| ENG RUS | Timus Online Judge |
Problem set. School Contests
| ID | Title | Source | Authors | Difficulty | |||
|---|---|---|---|---|---|---|---|
| 1293 | Eniya | Spring School Contest 2004 | 32119 | 15 | |||
| 1409 | Two Gangsters | Autumn School Contest 2005 | 30755 | 16 | |||
| 1264 | Workdays | Autumn School Contest 2003 | 22157 | 22 | |||
| 1025 | Democracy in Danger | Autumn School Contest 2000 | 21733 | 67 | |||
| 1785 | Lost in Localization | Ural Regional School Programming Contest 2010 | 20434 | 16 | |||
| 1083 | Factorials!!! | Spring School Contest 2001 | 19001 | 67 | |||
| 1197 | Lonesome Knight | Spring School Contest 2002 | 16829 | 28 | |||
| 1877 | Bicycle Codes | Ural Regional School Programming Contest 2011 | 15431 | 19 | |||
| 1020 | Rope | Autumn School Contest 2000 | 14693 | 99 | |||
| 1209 | 1, 10, 100, 1000... | Autumn School Contest 2002 | 13593 | 35 | |||
| 1787 | Turn for MEGA | Ural Regional School Programming Contest 2010 | 12950 | 25 | |||
| 1639 | Chocolate 2 | Autumn School Contest 2008 | 12032 | 32 | |||
| 1086 | Cryptography | Spring School Contest 2001 | 12022 | 107 | |||
| 1263 | Elections | Autumn School Contest 2003 | 11183 | 43 | |||
| 2001 | Mathematicians and Berries | Ural Regional School Programming Contest 2013 | 10901 | 22 | |||
| 1022 | Genealogical Tree | Autumn School Contest 2000 | 10595 | 138 | |||
| 1082 | Gaby Ivanushka | Spring School Contest 2001 | 10585 | 121 | |||
| 1327 | Fuses | Autumn School Contest 2004 | 10524 | 47 | |||
| 1581 | Teamwork | Autumn School Contest 2007 | 10309 | 41 | |||
| 1021 | Sacrament of the Sum | Autumn School Contest 2000 | 10115 | 144 | |||
| 1880 | Psych Up's Eigenvalues | Ural Regional School Programming Contest 2011 | 9721 | 30 | |||
| 1349 | Farm | Spring School Contest 2005 | 9678 | 51 | |||
| 1493 | One Step from Happiness | Autumn School Contest 2006 | 9629 | 47 | |||
| 1026 | Questions and Answers | Autumn School Contest 2000 | 9270 | 157 | |||
| 1496 | Spammer | Autumn School Contest 2006 | 9138 | 50 | |||
| 1196 | History Exam | Spring School Contest 2002 | 8715 | 54 | |||
| 1084 | Goat in the Garden | Spring School Contest 2001 | 8669 | 148 | |||
| 1924 | Four Imps | Ural Regional School Programming Contest 2012 | 7342 | 36 | |||
| 1023 | Buttons | Autumn School Contest 2000 | 6984 | 209 | |||
| 2066 | Simple Expression | Ural Regional School Programming Contest 2015 | 6876 | 27 | |||
| 1119 | Metro | Autumn School Contest 2001 | 6538 | 72 | |||
| 1296 | Hyperjump | Spring School Contest 2004 | 6442 | 76 | |||
| 1290 | Sabotage | Spring School Contest 2004 | 6153 | 79 | |||
| 1404 | Easy to Hack! | Autumn School Contest 2005 | 6086 | 81 | |||
| 1297 | Palindrome | Spring School Contest 2004 | 5927 | 82 | |||
| 1194 | Handshakes | Spring School Contest 2002 | 5852 | 81 | |||
| 1723 | Sandro's Book | Ural Regional School Programming Contest 2009 | 5800 | 61 | |||
| 1876 | Centipede's Morning | Ural Regional School Programming Contest 2011 | 5659 | 52 | |||
| 1120 | Sum of Sequential Numbers | Autumn School Contest 2001 | 5375 | 88 | |||
| 1330 | Intervals | Autumn School Contest 2004 | 5024 | 97 | |||
| 1881 | Long problem statement | Ural Regional School Programming Contest 2011 | 4942 | 59 | |||
| 1087 | The Time to Take Stones | Spring School Contest 2001 | 4801 | 267 | |||
| 1214 | Strange Procedure | Autumn School Contest 2002 | 4751 | 100 | |||
| 1024 | Permutations | Autumn School Contest 2000 | 4711 | 309 | |||
| 1353 | Milliard Vasya's Function | Spring School Contest 2005 | 4705 | 105 | |||
| 1118 | Nontrivial Numbers | Autumn School Contest 2001 | 4590 | 102 | |||
| 1192 | Ball in a Dream | Spring School Contest 2002 | 4406 | 107 | |||
| 1260 | Nudnik Photographer | Autumn School Contest 2003 | 4381 | 110 | |||
| 1925 | British Scientists Save the World | Ural Regional School Programming Contest 2012 | 4147 | 64 | |||
| 1792 | Hamming Code | Ural Regional School Programming Contest 2010 | 4090 | 79 | |||
| 1336 | Problem of Ben Betsalel | Autumn School Contest 2004 | 4057 | 121 | |||
| 1642 | 1D Maze | Autumn School Contest 2008 | 4034 | 95 | |||
| 1573 | Alchemy | Autumn School Contest 2007 | 4010 | 104 | |||
| 1644 | A Whole Lot of Walnuts | Autumn School Contest 2008 | 3965 | 97 | |||
| 1494 | Monobilliards | Autumn School Contest 2006 | 3944 | 115 | |||
| 1123 | Salary | Autumn School Contest 2001 | 3912 | 120 | |||
| 1402 | Cocktails | Autumn School Contest 2005 | 3855 | 128 | |||
| 1352 | Mersenne Primes | Spring School Contest 2005 | 3801 | 129 | |||
| 1354 | Palindrome. Again Palindrome | Spring School Contest 2005 | 3531 | 139 | |||
| 1731 | Dill | Ural Regional School Programming Contest 2009 | 3518 | 100 | |||
| 2002 | Test Task | Ural Regional School Programming Contest 2013 | 3477 | 68 | |||
| 1295 | Crazy Notions | Spring School Contest 2004 | 3214 | 151 | |||
| 1786 | Sandro's Biography | Ural Regional School Programming Contest 2010 | 3153 | 102 | |||
| 1796 | Amusement Park | Ural Regional School Programming Contest 2010 | 3135 | 103 | |||
| 2035 | Another Dress Rehearsal | Ural Regional School Programming Contest 2014 | 3025 | 70 | |||
| 2025 | Line Fighting | Ural Regional School Programming Contest 2014 | 2954 | 71 | |||
| 1210 | Kind Spirits | Autumn School Contest 2002 | 2947 | 162 | |||
| 1572 | Yekaterinozavodsk Great Well | Autumn School Contest 2007 | 2922 | 143 | |||
| 1576 | Telephone Tariffs | Autumn School Contest 2007 | 2903 | 144 | |||
| 2005 | Taxi for Programmers | Ural Regional School Programming Contest 2013 | 2830 | 83 | |||
| 1213 | Cockroaches! | Autumn School Contest 2002 | 2820 | 169 | |||
| 1335 | White Thesis | Autumn School Contest 2004 | 2753 | 178 | |||
| 2031 | Overturned Numbers | Ural Regional School Programming Contest 2014 | 2737 | 77 | |||
| 1725 | Sold Out! | Ural Regional School Programming Contest 2009 | 2626 | 134 | |||
| 1193 | Queue at the Exam | Spring School Contest 2002 | 2611 | 181 | |||
| 2011 | Long Statement | Ural Regional School Programming Contest 2013 | 2557 | 92 | |||
| 1348 | Goat in the Garden 2 | Spring School Contest 2005 | 2544 | 193 | |||
| 1027 | D++ Again | Autumn School Contest 2000 | 2391 | 607 | |||
| 1355 | Bald Spot Revisited | Spring School Contest 2005 | 2292 | 214 | |||
| 1490 | Fire Circle | Autumn School Contest 2006 | 2283 | 199 | |||
| 1333 | Genie Bomber 2 | Autumn School Contest 2004 | 2252 | 217 | |||
| 1640 | Circle of Winter | Autumn School Contest 2008 | 2252 | 170 | |||
| 1491 | Unreal Story | Autumn School Contest 2006 | 2154 | 211 | |||
| 1788 | On the Benefits of Umbrellas | Ural Regional School Programming Contest 2010 | 2133 | 151 | |||
| 1085 | Meeting | Spring School Contest 2001 | 2101 | 607 | |||
| 1298 | Knight | Spring School Contest 2004 | 2101 | 231 | |||
| 1726 | Visits | Ural Regional School Programming Contest 2009 | 2045 | 172 | |||
| 2033 | Devices | Ural Regional School Programming Contest 2014 | 2004 | 105 | |||
| 2010 | Sasha the Young Grandmaster | Ural Regional School Programming Contest 2013 | 1978 | 119 | |||
| 2068 | Game of Nuts | Ural Regional School Programming Contest 2015 | 1977 | 94 | |||
| 1645 | Ski Race | Autumn School Contest 2008 | 1962 | 195 | |||
| 1122 | Game | Autumn School Contest 2001 | 1946 | 241 | |||
| 1191 | Catch the thief! | Spring School Contest 2002 | 1921 | 246 | |||
| 1401 | Gamers | Autumn School Contest 2005 | 1865 | 264 | |||
| 1195 | Ouths and Crosses | Spring School Contest 2002 | 1863 | 253 | |||
| 1727 | Znaika's Magic Numbers | Ural Regional School Programming Contest 2009 | 1843 | 191 | |||
| 1088 | Ilya Murometz | Spring School Contest 2001 | 1776 | 718 | |||
| 1117 | Hierarchy | Autumn School Contest 2001 | 1719 | 273 | |||
| 1794 | Masterpieces of World Architecture | Ural Regional School Programming Contest 2010 | 1714 | 187 | |||
| 2000 | Grand Theft Array V | Ural Regional School Programming Contest 2013 | 1669 | 141 | |||
| 1356 | Something Easier | Spring School Contest 2005 | 1656 | 296 | |||
| 2111 | Plato | University academic school olympiad in informatics 2019 | 1596 | 65 | |||
| 1874 | Football Goal | Ural Regional School Programming Contest 2011 | 1591 | 183 | |||
| 1215 | Exactness of Projectile Hit | Autumn School Contest 2002 | 1581 | 301 | |||
| 1789 | Searching for the Dodecahedron | Ural Regional School Programming Contest 2010 | 1577 | 203 | |||
| 1930 | Ivan's Car | Ural Regional School Programming Contest 2012 | 1567 | 168 | |||
| 1294 | Mars Satellites | Spring School Contest 2004 | 1561 | 310 | |||
| 1190 | Bar of Chocolate | Spring School Contest 2002 | 1547 | 305 | |||
| 1089 | Verification with the Dictionary | Spring School Contest 2001 | 1531 | 832 | |||
| 1497 | Cutting a Square | Autumn School Contest 2006 | 1515 | 299 | |||
| 1211 | Collective Guarantee | Autumn School Contest 2002 | 1496 | 318 | |||
| 1878 | Rubinchik's Cube | Ural Regional School Programming Contest 2011 | 1477 | 197 | |||
| 1116 | Piecewise Constant Function | Autumn School Contest 2001 | 1448 | 323 | |||
| 1261 | Tips | Autumn School Contest 2003 | 1448 | 332 | |||
| 1406 | Next Number | Autumn School Contest 2005 | 1444 | 340 | |||
| 1403 | Courier | Autumn School Contest 2005 | 1400 | 351 | |||
| 1121 | Branches | Autumn School Contest 2001 | 1375 | 340 | |||
| 1495 | One-two, One-two 2 | Autumn School Contest 2006 | 1341 | 338 | |||
| 1795 | Husband in a Shop | Ural Regional School Programming Contest 2010 | 1329 | 241 | |||
| 1292 | Mars Space Stations | Spring School Contest 2004 | 1300 | 372 | |||
| 1407 | One-two, One-two | Autumn School Contest 2005 | 1286 | 382 | |||
| 1262 | Pseudo-Roman Number | Autumn School Contest 2003 | 1258 | 382 | |||
| 1350 | Canteen | Spring School Contest 2005 | 1252 | 390 | |||
| 1259 | How to Become Star? | Autumn School Contest 2003 | 1228 | 392 | |||
| 1291 | Gear-wheels | Spring School Contest 2004 | 1226 | 394 | |||
| 1574 | Mathematicians and brackets | Autumn School Contest 2007 | 1168 | 357 | |||
| 1258 | Pool | Autumn School Contest 2003 | 1158 | 415 | |||
| 1489 | Points on a Parallelepiped | Autumn School Contest 2006 | 1145 | 395 | |||
| 1329 | Galactic History | Autumn School Contest 2004 | 1046 | 465 | |||
| 1648 | Yachts | Autumn School Contest 2008 | 1031 | 370 | |||
| 2072 | Kirill the Gardener 3 | Ural Regional School Programming Contest 2015 | 1003 | 184 | |||
| 2069 | Hard Rock | Ural Regional School Programming Contest 2015 | 966 | 191 | |||
| 1212 | Battleship | Autumn School Contest 2002 | 946 | 500 | |||
| 1351 | Good Gnusmas – Dead Gnusmas | Spring School Contest 2005 | 924 | 528 | |||
| 1334 | Checkers | Autumn School Contest 2004 | 909 | 534 | |||
| 1922 | Superhero Team | Ural Regional School Programming Contest 2012 | 909 | 288 | |||
| 2138 | The Good, the Bad and the Ugly | Ural School Programming Contest 2019 | 907 | 100 | |||
| 2073 | Log Files | Ural Regional School Programming Contest 2015 | 905 | 204 | |||
| 1643 | Attack of the Dark Fortress | Autumn School Contest 2008 | 900 | 423 | |||
| 1400 | Cellular Characters | Autumn School Contest 2005 | 899 | 544 | |||
| 1358 | Cables | Spring School Contest 2005 | 891 | 547 | |||
| 2070 | Interesting Numbers | Ural Regional School Programming Contest 2015 | 880 | 210 | |||
| 1577 | Autumn School Contest 2007 | 875 | 475 | ||||
| 1579 | Coat Transportation | Autumn School Contest 2007 | 854 | 486 | |||
| 1793 | Tray 2 | Ural Regional School Programming Contest 2010 | 854 | 374 | |||
| 1873 | GOV Chronicles | Ural Regional School Programming Contest 2011 | 846 | 342 | |||
| 1332 | Genie Bomber | Autumn School Contest 2004 | 787 | 616 | |||
| 2142 | Magic | Ural School Programming Contest 2019 | 783 | 115 | |||
| 1641 | Duties | Autumn School Contest 2008 | 779 | 488 | |||
| 1929 | Teddybears are not for Everyone | Ural Regional School Programming Contest 2012 | 755 | 346 | |||
| 2034 | Caravans | Ural Regional School Programming Contest 2014 | 733 | 284 | |||
| 2062 | Ambitious Experiment | Ural Regional School Programming Contest 2015 | 732 | 251 | |||
| 2003 | Simple Magic | Ural Regional School Programming Contest 2013 | 718 | 325 | |||
| 2024 | Adventure Time | Ural Regional School Programming Contest 2014 | 710 | 293 | |||
| 2149 | Pigeonhole Principle | Ural School Programming Contest 2019 | 692 | 130 | |||
| 1405 | Goat in the Garden 5 | Autumn School Contest 2005 | 689 | 708 | |||
| 1728 | Curse on Team.GOV | Ural Regional School Programming Contest 2009 | 688 | 506 | |||
| 2065 | Different Sums | Ural Regional School Programming Contest 2015 | 684 | 269 | |||
| 2067 | Friends and Berries | Ural Regional School Programming Contest 2015 | 649 | 283 | |||
| 1729 | Dead Man's Chest | Ural Regional School Programming Contest 2009 | 573 | 606 | |||
| 2115 | The Knowledge Day | University academic school olympiad in informatics 2019 | 560 | 182 | |||
| 1724 | Origin of Man Clarified | Ural Regional School Programming Contest 2009 | 544 | 638 | |||
| 1923 | Scary Politics | Ural Regional School Programming Contest 2012 | 519 | 500 | |||
| 1498 | Stroke at Full Speed | Autumn School Contest 2006 | 515 | 869 | |||
| 1331 | Vladislava | Autumn School Contest 2004 | 482 | 997 | |||
| 1578 | Mammoth Hunt | Autumn School Contest 2007 | 475 | 866 | |||
| 1647 | Divide an Island! | Autumn School Contest 2008 | 467 | 807 | |||
| 1580 | Dean's Debts | Autumn School Contest 2007 | 463 | 888 | |||
| 1575 | Yekaterinburg Subway 2 | Autumn School Contest 2007 | 449 | 915 | |||
| 2030 | Awesome Backup System | Ural Regional School Programming Contest 2014 | 445 | 464 | |||
| 1646 | Godzilla Strikes Back! | Autumn School Contest 2008 | 443 | 850 | |||
| 2027 | URCAPL, Episode 1 | Ural Regional School Programming Contest 2014 | 443 | 466 | |||
| 1884 | Way to the University | Ural Regional School Programming Contest 2011 | 439 | 653 | |||
| 2063 | Black and White | Ural Regional School Programming Contest 2015 | 424 | 430 | |||
| 2141 | Sasha Vilkin | Ural School Programming Contest 2019 | 420 | 213 | |||
| 1408 | Polynomial Multiplication | Autumn School Contest 2005 | 408 | 1183 | |||
| 1357 | Teakettle 1.0 for Dummies | Spring School Contest 2005 | 406 | 1185 | |||
| 2144 | Cleaning the Room | Ural School Programming Contest 2019 | 402 | 222 | |||
| 1359 | Construction | Spring School Contest 2005 | 399 | 1205 | |||
| 2026 | Dean and Schedule | Ural Regional School Programming Contest 2014 | 394 | 523 | |||
| 1928 | Another Ecology Problem | Ural Regional School Programming Contest 2012 | 363 | 709 | |||
| 1328 | Fireball | Autumn School Contest 2004 | 346 | 1378 | |||
| 2029 | Towers of Hanoi Strike Back | Ural Regional School Programming Contest 2014 | 346 | 594 | |||
| 1347 | Blog | Spring School Contest 2005 | 343 | 1396 | |||
| 2004 | Scientists from Spilkovo | Ural Regional School Programming Contest 2013 | 337 | 681 | |||
| 2071 | Juice Cocktails | Ural Regional School Programming Contest 2015 | 317 | 570 | |||
| 1299 | Psylonians | Spring School Contest 2004 | 316 | 1495 | |||
| 1875 | Angry Birds | Ural Regional School Programming Contest 2011 | 313 | 907 | |||
| 1337 | Bureaucracy | Autumn School Contest 2004 | 312 | 1524 | |||
| 1730 | ManBearPig | Ural Regional School Programming Contest 2009 | 311 | 1101 | |||
| 2009 | Canteen Line | Ural Regional School Programming Contest 2013 | 303 | 755 | |||
| 1499 | Kerchiefs | Autumn School Contest 2006 | 302 | 1462 | |||
| 2032 | Conspiracy Theory and Rebranding | Ural Regional School Programming Contest 2014 | 298 | 686 | |||
| 2145 | Olympiad for Everyone | Ural School Programming Contest 2019 | 287 | 308 | |||
| 2113 | Survive the flood | University academic school olympiad in informatics 2019 | 276 | 362 | |||
| 1257 | Hyphenation | Autumn School Contest 2003 | 273 | 1713 | |||
| 1926 | The Tournament of Intelligences | Ural Regional School Programming Contest 2012 | 270 | 944 | |||
| 2028 | URCAPL, Episode 2 | Ural Regional School Programming Contest 2014 | 267 | 763 | |||
| 1722 | Observation Deck | Ural Regional School Programming Contest 2009 | 266 | 1280 | |||
| 1927 | Herbs and Magic | Ural Regional School Programming Contest 2012 | 250 | 1017 | |||
| 1883 | Ent's Birthday | Ural Regional School Programming Contest 2011 | 247 | 1140 | |||
| 1790 | Searching for the Truth | Ural Regional School Programming Contest 2010 | 241 | 1286 | |||
| 2008 | Swifty | Ural Regional School Programming Contest 2013 | 237 | 957 | |||
| 1791 | Uncle Styopa and Buses | Ural Regional School Programming Contest 2010 | 229 | 1351 | |||
| 1492 | Vasya's Dad 2 | Autumn School Contest 2006 | 220 | 1983 | |||
| 1921 | Chaos and Order | Ural Regional School Programming Contest 2012 | 217 | 1165 | |||
| 2064 | Caterpillars | Ural Regional School Programming Contest 2015 | 211 | 844 | |||
| 1879 | GOV-internship 2 | Ural Regional School Programming Contest 2011 | 208 | 1344 | |||
| 2148 | Insane Shot | Ural School Programming Contest 2019 | 186 | 467 | |||
| 2117 | Polyphemus' triples | University academic school olympiad in informatics 2019 | 182 | 540 | |||
| 2146 | Quiz Show | Ural School Programming Contest 2019 | 157 | 548 | |||
| 2112 | Battle log | University academic school olympiad in informatics 2019 | 150 | 648 | |||
| 2143 | Victoria! | Ural School Programming Contest 2019 | 144 | 594 | |||
| 2116 | He is not a knight for you | University academic school olympiad in informatics 2019 | 134 | 720 | |||
| 2007 | Mutants versus Machines | Ural Regional School Programming Contest 2013 | 127 | 1725 | |||
| 2114 | My craft | University academic school olympiad in informatics 2019 | 119 | 803 | |||
| 2156 | Interesting Conversations | Ural School Programming Contest 2020 | 119 | 494 | |||
| 1882 | Old Nokia | Ural Regional School Programming Contest 2011 | 102 | 2616 | |||
| 2140 | BitMazeCraft | Ural School Programming Contest 2019 | 88 | 934 | |||
| 2151 | Mahjong | Ural School Programming Contest 2020 | 82 | 692 | |||
| 2153 | Perfect Squad | Ural School Programming Contest 2020 | 76 | 741 | |||
| 2152 | Tax Fees | Ural School Programming Contest 2020 | 66 | 838 | |||
| 2155 | Quadrocopter | Ural School Programming Contest 2020 | 61 | 897 | |||
| 2006 | Kirill the Gardener | Ural Regional School Programming Contest 2013 | 54 | 3694 | |||
| 2150 | 4B and Zoo | Ural School Programming Contest 2020 | 48 | 1098 | |||
| 2147 | City Building | Ural School Programming Contest 2019 | 46 | 1635 | |||
| 2157 | Skydiving | Ural School Programming Contest 2020 | 45 | 1158 | |||
| 2154 | Flight on a Cannonball | Ural School Programming Contest 2020 | 20 | 2123 | |||
| 2139 | Experiment with Juice | Ural School Programming Contest 2019 | 11 | 4359 | |||