david
Olympiad Rating: 1200
Problem rating: 21
Contribution: 0
Country: RU
Occupation: Other
About:
Olympiads
Problems solved: 14
| Just sequence | Bingo! | One three-digit number |
| Area of triangle | 2+1 | Weird equation |
| Money date | Relatively prime with 2020 | Random answer |
| Cubical squares | Test | Temirlan's cake |
| Numbers ratio | Tommorow's day |
Games
Under construction