7 Kyu
chenzaitian

Country/Region	China
Birth Year	2013
Codeforces ID	chenzaitian
Affiliation	Hath

Contest Status

• Algorithm
• Heuristic

Rank	25099th (Top 19.96%)
Rating	715
Highest Rating	742 ― 7 Kyu (+58 to promote)
Rated Matches	16
Last Competed	2026/09/26

Competition History Last Contest Result