Grandmaster

sys.

Yushen Shi, Xi'an, China
  • User''s contest rating in Codeforces community Contest rating: 2471 (max. international grandmaster, 2669)
  • User''s contribution into Codeforces community Contribution: +6
  • Friend of: 402 users
  • Email 3570912140@qq.com
  • Last visit: 2 hours ago
  • Registered: 6 years ago
  • sys.'s blog Blog entries (4), comments
  • Your talks with sys. Talks | Send message
904 problems
solved for all time
1 problem
solved for the last year
0 problems
solved for the last month
11 days
in a row max.
1 day
in a row for the last year
0 days
in a row for the last month