5 Kyu
sweetrain2891 
| Country/Region |  China |
|---|---|
| Birth Year | 1982 |
| Twitter ID | @sweetrain2891 |
| TopCoder ID | sweetrain2891 |
| Codeforces ID | sweetrain2891 |
| Affiliation | Haoba Army |
5 Kyu
sweetrain2891 
| Country/Region | China |
|---|---|
| Birth Year | 1982 |
| Twitter ID | @sweetrain2891 |
| TopCoder ID | sweetrain2891 |
| Codeforces ID | sweetrain2891 |
| Affiliation | Haoba Army |