Participant: WangDong

Representing China using C++.

Qualification Round: ranked 2448 (50 points)
Saving the UniverseTrain TimetableFly Swatter
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Round 1B: ranked 254 (40 points)
Crop TrianglesNumber SetsMousetrap
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Round 2: ranked 67 (55 points)
Cheating a Boolean TreeTriangle AreasStar WarsPermRLE
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