son7bon
Olympiad Rating: 1200
Problem rating: 19
Contribution: 0
Country: RU
Occupation: Other
About:
Problems solved: 12
| Relatively prime with 2020 | Cubical squares | Sum of four |
| 2020 digit | Numbers ratio | Tommorow's day |
| Test | Temirlan's cake | 5 instead of 1 |
| Equilateral Triangles | Not your business | Function |
Games
Under construction