Efficiency

Level 1 of the Dungeon
(0, 0, D:1)
  a frilled lizard corpse (skeletalised by now)
(16, 19, D:1)
  3 stones
(18, 19, D:1)
  2 stones
(22, 19, D:1)
  a +0 whip
  a kobold corpse (skeletalised by now)
(23, 19, D:1)
  a rat corpse (skeletalised by now)
(26, 18, D:1)
  a +0 short sword
(34, -10, D:1)
  a cursed -1 leather armour
(42, -28, D:1)
  21 bolts
(43, -24, D:1)
  a cursed +0 leather armour
(44, -11, D:1)
  a +0 robe

Level 2 of the Dungeon
(0, 6, D:2)
  a +0 whip
(4, 1, D:2)
  a +0 dagger
  8 stones
  a goblin corpse
(6, -3, D:2)
  4 stones
(6, -1, D:2)
  a frilled lizard corpse
(7, -1, D:2)
  a stone
(7, 4, D:2)
  23 sling bullets
(10, -10, D:2)
  16 bolts
(10, -2, D:2)
  4 stones
(11, -2, D:2)
  a stone
(13, 9, D:2)
  a +0 club (still there?)
  a kobold corpse (still there?)
(18, -9, D:2)
  19 gold pieces

Level 3 of the Dungeon
(0, 0, D:3)
  a +0 dagger
  an orc corpse
(2, -2, D:3)
  a +0 short sword (still there?)
  a +0 ring mail (still there?)
(18, -8, D:3)
  20 sling bullets

Level 4 of the Dungeon
(0, 0, D:4)
  7 gold pieces
(5, -19, D:4)
  19 gold pieces

Level 5 of the Dungeon
(0, 0, D:5)
  a scroll of identify
(1, -2, D:5)
  a scroll of identify