Codeforces functionality may be limited from June 18, 19:00 (UTC) to June 19, 3:00 AM (UTC) due to technical maintenance. Polygon will work as usual. ×

Unrated

Duck_Ya

  • User''s contribution into Codeforces community Contribution: 0
  • Friend of: 0 users
  • Last visit: 2 months ago
  • Registered: 2 months ago
  • Duck_Yas comments Comments