4 Kyu
PaperCloud 
| Country/Region |  China |
|---|---|
| Birth Year | 2003 |
| X(Twitter) ID | @EunTilofy |
| TopCoder ID | PaperCloud |
| Codeforces ID | PaperCloud |
| Affiliation | AHSFNU -> ZJU -> PKU |
4 Kyu
PaperCloud 
| Country/Region | China |
|---|---|
| Birth Year | 2003 |
| X(Twitter) ID | @EunTilofy |
| TopCoder ID | PaperCloud |
| Codeforces ID | PaperCloud |
| Affiliation | AHSFNU -> ZJU -> PKU |