Specialist

opa

Иван Ефремов, Ivanovo, Russia
  • User''s contest rating in Codeforces community Contest rating: 1505 (max. expert, 1741)
  • User''s contribution into Codeforces community Contribution: +3
  • Friend of: 26 users
  • Last visit: 32 hours ago
  • Registered: 3 years ago
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Only public activity
445 problems
solved for all time
272 problems
solved for the last year
11 problems
solved for the last month
14 days
in a row max.
14 days
in a row for the last year
1 day
in a row for the last month