7 Kyu
usedchang

Country/Region	China
Birth Year	2006
Codeforces ID	usedchang

Contest Status

• Algorithm
• Heuristic

Rank	21039th
Rating	767
Highest Rating	784 ― 7 Kyu (+16 to promote)
Rated Matches	44
Last Competed	2025/12/06

Competition History Last Contest Result