Due to the installation of a new fire alarm in ITMO server room, the system may be occasionally unavailable on the 27-th of May between 06:00 and 15:00 (UTC). ×

 
 
 
 
Expert

GrainOfSand

  • User''s contest rating in Codeforces community Contest rating: 1874 (max. expert, 1874)
  • User''s contribution into Codeforces community Contribution: +1
  • Friend of: 1 user
  • Last visit: 6 months ago
  • Registered: 11 months ago
  • GrainOfSands comments Comments
  • Your talks with GrainOfSand Talks | Send message