4 Kyu
caojinghan

Country/Region	China
Birth Year	1927
Codeforces ID	tourist

Contest Status

• Algorithm
• Heuristic

Rank	10151st (Top 7.93%)
Rating	1229
Highest Rating	1241 ― 4 Kyu (+159 to promote)
Rated Matches	69
Last Competed	2026/07/12

Competition History Last Contest Result