| 1092 | Transversal | USU Local Contest. March 2001 | 547 | 2315 |
| 1105 | Observers Coloring | Tetrahedron Team Online Contest May 2001 | 591 | 825 |
| 1107 | Warehouse Problem | Tetrahedron Team Online Contest May 2001 | 1161 | 424 |
| 1113 | Jeep | Bulgarian Online Contest September 2001 | 1883 | 263 |
| 1175 | Strange Sequence | USU Personal Contest 2002 | 512 | 960 |
| 1420 | Integer-Valued Complex Division | USU Championship 2005 | 267 | 1874 |
| 1578 | Mammoth Hunt | Autumn School Contest 2007 | 502 | 879 |
| 1663 | The Hobbit or There and Back Again 2 | Petrozavodsk Winter 2008. USU Contest | 122 | 3119 |
| 1744 | The Captain's Squad | Petrozavodsk Summer 2009. Ufa SATU Contest | 170 | 2104 |
| 1781 | Clean Code | Ural SU Championship 2010 | 158 | 2132 |
| 1876 | Centipede's Morning | Ural Regional School Programming Contest 2011 | 6116 | 54 |
| 2167 | Cipher Message 5 | Ural School Programming Contest 2022 | 119 | 481 |