| ENG RUS | Timus Online Judge |
Problem set. School Contests
| ID | Title | Source | Authors | Difficulty | |||
|---|---|---|---|---|---|---|---|
| 1293 | Eniya | Spring School Contest 2004 | 34487 | 15 | |||
| 1409 | Two Gangsters | Autumn School Contest 2005 | 33042 | 15 | |||
| 1785 | Lost in Localization | Ural Regional School Programming Contest 2010 | 21883 | 16 | |||
| 1877 | Bicycle Codes | Ural Regional School Programming Contest 2011 | 16788 | 19 | |||
| 1264 | Workdays | Autumn School Contest 2003 | 23664 | 21 | |||
| 2001 | Mathematicians and Berries | Ural Regional School Programming Contest 2013 | 12288 | 21 | |||
| 1787 | Turn for MEGA | Ural Regional School Programming Contest 2010 | 14012 | 25 | |||
| 2066 | Simple Expression | Ural Regional School Programming Contest 2015 | 7856 | 27 | |||
| 1197 | Lonesome Knight | Spring School Contest 2002 | 17712 | 28 | |||
| 1880 | Psych Up's Eigenvalues | Ural Regional School Programming Contest 2011 | 10592 | 30 | |||
| 1639 | Chocolate 2 | Autumn School Contest 2008 | 12679 | 32 | |||
| 1209 | 1, 10, 100, 1000... | Autumn School Contest 2002 | 14422 | 34 | |||
| 1924 | Four Imps | Ural Regional School Programming Contest 2012 | 7817 | 37 | |||
| 1581 | Teamwork | Autumn School Contest 2007 | 10927 | 40 | |||
| 1263 | Elections | Autumn School Contest 2003 | 11758 | 43 | |||
| 1327 | Fuses | Autumn School Contest 2004 | 10902 | 46 | |||
| 1493 | One Step from Happiness | Autumn School Contest 2006 | 10074 | 47 | |||
| 1496 | Spammer | Autumn School Contest 2006 | 9711 | 49 | |||
| 1349 | Farm | Spring School Contest 2005 | 10086 | 50 | |||
| 1196 | History Exam | Spring School Contest 2002 | 9197 | 53 | |||
| 1876 | Centipede's Morning | Ural Regional School Programming Contest 2011 | 5986 | 53 | |||
| 1881 | Long problem statement | Ural Regional School Programming Contest 2011 | 5330 | 59 | |||
| 2025 | Line Fighting | Ural Regional School Programming Contest 2014 | 4021 | 59 | |||
| 1723 | Sandro's Book | Ural Regional School Programming Contest 2009 | 6110 | 61 | |||
| 1296 | Hyperjump | Spring School Contest 2004 | 7739 | 65 | |||
| 1925 | British Scientists Save the World | Ural Regional School Programming Contest 2012 | 4381 | 66 | |||
| 2111 | Plato | University academic school olympiad in informatics 2019 | 2005 | 66 | |||
| 1025 | Democracy in Danger | Autumn School Contest 2000 | 22744 | 67 | |||
| 1083 | Factorials!!! | Spring School Contest 2001 | 19797 | 67 | |||
| 2002 | Test Task | Ural Regional School Programming Contest 2013 | 3816 | 68 | |||
| 1119 | Metro | Autumn School Contest 2001 | 6916 | 71 | |||
| 2035 | Another Dress Rehearsal | Ural Regional School Programming Contest 2014 | 3297 | 72 | |||
| 1290 | Sabotage | Spring School Contest 2004 | 6354 | 79 | |||
| 1404 | Easy to Hack! | Autumn School Contest 2005 | 6346 | 80 | |||
| 1297 | Palindrome | Spring School Contest 2004 | 6175 | 81 | |||
| 1792 | Hamming Code | Ural Regional School Programming Contest 2010 | 4269 | 81 | |||
| 2031 | Overturned Numbers | Ural Regional School Programming Contest 2014 | 2930 | 81 | |||
| 1194 | Handshakes | Spring School Contest 2002 | 5999 | 82 | |||
| 1120 | Sum of Sequential Numbers | Autumn School Contest 2001 | 5602 | 87 | |||
| 2005 | Taxi for Programmers | Ural Regional School Programming Contest 2013 | 2969 | 88 | |||
| 1642 | 1D Maze | Autumn School Contest 2008 | 4236 | 95 | |||
| 1330 | Intervals | Autumn School Contest 2004 | 5264 | 96 | |||
| 1494 | Monobilliards | Autumn School Contest 2006 | 4866 | 97 | |||
| 2011 | Long Statement | Ural Regional School Programming Contest 2013 | 2697 | 97 | |||
| 1644 | A Whole Lot of Walnuts | Autumn School Contest 2008 | 4115 | 98 | |||
| 1020 | Rope | Autumn School Contest 2000 | 15314 | 99 | |||
| 2068 | Game of Nuts | Ural Regional School Programming Contest 2015 | 2122 | 100 | |||
| 1214 | Strange Procedure | Autumn School Contest 2002 | 4889 | 101 | |||
| 2033 | Devices | Ural Regional School Programming Contest 2014 | 2343 | 101 | |||
| 2138 | The Good, the Bad and the Ugly | Ural School Programming Contest 2019 | 1193 | 101 | |||
| 1731 | Dill | Ural Regional School Programming Contest 2009 | 3664 | 102 | |||
| 1118 | Nontrivial Numbers | Autumn School Contest 2001 | 4734 | 103 | |||
| 1353 | Milliard Vasya's Function | Spring School Contest 2005 | 4908 | 104 | |||
| 1086 | Cryptography | Spring School Contest 2001 | 12608 | 105 | |||
| 1786 | Sandro's Biography | Ural Regional School Programming Contest 2010 | 3273 | 105 | |||
| 1573 | Alchemy | Autumn School Contest 2007 | 4125 | 106 | |||
| 1796 | Amusement Park | Ural Regional School Programming Contest 2010 | 3257 | 106 | |||
| 1192 | Ball in a Dream | Spring School Contest 2002 | 4532 | 108 | |||
| 1260 | Nudnik Photographer | Autumn School Contest 2003 | 4513 | 111 | |||
| 2142 | Magic | Ural School Programming Contest 2019 | 1026 | 117 | |||
| 1123 | Salary | Autumn School Contest 2001 | 4041 | 121 | |||
| 1336 | Problem of Ben Betsalel | Autumn School Contest 2004 | 4182 | 121 | |||
| 1082 | Gaby Ivanushka | Spring School Contest 2001 | 10785 | 123 | |||
| 2010 | Sasha the Young Grandmaster | Ural Regional School Programming Contest 2013 | 2077 | 125 | |||
| 1402 | Cocktails | Autumn School Contest 2005 | 3974 | 128 | |||
| 1352 | Mersenne Primes | Spring School Contest 2005 | 3914 | 130 | |||
| 1726 | Visits | Ural Regional School Programming Contest 2009 | 2874 | 130 | |||
| 2149 | Pigeonhole Principle | Ural School Programming Contest 2019 | 883 | 136 | |||
| 1725 | Sold Out! | Ural Regional School Programming Contest 2009 | 2717 | 137 | |||
| 1354 | Palindrome. Again Palindrome | Spring School Contest 2005 | 3670 | 138 | |||
| 1022 | Genealogical Tree | Autumn School Contest 2000 | 10832 | 140 | |||
| 1572 | Yekaterinozavodsk Great Well | Autumn School Contest 2007 | 3035 | 144 | |||
| 1576 | Telephone Tariffs | Autumn School Contest 2007 | 3021 | 145 | |||
| 1021 | Sacrament of the Sum | Autumn School Contest 2000 | 10385 | 146 | |||
| 1084 | Goat in the Garden | Spring School Contest 2001 | 8921 | 149 | |||
| 2000 | Grand Theft Array V | Ural Regional School Programming Contest 2013 | 1744 | 149 | |||
| 1295 | Crazy Notions | Spring School Contest 2004 | 3343 | 150 | |||
| 1788 | On the Benefits of Umbrellas | Ural Regional School Programming Contest 2010 | 2228 | 154 | |||
| 1026 | Questions and Answers | Autumn School Contest 2000 | 9721 | 156 | |||
| 1210 | Kind Spirits | Autumn School Contest 2002 | 3031 | 163 | |||
| 1930 | Ivan's Car | Ural Regional School Programming Contest 2012 | 1737 | 165 | |||
| 1213 | Cockroaches! | Autumn School Contest 2002 | 2932 | 168 | |||
| 1640 | Circle of Winter | Autumn School Contest 2008 | 2338 | 172 | |||
| 1335 | White Thesis | Autumn School Contest 2004 | 2816 | 179 | |||
| 1401 | Gamers | Autumn School Contest 2005 | 2844 | 179 | |||
| 1193 | Queue at the Exam | Spring School Contest 2002 | 2715 | 180 | |||
| 1348 | Goat in the Garden 2 | Spring School Contest 2005 | 2717 | 187 | |||
| 1874 | Football Goal | Ural Regional School Programming Contest 2011 | 1657 | 190 | |||
| 1794 | Masterpieces of World Architecture | Ural Regional School Programming Contest 2010 | 1785 | 192 | |||
| 1727 | Znaika's Magic Numbers | Ural Regional School Programming Contest 2009 | 1909 | 195 | |||
| 1645 | Ski Race | Autumn School Contest 2008 | 2053 | 196 | |||
| 2072 | Kirill the Gardener 3 | Ural Regional School Programming Contest 2015 | 1076 | 196 | |||
| 1490 | Fire Circle | Autumn School Contest 2006 | 2398 | 197 | |||
| 2115 | The Knowledge Day | University academic school olympiad in informatics 2019 | 653 | 200 | |||
| 2069 | Hard Rock | Ural Regional School Programming Contest 2015 | 1029 | 205 | |||
| 1878 | Rubinchik's Cube | Ural Regional School Programming Contest 2011 | 1527 | 206 | |||
| 1491 | Unreal Story | Autumn School Contest 2006 | 2256 | 209 | |||
| 1789 | Searching for the Dodecahedron | Ural Regional School Programming Contest 2010 | 1635 | 210 | |||
| 1355 | Bald Spot Revisited | Spring School Contest 2005 | 2407 | 211 | |||
| 1023 | Buttons | Autumn School Contest 2000 | 7118 | 212 | |||
| 1333 | Genie Bomber 2 | Autumn School Contest 2004 | 2334 | 216 | |||
| 2070 | Interesting Numbers | Ural Regional School Programming Contest 2015 | 965 | 219 | |||
| 2073 | Log Files | Ural Regional School Programming Contest 2015 | 963 | 219 | |||
| 2144 | Cleaning the Room | Ural School Programming Contest 2019 | 530 | 224 | |||
| 1298 | Knight | Spring School Contest 2004 | 2167 | 232 | |||
| 2141 | Sasha Vilkin | Ural School Programming Contest 2019 | 504 | 236 | |||
| 1795 | Husband in a Shop | Ural Regional School Programming Contest 2010 | 1415 | 242 | |||
| 1191 | Catch the thief! | Spring School Contest 2002 | 1996 | 245 | |||
| 1122 | Game | Autumn School Contest 2001 | 1976 | 246 | |||
| 1195 | Ouths and Crosses | Spring School Contest 2002 | 1885 | 259 | |||
| 2062 | Ambitious Experiment | Ural Regional School Programming Contest 2015 | 782 | 269 | |||
| 1087 | The Time to Take Stones | Spring School Contest 2001 | 4899 | 271 | |||
| 1117 | Hierarchy | Autumn School Contest 2001 | 1763 | 276 | |||
| 2034 | Caravans | Ural Regional School Programming Contest 2014 | 814 | 288 | |||
| 2065 | Different Sums | Ural Regional School Programming Contest 2015 | 727 | 289 | |||
| 1356 | Something Easier | Spring School Contest 2005 | 1718 | 295 | |||
| 1497 | Cutting a Square | Autumn School Contest 2006 | 1580 | 298 | |||
| 1215 | Exactness of Projectile Hit | Autumn School Contest 2002 | 1648 | 299 | |||
| 1922 | Superhero Team | Ural Regional School Programming Contest 2012 | 944 | 302 | |||
| 2067 | Friends and Berries | Ural Regional School Programming Contest 2015 | 694 | 303 | |||
| 1190 | Bar of Chocolate | Spring School Contest 2002 | 1591 | 307 | |||
| 1211 | Collective Guarantee | Autumn School Contest 2002 | 1592 | 309 | |||
| 1294 | Mars Satellites | Spring School Contest 2004 | 1608 | 311 | |||
| 1024 | Permutations | Autumn School Contest 2000 | 4808 | 314 | |||
| 2024 | Adventure Time | Ural Regional School Programming Contest 2014 | 742 | 315 | |||
| 1116 | Piecewise Constant Function | Autumn School Contest 2001 | 1483 | 327 | |||
| 1261 | Tips | Autumn School Contest 2003 | 1507 | 331 | |||
| 1495 | One-two, One-two 2 | Autumn School Contest 2006 | 1393 | 338 | |||
| 2003 | Simple Magic | Ural Regional School Programming Contest 2013 | 754 | 342 | |||
| 2145 | Olympiad for Everyone | Ural School Programming Contest 2019 | 343 | 343 | |||
| 1406 | Next Number | Autumn School Contest 2005 | 1477 | 344 | |||
| 1121 | Branches | Autumn School Contest 2001 | 1405 | 345 | |||
| 1403 | Courier | Autumn School Contest 2005 | 1452 | 350 | |||
| 1873 | GOV Chronicles | Ural Regional School Programming Contest 2011 | 885 | 353 | |||
| 1574 | Mathematicians and brackets | Autumn School Contest 2007 | 1215 | 358 | |||
| 1929 | Teddybears are not for Everyone | Ural Regional School Programming Contest 2012 | 777 | 367 | |||
| 1292 | Mars Space Stations | Spring School Contest 2004 | 1329 | 376 | |||
| 1648 | Yachts | Autumn School Contest 2008 | 1064 | 377 | |||
| 1407 | One-two, One-two | Autumn School Contest 2005 | 1323 | 383 | |||
| 1291 | Gear-wheels | Spring School Contest 2004 | 1300 | 385 | |||
| 1793 | Tray 2 | Ural Regional School Programming Contest 2010 | 887 | 385 | |||
| 1262 | Pseudo-Roman Number | Autumn School Contest 2003 | 1286 | 387 | |||
| 1489 | Points on a Parallelepiped | Autumn School Contest 2006 | 1207 | 389 | |||
| 2113 | Survive the flood | University academic school olympiad in informatics 2019 | 332 | 389 | |||
| 1350 | Canteen | Spring School Contest 2005 | 1289 | 392 | |||
| 1259 | How to Become Star? | Autumn School Contest 2003 | 1266 | 393 | |||
| 1258 | Pool | Autumn School Contest 2003 | 1196 | 416 | |||
| 1643 | Attack of the Dark Fortress | Autumn School Contest 2008 | 953 | 421 | |||
| 2063 | Black and White | Ural Regional School Programming Contest 2015 | 488 | 428 | |||
| 1329 | Galactic History | Autumn School Contest 2004 | 1084 | 464 | |||
| 1577 | Autumn School Contest 2007 | 924 | 470 | ||||
| 1212 | Battleship | Autumn School Contest 2002 | 1009 | 486 | |||
| 2030 | Awesome Backup System | Ural Regional School Programming Contest 2014 | 478 | 486 | |||
| 2148 | Insane Shot | Ural School Programming Contest 2019 | 239 | 487 | |||
| 1579 | Coat Transportation | Autumn School Contest 2007 | 885 | 490 | |||
| 1641 | Duties | Autumn School Contest 2008 | 807 | 496 | |||
| 2027 | URCAPL, Episode 1 | Ural Regional School Programming Contest 2014 | 459 | 505 | |||
| 2117 | Polyphemus' triples | University academic school olympiad in informatics 2019 | 247 | 517 | |||
| 2167 | Cipher Message 5 | Ural School Programming Contest 2022 | 74 | 518 | |||
| 1728 | Curse on Team.GOV | Ural Regional School Programming Contest 2009 | 711 | 519 | |||
| 1351 | Good Gnusmas – Dead Gnusmas | Spring School Contest 2005 | 966 | 522 | |||
| 1923 | Scary Politics | Ural Regional School Programming Contest 2012 | 537 | 527 | |||
| 1334 | Checkers | Autumn School Contest 2004 | 934 | 537 | |||
| 1358 | Cables | Spring School Contest 2005 | 929 | 542 | |||
| 1400 | Cellular Characters | Autumn School Contest 2005 | 928 | 545 | |||
| 2026 | Dean and Schedule | Ural Regional School Programming Contest 2014 | 409 | 566 | |||
| 2156 | Interesting Conversations | Ural School Programming Contest 2020 | 155 | 571 | |||
| 2029 | Towers of Hanoi Strike Back | Ural Regional School Programming Contest 2014 | 398 | 581 | |||
| 2146 | Quiz Show | Ural School Programming Contest 2019 | 188 | 612 | |||
| 1085 | Meeting | Spring School Contest 2001 | 2147 | 617 | |||
| 1729 | Dead Man's Chest | Ural Regional School Programming Contest 2009 | 597 | 617 | |||
| 2071 | Juice Cocktails | Ural Regional School Programming Contest 2015 | 335 | 618 | |||
| 1027 | D++ Again | Autumn School Contest 2000 | 2422 | 622 | |||
| 1332 | Genie Bomber | Autumn School Contest 2004 | 805 | 622 | |||
| 2143 | Victoria! | Ural School Programming Contest 2019 | 183 | 628 | |||
| 1724 | Origin of Man Clarified | Ural Regional School Programming Contest 2009 | 572 | 644 | |||
| 1884 | Way to the University | Ural Regional School Programming Contest 2011 | 481 | 644 | |||
| 1405 | Goat in the Garden 5 | Autumn School Contest 2005 | 706 | 714 | |||
| 2172 | Meta-statement 2 | Ural School Programming Contest 2022 | 51 | 714 | |||
| 2004 | Scientists from Spilkovo | Ural Regional School Programming Contest 2013 | 347 | 732 | |||
| 1088 | Ilya Murometz | Spring School Contest 2001 | 1804 | 733 | |||
| 1928 | Another Ecology Problem | Ural Regional School Programming Contest 2012 | 376 | 747 | |||
| 2112 | Battle log | University academic school olympiad in informatics 2019 | 168 | 747 | |||
| 2032 | Conspiracy Theory and Rebranding | Ural Regional School Programming Contest 2014 | 305 | 753 | |||
| 2161 | Mount & Blade | Ural School Programming Contest 2021 | 46 | 778 | |||
| 2173 | Meta-statement 3 | Ural School Programming Contest 2022 | 45 | 792 | |||
| 2009 | Canteen Line | Ural Regional School Programming Contest 2013 | 313 | 809 | |||
| 2028 | URCAPL, Episode 2 | Ural Regional School Programming Contest 2014 | 281 | 815 | |||
| 1647 | Divide an Island! | Autumn School Contest 2008 | 479 | 828 | |||
| 1089 | Verification with the Dictionary | Spring School Contest 2001 | 1591 | 831 | |||
| 2151 | Mahjong | Ural School Programming Contest 2020 | 102 | 842 | |||
| 2116 | He is not a knight for you | University academic school olympiad in informatics 2019 | 147 | 846 | |||
| 1575 | Yekaterinburg Subway 2 | Autumn School Contest 2007 | 500 | 861 | |||
| 1578 | Mammoth Hunt | Autumn School Contest 2007 | 493 | 873 | |||
| 1580 | Dean's Debts | Autumn School Contest 2007 | 490 | 878 | |||
| 1646 | Godzilla Strikes Back! | Autumn School Contest 2008 | 450 | 880 | |||
| 1498 | Stroke at Full Speed | Autumn School Contest 2006 | 525 | 886 | |||
| 2155 | Quadrocopter | Ural School Programming Contest 2020 | 95 | 898 | |||
| 2114 | My craft | University academic school olympiad in informatics 2019 | 135 | 917 | |||
| 2064 | Caterpillars | Ural Regional School Programming Contest 2015 | 221 | 923 | |||
| 2153 | Perfect Squad | Ural School Programming Contest 2020 | 92 | 924 | |||
| 1875 | Angry Birds | Ural Regional School Programming Contest 2011 | 323 | 949 | |||
| 2150 | 4B and Zoo | Ural School Programming Contest 2020 | 85 | 992 | |||
| 2152 | Tax Fees | Ural School Programming Contest 2020 | 85 | 992 | |||
| 1331 | Vladislava | Autumn School Contest 2004 | 500 | 995 | |||
| 1926 | The Tournament of Intelligences | Ural Regional School Programming Contest 2012 | 278 | 1002 | |||
| 2008 | Swifty | Ural Regional School Programming Contest 2013 | 245 | 1025 | |||
| 1927 | Herbs and Magic | Ural Regional School Programming Contest 2012 | 266 | 1045 | |||
| 2160 | Meta-statement | Ural School Programming Contest 2021 | 31 | 1063 | |||
| 2140 | BitMazeCraft | Ural School Programming Contest 2019 | 103 | 1073 | |||
| 1730 | ManBearPig | Ural Regional School Programming Contest 2009 | 328 | 1108 | |||
| 2162 | Graphmania | Ural School Programming Contest 2021 | 29 | 1115 | |||
| 1359 | Construction | Spring School Contest 2005 | 432 | 1152 | |||
| 2157 | Skydiving | Ural School Programming Contest 2020 | 70 | 1178 | |||
| 1883 | Ent's Birthday | Ural Regional School Programming Contest 2011 | 258 | 1180 | |||
| 1357 | Teakettle 1.0 for Dummies | Spring School Contest 2005 | 418 | 1190 | |||
| 1408 | Polynomial Multiplication | Autumn School Contest 2005 | 414 | 1205 | |||
| 1921 | Chaos and Order | Ural Regional School Programming Contest 2012 | 229 | 1207 | |||
| 1722 | Observation Deck | Ural Regional School Programming Contest 2009 | 275 | 1314 | |||
| 2171 | Two Progressions 2 | Ural School Programming Contest 2022 | 23 | 1318 | |||
| 1790 | Searching for the Truth | Ural Regional School Programming Contest 2010 | 247 | 1342 | |||
| 2163 | Interview | Ural School Programming Contest 2021 | 22 | 1358 | |||
| 2159 | Essay | Ural School Programming Contest 2021 | 22 | 1362 | |||
| 1347 | Blog | Spring School Contest 2005 | 360 | 1377 | |||
| 1328 | Fireball | Autumn School Contest 2004 | 353 | 1397 | |||
| 1879 | GOV-internship 2 | Ural Regional School Programming Contest 2011 | 215 | 1405 | |||
| 1791 | Uncle Styopa and Buses | Ural Regional School Programming Contest 2010 | 234 | 1414 | |||
| 2158 | Two progressions | Ural School Programming Contest 2021 | 20 | 1448 | |||
| 1499 | Kerchiefs | Autumn School Contest 2006 | 311 | 1476 | |||
| 2164 | Bookmaker | Ural School Programming Contest 2021 | 19 | 1503 | |||
| 1299 | Psylonians | Spring School Contest 2004 | 320 | 1527 | |||
| 1337 | Bureaucracy | Autumn School Contest 2004 | 317 | 1551 | |||
| 2166 | Two Roads | Ural School Programming Contest 2022 | 17 | 1611 | |||
| 2170 | Experiment with Juice 2 | Ural School Programming Contest 2022 | 17 | 1611 | |||
| 2165 | Cake Cutter | Ural School Programming Contest 2021 | 16 | 1674 | |||
| 1257 | Hyphenation | Autumn School Contest 2003 | 279 | 1735 | |||
| 2147 | City Building | Ural School Programming Contest 2019 | 57 | 1809 | |||
| 2007 | Mutants versus Machines | Ural Regional School Programming Contest 2013 | 129 | 1880 | |||
| 2169 | City Building 2 | Ural School Programming Contest 2022 | 12 | 1977 | |||
| 1492 | Vasya's Dad 2 | Autumn School Contest 2006 | 228 | 1991 | |||
| 2154 | Flight on a Cannonball | Ural School Programming Contest 2020 | 32 | 2245 | |||
| 1882 | Old Nokia | Ural Regional School Programming Contest 2011 | 108 | 2679 | |||
| 2168 | Runes in the Field | Ural School Programming Contest 2022 | 6 | 2719 | |||
| 2006 | Kirill the Gardener | Ural Regional School Programming Contest 2013 | 58 | 3843 | |||
| 2139 | Experiment with Juice | Ural School Programming Contest 2019 | 21 | 3910 | |||