Participant: xchen

Representing China using C++, Python.

**Qualification Round**: ranked 4946 (85 points)
Tic-Tac-Toe-Tomek		Lawnmower		Fair and Square			Treasure
S	L	S	L	S	L1	L2	S	L
		C++	C++	Python	Python

**Round 1A**: ranked 1180 (36 points)
Bullseye		Manage your Energy		Good Luck
S	L	S	L	S	L
Python	Python	C++

**Round 1B**: ranked 1257 (22 points)
Osmos		Falling Diamonds		Garbled Email
S	L	S	L	S	L
C++	C++

**Round 1C**: ranked 610 (47 points)
Consonants		Pogo		The Great Wall
S	L	S	L	S	L
C++	C++	C++		C++

**Round 2**: ranked 1266 (19 points)
Ticket Swapping		Many Prizes		Erdős–Szekeres		Multiplayer Pong
S	L	S	L	S	L	S	L
C++	C++