| ENG RUS | Timus Online Judge |
Problem set. School Contests
| ID | Title | Source | Authors | Difficulty | |||
|---|---|---|---|---|---|---|---|
| 1293 | Eniya | Spring School Contest 2004 | 30996 | 15 | |||
| 1409 | Two Gangsters | Autumn School Contest 2005 | 29562 | 16 | |||
| 1785 | Lost in Localization | Ural Regional School Programming Contest 2010 | 19682 | 16 | |||
| 1877 | Bicycle Codes | Ural Regional School Programming Contest 2011 | 14723 | 19 | |||
| 1264 | Workdays | Autumn School Contest 2003 | 21340 | 22 | |||
| 2001 | Mathematicians and Berries | Ural Regional School Programming Contest 2013 | 10282 | 22 | |||
| 1787 | Turn for MEGA | Ural Regional School Programming Contest 2010 | 12376 | 25 | |||
| 2066 | Simple Expression | Ural Regional School Programming Contest 2015 | 6392 | 27 | |||
| 1197 | Lonesome Knight | Spring School Contest 2002 | 16383 | 28 | |||
| 1880 | Psych Up's Eigenvalues | Ural Regional School Programming Contest 2011 | 9222 | 31 | |||
| 1639 | Chocolate 2 | Autumn School Contest 2008 | 11662 | 32 | |||
| 1209 | 1, 10, 100, 1000... | Autumn School Contest 2002 | 13131 | 36 | |||
| 1924 | Four Imps | Ural Regional School Programming Contest 2012 | 7084 | 36 | |||
| 1581 | Teamwork | Autumn School Contest 2007 | 10039 | 41 | |||
| 1263 | Elections | Autumn School Contest 2003 | 10951 | 44 | |||
| 1327 | Fuses | Autumn School Contest 2004 | 10284 | 47 | |||
| 1493 | One Step from Happiness | Autumn School Contest 2006 | 9380 | 48 | |||
| 1349 | Farm | Spring School Contest 2005 | 9453 | 51 | |||
| 1496 | Spammer | Autumn School Contest 2006 | 8806 | 51 | |||
| 1876 | Centipede's Morning | Ural Regional School Programming Contest 2011 | 5489 | 51 | |||
| 1196 | History Exam | Spring School Contest 2002 | 8471 | 55 | |||
| 1881 | Long problem statement | Ural Regional School Programming Contest 2011 | 4832 | 58 | |||
| 1723 | Sandro's Book | Ural Regional School Programming Contest 2009 | 5631 | 61 | |||
| 1925 | British Scientists Save the World | Ural Regional School Programming Contest 2012 | 4009 | 63 | |||
| 2111 | Plato | University academic school olympiad in informatics 2019 | 1377 | 65 | |||
| 1025 | Democracy in Danger | Autumn School Contest 2000 | 21220 | 68 | |||
| 1083 | Factorials!!! | Spring School Contest 2001 | 18550 | 68 | |||
| 2002 | Test Task | Ural Regional School Programming Contest 2013 | 3292 | 68 | |||
| 2035 | Another Dress Rehearsal | Ural Regional School Programming Contest 2014 | 2901 | 69 | |||
| 1119 | Metro | Autumn School Contest 2001 | 6399 | 72 | |||
| 2031 | Overturned Numbers | Ural Regional School Programming Contest 2014 | 2640 | 75 | |||
| 1792 | Hamming Code | Ural Regional School Programming Contest 2010 | 4006 | 78 | |||
| 1290 | Sabotage | Spring School Contest 2004 | 6065 | 79 | |||
| 2025 | Line Fighting | Ural Regional School Programming Contest 2014 | 2532 | 79 | |||
| 1194 | Handshakes | Spring School Contest 2002 | 5778 | 81 | |||
| 1296 | Hyperjump | Spring School Contest 2004 | 5902 | 81 | |||
| 1404 | Easy to Hack! | Autumn School Contest 2005 | 5998 | 81 | |||
| 2005 | Taxi for Programmers | Ural Regional School Programming Contest 2013 | 2756 | 81 | |||
| 1297 | Palindrome | Spring School Contest 2004 | 5795 | 83 | |||
| 1120 | Sum of Sequential Numbers | Autumn School Contest 2001 | 5304 | 87 | |||
| 2011 | Long Statement | Ural Regional School Programming Contest 2013 | 2501 | 90 | |||
| 2068 | Game of Nuts | Ural Regional School Programming Contest 2015 | 1922 | 90 | |||
| 1642 | 1D Maze | Autumn School Contest 2008 | 3964 | 95 | |||
| 1644 | A Whole Lot of Walnuts | Autumn School Contest 2008 | 3896 | 96 | |||
| 1330 | Intervals | Autumn School Contest 2004 | 4927 | 98 | |||
| 1020 | Rope | Autumn School Contest 2000 | 14381 | 100 | |||
| 1214 | Strange Procedure | Autumn School Contest 2002 | 4687 | 100 | |||
| 1731 | Dill | Ural Regional School Programming Contest 2009 | 3439 | 100 | |||
| 1786 | Sandro's Biography | Ural Regional School Programming Contest 2010 | 3094 | 101 | |||
| 1796 | Amusement Park | Ural Regional School Programming Contest 2010 | 3087 | 101 | |||
| 1118 | Nontrivial Numbers | Autumn School Contest 2001 | 4532 | 102 | |||
| 2033 | Devices | Ural Regional School Programming Contest 2014 | 1948 | 102 | |||
| 2138 | The Good, the Bad and the Ugly | Ural School Programming Contest 2019 | 759 | 102 | |||
| 1573 | Alchemy | Autumn School Contest 2007 | 3944 | 104 | |||
| 1353 | Milliard Vasya's Function | Spring School Contest 2005 | 4624 | 105 | |||
| 1086 | Cryptography | Spring School Contest 2001 | 11729 | 107 | |||
| 1192 | Ball in a Dream | Spring School Contest 2002 | 4245 | 110 | |||
| 1260 | Nudnik Photographer | Autumn School Contest 2003 | 4312 | 110 | |||
| 2010 | Sasha the Young Grandmaster | Ural Regional School Programming Contest 2013 | 1924 | 117 | |||
| 1123 | Salary | Autumn School Contest 2001 | 3863 | 120 | |||
| 1082 | Gaby Ivanushka | Spring School Contest 2001 | 10422 | 121 | |||
| 1336 | Problem of Ben Betsalel | Autumn School Contest 2004 | 3997 | 121 | |||
| 2142 | Magic | Ural School Programming Contest 2019 | 632 | 122 | |||
| 1402 | Cocktails | Autumn School Contest 2005 | 3800 | 128 | |||
| 1352 | Mersenne Primes | Spring School Contest 2005 | 3760 | 129 | |||
| 1494 | Monobilliards | Autumn School Contest 2006 | 3395 | 132 | |||
| 1725 | Sold Out! | Ural Regional School Programming Contest 2009 | 2579 | 133 | |||
| 2149 | Pigeonhole Principle | Ural School Programming Contest 2019 | 581 | 133 | |||
| 1022 | Genealogical Tree | Autumn School Contest 2000 | 10430 | 137 | |||
| 2000 | Grand Theft Array V | Ural Regional School Programming Contest 2013 | 1619 | 138 | |||
| 1354 | Palindrome. Again Palindrome | Spring School Contest 2005 | 3475 | 139 | |||
| 1572 | Yekaterinozavodsk Great Well | Autumn School Contest 2007 | 2883 | 142 | |||
| 1576 | Telephone Tariffs | Autumn School Contest 2007 | 2861 | 143 | |||
| 1021 | Sacrament of the Sum | Autumn School Contest 2000 | 9978 | 144 | |||
| 1084 | Goat in the Garden | Spring School Contest 2001 | 8559 | 147 | |||
| 1788 | On the Benefits of Umbrellas | Ural Regional School Programming Contest 2010 | 2086 | 149 | |||
| 1295 | Crazy Notions | Spring School Contest 2004 | 3163 | 151 | |||
| 1026 | Questions and Answers | Autumn School Contest 2000 | 9091 | 158 | |||
| 1210 | Kind Spirits | Autumn School Contest 2002 | 2912 | 161 | |||
| 1213 | Cockroaches! | Autumn School Contest 2002 | 2784 | 168 | |||
| 1640 | Circle of Winter | Autumn School Contest 2008 | 2213 | 169 | |||
| 1930 | Ivan's Car | Ural Regional School Programming Contest 2012 | 1485 | 170 | |||
| 2115 | The Knowledge Day | University academic school olympiad in informatics 2019 | 515 | 173 | |||
| 1335 | White Thesis | Autumn School Contest 2004 | 2718 | 177 | |||
| 1193 | Queue at the Exam | Spring School Contest 2002 | 2578 | 180 | |||
| 1874 | Football Goal | Ural Regional School Programming Contest 2011 | 1564 | 180 | |||
| 2072 | Kirill the Gardener 3 | Ural Regional School Programming Contest 2015 | 960 | 180 | |||
| 2069 | Hard Rock | Ural Regional School Programming Contest 2015 | 939 | 184 | |||
| 1794 | Masterpieces of World Architecture | Ural Regional School Programming Contest 2010 | 1682 | 185 | |||
| 1727 | Znaika's Magic Numbers | Ural Regional School Programming Contest 2009 | 1822 | 188 | |||
| 1348 | Goat in the Garden 2 | Spring School Contest 2005 | 2530 | 191 | |||
| 1878 | Rubinchik's Cube | Ural Regional School Programming Contest 2011 | 1452 | 193 | |||
| 1645 | Ski Race | Autumn School Contest 2008 | 1931 | 194 | |||
| 2073 | Log Files | Ural Regional School Programming Contest 2015 | 880 | 196 | |||
| 1490 | Fire Circle | Autumn School Contest 2006 | 2251 | 198 | |||
| 1726 | Visits | Ural Regional School Programming Contest 2009 | 1725 | 198 | |||
| 1789 | Searching for the Dodecahedron | Ural Regional School Programming Contest 2010 | 1554 | 200 | |||
| 2141 | Sasha Vilkin | Ural School Programming Contest 2019 | 376 | 203 | |||
| 2070 | Interesting Numbers | Ural Regional School Programming Contest 2015 | 843 | 205 | |||
| 1023 | Buttons | Autumn School Contest 2000 | 6902 | 207 | |||
| 1491 | Unreal Story | Autumn School Contest 2006 | 2120 | 210 | |||
| 1333 | Genie Bomber 2 | Autumn School Contest 2004 | 2235 | 215 | |||
| 1355 | Bald Spot Revisited | Spring School Contest 2005 | 2246 | 215 | |||
| 1795 | Husband in a Shop | Ural Regional School Programming Contest 2010 | 1303 | 238 | |||
| 1122 | Game | Autumn School Contest 2001 | 1924 | 240 | |||
| 1191 | Catch the thief! | Spring School Contest 2002 | 1902 | 244 | |||
| 1298 | Knight | Spring School Contest 2004 | 1923 | 248 | |||
| 1195 | Ouths and Crosses | Spring School Contest 2002 | 1834 | 253 | |||
| 2144 | Cleaning the Room | Ural School Programming Contest 2019 | 297 | 255 | |||
| 2065 | Different Sums | Ural Regional School Programming Contest 2015 | 660 | 261 | |||
| 1117 | Hierarchy | Autumn School Contest 2001 | 1696 | 272 | |||
| 2067 | Friends and Berries | Ural Regional School Programming Contest 2015 | 631 | 273 | |||
| 1087 | The Time to Take Stones | Spring School Contest 2001 | 4588 | 274 | |||
| 1922 | Superhero Team | Ural Regional School Programming Contest 2012 | 885 | 284 | |||
| 2034 | Caravans | Ural Regional School Programming Contest 2014 | 695 | 284 | |||
| 2024 | Adventure Time | Ural Regional School Programming Contest 2014 | 682 | 289 | |||
| 1497 | Cutting a Square | Autumn School Contest 2006 | 1495 | 298 | |||
| 1215 | Exactness of Projectile Hit | Autumn School Contest 2002 | 1566 | 299 | |||
| 2062 | Ambitious Experiment | Ural Regional School Programming Contest 2015 | 574 | 299 | |||
| 1190 | Bar of Chocolate | Spring School Contest 2002 | 1523 | 304 | |||
| 2145 | Olympiad for Everyone | Ural School Programming Contest 2019 | 248 | 304 | |||
| 1024 | Permutations | Autumn School Contest 2000 | 4657 | 307 | |||
| 1294 | Mars Satellites | Spring School Contest 2004 | 1543 | 309 | |||
| 1211 | Collective Guarantee | Autumn School Contest 2002 | 1468 | 318 | |||
| 2003 | Simple Magic | Ural Regional School Programming Contest 2013 | 697 | 319 | |||
| 1116 | Piecewise Constant Function | Autumn School Contest 2001 | 1437 | 320 | |||
| 1356 | Something Easier | Spring School Contest 2005 | 1490 | 324 | |||
| 1401 | Gamers | Autumn School Contest 2005 | 1488 | 325 | |||
| 1261 | Tips | Autumn School Contest 2003 | 1429 | 332 | |||
| 1495 | One-two, One-two 2 | Autumn School Contest 2006 | 1323 | 336 | |||
| 1929 | Teddybears are not for Everyone | Ural Regional School Programming Contest 2012 | 741 | 338 | |||
| 1121 | Branches | Autumn School Contest 2001 | 1357 | 339 | |||
| 1406 | Next Number | Autumn School Contest 2005 | 1426 | 339 | |||
| 1873 | GOV Chronicles | Ural Regional School Programming Contest 2011 | 818 | 342 | |||
| 2113 | Survive the flood | University academic school olympiad in informatics 2019 | 249 | 350 | |||
| 1574 | Mathematicians and brackets | Autumn School Contest 2007 | 1151 | 355 | |||
| 1403 | Courier | Autumn School Contest 2005 | 1329 | 364 | |||
| 1793 | Tray 2 | Ural Regional School Programming Contest 2010 | 847 | 365 | |||
| 1648 | Yachts | Autumn School Contest 2008 | 1015 | 367 | |||
| 1292 | Mars Space Stations | Spring School Contest 2004 | 1283 | 371 | |||
| 1262 | Pseudo-Roman Number | Autumn School Contest 2003 | 1249 | 379 | |||
| 1407 | One-two, One-two | Autumn School Contest 2005 | 1270 | 381 | |||
| 1259 | How to Become Star? | Autumn School Contest 2003 | 1218 | 389 | |||
| 1350 | Canteen | Spring School Contest 2005 | 1232 | 391 | |||
| 1489 | Points on a Parallelepiped | Autumn School Contest 2006 | 1136 | 391 | |||
| 1291 | Gear-wheels | Spring School Contest 2004 | 1206 | 395 | |||
| 2063 | Black and White | Ural Regional School Programming Contest 2015 | 412 | 414 | |||
| 1258 | Pool | Autumn School Contest 2003 | 1129 | 419 | |||
| 2027 | URCAPL, Episode 1 | Ural Regional School Programming Contest 2014 | 431 | 453 | |||
| 2030 | Awesome Backup System | Ural Regional School Programming Contest 2014 | 429 | 455 | |||
| 2148 | Insane Shot | Ural School Programming Contest 2019 | 162 | 456 | |||
| 1643 | Attack of the Dark Fortress | Autumn School Contest 2008 | 799 | 465 | |||
| 1089 | Verification with a Vocabulary | Spring School Contest 2001 | 2697 | 466 | |||
| 1329 | Galactic History | Autumn School Contest 2004 | 1023 | 468 | |||
| 1577 | Autumn School Contest 2007 | 855 | 476 | ||||
| 1641 | Duties | Autumn School Contest 2008 | 769 | 483 | |||
| 1579 | Coat Transportation | Autumn School Contest 2007 | 841 | 484 | |||
| 1923 | Scary Politics | Ural Regional School Programming Contest 2012 | 512 | 486 | |||
| 1212 | Battleship | Autumn School Contest 2002 | 931 | 500 | |||
| 1728 | Curse on Team.GOV | Ural Regional School Programming Contest 2009 | 676 | 502 | |||
| 2117 | Polyphemus' triples | University academic school olympiad in informatics 2019 | 170 | 504 | |||
| 2026 | Dean and Schedule | Ural Regional School Programming Contest 2014 | 383 | 509 | |||
| 2146 | Quiz Show | Ural School Programming Contest 2019 | 139 | 526 | |||
| 1351 | Good Gnusmas – Dead Gnusmas | Spring School Contest 2005 | 911 | 527 | |||
| 2156 | Interesting Conversations | Ural School Programming Contest 2020 | 85 | 528 | |||
| 1334 | Checkers | Autumn School Contest 2004 | 900 | 531 | |||
| 2071 | Juice Cocktails | Ural Regional School Programming Contest 2015 | 310 | 546 | |||
| 1400 | Cellular Characters | Autumn School Contest 2005 | 878 | 549 | |||
| 1358 | Cables | Spring School Contest 2005 | 873 | 550 | |||
| 2143 | Victoria! | Ural School Programming Contest 2019 | 128 | 568 | |||
| 1027 | D++ Again | Autumn School Contest 2000 | 2405 | 594 | |||
| 1729 | Dead Man's Chest | Ural Regional School Programming Contest 2009 | 567 | 596 | |||
| 1085 | Meeting | Spring School Contest 2001 | 2076 | 605 | |||
| 2029 | Towers of Hanoi Strike Back | Ural Regional School Programming Contest 2014 | 320 | 606 | |||
| 1332 | Genie Bomber | Autumn School Contest 2004 | 774 | 616 | |||
| 2112 | Battle log | University academic school olympiad in informatics 2019 | 137 | 617 | |||
| 1724 | Origin of Man Clarified | Ural Regional School Programming Contest 2009 | 533 | 634 | |||
| 1884 | Way to the University | Ural Regional School Programming Contest 2011 | 435 | 635 | |||
| 2151 | Mahjong | Ural School Programming Contest 2020 | 68 | 643 | |||
| 2032 | Conspiracy Theory and Rebranding | Ural Regional School Programming Contest 2014 | 292 | 662 | |||
| 2004 | Scientists from Spilkovo | Ural Regional School Programming Contest 2013 | 329 | 665 | |||
| 2116 | He is not a knight for you | University academic school olympiad in informatics 2019 | 123 | 682 | |||
| 1928 | Another Ecology Problem | Ural Regional School Programming Contest 2012 | 356 | 693 | |||
| 1405 | Goat in the Garden 5 | Autumn School Contest 2005 | 680 | 706 | |||
| 1088 | Ilya Murometz | Spring School Contest 2001 | 1764 | 711 | |||
| 2153 | Perfect Squad | Ural School Programming Contest 2020 | 60 | 716 | |||
| 2009 | Canteen Line | Ural Regional School Programming Contest 2013 | 294 | 741 | |||
| 2028 | URCAPL, Episode 2 | Ural Regional School Programming Contest 2014 | 258 | 746 | |||
| 2114 | My craft | University academic school olympiad in informatics 2019 | 105 | 788 | |||
| 1647 | Divide an Island! | Autumn School Contest 2008 | 463 | 795 | |||
| 2152 | Tax Fees | Ural School Programming Contest 2020 | 52 | 809 | |||
| 2064 | Caterpillars | Ural Regional School Programming Contest 2015 | 205 | 813 | |||
| 1646 | Godzilla Strikes Back! | Autumn School Contest 2008 | 439 | 837 | |||
| 1498 | Stroke at Full Speed | Autumn School Contest 2006 | 510 | 862 | |||
| 2155 | Quadrocopter | Ural School Programming Contest 2020 | 48 | 865 | |||
| 1578 | Mammoth Hunt | Autumn School Contest 2007 | 464 | 868 | |||
| 2140 | BitMazeCraft | Ural School Programming Contest 2019 | 80 | 871 | |||
| 1580 | Dean's Debts | Autumn School Contest 2007 | 456 | 883 | |||
| 1875 | Angry Birds | Ural Regional School Programming Contest 2011 | 309 | 886 | |||
| 1575 | Yekaterinburg Subway 2 | Autumn School Contest 2007 | 442 | 911 | |||
| 2008 | Swifty | Ural Regional School Programming Contest 2013 | 232 | 931 | |||
| 1926 | The Tournament of Intelligences | Ural Regional School Programming Contest 2012 | 261 | 936 | |||
| 2150 | 4B and Zoo | Ural School Programming Contest 2020 | 42 | 964 | |||
| 1331 | Vladislava | Autumn School Contest 2004 | 476 | 994 | |||
| 1927 | Herbs and Magic | Ural Regional School Programming Contest 2012 | 243 | 1003 | |||
| 1730 | ManBearPig | Ural Regional School Programming Contest 2009 | 311 | 1072 | |||
| 2157 | Skydiving | Ural School Programming Contest 2020 | 36 | 1090 | |||
| 1883 | Ent's Birthday | Ural Regional School Programming Contest 2011 | 245 | 1109 | |||
| 1921 | Chaos and Order | Ural Regional School Programming Contest 2012 | 214 | 1133 | |||
| 1408 | Polynomial Multiplication | Autumn School Contest 2005 | 404 | 1177 | |||
| 1357 | Teakettle 1.0 for Dummies | Spring School Contest 2005 | 395 | 1199 | |||
| 1359 | Construction | Spring School Contest 2005 | 393 | 1205 | |||
| 1722 | Observation Deck | Ural Regional School Programming Contest 2009 | 264 | 1256 | |||
| 1790 | Searching for the Truth | Ural Regional School Programming Contest 2010 | 239 | 1257 | |||
| 1791 | Uncle Styopa and Buses | Ural Regional School Programming Contest 2010 | 228 | 1315 | |||
| 1879 | GOV-internship 2 | Ural Regional School Programming Contest 2011 | 204 | 1321 | |||
| 1328 | Fireball | Autumn School Contest 2004 | 344 | 1365 | |||
| 1347 | Blog | Spring School Contest 2005 | 340 | 1387 | |||
| 1499 | Kerchiefs | Autumn School Contest 2006 | 299 | 1450 | |||
| 2147 | City Building | Ural School Programming Contest 2019 | 43 | 1479 | |||
| 1299 | Psylonians | Spring School Contest 2004 | 313 | 1486 | |||
| 1337 | Bureaucracy | Autumn School Contest 2004 | 307 | 1524 | |||
| 2007 | Mutants versus Machines | Ural Regional School Programming Contest 2013 | 125 | 1669 | |||
| 1257 | Hyphenation | Autumn School Contest 2003 | 270 | 1704 | |||
| 1492 | Vasya's Dad 2 | Autumn School Contest 2006 | 218 | 1966 | |||
| 2154 | Flight on a Cannonball | Ural School Programming Contest 2020 | 15 | 2006 | |||
| 1882 | Old Nokia | Ural Regional School Programming Contest 2011 | 100 | 2571 | |||
| 2006 | Kirill the Gardener | Ural Regional School Programming Contest 2013 | 51 | 3694 | |||
| 2139 | Experiment with Juice | Ural School Programming Contest 2019 | 11 | 3733 | |||