Participant: MatRush

Representing China using C++.

Qualification Round: ranked 1110 (135 points)
Tic-Tac-Toe-TomekLawnmowerFair and SquareTreasure
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Round 1A: ranked 2375 (23 points)
BullseyeManage your EnergyGood Luck
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Round 1B: ranked 1234 (22 points)
OsmosFalling DiamondsGarbled Email
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Round 1C: ranked 627 (47 points)
ConsonantsPogoThe Great Wall
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Round 2: ranked 816 (28 points)
Ticket SwappingMany PrizesErdős–SzekeresMultiplayer Pong
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