Participant: Astein

Representing South Korea using C++.

**Qualification Round**: ranked 552 (170 points)
Tic-Tac-Toe-Tomek		Lawnmower		Fair and Square			Treasure
S	L	S	L	S	L1	L2	S	L
C++		C++	C++	C++	C++	C++	C++

**Round 1B**: ranked 620 (52 points)
Osmos		Falling Diamonds		Garbled Email
S	L	S	L	S	L
C++		C++	C++

**Round 2**: ranked 107 (63 points)
Ticket Swapping		Many Prizes		Erdős–Szekeres		Multiplayer Pong
S	L	S	L	S	L	S	L
C++	C++	C++	C++	C++	C++

**Round 3**: ranked 90 (34 points)
Cheaters		Rural Planning		Are We Lost Yet?		Observation Wheel
S	L	S	L	S	L	S	L
C++	C++	C++				C++