
  a +0 short sword