1 Dan
diqiuyi

Country/Region	China
Birth Year	2009
Codeforces ID	seanlsy

Contest Status

• Algorithm
• Heuristic

Rank	1256th (Top 0.99%)
Rating	2038
Highest Rating	2038 ― 1 Dan (+162 to promote)
Rated Matches	20
Last Competed	2026/06/14

Competition History Last Contest Result