| ENG RUS | Timus Online Judge |
Problem set. School Contests
| ID | Title | Source | Authors | Difficulty | |||
|---|---|---|---|---|---|---|---|
| 1293 | Eniya | Spring School Contest 2004 | 30667 | 16 | |||
| 1785 | Lost in Localization | Ural Regional School Programming Contest 2010 | 19374 | 16 | |||
| 1409 | Two Gangsters | Autumn School Contest 2005 | 29273 | 17 | |||
| 1877 | Bicycle Codes | Ural Regional School Programming Contest 2011 | 14484 | 19 | |||
| 2001 | Mathematicians and Berries | Ural Regional School Programming Contest 2013 | 10032 | 22 | |||
| 1264 | Workdays | Autumn School Contest 2003 | 21069 | 23 | |||
| 1787 | Turn for MEGA | Ural Regional School Programming Contest 2010 | 12167 | 25 | |||
| 2066 | Simple Expression | Ural Regional School Programming Contest 2015 | 6257 | 27 | |||
| 1197 | Lonesome Knight | Spring School Contest 2002 | 16282 | 29 | |||
| 1880 | Psych Up's Eigenvalues | Ural Regional School Programming Contest 2011 | 9138 | 31 | |||
| 1639 | Chocolate 2 | Autumn School Contest 2008 | 11550 | 32 | |||
| 1209 | 1, 10, 100, 1000... | Autumn School Contest 2002 | 13055 | 36 | |||
| 1924 | Four Imps | Ural Regional School Programming Contest 2012 | 7023 | 36 | |||
| 1581 | Teamwork | Autumn School Contest 2007 | 9910 | 41 | |||
| 1263 | Elections | Autumn School Contest 2003 | 10877 | 44 | |||
| 1327 | Fuses | Autumn School Contest 2004 | 10214 | 47 | |||
| 1493 | One Step from Happiness | Autumn School Contest 2006 | 9274 | 48 | |||
| 1349 | Farm | Spring School Contest 2005 | 9407 | 51 | |||
| 1496 | Spammer | Autumn School Contest 2006 | 8716 | 51 | |||
| 1876 | Centipede's Morning | Ural Regional School Programming Contest 2011 | 5441 | 51 | |||
| 1196 | History Exam | Spring School Contest 2002 | 8412 | 55 | |||
| 1881 | Long problem statement | Ural Regional School Programming Contest 2011 | 4810 | 58 | |||
| 1723 | Sandro's Book | Ural Regional School Programming Contest 2009 | 5591 | 61 | |||
| 1925 | British Scientists Save the World | Ural Regional School Programming Contest 2012 | 3981 | 63 | |||
| 2111 | Plato | University academic school olympiad in informatics 2019 | 1319 | 65 | |||
| 1025 | Democracy in Danger | Autumn School Contest 2000 | 21123 | 68 | |||
| 1083 | Factorials!!! | Spring School Contest 2001 | 18438 | 68 | |||
| 2002 | Test Task | Ural Regional School Programming Contest 2013 | 3258 | 68 | |||
| 2035 | Another Dress Rehearsal | Ural Regional School Programming Contest 2014 | 2877 | 68 | |||
| 1119 | Metro | Autumn School Contest 2001 | 6377 | 72 | |||
| 2031 | Overturned Numbers | Ural Regional School Programming Contest 2014 | 2623 | 75 | |||
| 1792 | Hamming Code | Ural Regional School Programming Contest 2010 | 3991 | 78 | |||
| 2025 | Line Fighting | Ural Regional School Programming Contest 2014 | 2506 | 78 | |||
| 1290 | Sabotage | Spring School Contest 2004 | 6041 | 79 | |||
| 1194 | Handshakes | Spring School Contest 2002 | 5763 | 80 | |||
| 1404 | Easy to Hack! | Autumn School Contest 2005 | 5968 | 81 | |||
| 2005 | Taxi for Programmers | Ural Regional School Programming Contest 2013 | 2744 | 81 | |||
| 1296 | Hyperjump | Spring School Contest 2004 | 5820 | 82 | |||
| 1297 | Palindrome | Spring School Contest 2004 | 5767 | 83 | |||
| 1120 | Sum of Sequential Numbers | Autumn School Contest 2001 | 5290 | 87 | |||
| 2011 | Long Statement | Ural Regional School Programming Contest 2013 | 2485 | 89 | |||
| 2068 | Game of Nuts | Ural Regional School Programming Contest 2015 | 1904 | 90 | |||
| 1642 | 1D Maze | Autumn School Contest 2008 | 3951 | 94 | |||
| 1644 | A Whole Lot of Walnuts | Autumn School Contest 2008 | 3884 | 96 | |||
| 1330 | Intervals | Autumn School Contest 2004 | 4865 | 99 | |||
| 1731 | Dill | Ural Regional School Programming Contest 2009 | 3426 | 99 | |||
| 1020 | Rope | Autumn School Contest 2000 | 14285 | 100 | |||
| 1214 | Strange Procedure | Autumn School Contest 2002 | 4667 | 100 | |||
| 1786 | Sandro's Biography | Ural Regional School Programming Contest 2010 | 3074 | 101 | |||
| 1796 | Amusement Park | Ural Regional School Programming Contest 2010 | 3069 | 101 | |||
| 2033 | Devices | Ural Regional School Programming Contest 2014 | 1930 | 101 | |||
| 1118 | Nontrivial Numbers | Autumn School Contest 2001 | 4509 | 102 | |||
| 2138 | The Good, the Bad and the Ugly | Ural School Programming Contest 2019 | 719 | 102 | |||
| 1573 | Alchemy | Autumn School Contest 2007 | 3933 | 104 | |||
| 1353 | Milliard Vasya's Function | Spring School Contest 2005 | 4610 | 105 | |||
| 1086 | Cryptography | Spring School Contest 2001 | 11653 | 108 | |||
| 1192 | Ball in a Dream | Spring School Contest 2002 | 4216 | 110 | |||
| 1260 | Nudnik Photographer | Autumn School Contest 2003 | 4296 | 110 | |||
| 2010 | Sasha the Young Grandmaster | Ural Regional School Programming Contest 2013 | 1905 | 116 | |||
| 1123 | Salary | Autumn School Contest 2001 | 3849 | 120 | |||
| 1082 | Gaby Ivanushka | Spring School Contest 2001 | 10402 | 121 | |||
| 1336 | Problem of Ben Betsalel | Autumn School Contest 2004 | 3979 | 121 | |||
| 2142 | Magic | Ural School Programming Contest 2019 | 598 | 123 | |||
| 1402 | Cocktails | Autumn School Contest 2005 | 3771 | 128 | |||
| 1352 | Mersenne Primes | Spring School Contest 2005 | 3746 | 129 | |||
| 2149 | Pigeonhole Principle | Ural School Programming Contest 2019 | 560 | 131 | |||
| 1494 | Monobilliards | Autumn School Contest 2006 | 3373 | 132 | |||
| 1725 | Sold Out! | Ural Regional School Programming Contest 2009 | 2564 | 133 | |||
| 1022 | Genealogical Tree | Autumn School Contest 2000 | 10401 | 137 | |||
| 2000 | Grand Theft Array V | Ural Regional School Programming Contest 2013 | 1609 | 137 | |||
| 1354 | Palindrome. Again Palindrome | Spring School Contest 2005 | 3454 | 140 | |||
| 1572 | Yekaterinozavodsk Great Well | Autumn School Contest 2007 | 2869 | 142 | |||
| 1021 | Sacrament of the Sum | Autumn School Contest 2000 | 9958 | 143 | |||
| 1576 | Telephone Tariffs | Autumn School Contest 2007 | 2833 | 144 | |||
| 1084 | Goat in the Garden | Spring School Contest 2001 | 8530 | 147 | |||
| 1788 | On the Benefits of Umbrellas | Ural Regional School Programming Contest 2010 | 2072 | 149 | |||
| 1295 | Crazy Notions | Spring School Contest 2004 | 3147 | 151 | |||
| 1026 | Questions and Answers | Autumn School Contest 2000 | 9059 | 157 | |||
| 1210 | Kind Spirits | Autumn School Contest 2002 | 2896 | 161 | |||
| 1213 | Cockroaches! | Autumn School Contest 2002 | 2774 | 168 | |||
| 1640 | Circle of Winter | Autumn School Contest 2008 | 2204 | 169 | |||
| 1930 | Ivan's Car | Ural Regional School Programming Contest 2012 | 1462 | 170 | |||
| 2115 | The Knowledge Day | University academic school olympiad in informatics 2019 | 500 | 171 | |||
| 1335 | White Thesis | Autumn School Contest 2004 | 2706 | 177 | |||
| 1874 | Football Goal | Ural Regional School Programming Contest 2011 | 1555 | 179 | |||
| 2072 | Kirill the Gardener 3 | Ural Regional School Programming Contest 2015 | 950 | 179 | |||
| 1193 | Queue at the Exam | Spring School Contest 2002 | 2572 | 180 | |||
| 2069 | Hard Rock | Ural Regional School Programming Contest 2015 | 930 | 182 | |||
| 1794 | Masterpieces of World Architecture | Ural Regional School Programming Contest 2010 | 1678 | 184 | |||
| 1727 | Znaika's Magic Numbers | Ural Regional School Programming Contest 2009 | 1816 | 187 | |||
| 1348 | Goat in the Garden 2 | Spring School Contest 2005 | 2519 | 191 | |||
| 1878 | Rubinchik's Cube | Ural Regional School Programming Contest 2011 | 1447 | 192 | |||
| 2073 | Log Files | Ural Regional School Programming Contest 2015 | 877 | 193 | |||
| 1645 | Ski Race | Autumn School Contest 2008 | 1914 | 194 | |||
| 1726 | Visits | Ural Regional School Programming Contest 2009 | 1715 | 198 | |||
| 1490 | Fire Circle | Autumn School Contest 2006 | 2233 | 199 | |||
| 1789 | Searching for the Dodecahedron | Ural Regional School Programming Contest 2010 | 1546 | 199 | |||
| 2141 | Sasha Vilkin | Ural School Programming Contest 2019 | 361 | 201 | |||
| 2070 | Interesting Numbers | Ural Regional School Programming Contest 2015 | 835 | 203 | |||
| 1023 | Buttons | Autumn School Contest 2000 | 6890 | 207 | |||
| 1491 | Unreal Story | Autumn School Contest 2006 | 2085 | 213 | |||
| 1333 | Genie Bomber 2 | Autumn School Contest 2004 | 2224 | 215 | |||
| 1355 | Bald Spot Revisited | Spring School Contest 2005 | 2234 | 215 | |||
| 1795 | Husband in a Shop | Ural Regional School Programming Contest 2010 | 1287 | 239 | |||
| 1122 | Game | Autumn School Contest 2001 | 1916 | 240 | |||
| 1191 | Catch the thief! | Spring School Contest 2002 | 1895 | 244 | |||
| 1298 | Knight | Spring School Contest 2004 | 1905 | 249 | |||
| 1195 | Ouths and Crosses | Spring School Contest 2002 | 1828 | 253 | |||
| 2144 | Cleaning the Room | Ural School Programming Contest 2019 | 285 | 253 | |||
| 2065 | Different Sums | Ural Regional School Programming Contest 2015 | 655 | 258 | |||
| 2067 | Friends and Berries | Ural Regional School Programming Contest 2015 | 625 | 270 | |||
| 1117 | Hierarchy | Autumn School Contest 2001 | 1691 | 271 | |||
| 1087 | The Time to Take Stones | Spring School Contest 2001 | 4578 | 274 | |||
| 1922 | Superhero Team | Ural Regional School Programming Contest 2012 | 879 | 282 | |||
| 2034 | Caravans | Ural Regional School Programming Contest 2014 | 685 | 283 | |||
| 2024 | Adventure Time | Ural Regional School Programming Contest 2014 | 678 | 286 | |||
| 1497 | Cutting a Square | Autumn School Contest 2006 | 1490 | 297 | |||
| 2145 | Olympiad for Everyone | Ural School Programming Contest 2019 | 241 | 298 | |||
| 1215 | Exactness of Projectile Hit | Autumn School Contest 2002 | 1559 | 299 | |||
| 2062 | Ambitious Experiment | Ural Regional School Programming Contest 2015 | 564 | 299 | |||
| 1190 | Bar of Chocolate | Spring School Contest 2002 | 1520 | 304 | |||
| 1024 | Permutations | Autumn School Contest 2000 | 4648 | 306 | |||
| 1294 | Mars Satellites | Spring School Contest 2004 | 1536 | 309 | |||
| 2003 | Simple Magic | Ural Regional School Programming Contest 2013 | 695 | 315 | |||
| 1211 | Collective Guarantee | Autumn School Contest 2002 | 1463 | 318 | |||
| 1116 | Piecewise Constant Function | Autumn School Contest 2001 | 1433 | 320 | |||
| 1356 | Something Easier | Spring School Contest 2005 | 1476 | 325 | |||
| 1401 | Gamers | Autumn School Contest 2005 | 1481 | 325 | |||
| 1261 | Tips | Autumn School Contest 2003 | 1420 | 332 | |||
| 1929 | Teddybears are not for Everyone | Ural Regional School Programming Contest 2012 | 738 | 335 | |||
| 1495 | One-two, One-two 2 | Autumn School Contest 2006 | 1319 | 336 | |||
| 1121 | Branches | Autumn School Contest 2001 | 1354 | 338 | |||
| 1406 | Next Number | Autumn School Contest 2005 | 1423 | 339 | |||
| 1873 | GOV Chronicles | Ural Regional School Programming Contest 2011 | 811 | 341 | |||
| 2113 | Survive the flood | University academic school olympiad in informatics 2019 | 242 | 345 | |||
| 1574 | Mathematicians and brackets | Autumn School Contest 2007 | 1148 | 353 | |||
| 1403 | Courier | Autumn School Contest 2005 | 1326 | 363 | |||
| 1793 | Tray 2 | Ural Regional School Programming Contest 2010 | 845 | 363 | |||
| 1648 | Yachts | Autumn School Contest 2008 | 1012 | 365 | |||
| 1292 | Mars Space Stations | Spring School Contest 2004 | 1280 | 370 | |||
| 1262 | Pseudo-Roman Number | Autumn School Contest 2003 | 1247 | 378 | |||
| 1407 | One-two, One-two | Autumn School Contest 2005 | 1261 | 382 | |||
| 1259 | How to Become Star? | Autumn School Contest 2003 | 1215 | 388 | |||
| 1350 | Canteen | Spring School Contest 2005 | 1227 | 391 | |||
| 1489 | Points on a Parallelepiped | Autumn School Contest 2006 | 1131 | 391 | |||
| 1291 | Gear-wheels | Spring School Contest 2004 | 1201 | 395 | |||
| 2063 | Black and White | Ural Regional School Programming Contest 2015 | 410 | 408 | |||
| 1258 | Pool | Autumn School Contest 2003 | 1125 | 419 | |||
| 2027 | URCAPL, Episode 1 | Ural Regional School Programming Contest 2014 | 430 | 447 | |||
| 2030 | Awesome Backup System | Ural Regional School Programming Contest 2014 | 426 | 451 | |||
| 2148 | Insane Shot | Ural School Programming Contest 2019 | 155 | 453 | |||
| 1643 | Attack of the Dark Fortress | Autumn School Contest 2008 | 796 | 463 | |||
| 1089 | Verification with a Vocabulary | Spring School Contest 2001 | 2694 | 464 | |||
| 1329 | Galactic History | Autumn School Contest 2004 | 1021 | 467 | |||
| 1577 | Autumn School Contest 2007 | 852 | 475 | ||||
| 1641 | Duties | Autumn School Contest 2008 | 766 | 481 | |||
| 1579 | Coat Transportation | Autumn School Contest 2007 | 839 | 482 | |||
| 1923 | Scary Politics | Ural Regional School Programming Contest 2012 | 510 | 482 | |||
| 1728 | Curse on Team.GOV | Ural Regional School Programming Contest 2009 | 675 | 498 | |||
| 1212 | Battleship | Autumn School Contest 2002 | 926 | 501 | |||
| 2026 | Dean and Schedule | Ural Regional School Programming Contest 2014 | 382 | 502 | |||
| 2117 | Polyphemus' triples | University academic school olympiad in informatics 2019 | 160 | 512 | |||
| 2146 | Quiz Show | Ural School Programming Contest 2019 | 136 | 512 | |||
| 1351 | Good Gnusmas – Dead Gnusmas | Spring School Contest 2005 | 906 | 528 | |||
| 1334 | Checkers | Autumn School Contest 2004 | 898 | 530 | |||
| 2071 | Juice Cocktails | Ural Regional School Programming Contest 2015 | 310 | 536 | |||
| 1400 | Cellular Characters | Autumn School Contest 2005 | 876 | 548 | |||
| 1358 | Cables | Spring School Contest 2005 | 868 | 551 | |||
| 2156 | Interesting Conversations | Ural School Programming Contest 2020 | 74 | 552 | |||
| 2143 | Victoria! | Ural School Programming Contest 2019 | 122 | 566 | |||
| 1027 | D++ Again | Autumn School Contest 2000 | 2398 | 593 | |||
| 1729 | Dead Man's Chest | Ural Regional School Programming Contest 2009 | 566 | 593 | |||
| 2029 | Towers of Hanoi Strike Back | Ural Regional School Programming Contest 2014 | 319 | 598 | |||
| 1085 | Meeting | Spring School Contest 2001 | 2075 | 602 | |||
| 2112 | Battle log | University academic school olympiad in informatics 2019 | 134 | 604 | |||
| 1332 | Genie Bomber | Autumn School Contest 2004 | 771 | 616 | |||
| 1724 | Origin of Man Clarified | Ural Regional School Programming Contest 2009 | 530 | 632 | |||
| 1884 | Way to the University | Ural Regional School Programming Contest 2011 | 433 | 632 | |||
| 2151 | Mahjong | Ural School Programming Contest 2020 | 63 | 635 | |||
| 2032 | Conspiracy Theory and Rebranding | Ural Regional School Programming Contest 2014 | 292 | 651 | |||
| 2004 | Scientists from Spilkovo | Ural Regional School Programming Contest 2013 | 329 | 656 | |||
| 2116 | He is not a knight for you | University academic school olympiad in informatics 2019 | 122 | 659 | |||
| 1928 | Another Ecology Problem | Ural Regional School Programming Contest 2012 | 355 | 687 | |||
| 1405 | Goat in the Garden 5 | Autumn School Contest 2005 | 678 | 705 | |||
| 1088 | Ilya Murometz | Spring School Contest 2001 | 1762 | 708 | |||
| 2153 | Perfect Squad | Ural School Programming Contest 2020 | 54 | 724 | |||
| 2009 | Canteen Line | Ural Regional School Programming Contest 2013 | 293 | 733 | |||
| 2028 | URCAPL, Episode 2 | Ural Regional School Programming Contest 2014 | 257 | 737 | |||
| 2114 | My craft | University academic school olympiad in informatics 2019 | 102 | 777 | |||
| 1647 | Divide an Island! | Autumn School Contest 2008 | 460 | 795 | |||
| 2064 | Caterpillars | Ural Regional School Programming Contest 2015 | 205 | 798 | |||
| 1646 | Godzilla Strikes Back! | Autumn School Contest 2008 | 438 | 834 | |||
| 2152 | Tax Fees | Ural School Programming Contest 2020 | 45 | 843 | |||
| 1498 | Stroke at Full Speed | Autumn School Contest 2006 | 507 | 863 | |||
| 1578 | Mammoth Hunt | Autumn School Contest 2007 | 461 | 869 | |||
| 2140 | BitMazeCraft | Ural School Programming Contest 2019 | 76 | 869 | |||
| 1875 | Angry Birds | Ural Regional School Programming Contest 2011 | 308 | 880 | |||
| 1580 | Dean's Debts | Autumn School Contest 2007 | 453 | 884 | |||
| 2155 | Quadrocopter | Ural School Programming Contest 2020 | 42 | 891 | |||
| 1575 | Yekaterinburg Subway 2 | Autumn School Contest 2007 | 438 | 914 | |||
| 2008 | Swifty | Ural Regional School Programming Contest 2013 | 232 | 918 | |||
| 1926 | The Tournament of Intelligences | Ural Regional School Programming Contest 2012 | 261 | 925 | |||
| 2150 | 4B and Zoo | Ural School Programming Contest 2020 | 38 | 966 | |||
| 1331 | Vladislava | Autumn School Contest 2004 | 475 | 992 | |||
| 1927 | Herbs and Magic | Ural Regional School Programming Contest 2012 | 242 | 995 | |||
| 1730 | ManBearPig | Ural Regional School Programming Contest 2009 | 311 | 1064 | |||
| 1883 | Ent's Birthday | Ural Regional School Programming Contest 2011 | 244 | 1102 | |||
| 1921 | Chaos and Order | Ural Regional School Programming Contest 2012 | 209 | 1145 | |||
| 1408 | Polynomial Multiplication | Autumn School Contest 2005 | 403 | 1175 | |||
| 2157 | Skydiving | Ural School Programming Contest 2020 | 29 | 1189 | |||
| 1357 | Teakettle 1.0 for Dummies | Spring School Contest 2005 | 394 | 1196 | |||
| 1359 | Construction | Spring School Contest 2005 | 392 | 1202 | |||
| 1722 | Observation Deck | Ural Regional School Programming Contest 2009 | 263 | 1251 | |||
| 1790 | Searching for the Truth | Ural Regional School Programming Contest 2010 | 237 | 1256 | |||
| 1879 | GOV-internship 2 | Ural Regional School Programming Contest 2011 | 203 | 1314 | |||
| 1791 | Uncle Styopa and Buses | Ural Regional School Programming Contest 2010 | 226 | 1315 | |||
| 1328 | Fireball | Autumn School Contest 2004 | 344 | 1359 | |||
| 1347 | Blog | Spring School Contest 2005 | 339 | 1385 | |||
| 1499 | Kerchiefs | Autumn School Contest 2006 | 297 | 1453 | |||
| 2147 | City Building | Ural School Programming Contest 2019 | 41 | 1465 | |||
| 1299 | Psylonians | Spring School Contest 2004 | 312 | 1484 | |||
| 1337 | Bureaucracy | Autumn School Contest 2004 | 305 | 1528 | |||
| 2007 | Mutants versus Machines | Ural Regional School Programming Contest 2013 | 124 | 1659 | |||
| 1257 | Hyphenation | Autumn School Contest 2003 | 267 | 1715 | |||
| 1492 | Vasya's Dad 2 | Autumn School Contest 2006 | 216 | 1973 | |||
| 2154 | Flight on a Cannonball | Ural School Programming Contest 2020 | 12 | 2107 | |||
| 1882 | Old Nokia | Ural Regional School Programming Contest 2011 | 94 | 2692 | |||
| 2139 | Experiment with Juice | Ural School Programming Contest 2019 | 11 | 3558 | |||
| 2006 | Kirill the Gardener | Ural Regional School Programming Contest 2013 | 51 | 3643 | |||