| 1092 | Transversal | USU Local Contest. March 2001 | 519 | 2215 |
| 1105 | Observers Coloring | Tetrahedron Team Online Contest May 2001 | 540 | 820 |
| 1107 | Warehouse Problem | Tetrahedron Team Online Contest May 2001 | 1077 | 415 |
| 1113 | Jeep | Bulgarian Online Contest September 2001 | 1737 | 260 |
| 1175 | Strange Sequence | USU Personal Contest 2002 | 475 | 941 |
| 1420 | Integer-Valued Complex Division | USU Championship 2005 | 266 | 1725 |
| 1578 | Mammoth Hunt | Autumn School Contest 2007 | 435 | 900 |
| 1663 | The Hobbit or There and Back Again 2 | Petrozavodsk Winter 2008. USU Contest | 116 | 2850 |
| 1744 | The Captain's Squad | Petrozavodsk Summer 2009. Ufa SATU Contest | 155 | 1958 |
| 1781 | Clean Code | Ural SU Championship 2010 | 143 | 1966 |
| 1876 | Centipede's Morning | Ural Regional School Programming Contest 2011 | 5285 | 51 |