Participant: upgrade

Representing China using Java.

**Qualification Round**: ranked 8866 (40 points)
Speaking in Tongues	Dancing With the Googlers		Recycled Numbers		Hall of Mirrors
S	S	L	S	L	S	L
Java			Java	Java

**Round 1A**: ranked 595 (53 points)
Password Problem		Kingdom Rush		Cruise Control
S	L	S	L	S	L
Java	Java	Java	Java

**Round 2**: ranked 1129 (20 points)
Swinging Wild		Aerobics		Mountain View		Descending in the Dark
S	L	S	L	S	L	S	L
Java	Java	Java