Codeforces celebrates 10 years! We are pleased to announce the crowdfunding-campaign. Congratulate us by the link https://codeforces.com/10years. ×

 
 
 
 
Candidate Master

johann_wang

Yuhan Wang, Changzhou, China
  • User''s contest rating in Codeforces community Contest rating: 2072 (max. candidate master, 2072)
  • User''s contribution into Codeforces community Contribution: +1
  • Friend of: 40 users
  • Last visit: 2 months ago
  • Registered: 5 years ago
  • johann_wangs comments Comments
  • Your talks with johann_wang Talks | Send message