Participant: JialinOuyang

Representing China using C++, Python.

**Qualification Round**: ranked 796 (160 points)
Tic-Tac-Toe-Tomek		Lawnmower		Fair and Square			Treasure
S	L	S	L	S	L1	L2	S	L
C++	C++	C++		Python	Python	Python	C++

**Round 1C**: ranked 20 (75 points)
Consonants		Pogo		The Great Wall
S	L	S	L	S	L
C++	C++	C++		C++	C++

**Round 2**: ranked 178 (48 points)
Ticket Swapping		Many Prizes		Erdős–Szekeres		Multiplayer Pong
S	L	S	L	S	L	S	L
C++	C++	C++	C++	C++

**Round 3**: ranked 38 (46 points)
Cheaters		Rural Planning		Are We Lost Yet?		Observation Wheel
S	L	S	L	S	L	S	L
C++	C++	C++		C++		C++