• User''s contest rating in Codeforces community Contest rating: 2129 (max. master, 2242)
  • User''s contribution into Codeforces community Contribution: 0
  • Friend of: 21 users
  • Email 13520570122@163.com
  • Last visit: 6 days ago
  • Registered: 4 years ago
  • lyuankais comments Comments
  • Your talks with lyuankai Talks | Send message