For me, this level is a bit too classic, with usual trick for lock opening while at same time preparing way back. However good one for beginners to practice "locks & co".
(13 yyears ago) Cute!
I'm happy with one solution (for now), got it in my 4th try.
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EDIT, 2022, 29th Sept., : Looks totally easy, but it was not. Took me well over 5 minutes. Would NOT expect such solution (again, I'm satisfied with one of the three). :)
