Complete level 1
Complete level 10
Complete level 20
Complete level 40
Complete level 30
Complete level 50
Use 1 hint
Use 5 hints in a row
Use 3 hints in a row
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Solve 3 levels in a row with no hints
Share the game on VK
Solve 5 levels in a row with no hints
Solve 10 levels in a row with no hints
Solve 20 levels in a row with no hints
Solve 15 levels in a row with no hints:
Solve 30 levels in a row with no hints