Participant: Piter

Representing Poland using C++.

Qualification Round: ranked 1611 (50 points)
Saving the UniverseTrain TimetableFly Swatter
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Round 1B: ranked 54 (75 points)
Crop TrianglesNumber SetsMousetrap
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Round 2: ranked 941 (20 points)
Cheating a Boolean TreeTriangle AreasStar WarsPermRLE
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Round 3: ranked 610 (15 points)
How Big Are the Pockets?PortalNo CheatingEndless Knight
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