5 Kyu
usedchang

Country/Region	China
Birth Year	2006
Codeforces ID	usedchang

Contest Status

• Algorithm
• Heuristic

Rank	13052nd (Top 10.19%)
Rating	1090
Highest Rating	1090 ― 5 Kyu (+110 to promote)
Rated Matches	64
Last Competed	2026/07/11

Competition History Last Contest Result