Participant: tongcx

Representing China using Python, C++.

**Qualification Round**: ranked 903 (135 points)
Tic-Tac-Toe-Tomek		Lawnmower		Fair and Square			Treasure
S	L	S	L	S	L1	L2	S	L
Python	Python	Python	Python	Python	Python		C++

**Round 1A**: ranked 887 (46 points)
Bullseye		Manage your Energy		Good Luck
S	L	S	L	S	L
Python	Python	Python		Python

**Round 2**: ranked 279 (39 points)
Ticket Swapping		Many Prizes		Erdős–Szekeres		Multiplayer Pong
S	L	S	L	S	L	S	L
Python	Python	Python	Python

**Round 3**: ranked 233 (15 points)
Cheaters		Rural Planning		Are We Lost Yet?		Observation Wheel
S	L	S	L	S	L	S	L
Python						Python