|
| ID | Title | Source | Authors | Difficulty |
---|
| 1003 | Parity | Central European Olympiad in Informatics 1999 | 4016 | 385 |
| 1019 | Line Painting | USU Local Contest. 1999 | 3337 | 461 |
| 1028 | Stars | Ural Championship 1999 | 5812 | 264 |
| 1037 | Memory Management | USU Championship 2000 | 1286 | 1175 |
| 1067 | Disk Tree | NEERC 2000 | 3858 | 367 |
| 1090 | In the Army Now | USU Local Contest. March 2001 | 3537 | 363 |
| 1097 | Square Country 2 | USU Local Contest. March 2001 | 939 | 1356 |
| 1100 | Final Standings | Tetrahedron Team Online Contest May 2001 | 11222 | 44 |
| 1126 | Magnetic Storms | USU Championship 2001 | 5415 | 92 |
| 1147 | Shaping Regions | DSAP Vietnam Online Contest November 2001 | 662 | 741 |
| 1220 | Stacks | USU Championship 2002 | 1812 | 277 |
| 1251 | Cemetery Manager | USU Local Contest. March 2003 | 328 | 1499 |
| 1306 | Sequence Median | Ural Championship 1998 | 3527 | 145 |
| 1316 | Electronic Auction | Ural Championship 2004. Round 1 | 1167 | 436 |
| 1350 | Canteen | Spring School Contest 2005 | 1305 | 394 |
| 1369 | Cockroach Race | Ural Championship 2005. Round 2 | 31 | 12638 |
| 1414 | Astronomical Database | USU Championship 2005 | 1190 | 432 |
| 1424 | Minibus | Timus Top Coders: First Challenge | 701 | 713 |
| 1439 | Battle with You-Know-Who | Ural Championship 2006 | 1144 | 436 |
| 1470 | UFOs | Petrozavodsk Summer 2006. Ural+Orel Contest | 1921 | 251 |
| 1471 | Distance in the Tree | Petrozavodsk Summer 2006. Ural+Orel Contest | 2936 | 165 |
| 1494 | Monobilliards | Autumn School Contest 2006 | 5048 | 95 |
| 1521 | War Games 2 | Timus Top Coders: Third Challenge | 3617 | 131 |
| 1523 | K-inversions | Petrozavodsk Winter 2007. D.Gozman Contest | 1583 | 295 |
| 1542 | Autocompletion | Ural Championship 2007 | 726 | 632 |
| 1553 | Caves and Tunnels | Petrozavodsk Summer 2007. NSU Contest | 1562 | 287 |
| 1560 | Elementary Symmetric Functions | Petrozavodsk Summer 2007. NSU Contest | 475 | 929 |
| 1613 | For Fans of Statistics | Ural Championship 2008 | 3081 | 140 |
| 1628 | White Streaks | USU Championship 2008 | 2459 | 169 |
| 1650 | Billionaires | NEERC 2008 Eastern Subregional | 2142 | 193 |
| 1654 | Cipher Message | NEERC 2008 Eastern Subregional | 7016 | 59 |
| 1671 | Anansi's Cobweb | Petrozavodsk Summer 2008. USU Contest | 3634 | 112 |
| 1682 | Crazy Professor | USU Personal Contest 2009 | 745 | 536 |
| 1701 | Ostap and Partners | Ural Championship 2009 | 621 | 636 |
| 1707 | Hypnotoad's Secret | Ural Championship 2009 | 202 | 1894 |
| 1717 | Eligibility Rules | NEERC 2009 Eastern Subregional | 165 | 2205 |
| 1752 | Tree 2 | Petrozavodsk Summer 2009. Ufa SATU Contest | 1471 | 255 |
| 1772 | Ski-Trails for Robots | Ural Championship 2010 | 500 | 728 |
| 1841 | Cableways | Petrozavodsk Summer 2010. USU Contest | 144 | 2146 |
| 1855 | Trade Guilds of Erathia | Petrozavodsk Summer 2011. Ural SU Team.GOV Contest | 245 | 1294 |
| 1890 | Money out of Thin Air | NEERC 2011 Eastern Subregional | 705 | 458 |
| 1896 | War Games 2.1 | | 228 | 900 |
| 1977 | Energy Wall | Ural Championship 2013 | 106 | 2421 |
| 1987 | Nested Segments | Ural FU Championship 2013 | 1676 | 163 |
| 2014 | Zhenya moves from parents | NEERC 2014 Eastern Subregional | 458 | 537 |
| 2042 | Nikita | Petrozavodsk Summer 2014. Ural FU Dandelion Contest | 57 | 3713 |
| 2062 | Ambitious Experiment | Ural Regional School Programming Contest 2015 | 796 | 281 |
| 2075 | Take care of your eyebrows! | Qualification of Eastern Subregional 2015 | 70 | 2731 |
| 2096 | All Inclusive | Ural FU Personal Contest 2014 | 64 | 2832 |
| 2114 | My craft | University academic school olympiad in informatics 2019 | 143 | 966 |
| 2119 | Tree Hull | Petrozavodsk Summer 2018. umnik_team Contest | 174 | 792 |
| 2124 | Algebra on Segment | Petrozavodsk Summer 2018. umnik_team Contest | 98 | 1349 |
| 2162 | Graphmania | Ural School Programming Contest 2021 | 43 | 1131 |
| 2170 | Experiment with Juice 2 | Ural School Programming Contest 2022 | 27 | 1620 |
| 2178 | Vadim and Sudoku: Renban | Ural School Programming Contest 2023 | 5 | 2105 |
| 2199 | Company Question | ICPC Ural Regional Contest Qualifier 2024 | 9 | 1664 |
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