4 Kyu
jch123

Country/Region	China
Birth Year	2010
Codeforces ID	jch123

Contest Status

• Algorithm
• Heuristic

Rank	8574th
Rating	1278
Highest Rating	1278 ― 4 Kyu (+122 to promote)
Rated Matches	15
Last Competed	2026/01/24

Competition History Last Contest Result