Solution!

[GET key(1)]
	go to "Popeye's house" - take a key(1) on upper floor
	go to "Tower" - get two hearts(2), open door on tower

[GET key(2)]
	go up "light house" - take key(2) and on upper floor of lighthouse

[GET key(3)]
	go down "tower" - open door on upper floor of tower - jump at left and right to get key(3)

[heart only] [NEED key(3)]
	go to "Popeye's house" - key(3) opens door Popeye's house, where you can get heart(3)

[procedure]
	go from "light house" to "olive's house roof" - step forward onto flying saucer

[heart only]
	ride flying saucer to "Popeye's house roof" - step back and jump down on left side, left (olive's house roof), get heart(4), go left and jump down to "Olive's house"

[GET key(5)]
	ride flying saucer to "Popeye's house roof" - step back and jump down on chimney, get key(4), heart(5)
	go left to "Olive's house" - get key(5), go downstairs and right to get heart(6)

[GET firing fuse and key(6)]
	go to "Casino", jump down to "ship", go to "Arcs" and get firing fuse,
	get key(6), go down to "underwater" and enter underwater door and get back to "Olive's house"

[GET key(7), key (8)]
	go to "dragon" - open bottom floor and get key(7)
	go to "cannon" (should be firing), go up and jump down onto cannon on green shot. It will blast you to upper floor.
	get key (8), go left get hearts and potion.
	go to "dragon" and get heart (potion makes you imune to fire), enter door next to dragon to go back to "Olive's house"

[GET key(9)]
	go to "dragon", then "cannon" and climb the rope then go through right door to "chain" get hearts and key(9)
	unlock upper door and go back to Olive's

[GET coin]
	go to "Popeye's house roof" from "Popeye's house" and get coin (step in front of roof)
[hearts only] [NEED coin]
	go to "Casino" riding flying saucer. Get letters POPEYE on slot machine (high sound blocks) and get 6 hearts

key (1) "house" upper right floor - "tower" lower door
key (2) "light house" up          - "tower" upper door
key (3) "light house" hover       - "Popeye's house" lower door
key (4) "house" upper left        - "Olive's house lower door
key (5) "Olive's" upper right     - "Dragon" bottom floor
key (6) "ship"                    - "underwater" door
key (7) "dragon"                  - "Cannon" lower door
key (8) "up from "cannon"         - door up from "cannon"
key (9) "ropes & chain"           - "ropes & chain" upper right