1 Dan
sanweishikong 
| Country/Region |  China |
|---|---|
| Birth Year | 2007 |
| Codeforces ID | sanwei |
| Affiliation | No……Please……No stupid mistakes again, sanwei……It's horrible and painful :( |
1 Dan
sanweishikong 
| Country/Region | China |
|---|---|
| Birth Year | 2007 |
| Codeforces ID | sanwei |
| Affiliation | No……Please……No stupid mistakes again, sanwei……It's horrible and painful :( |