Participant: hesibo

Representing China using C++, Java.

**Qualification Round**: ranked 790 (160 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 1A**: ranked 1636 (33 points)
Bullseye		Manage your Energy		Good Luck
S	L	S	L	S	L
C++		C++		C++

**Round 1B**: ranked 565 (58 points)
Osmos		Falling Diamonds		Garbled Email
S	L	S	L	S	L
C++	C++			Java	Java

**Round 2**: ranked 1043 (20 points)
Ticket Swapping		Many Prizes		Erdős–Szekeres		Multiplayer Pong
S	L	S	L	S	L	S	L
		C++	C++