|
| ID | Title | Source | Authors | Difficulty |
|---|
| 1000 | A+B Problem | | 107429 | 16 |
| 1001 | Reverse Root | | 34369 | 14 |
| 1002 | Phone Numbers | Central European Olympiad in Informatics 1999 | 7031 | 225 |
| 1003 | Parity | Central European Olympiad in Informatics 1999 | 4119 | 384 |
| 1004 | Sightseeing Trip | Central European Olympiad in Informatics 1999 | 2727 | 580 |
| 1005 | Stone Pile | USU Championship 1997 | 20406 | 78 |
| 1006 | Square Frames | USU Championship 1997 | 1594 | 988 |
| 1007 | Code Words | USU Championship 1997 | 3908 | 405 |
| 1008 | Image Encoding | USTU PhysTech Cup 2000 | 4319 | 366 |
| 1009 | K-based Numbers | USU Championship 1997 | 16760 | 94 |
| 1010 | Discrete Function | USTU PhysTech Cup 2000 | 5372 | 294 |
| 1011 | Conductors | USU Championship 1997 | 6373 | 248 |
| 1012 | K-based Numbers. Version 2 | | 8762 | 180 |
| 1013 | K-based Numbers. Version 3 | | 1369 | 197 |
| 1014 | Product of Digits | USU Local Contest. 1999 | 16821 | 94 |
| 1015 | Test the Difference! | USU Local Contest. 1999 | 3451 | 457 |
| 1016 | Cube on the Walk | USU Local Contest. 1999 | 1908 | 824 |
| 1017 | Staircases | USU Local Contest. 1999 | 10024 | 158 |
| 1018 | Binary Apple Tree | USU Local Contest. 1999 | 5613 | 281 |
| 1019 | Line Painting | USU Local Contest. 1999 | 3391 | 465 |
| 1020 | Rope | Autumn School Contest 2000 | 15788 | 100 |
| 1021 | Sacrament of the Sum | Autumn School Contest 2000 | 10644 | 148 |
| 1022 | Genealogical Tree | Autumn School Contest 2000 | 11113 | 142 |
| 1023 | Buttons | Autumn School Contest 2000 | 7236 | 218 |
| 1024 | Permutations | Autumn School Contest 2000 | 4892 | 322 |
| 1025 | Democracy in Danger | Autumn School Contest 2000 | 23525 | 67 |
| 1026 | Questions and Answers | Autumn School Contest 2000 | 10108 | 156 |
| 1027 | D++ Again | Autumn School Contest 2000 | 2459 | 639 |
| 1028 | Stars | Ural Championship 1999 | 5924 | 265 |
| 1029 | Ministry | Ural Championship 1999 | 3846 | 355 |
| 1030 | Titanic | Ural Championship 1999 | 1738 | 900 |
| 1031 | Railway Tickets | Ural Championship 1999 | 4006 | 392 |
| 1032 | Find a Multiple | Ural Championship 1999 | 4534 | 301 |
| 1033 | Labyrinth | Ural Championship 1999 | 6636 | 237 |
| 1034 | Queens in Peaceful Positions | Ural Championship 1999 | 1928 | 812 |
| 1035 | Cross-stitch | Ural Championship 1999 | 1139 | 1366 |
| 1036 | Lucky Tickets | | 5152 | 305 |
| 1037 | Memory Management | USU Championship 2000 | 1325 | 1168 |
| 1038 | Spell Checker | USU Championship 2000 | 3184 | 488 |
| 1039 | Anniversary Party | USU Championship 2000 | 4026 | 386 |
| 1040 | Airline Company | USU Championship 2000 | 1545 | 1002 |
| 1041 | Nikifor | USU Championship 2000 | 336 | 4505 |
| 1042 | Central Heating | USU Championship 2000 | 1925 | 806 |
| 1043 | Cover an Arc | USU Championship 2000 | 954 | 1617 |
| 1044 | Lucky Tickets. Easy! | USU Championship 2000 | 12693 | 123 |
| 1045 | Funny Game | USU Local Contest. March 2000 | 2941 | 522 |
| 1046 | Geometrical Dreams | USU Local Contest. March 2000 | 804 | 1891 |
| 1047 | Simple Calculations | USU Local Contest. March 2000 | 5052 | 304 |
| 1048 | Superlong Sums | USU Local Contest. March 2000 | 7645 | 201 |
| 1049 | Brave Balloonists | USU Local Contest. March 2000 | 6168 | 249 |
| 1050 | Preparing an Article | USU Local Contest. March 2000 | 1058 | 1442 |
| 1051 | Simple Game on a Grid | USU Local Contest. March 2000 | 2862 | 536 |
| 1052 | Rabbit Hunt | USU Local Contest. March 2000 | 6445 | 239 |
| 1053 | Pinocchio | NEERC 2000 Central Subregional | 4465 | 343 |
| 1054 | Tower of Hanoi | NEERC 2000 Central Subregional | 2386 | 641 |
| 1055 | Combinations | NEERC 2000 Central Subregional | 3619 | 423 |
| 1056 | Centers of the Net | NEERC 2000 Central Subregional | 2779 | 551 |
| 1057 | Amount of Degrees | NEERC 2000 Central Subregional | 2134 | 717 |
| 1058 | Chocolate | NEERC 2000 Central Subregional | 550 | 2738 |
| 1059 | Expression | NEERC 2000 Central Subregional | 2256 | 678 |
| 1060 | Flip Game | NEERC 2000 | 3856 | 376 |
| 1061 | Buffer Manager | NEERC 2000 | 2168 | 668 |
| 1062 | Triathlon | NEERC 2000 | 788 | 1822 |
| 1063 | Domino Puzzle | NEERC 2000 | 649 | 2205 |
| 1064 | Binary Search | NEERC 2000 | 2203 | 657 |
| 1065 | Frontier | NEERC 2000 | 1017 | 1416 |
| 1066 | Garland | NEERC 2000 | 2487 | 582 |
| 1067 | Disk Tree | NEERC 2000 | 4057 | 357 |
| 1068 | Sum | | 39644 | 37 |
| 1069 | Prufer Code | USU Personal Contest 2001 | 2748 | 513 |
| 1070 | Local Time | USU Personal Contest 2001 | 2124 | 662 |
| 1071 | Nikifor 2 | USU Personal Contest 2001 | 2252 | 625 |
| 1072 | Routing | USU Personal Contest 2001 | 2802 | 503 |
| 1073 | Square Country | USU Personal Contest 2001 | 10052 | 141 |
| 1074 | Very Short Problem | USU Personal Contest 2001 | 661 | 2107 |
| 1075 | Thread in a Space | USU Personal Contest 2001 | 706 | 1974 |
| 1076 | Trash | | 1966 | 711 |
| 1077 | Travelling Tours | | 1278 | 395 |
| 1078 | Segments | Winter Mathematical Festival Varna 2001 | 3924 | 355 |
| 1079 | Maximum | Winter Mathematical Festival Varna 2001 | 12541 | 111 |
| 1080 | Map Coloring | Winter Mathematical Festival Varna 2001 | 7505 | 186 |
| 1081 | Binary Lexicographic Sequence | Winter Mathematical Festival Varna 2001 | 5167 | 270 |
| 1082 | Gaby Ivanushka | Spring School Contest 2001 | 10928 | 127 |
| 1083 | Factorials!!! | Spring School Contest 2001 | 20339 | 68 |
| 1084 | Goat in the Garden | Spring School Contest 2001 | 9201 | 151 |
| 1085 | Meeting | Spring School Contest 2001 | 2198 | 628 |
| 1086 | Cryptography | Spring School Contest 2001 | 12995 | 107 |
| 1087 | The Time to Take Stones | Spring School Contest 2001 | 4992 | 277 |
| 1088 | Ilya Murometz | Spring School Contest 2001 | 1850 | 745 |
| 1089 | Verification with the Dictionary | Spring School Contest 2001 | 1639 | 841 |
| 1090 | In the Army Now | USU Local Contest. March 2001 | 3594 | 366 |
| 1091 | Tmutarakan Exams | USU Local Contest. March 2001 | 2489 | 527 |
| 1092 | Transversal | USU Local Contest. March 2001 | 561 | 2307 |
| 1093 | Darts | USU Local Contest. March 2001 | 651 | 1993 |
| 1094 | E-screen | USU Local Contest. March 2001 | 2825 | 465 |
| 1095 | Nikifor 3 | USU Local Contest. March 2001 | 2253 | 582 |
| 1096 | Get the Right Route Plate! | USU Local Contest. March 2001 | 1850 | 708 |
| 1097 | Square Country 2 | USU Local Contest. March 2001 | 955 | 1365 |
| 1098 | Questions | | 2256 | 555 |
| 1099 | Work Scheduling | | 1033 | 1142 |
| 1100 | Final Standings | Tetrahedron Team Online Contest May 2001 | 11424 | 44 |
| 1101 | Robot in the Field | Tetrahedron Team Online Contest May 2001 | 953 | 526 |
| 1102 | Strange Dialog | Tetrahedron Team Online Contest May 2001 | 2863 | 176 |
| 1103 | Pencils and Circles | Tetrahedron Team Online Contest May 2001 | 998 | 503 |
| 1104 | Don’t Ask Woman about Her Age | Tetrahedron Team Online Contest May 2001 | 5343 | 95 |
| 1105 | Observers Coloring | Tetrahedron Team Online Contest May 2001 | 608 | 820 |
| 1106 | Two Teams | Tetrahedron Team Online Contest May 2001 | 6864 | 74 |
| 1107 | Warehouse Problem | Tetrahedron Team Online Contest May 2001 | 1185 | 424 |
| 1108 | Heritage | Bulgarian Online Contest September 2001 | 2003 | 253 |
| 1109 | Conference | Bulgarian Online Contest September 2001 | 2032 | 249 |
| 1110 | Power | Bulgarian Online Contest September 2001 | 9626 | 53 |
| 1111 | Squares | Bulgarian Online Contest September 2001 | 1321 | 382 |
| 1112 | Cover | Bulgarian Online Contest September 2001 | 3067 | 165 |
| 1113 | Jeep | Bulgarian Online Contest September 2001 | 1913 | 265 |
| 1114 | Boxes | Bulgarian Online Contest September 2001 | 2619 | 194 |
| 1115 | Ships | Bulgarian Online Contest September 2001 | 1224 | 412 |
| 1116 | Piecewise Constant Function | Autumn School Contest 2001 | 1519 | 333 |
| 1117 | Hierarchy | Autumn School Contest 2001 | 1805 | 280 |
| 1118 | Nontrivial Numbers | Autumn School Contest 2001 | 4901 | 104 |
| 1119 | Metro | Autumn School Contest 2001 | 7274 | 70 |
| 1120 | Sum of Sequential Numbers | Autumn School Contest 2001 | 5861 | 87 |
| 1121 | Branches | Autumn School Contest 2001 | 1434 | 352 |
| 1122 | Game | Autumn School Contest 2001 | 2018 | 251 |
| 1123 | Salary | Autumn School Contest 2001 | 4152 | 122 |
| 1124 | Mosaic | USU Championship 2001 | 1709 | 296 |
| 1125 | Hopscotch | USU Championship 2001 | 2143 | 237 |
| 1126 | Magnetic Storms | USU Championship 2001 | 5525 | 92 |
| 1127 | Colored Bricks | USU Championship 2001 | 1571 | 322 |
| 1128 | Partition into Groups | USU Championship 2001 | 1226 | 412 |
| 1129 | Door Painting | USU Championship 2001 | 1339 | 378 |
| 1130 | Nikifor's Walk | USU Championship 2001 | 535 | 934 |
| 1131 | Copying | USU Championship 2001 | 6617 | 77 |
| 1132 | Square Root | | 924 | 546 |
| 1133 | Fibonacci Sequence | NEERC 2001 Central Subregional | 2255 | 225 |
| 1134 | Cards | NEERC 2001 Central Subregional | 2576 | 197 |
| 1135 | Recruits | NEERC 2001 Central Subregional | 3168 | 160 |
| 1136 | Parliament | NEERC 2001 Central Subregional | 5085 | 100 |
| 1137 | Bus Routes | NEERC 2001 Central Subregional | 1601 | 316 |
| 1138 | Integer Percentage | NEERC 2001 Central Subregional | 2489 | 204 |
| 1139 | City Blocks | NEERC 2001 Central Subregional | 6494 | 78 |
| 1140 | Swamp Incident | NEERC 2001 Central Subregional | 1322 | 383 |
| 1141 | RSA Attack | | 1393 | 363 |
| 1142 | Relations | DSAP Vietnam Online Contest November 2001 | 3286 | 155 |
| 1143 | Electric Path | DSAP Vietnam Online Contest November 2001 | 856 | 589 |
| 1144 | The Emperor's Riddle | DSAP Vietnam Online Contest November 2001 | 250 | 1961 |
| 1145 | Rope in the Labyrinth | DSAP Vietnam Online Contest November 2001 | 1471 | 344 |
| 1146 | Maximum Sum | DSAP Vietnam Online Contest November 2001 | 6405 | 79 |
| 1147 | Shaping Regions | DSAP Vietnam Online Contest November 2001 | 685 | 733 |
| 1148 | Building Towers | DSAP Vietnam Online Contest November 2001 | 285 | 1728 |
| 1149 | Sinus Dances | | 8375 | 61 |
| 1150 | Page Numbers | Ural Championship 2001. Round 2 | 2036 | 249 |
| 1151 | Radiobeacons | Ural Championship 2001. Round 2 | 486 | 1028 |
| 1152 | False Mirrors | Ural Championship 2001. Round 2 | 3286 | 155 |
| 1153 | Supercomputer | Ural Championship 2001. Round 2 | 1505 | 337 |
| 1154 | Mages Contest | Ural Championship 2001. Round 2 | 572 | 876 |
| 1155 | Troubleduons | Ural Championship 2001. Round 2 | 2977 | 171 |
| 1156 | Two Rounds | Ural Championship 2001. Round 2 | 1588 | 319 |
| 1157 | Young Tiler | Ural Championship 2001. Round 2 | 2539 | 200 |
| 1158 | Censored! | NEERC 2001 Northern Subregional | 1006 | 502 |
| 1159 | Fence | NEERC 2001 Northern Subregional | 669 | 751 |
| 1160 | Network | NEERC 2001 Northern Subregional | 3667 | 140 |
| 1161 | Stripies | NEERC 2001 Northern Subregional | 5485 | 93 |
| 1162 | Currency Exchange | NEERC 2001 Northern Subregional | 2752 | 185 |
| 1163 | Chapaev | NEERC 2001 Northern Subregional | 127 | 3723 |
| 1164 | Fillword | NEERC 2001 Northern Subregional | 2453 | 207 |
| 1165 | Subnumber | NEERC 2001 Northern Subregional | 546 | 918 |
| 1166 | Funny Card Game | NEERC 2001 Northern Subregional | 142 | 3431 |
| 1167 | Bicolored Horses | Romanian Online Contest December 2001 | 3736 | 136 |
| 1168 | Radio Stations | Romanian Online Contest December 2001 | 699 | 720 |
| 1169 | Pairs | Romanian Online Contest December 2001 | 695 | 724 |
| 1170 | Desert | Romanian Online Contest December 2001 | 339 | 1462 |
| 1171 | Lost in Space | Romanian Online Contest December 2001 | 399 | 1248 |
| 1172 | Ship Routes | Romanian Online Contest December 2001 | 921 | 548 |
| 1173 | Lazy Snail | Romanian Online Contest December 2001 | 476 | 1050 |
| 1174 | Weird Permutations | Romanian Online Contest December 2001 | 704 | 715 |
| 1175 | Strange Sequence | USU Personal Contest 2002 | 533 | 942 |
| 1176 | Hyperchannels | USU Personal Contest 2002 | 1517 | 335 |
| 1177 | Like Comparisons | USU Personal Contest 2002 | 401 | 1244 |
| 1178 | Akbardin’s Roads | USU Personal Contest 2002 | 3382 | 151 |
| 1179 | Numbers in Text | USU Personal Contest 2002 | 1722 | 295 |
| 1180 | Stone Game | USU Personal Contest 2002 | 5740 | 89 |
| 1181 | Cutting a Painted Polygon | USU Personal Contest 2002 | 1116 | 454 |
| 1182 | Team Them Up! | NEERC 2001 | 998 | 508 |
| 1183 | Brackets Sequence | NEERC 2001 | 2595 | 196 |
| 1184 | Cable Master | NEERC 2001 | 2076 | 245 |
| 1185 | Wall | NEERC 2001 | 1691 | 301 |
| 1186 | Chemical Reactions | NEERC 2001 | 726 | 695 |
| 1187 | Statistical Trouble | NEERC 2001 | 243 | 2022 |
| 1188 | Library | NEERC 2001 | 229 | 2141 |
| 1189 | Pairs of Integers | NEERC 2001 | 1012 | 501 |
| 1190 | Bar of Chocolate | Spring School Contest 2002 | 1498 | 339 |
| 1191 | Catch the thief! | Spring School Contest 2002 | 2046 | 249 |
| 1192 | Ball in a Dream | Spring School Contest 2002 | 4657 | 110 |
| 1193 | Queue at the Exam | Spring School Contest 2002 | 2808 | 182 |
| 1194 | Handshakes | Spring School Contest 2002 | 6113 | 84 |
| 1195 | Ouths and Crosses | Spring School Contest 2002 | 1956 | 260 |
| 1196 | History Exam | Spring School Contest 2002 | 9735 | 52 |
| 1197 | Lonesome Knight | Spring School Contest 2002 | 18423 | 28 |
| 1198 | Jobbery | | 1075 | 489 |
| 1199 | Mouse | | 121 | 3720 |
| 1200 | Horns and Hoofs | USU Local Contest. March 2002 | 1983 | 257 |
| 1201 | Which Day Is It? | USU Local Contest. March 2002 | 1390 | 366 |
| 1202 | Rectangles Travel | USU Local Contest. March 2002 | 1145 | 443 |
| 1203 | Scientific Conference | USU Local Contest. March 2002 | 6568 | 78 |
| 1204 | Idempotents | USU Local Contest. March 2002 | 2212 | 230 |
| 1205 | By the Underground or by Foot? | USU Local Contest. March 2002 | 2176 | 234 |
| 1206 | Sum of Digits of the Sum of Numbers | USU Local Contest. March 2002 | 4107 | 124 |
| 1207 | Median on the Plane | USU Local Contest. March 2002 | 4364 | 117 |
| 1208 | Legendary Teams Contest | USU Local Contest. March 2002 | 2425 | 210 |
| 1209 | 1, 10, 100, 1000... | Autumn School Contest 2002 | 15064 | 34 |
| 1210 | Kind Spirits | Autumn School Contest 2002 | 3045 | 169 |
| 1211 | Collective Guarantee | Autumn School Contest 2002 | 1649 | 311 |
| 1212 | Battleship | Autumn School Contest 2002 | 1035 | 493 |
| 1213 | Cockroaches! | Autumn School Contest 2002 | 3005 | 171 |
| 1214 | Strange Procedure | Autumn School Contest 2002 | 5016 | 103 |
| 1215 | Exactness of Projectile Hit | Autumn School Contest 2002 | 1701 | 301 |
| 1216 | Two Pawns and One King | USU Championship 2002 | 245 | 2022 |
| 1217 | Unlucky Tickets | USU Championship 2002 | 1253 | 408 |
| 1218 | Episode N-th: The Jedi Tournament | USU Championship 2002 | 1585 | 323 |
| 1219 | Symbolic Sequence | USU Championship 2002 | 4256 | 121 |
| 1220 | Stacks | USU Championship 2002 | 1828 | 281 |
| 1221 | Malevich Strikes Back! | USU Championship 2002 | 1210 | 423 |
| 1222 | Chernobyl’ Eagles | USU Championship 2002 | 3568 | 144 |
| 1223 | Chernobyl’ Eagle on a Roof | USU Championship 2002 | 1762 | 291 |
| 1224 | Spiral | NEERC 2002 Central Subregional | 7773 | 66 |
| 1225 | Flags | NEERC 2002 Central Subregional | 14714 | 35 |
| 1226 | esreveR redrO | NEERC 2002 Central Subregional | 4517 | 114 |
| 1227 | Rally Championship | NEERC 2002 Central Subregional | 1703 | 301 |
| 1228 | Array | NEERC 2002 Central Subregional | 4740 | 109 |
| 1229 | Strong Brickwork | NEERC 2002 Central Subregional | 1330 | 385 |
| 1230 | Introspective Program | NEERC 2002 Central Subregional | 640 | 794 |
| 1231 | Turing: One, Two, Three, … | NEERC 2002 Central Subregional | 229 | 2158 |
| 1232 | Asteroid Landing | NEERC 2002 Central Subregional | 212 | 2323 |
| 1233 | Amusing Numbers | NEERC 2002 | 561 | 904 |
| 1234 | Bricks | NEERC 2002 | 742 | 687 |
| 1235 | Cricket Field | NEERC 2002 | 662 | 768 |
| 1236 | Decoding Task | NEERC 2002 | 1026 | 498 |
| 1237 | Evacuation Plan | NEERC 2002 | 514 | 986 |
| 1238 | Folding | NEERC 2002 | 1235 | 415 |
| 1239 | Ghost Busters | NEERC 2002 | 160 | 3037 |
| 1240 | Heroes of Might and Magic | NEERC 2002 | 358 | 1403 |
| 1241 | Inlay Cutters | NEERC 2002 | 297 | 1683 |
| 1242 | Werewolf | USU Personal Contest 2003 | 2952 | 175 |
| 1243 | Divorce of the Seven Dwarfs | USU Personal Contest 2003 | 10555 | 49 |
| 1244 | Gentlemen | USU Personal Contest 2003 | 2025 | 254 |
| 1245 | Pictures | USU Personal Contest 2003 | 538 | 945 |
| 1246 | Tethered Dog | USU Personal Contest 2003 | 1543 | 333 |
| 1247 | Check a Sequence | USU Personal Contest 2003 | 2135 | 241 |
| 1248 | Sequence Sum | USU Personal Contest 2003 | 779 | 656 |
| 1249 | Ancient Necropolis | USU Local Contest. March 2003 | 2336 | 221 |
| 1250 | Sea Burial | USU Local Contest. March 2003 | 706 | 723 |
| 1251 | Cemetery Manager | USU Local Contest. March 2003 | 338 | 1489 |
| 1252 | Sorting the Tombstones | USU Local Contest. March 2003 | 1296 | 397 |
| 1253 | Necrologues | USU Local Contest. March 2003 | 742 | 689 |
| 1254 | Die Hard | USU Local Contest. March 2003 | 793 | 645 |
| 1255 | Graveyard of the Cosa Nostra | USU Local Contest. March 2003 | 1826 | 282 |
| 1256 | Cemetery Guard | USU Local Contest. March 2003 | 221 | 2242 |
| 1257 | Hyphenation | Autumn School Contest 2003 | 292 | 1727 |
| 1258 | Pool | Autumn School Contest 2003 | 1240 | 417 |
| 1259 | How to Become Star? | Autumn School Contest 2003 | 1303 | 397 |
| 1260 | Nudnik Photographer | Autumn School Contest 2003 | 4668 | 111 |
| 1261 | Tips | Autumn School Contest 2003 | 1575 | 329 |
| 1262 | Pseudo-Roman Number | Autumn School Contest 2003 | 1325 | 391 |
| 1263 | Elections | Autumn School Contest 2003 | 12220 | 43 |
| 1264 | Workdays | Autumn School Contest 2003 | 24825 | 21 |
| 1265 | Mirror | USU Championship 2003 | 333 | 1521 |
| 1266 | Kirchhoff's Law | USU Championship 2003 | 361 | 1406 |
| 1267 | Yekaterinburg Subway | USU Championship 2003 | 295 | 1710 |
| 1268 | Little Chu | USU Championship 2003 | 709 | 725 |
| 1269 | Obscene Words Filter | USU Championship 2003 | 609 | 843 |
| 1270 | Unicube | USU Championship 2003 | 222 | 2248 |
| 1271 | Sailing Directions | USU Championship 2003 | 109 | 4383 |
| 1272 | Non-Yekaterinburg Subway | USU Championship 2003 | 3606 | 144 |
| 1273 | Tie | USU Championship 2003 | 1117 | 463 |
| 1274 | Fractional Arithmetic | NEERC 2003 Central Subregional | 760 | 678 |
| 1275 | Knights of the Round Table | NEERC 2003 Central Subregional | 221 | 2259 |
| 1276 | Train | NEERC 2003 Central Subregional | 700 | 735 |
| 1277 | Cops and Thieves | NEERC 2003 Central Subregional | 596 | 861 |
| 1278 | “… Connecting People” | NEERC 2003 Central Subregional | 522 | 981 |
| 1279 | Warehouse | NEERC 2003 Central Subregional | 1223 | 423 |
| 1280 | Topological Sorting | NEERC 2003 Central Subregional | 3705 | 140 |
| 1281 | River Basin | NEERC 2003 Central Subregional | 282 | 1787 |
| 1282 | Game Tree | NEERC 2003 Central Subregional | 1535 | 338 |
| 1283 | Dwarf | USU Personal Contest 2004 | 4520 | 116 |
| 1284 | Space Poker | USU Personal Contest 2004 | 223 | 2247 |
| 1285 | Thread in a Hyperspace | USU Personal Contest 2004 | 319 | 1591 |
| 1286 | Starship Travel | USU Personal Contest 2004 | 791 | 654 |
| 1287 | Mars Canals | USU Personal Contest 2004 | 1359 | 382 |
| 1288 | Astrolocation | USU Personal Contest 2004 | 228 | 2200 |
| 1289 | One Way Ticket | USU Personal Contest 2004 | 1305 | 398 |
| 1290 | Sabotage | Spring School Contest 2004 | 6501 | 80 |
| 1291 | Gear-wheels | Spring School Contest 2004 | 1360 | 382 |
| 1292 | Mars Space Stations | Spring School Contest 2004 | 1369 | 380 |
| 1293 | Eniya | Spring School Contest 2004 | 36128 | 14 |
| 1294 | Mars Satellites | Spring School Contest 2004 | 1640 | 317 |
| 1295 | Crazy Notions | Spring School Contest 2004 | 3449 | 151 |
| 1296 | Hyperjump | Spring School Contest 2004 | 8644 | 61 |
| 1297 | Palindrome | Spring School Contest 2004 | 6356 | 82 |
| 1298 | Knight | Spring School Contest 2004 | 2230 | 234 |
| 1299 | Psylonians | Spring School Contest 2004 | 333 | 1527 |
| 1300 | Taxes | Ural Championship 1998 | 173 | 2863 |
| 1301 | Cube in Labyrinth | Ural Championship 1998 | 709 | 729 |
| 1302 | Delta-wave | Ural Championship 1998 | 1501 | 347 |
| 1303 | Minimal Coverage | Ural Championship 1998 | 2994 | 174 |
| 1304 | Parallelepiped | Ural Championship 1998 | 269 | 1878 |
| 1305 | Convex Hull | Ural Championship 1998 | 734 | 704 |
| 1306 | Sequence Median | Ural Championship 1998 | 3581 | 146 |
| 1307 | Archiver | Ural Championship 2004. Round 1 | 399 | 1282 |
| 1308 | Dean's Pyramid | Ural Championship 2004. Round 1 | 176 | 2819 |
| 1309 | Dispute | Ural Championship 2004. Round 1 | 862 | 601 |
| 1310 | ACM Diagnostics | Ural Championship 2004. Round 1 | 495 | 1038 |
| 1311 | Stable Construction | Ural Championship 2004. Round 1 | 360 | 1417 |
| 1312 | Tray | Ural Championship 2004. Round 1 | 168 | 2945 |
| 1313 | Some Words about Sport | Ural Championship 2004. Round 1 | 15406 | 34 |
| 1314 | Chase in Subway | Ural Championship 2004. Round 1 | 923 | 562 |
| 1315 | MDPAR and MIIAR | Ural Championship 2004. Round 1 | 287 | 1765 |
| 1316 | Electronic Auction | Ural Championship 2004. Round 1 | 1216 | 428 |
| 1317 | Hail | Ural Championship 2004. Round 2 | 485 | 1059 |
| 1318 | Logarithm | Ural Championship 2004. Round 2 | 367 | 1391 |
| 1319 | Hotel | Ural Championship 2004. Round 2 | 13506 | 39 |
| 1320 | Graph Decomposition | Ural Championship 2004. Round 2 | 1826 | 286 |
| 1321 | Floor Indicator | Ural Championship 2004. Round 2 | 378 | 1351 |
| 1322 | Spy | Ural Championship 2004. Round 2 | 2916 | 179 |
| 1323 | Classmates | Ural Championship 2004. Round 2 | 623 | 828 |
| 1324 | Extra Spaces | Ural Championship 2004. Round 2 | 555 | 928 |
| 1325 | Dirt | Ural Championship 2004. Round 2 | 971 | 534 |
| 1326 | Bottle Taps | Ural Championship 2004. Round 2 | 1330 | 391 |
| 1327 | Fuses | Autumn School Contest 2004 | 11186 | 47 |
| 1328 | Fireball | Autumn School Contest 2004 | 365 | 1405 |
| 1329 | Galactic History | Autumn School Contest 2004 | 1154 | 453 |
| 1330 | Intervals | Autumn School Contest 2004 | 5486 | 96 |
| 1331 | Vladislava | Autumn School Contest 2004 | 529 | 978 |
| 1332 | Genie Bomber | Autumn School Contest 2004 | 852 | 611 |
| 1333 | Genie Bomber 2 | Autumn School Contest 2004 | 2398 | 219 |
| 1334 | Checkers | Autumn School Contest 2004 | 967 | 539 |
| 1335 | White Thesis | Autumn School Contest 2004 | 2879 | 182 |
| 1336 | Problem of Ben Betsalel | Autumn School Contest 2004 | 4278 | 123 |
| 1337 | Bureaucracy | Autumn School Contest 2004 | 336 | 1523 |
| 1338 | Automobiles | USU Championship 2004 | 296 | 1727 |
| 1339 | Babies | USU Championship 2004 | 610 | 853 |
| 1340 | Cucaracha | USU Championship 2004 | 101 | 4762 |
| 1341 | Device | USU Championship 2004 | 462 | 1120 |
| 1342 | Enterprise | USU Championship 2004 | 716 | 728 |
| 1343 | Fairy Tale | USU Championship 2004 | 1258 | 417 |
| 1344 | Gigantic Turnip | USU Championship 2004 | 115 | 4228 |
| 1345 | HTML | USU Championship 2004 | 368 | 1398 |
| 1346 | Intervals of Monotonicity | USU Championship 2004 | 1769 | 297 |
| 1347 | Blog | Spring School Contest 2005 | 379 | 1360 |
| 1348 | Goat in the Garden 2 | Spring School Contest 2005 | 2953 | 178 |
| 1349 | Farm | Spring School Contest 2005 | 10390 | 51 |
| 1350 | Canteen | Spring School Contest 2005 | 1368 | 384 |
| 1351 | Good Gnusmas – Dead Gnusmas | Spring School Contest 2005 | 1013 | 517 |
| 1352 | Mersenne Primes | Spring School Contest 2005 | 3996 | 132 |
| 1353 | Milliard Vasya's Function | Spring School Contest 2005 | 5114 | 103 |
| 1354 | Palindrome. Again Palindrome | Spring School Contest 2005 | 3811 | 138 |
| 1355 | Bald Spot Revisited | Spring School Contest 2005 | 2479 | 212 |
| 1356 | Something Easier | Spring School Contest 2005 | 1766 | 298 |
| 1357 | Teakettle 1.0 for Dummies | Spring School Contest 2005 | 438 | 1181 |
| 1358 | Cables | Spring School Contest 2005 | 970 | 540 |
| 1359 | Construction | Spring School Contest 2005 | 445 | 1162 |
| 1360 | Philosophical Dispute | Ural Championship 2005. Round 2 | 405 | 1275 |
| 1361 | Spaceology vs. Chronistics | Ural Championship 2005. Round 2 | 273 | 1870 |
| 1362 | Classmates 2 | Ural Championship 2005. Round 2 | 1188 | 442 |
| 1363 | Halftones | Ural Championship 2005. Round 2 | 97 | 4947 |
| 1364 | LaraKiller | Ural Championship 2005. Round 2 | 548 | 949 |
| 1365 | Testing Calculator | Ural Championship 2005. Round 2 | 108 | 4486 |
| 1366 | Presents | Ural Championship 2005. Round 2 | 1002 | 523 |
| 1367 | Top Secret | Ural Championship 2005. Round 2 | 178 | 2816 |
| 1368 | Goat in the Garden 3 | Ural Championship 2005. Round 2 | 205 | 2462 |
| 1369 | Cockroach Race | Ural Championship 2005. Round 2 | 38 | 11027 |
| 1370 | Magician | Ural Championship 2005. Round 2 | 5960 | 89 |
| 1371 | Cargo Agency | Ural Championship 2005. Round 1 | 1016 | 517 |
| 1372 | Death Star | Ural Championship 2005. Round 1 | 87 | 5470 |
| 1373 | Pictura ex Machina | Ural Championship 2005. Round 1 | 628 | 832 |
| 1374 | Misere | Ural Championship 2005. Round 1 | 47 | 9309 |
| 1375 | Bill Clevers | Ural Championship 2005. Round 1 | 971 | 541 |
| 1376 | Dean's Pyramid 2 | Ural Championship 2005. Round 1 | 34 | 12059 |
| 1377 | Lara Croft | Ural Championship 2005. Round 1 | 1784 | 296 |
| 1378 | Artificial Intelligence | Ural Championship 2005. Round 1 | 354 | 1458 |
| 1379 | Cups Transportation | Ural Championship 2005. Round 1 | 901 | 582 |
| 1380 | Ostap's Chess | Petrozavodsk Summer 2005. MSU+USU Contest | 121 | 4051 |
| 1381 | Cockroaches in the Building | Petrozavodsk Summer 2005. MSU+USU Contest | 148 | 3359 |
| 1382 | Game with Cards | Petrozavodsk Summer 2005. MSU+USU Contest | 302 | 1701 |
| 1383 | Flower-garden Designs | Petrozavodsk Summer 2005. MSU+USU Contest | 52 | 8559 |
| 1384 | Goat in the Garden 4 | Petrozavodsk Summer 2005. MSU+USU Contest | 108 | 4497 |
| 1385 | Interesting Number | Petrozavodsk Summer 2005. MSU+USU Contest | 2137 | 247 |
| 1386 | Maze | Petrozavodsk Summer 2005. MSU+USU Contest | 452 | 1149 |
| 1387 | Vasya's Dad | Petrozavodsk Summer 2005. MSU+USU Contest | 383 | 1350 |
| 1388 | Photo | Petrozavodsk Summer 2005. MSU+USU Contest | 35 | 11793 |
| 1389 | Roadworks | Petrozavodsk Summer 2005. MSU+USU Contest | 952 | 552 |
| 1390 | Shots at Walls | Petrozavodsk Summer 2005. MSU+USU Contest | 53 | 8423 |
| 1391 | Snake | Petrozavodsk Summer 2005. MSU+USU Contest | 91 | 5254 |
| 1392 | Dreaming of Stars | | 684 | 765 |
| 1393 | Average Common Prefix | | 447 | 1152 |
| 1394 | Ships. Version 2 | | 10 | 26534 |
| 1395 | Pascal vs. C++. Version 2 | | 217 | 2252 |
| 1396 | Maximum. Version 2 | | 250 | 1961 |
| 1397 | Points Game | | 292 | 1645 |
| 1398 | Bishop and Pawn | | 559 | 857 |
| 1399 | Economical Director | | 46 | 8701 |
| 1400 | Cellular Characters | Autumn School Contest 2005 | 956 | 549 |
| 1401 | Gamers | Autumn School Contest 2005 | 3324 | 159 |
| 1402 | Cocktails | Autumn School Contest 2005 | 4069 | 130 |
| 1403 | Courier | Autumn School Contest 2005 | 1511 | 349 |
| 1404 | Easy to Hack! | Autumn School Contest 2005 | 6647 | 80 |
| 1405 | Goat in the Garden 5 | Autumn School Contest 2005 | 736 | 711 |
| 1406 | Next Number | Autumn School Contest 2005 | 1529 | 345 |
| 1407 | One-two, One-two | Autumn School Contest 2005 | 1360 | 387 |
| 1408 | Polynomial Multiplication | Autumn School Contest 2005 | 437 | 1187 |
| 1409 | Two Gangsters | Autumn School Contest 2005 | 34705 | 15 |
| 1410 | Crack | USU Championship 2005 | 1365 | 385 |
| 1411 | 40 Islands Knights | USU Championship 2005 | 160 | 3113 |
| 1412 | Autumn Tide | USU Championship 2005 | 341 | 1508 |
| 1413 | Mars Jumper | USU Championship 2005 | 2933 | 180 |
| 1414 | Astronomical Database | USU Championship 2005 | 1216 | 432 |
| 1415 | Mobile Life | USU Championship 2005 | 54 | 8267 |
| 1416 | Confidential | USU Championship 2005 | 1364 | 385 |
| 1417 | Space Poker 2 | USU Championship 2005 | 270 | 1890 |
| 1418 | Military Story | USU Championship 2005 | 349 | 1474 |
| 1419 | Maps of the Island Worlds | USU Championship 2005 | 428 | 1208 |
| 1420 | Integer-Valued Complex Division | USU Championship 2005 | 286 | 1788 |
| 1421 | Credit Operations | Timus Top Coders: First Challenge | 949 | 541 |
| 1422 | Fireflies | Timus Top Coders: First Challenge | 600 | 850 |
| 1423 | String Tale | Timus Top Coders: First Challenge | 3033 | 170 |
| 1424 | Minibus | Timus Top Coders: First Challenge | 731 | 700 |
| 1425 | Queen 2 | Timus Top Coders: First Challenge | 295 | 1700 |
| 1426 | Rectangles | Timus Top Coders: First Challenge | 96 | 4893 |
| 1427 | SMS | Timus Top Coders: First Challenge | 1413 | 364 |
| 1428 | Jedi Riddle | Timus Top Coders: First Challenge | 1033 | 497 |
| 1429 | Biscuits | Timus Top Coders: First Challenge | 189 | 2606 |
| 1430 | Crime and Punishment | Timus Top Coders: First Challenge | 1116 | 461 |
| 1431 | Diplomas | USU Personal Contest 2006 | 1418 | 362 |
| 1432 | Twofold Luck | USU Personal Contest 2006 | 62 | 7184 |
| 1433 | Diamonds | USU Personal Contest 2006 | 1946 | 264 |
| 1434 | Buses in Vasyuki | USU Personal Contest 2006 | 579 | 878 |
| 1435 | Financial Error | USU Personal Contest 2006 | 511 | 993 |
| 1436 | Billboard | USU Personal Contest 2006 | 617 | 825 |
| 1437 | Gasoline Station | USU Personal Contest 2006 | 1041 | 492 |
| 1438 | Time Limit Exceeded | USU Personal Contest 2006 | 166 | 2939 |
| 1439 | Battle with You-Know-Who | Ural Championship 2006 | 1189 | 429 |
| 1440 | Training Schedule | Ural Championship 2006 | 761 | 667 |
| 1441 | From the History of Gringotts Bank | Ural Championship 2006 | 443 | 1135 |
| 1442 | Floo Powder | Ural Championship 2006 | 160 | 3026 |
| 1443 | Rails | Ural Championship 2006 | 757 | 671 |
| 1444 | Elephpotamus | Ural Championship 2006 | 1944 | 263 |
| 1445 | Christmas gifts | Ural Championship 2006 | 857 | 593 |
| 1446 | Sorting Hat | Ural Championship 2006 | 5639 | 91 |
| 1447 | Portkey Network | Ural Championship 2006 | 517 | 976 |
| 1448 | Lighting in Hogwarts | Ural Championship 2006 | 878 | 579 |
| 1449 | Credit Operations 2 | Timus Top Coders: Second Challenge | 339 | 1466 |
| 1450 | Russian Pipelines | Timus Top Coders: Second Challenge | 3425 | 149 |
| 1451 | Beerhouse Tale | Timus Top Coders: Second Challenge | 505 | 994 |
| 1452 | Pascal vs. C++ | Timus Top Coders: Second Challenge | 834 | 606 |
| 1453 | Queen | Timus Top Coders: Second Challenge | 413 | 1210 |
| 1454 | Rectangles 2 | Timus Top Coders: Second Challenge | 190 | 2558 |
| 1455 | Freedom of Speech | Timus Top Coders: Second Challenge | 242 | 2031 |
| 1456 | Jedi Riddle 2 | Timus Top Coders: Second Challenge | 677 | 745 |
| 1457 | Heating Main | Timus Top Coders: Second Challenge | 7444 | 69 |
| 1458 | War Games | Timus Top Coders: Second Challenge | 409 | 1221 |
| 1459 | Archer's Travel | Petrozavodsk Winter 2006. USU Contest | 289 | 1675 |
| 1460 | Wires | Petrozavodsk Winter 2006. USU Contest | 115 | 4006 |
| 1461 | Christmas Garland | Petrozavodsk Winter 2006. USU Contest | 496 | 990 |
| 1462 | Uncle Scrooge's Gold | Petrozavodsk Winter 2006. USU Contest | 583 | 845 |
| 1463 | Happiness to People! | Petrozavodsk Winter 2006. USU Contest | 828 | 598 |
| 1464 | Light | Petrozavodsk Winter 2006. USU Contest | 170 | 2782 |
| 1465 | Pawn Game | Petrozavodsk Winter 2006. USU Contest | 1016 | 488 |
| 1466 | Magic Square | Petrozavodsk Winter 2006. USU Contest | 147 | 3190 |
| 1467 | Sum of Degrees | Petrozavodsk Winter 2006. USU Contest | 402 | 1216 |
| 1468 | Fraction | Petrozavodsk Summer 2006. Ural+Orel Contest | 584 | 836 |
| 1469 | No Smoking! | Petrozavodsk Summer 2006. Ural+Orel Contest | 538 | 906 |
| 1470 | UFOs | Petrozavodsk Summer 2006. Ural+Orel Contest | 1954 | 253 |
| 1471 | Distance in the Tree | Petrozavodsk Summer 2006. Ural+Orel Contest | 3038 | 163 |
| 1472 | Martian Army | Petrozavodsk Summer 2006. Ural+Orel Contest | 470 | 1035 |
| 1473 | Farm 2 | Petrozavodsk Summer 2006. Ural+Orel Contest | 87 | 5121 |
| 1474 | About Frogs | Petrozavodsk Summer 2006. Ural+Orel Contest | 674 | 726 |
| 1475 | Ryaba Hen | Petrozavodsk Summer 2006. Ural+Orel Contest | 123 | 3735 |
| 1476 | Lunar Code | Petrozavodsk Summer 2006. Ural+Orel Contest | 382 | 1267 |
| 1477 | Airplanes | Petrozavodsk Summer 2006. Ural+Orel Contest | 158 | 2957 |
| 1478 | Spy Satellites | Petrozavodsk Summer 2006. Ural+Orel Contest | 115 | 3974 |
| 1479 | Scheduled Checking | Petrozavodsk Summer 2006. Ural+Orel Contest | 112 | 4071 |
| 1480 | Coupons | USU Championship 2006 | 1046 | 469 |
| 1481 | Winning Chances | USU Championship 2006 | 207 | 2283 |
| 1482 | Triangle Game | USU Championship 2006 | 158 | 2949 |
| 1483 | Table Football | USU Championship 2006 | 1282 | 383 |
| 1484 | Film Rating | USU Championship 2006 | 767 | 638 |
| 1485 | Football and Lie | USU Championship 2006 | 284 | 1685 |
| 1486 | Equal Squares | USU Championship 2006 | 787 | 622 |
| 1487 | Chinese Football | USU Championship 2006 | 390 | 1239 |
| 1488 | ACM Poker | USU Championship 2006 | 313 | 1534 |
| 1489 | Points on a Parallelepiped | Autumn School Contest 2006 | 1263 | 389 |
| 1490 | Fire Circle | Autumn School Contest 2006 | 2506 | 197 |
| 1491 | Unreal Story | Autumn School Contest 2006 | 2403 | 205 |
| 1492 | Vasya's Dad 2 | Autumn School Contest 2006 | 238 | 1995 |
| 1493 | One Step from Happiness | Autumn School Contest 2006 | 10463 | 47 |
| 1494 | Monobilliards | Autumn School Contest 2006 | 5488 | 90 |
| 1495 | One-two, One-two 2 | Autumn School Contest 2006 | 1446 | 340 |
| 1496 | Spammer | Autumn School Contest 2006 | 10088 | 49 |
| 1497 | Cutting a Square | Autumn School Contest 2006 | 1625 | 303 |
| 1498 | Stroke at Full Speed | Autumn School Contest 2006 | 551 | 882 |
| 1499 | Kerchiefs | Autumn School Contest 2006 | 326 | 1473 |
| 1500 | Pass Licenses | NEERC 2006 Eastern Subregional | 761 | 640 |
| 1501 | Sense of Beauty | NEERC 2006 Eastern Subregional | 1834 | 268 |
| 1502 | Domino Dots | NEERC 2006 Eastern Subregional | 6644 | 74 |
| 1503 | Polynomial | NEERC 2006 Eastern Subregional | 278 | 1713 |
| 1504 | Good Manners | NEERC 2006 Eastern Subregional | 216 | 2183 |
| 1505 | Oil Transfer | NEERC 2006 Eastern Subregional | 164 | 2836 |
| 1506 | Columns of Numbers | NEERC 2006 Eastern Subregional | 3572 | 138 |
| 1507 | Difficult Decision | NEERC 2006 Eastern Subregional | 1098 | 445 |
| 1508 | Japanese Puzzle | NEERC 2006 Eastern Subregional | 306 | 1562 |
| 1509 | Domino Recognition | NEERC 2006 Eastern Subregional | 140 | 3290 |
| 1510 | Order | NEERC 2006 Eastern Subregional | 5669 | 87 |
| 1511 | Fiscal Operations | Timus Top Coders: Third Challenge | 395 | 1207 |
| 1512 | Zinium | Timus Top Coders: Third Challenge | 544 | 882 |
| 1513 | Lemon Tale | Timus Top Coders: Third Challenge | 1272 | 381 |
| 1514 | National Park | Timus Top Coders: Third Challenge | 269 | 1752 |
| 1515 | Cashmaster | Timus Top Coders: Third Challenge | 2266 | 215 |
| 1516 | Nostalgia | Timus Top Coders: Third Challenge | 264 | 1784 |
| 1517 | Freedom of Choice | Timus Top Coders: Third Challenge | 2023 | 240 |
| 1518 | Jedi Riddle 3 | Timus Top Coders: Third Challenge | 455 | 1051 |
| 1519 | Formula 1 | Timus Top Coders: Third Challenge | 1038 | 466 |
| 1520 | Empire Strikes Back | Timus Top Coders: Third Challenge | 191 | 2432 |
| 1521 | War Games 2 | Timus Top Coders: Third Challenge | 4014 | 121 |
| 1522 | Factory | Petrozavodsk Winter 2007. D.Gozman Contest | 262 | 1775 |
| 1523 | K-inversions | Petrozavodsk Winter 2007. D.Gozman Contest | 1621 | 296 |
| 1524 | Men in Black | Petrozavodsk Winter 2007. D.Gozman Contest | 36 | 10497 |
| 1525 | Path | Petrozavodsk Winter 2007. D.Gozman Contest | 1278 | 375 |
| 1526 | Martian Plates | Petrozavodsk Winter 2007. D.Gozman Contest | 354 | 1327 |
| 1527 | Bad Roads | Petrozavodsk Winter 2007. D.Gozman Contest | 414 | 1139 |
| 1528 | Sequence | Petrozavodsk Winter 2007. D.Gozman Contest | 1767 | 272 |
| 1529 | Game of Squares | Petrozavodsk Winter 2007. D.Gozman Contest | 125 | 3577 |
| 1530 | Ones and Zeroes | Petrozavodsk Winter 2007. D.Gozman Contest | 539 | 880 |
| 1531 | Zones on a Plane | Petrozavodsk Winter 2007. D.Gozman Contest | 327 | 1433 |
| 1532 | Lost in Translation | USU Personal Contest 2007 | 233 | 1982 |
| 1533 | Fat Hobbits | USU Personal Contest 2007 | 483 | 977 |
| 1534 | Football in Gondor | USU Personal Contest 2007 | 814 | 585 |
| 1535 | The Hobbit or There and Back Again | USU Personal Contest 2007 | 960 | 497 |
| 1536 | Delights of Pipe-weed | USU Personal Contest 2007 | 52 | 7769 |
| 1537 | Ents | USU Personal Contest 2007 | 1687 | 284 |
| 1538 | Towers of Guard | USU Personal Contest 2007 | 370 | 1268 |
| 1539 | Intelligence Data | USU Personal Contest 2007 | 449 | 1049 |
| 1540 | Battle for the Ring | USU Personal Contest 2007 | 439 | 1073 |
| 1541 | Chase | USU Personal Contest 2007 | 216 | 2131 |
| 1542 | Autocompletion | Ural Championship 2007 | 752 | 626 |
| 1543 | Dance Revolution | Ural Championship 2007 | 211 | 2159 |
| 1544 | Classmates 3 | Ural Championship 2007 | 371 | 1252 |
| 1545 | Hieroglyphs | Ural Championship 2007 | 9504 | 50 |
| 1546 | Japanese Sorting | Ural Championship 2007 | 528 | 887 |
| 1547 | Password Search | Ural Championship 2007 | 544 | 861 |
| 1548 | Sakura and Statistics | Ural Championship 2007 | 29 | 12235 |
| 1549 | Another Japanese Puzzle | Ural Championship 2007 | 194 | 2339 |
| 1550 | Dean's Pyramid 3 | Ural Championship 2007 | 792 | 595 |
| 1551 | Sumo Tournament | Ural Championship 2007 | 1849 | 257 |
| 1552 | Brainfuck | Petrozavodsk Summer 2007. NSU Contest | 391 | 1155 |
| 1553 | Caves and Tunnels | Petrozavodsk Summer 2007. NSU Contest | 1637 | 281 |
| 1554 | Multiplicative Functions | Petrozavodsk Summer 2007. NSU Contest | 717 | 637 |
| 1555 | Find the Treasure! | Petrozavodsk Summer 2007. NSU Contest | 51 | 7594 |
| 1556 | Multishot in the Secret Cow Level | Petrozavodsk Summer 2007. NSU Contest | 46 | 8272 |
| 1557 | Network Attack | Petrozavodsk Summer 2007. NSU Contest | 261 | 1709 |
| 1558 | Periodical Numbers | Petrozavodsk Summer 2007. NSU Contest | 528 | 861 |
| 1559 | TruCoders Linguistics | Petrozavodsk Summer 2007. NSU Contest | 101 | 4173 |
| 1560 | Elementary Symmetric Functions | Petrozavodsk Summer 2007. NSU Contest | 485 | 936 |
| 1561 | Winnie the Pooh | Petrozavodsk Summer 2007. NSU Contest | 151 | 2877 |
| 1562 | GM-pineapple | USU Championship 2007 | 1140 | 402 |
| 1563 | Bayan | USU Championship 2007 | 8597 | 54 |
| 1564 | Counting Ones | USU Championship 2007 | 671 | 678 |
| 1565 | The Duel for Three | USU Championship 2007 | 245 | 1812 |
| 1566 | Triangular Postcards | USU Championship 2007 | 142 | 3039 |
| 1567 | SMS-spam | USU Championship 2007 | 11323 | 41 |
| 1568 | Train Car Sorting | USU Championship 2007 | 283 | 1577 |
| 1569 | Networking the “Iset” | USU Championship 2007 | 509 | 890 |
| 1570 | Eating High | USU Championship 2007 | 507 | 894 |
| 1571 | Interpreters | USU Championship 2007 | 1019 | 449 |
| 1572 | Yekaterinozavodsk Great Well | Autumn School Contest 2007 | 3141 | 146 |
| 1573 | Alchemy | Autumn School Contest 2007 | 4272 | 108 |
| 1574 | Mathematicians and brackets | Autumn School Contest 2007 | 1291 | 355 |
| 1575 | Yekaterinburg Subway 2 | Autumn School Contest 2007 | 524 | 864 |
| 1576 | Telephone Tariffs | Autumn School Contest 2007 | 3133 | 147 |
| 1577 | E-mail | Autumn School Contest 2007 | 974 | 469 |
| 1578 | Mammoth Hunt | Autumn School Contest 2007 | 515 | 879 |
| 1579 | Coat Transportation | Autumn School Contest 2007 | 914 | 499 |
| 1580 | Dean's Debts | Autumn School Contest 2007 | 514 | 880 |
| 1581 | Teamwork | Autumn School Contest 2007 | 11382 | 40 |
| 1582 | Bookmakers | NEERC 2007 Eastern Subregional | 3735 | 123 |
| 1583 | Cheese | NEERC 2007 Eastern Subregional | 243 | 1819 |
| 1584 | Pharaohs’ Secrets | NEERC 2007 Eastern Subregional | 336 | 1330 |
| 1585 | Penguins | NEERC 2007 Eastern Subregional | 12087 | 38 |
| 1586 | Threeprime Numbers | NEERC 2007 Eastern Subregional | 3189 | 144 |
| 1587 | Flying Pig | NEERC 2007 Eastern Subregional | 551 | 820 |
| 1588 | Jamaica | NEERC 2007 Eastern Subregional | 1401 | 326 |
| 1589 | Sokoban | NEERC 2007 Eastern Subregional | 10 | 23004 |
| 1590 | Bacon’s Cipher | NEERC 2007 Eastern Subregional | 2461 | 186 |
| 1591 | Abstract Thinking | NEERC 2007 Eastern Subregional | 430 | 1046 |
| 1592 | Chinese Watches | NEERC 2007 Eastern Subregional | 774 | 587 |
| 1593 | Square Country. Version 2 | | 569 | 726 |
| 1594 | Aztec Treasure | | 88 | 4191 |
| 1595 | Perfect Sequence | | 344 | 1160 |
| 1596 | Knight Mare | | 31 | 8129 |
| 1597 | Chernobyl’ Eagle on a Roof. Version 2 | | 142 | 1788 |
| 1598 | DSA Attack | | 64 | 3650 |
| 1599 | Winding Number | | 128 | 1782 |
| 1600 | Airport | USU Personal Contest 2008 | 805 | 551 |
| 1601 | AntiCAPS | USU Personal Contest 2008 | 4874 | 92 |
| 1602 | Elevator | USU Personal Contest 2008 | 976 | 455 |
| 1603 | Erudite | USU Personal Contest 2008 | 1748 | 255 |
| 1604 | Country of Fools | USU Personal Contest 2008 | 3203 | 140 |
| 1605 | Devil's Sequence | USU Personal Contest 2008 | 729 | 608 |
| 1606 | Slalom | USU Personal Contest 2008 | 622 | 710 |
| 1607 | Taxi | USU Personal Contest 2008 | 9711 | 46 |
| 1608 | Lucky Tickets 2008 | Ural Championship 2008 | 424 | 1029 |
| 1609 | Tram Tile | Ural Championship 2008 | 141 | 2957 |
| 1610 | Cactuses | Ural Championship 2008 | 214 | 1993 |
| 1611 | Decimation | Ural Championship 2008 | 632 | 696 |
| 1612 | Tram Forum | Ural Championship 2008 | 2928 | 152 |
| 1613 | For Fans of Statistics | Ural Championship 2008 | 3130 | 142 |
| 1614 | National Project “Trams” | Ural Championship 2008 | 520 | 842 |
| 1615 | Tram Solitaire | Ural Championship 2008 | 205 | 2077 |
| 1616 | Square Country 4 | Ural Championship 2008 | 106 | 3849 |
| 1617 | Flat Spots | Ural Championship 2008 | 6836 | 65 |
| 1618 | Arrays Printing | Petrozavodsk Winter 2008. ITMO Contest | 94 | 4178 |
| 1619 | Big Brother | Petrozavodsk Winter 2008. ITMO Contest | 597 | 716 |
| 1620 | Clever House | Petrozavodsk Winter 2008. ITMO Contest | 271 | 1546 |
| 1621 | Definite Integral | Petrozavodsk Winter 2008. ITMO Contest | 91 | 4302 |
| 1622 | Endspiel | Petrozavodsk Winter 2008. ITMO Contest | 127 | 3172 |
| 1623 | Fractal Labyrinth | Petrozavodsk Winter 2008. ITMO Contest | 133 | 3039 |
| 1624 | Go out of here! | Petrozavodsk Winter 2008. ITMO Contest | 79 | 4882 |
| 1625 | Hankel Matrix | Petrozavodsk Winter 2008. ITMO Contest | 406 | 1044 |
| 1626 | Interfering Segment | Petrozavodsk Winter 2008. ITMO Contest | 53 | 6897 |
| 1627 | Join | Petrozavodsk Winter 2008. ITMO Contest | 388 | 1092 |
| 1628 | White Streaks | USU Championship 2008 | 2603 | 165 |
| 1629 | Trip | USU Championship 2008 | 539 | 783 |
| 1630 | Talisman | USU Championship 2008 | 418 | 1004 |
| 1631 | Drunk King 2 | USU Championship 2008 | 863 | 492 |
| 1632 | Lasers | USU Championship 2008 | 88 | 4386 |
| 1633 | Hippogriffs | USU Championship 2008 | 563 | 750 |
| 1634 | Spider Mite | USU Championship 2008 | 184 | 2216 |
| 1635 | Mnemonics and Palindromes | USU Championship 2008 | 2115 | 202 |
| 1636 | Penalty Time | USU Championship 2008 | 7099 | 60 |
| 1637 | Triangle Game 2 | USU Championship 2008 | 125 | 3184 |
| 1638 | Bookworm | USU Championship 2008 | 6536 | 66 |
| 1639 | Chocolate 2 | Autumn School Contest 2008 | 13204 | 32 |
| 1640 | Circle of Winter | Autumn School Contest 2008 | 2402 | 178 |
| 1641 | Duties | Autumn School Contest 2008 | 832 | 509 |
| 1642 | 1D Maze | Autumn School Contest 2008 | 4439 | 96 |
| 1643 | Attack of the Dark Fortress | Autumn School Contest 2008 | 998 | 425 |
| 1644 | A Whole Lot of Walnuts | Autumn School Contest 2008 | 4259 | 100 |
| 1645 | Ski Race | Autumn School Contest 2008 | 2123 | 201 |
| 1646 | Godzilla Strikes Back! | Autumn School Contest 2008 | 472 | 889 |
| 1647 | Divide an Island! | Autumn School Contest 2008 | 505 | 832 |
| 1648 | Yachts | Autumn School Contest 2008 | 1101 | 386 |
| 1649 | Abstractionism to the People | NEERC 2008 Eastern Subregional | 55 | 6586 |
| 1650 | Billionaires | NEERC 2008 Eastern Subregional | 2446 | 174 |
| 1651 | Shortest Subchain | NEERC 2008 Eastern Subregional | 1228 | 346 |
| 1652 | Banking Crisis | NEERC 2008 Eastern Subregional | 151 | 2659 |
| 1653 | Death Conveyor | NEERC 2008 Eastern Subregional | 63 | 5864 |
| 1654 | Cipher Message | NEERC 2008 Eastern Subregional | 7135 | 60 |
| 1655 | Somali Pirates | NEERC 2008 Eastern Subregional | 226 | 1814 |
| 1656 | Far Away Kingdom's Army | NEERC 2008 Eastern Subregional | 2073 | 206 |
| 1657 | Cube Snake | NEERC 2008 Eastern Subregional | 269 | 1534 |
| 1658 | Sum of Digits | NEERC 2008 Eastern Subregional | 2096 | 203 |
| 1659 | Regular Triangles | NEERC 2008 Eastern Subregional | 648 | 651 |
| 1660 | The Island of Bad Luck | Petrozavodsk Winter 2008. USU Contest | 60 | 6057 |
| 1661 | Dodecahedron | Petrozavodsk Winter 2008. USU Contest | 108 | 3593 |
| 1662 | Goat in the Garden 6 | Petrozavodsk Winter 2008. USU Contest | 84 | 4511 |
| 1663 | The Hobbit or There and Back Again 2 | Petrozavodsk Winter 2008. USU Contest | 126 | 3118 |
| 1664 | Pipeline Transportation | Petrozavodsk Winter 2008. USU Contest | 214 | 1893 |
| 1665 | Dean's Financial Pyramid | Petrozavodsk Winter 2008. USU Contest | 955 | 439 |
| 1666 | Vasya Ferrari | Petrozavodsk Winter 2008. USU Contest | 321 | 1281 |
| 1667 | Square Country 3 | Petrozavodsk Winter 2008. USU Contest | 219 | 1852 |
| 1668 | Death Star 2 | Petrozavodsk Winter 2008. USU Contest | 67 | 5507 |
| 1669 | Universal Word | Petrozavodsk Winter 2008. USU Contest | 295 | 1390 |
| 1670 | Asterisk | Petrozavodsk Summer 2008. USU Contest | 214 | 1885 |
| 1671 | Anansi's Cobweb | Petrozavodsk Summer 2008. USU Contest | 3954 | 107 |
| 1672 | Droid flies | Petrozavodsk Summer 2008. USU Contest | 36 | 9179 |
| 1673 | Admission to Exam | Petrozavodsk Summer 2008. USU Contest | 342 | 1200 |
| 1674 | Drunk King | Petrozavodsk Summer 2008. USU Contest | 62 | 5865 |
| 1675 | Lunar Code 2 | Petrozavodsk Summer 2008. USU Contest | 225 | 1797 |
| 1676 | Mortal Kombat | Petrozavodsk Summer 2008. USU Contest | 236 | 1716 |
| 1677 | Monkey at the Keyboard | Petrozavodsk Summer 2008. USU Contest | 263 | 1547 |
| 1678 | Space Poker 3 | Petrozavodsk Summer 2008. USU Contest | 75 | 4968 |
| 1679 | Scrooge's Tower | Petrozavodsk Summer 2008. USU Contest | 413 | 998 |
| 1680 | The First Nonqualifying | USU Personal Contest 2009 | 1861 | 224 |
| 1681 | Brother Bear's Garden | USU Personal Contest 2009 | 107 | 3574 |
| 1682 | Crazy Professor | USU Personal Contest 2009 | 770 | 536 |
| 1683 | Fridge | USU Personal Contest 2009 | 3044 | 137 |
| 1684 | Jack's Last Word | USU Personal Contest 2009 | 1562 | 266 |
| 1685 | Orthography | USU Personal Contest 2009 | 2269 | 184 |
| 1686 | Photovoltaic Spaceship | USU Personal Contest 2009 | 276 | 1462 |
| 1687 | Numismatics for Fun | USU Personal Contest 2009 | 319 | 1271 |
| 1688 | Team.GOV! | USU Personal Contest 2009 | 3108 | 134 |
| 1689 | Fisherman and Barbell | USU Personal Contest 2009 | 446 | 917 |
| 1690 | Army of Mages | Petrozavodsk Winter 2009. USU Contest | 645 | 637 |
| 1691 | Algorithm Complexity | Petrozavodsk Winter 2009. USU Contest | 136 | 2857 |
| 1692 | Flags for Provinces | Petrozavodsk Winter 2009. USU Contest | 1089 | 379 |
| 1693 | Loyd's Problem | Petrozavodsk Winter 2009. USU Contest | 34 | 9478 |
| 1694 | Killer Words | Petrozavodsk Winter 2009. USU Contest | 134 | 2896 |
| 1695 | Work for Robots | Petrozavodsk Winter 2009. USU Contest | 139 | 2799 |
| 1696 | Salary for Robots | Petrozavodsk Winter 2009. USU Contest | 474 | 862 |
| 1697 | Sniper Shot | Petrozavodsk Winter 2009. USU Contest | 71 | 5149 |
| 1698 | Square Country 5 | Petrozavodsk Winter 2009. USU Contest | 643 | 639 |
| 1699 | Turning Turtles | Petrozavodsk Winter 2009. USU Contest | 378 | 1075 |
| 1700 | Awakening | Ural Championship 2009 | 852 | 482 |
| 1701 | Ostap and Partners | Ural Championship 2009 | 642 | 637 |
| 1702 | Crossroad | Ural Championship 2009 | 172 | 2282 |
| 1703 | Robotic Arm | Ural Championship 2009 | 329 | 1225 |
| 1704 | Demodulation | Ural Championship 2009 | 127 | 3032 |
| 1705 | Gangster Hares | Ural Championship 2009 | 429 | 946 |
| 1706 | Cipher Message 2 | Ural Championship 2009 | 605 | 675 |
| 1707 | Hypnotoad's Secret | Ural Championship 2009 | 209 | 1896 |
| 1708 | Sum of Digits 2 | Ural Championship 2009 | 34 | 9438 |
| 1709 | Penguin-Avia | Ural Championship 2009 | 2697 | 153 |
| 1710 | Boris, You Are Wrong! | Ural Championship 2009 | 630 | 649 |
| 1711 | Code Names | NEERC 2009 Eastern Subregional | 2965 | 134 |
| 1712 | Cipher Grille | NEERC 2009 Eastern Subregional | 4625 | 86 |
| 1713 | Key Substrings | NEERC 2009 Eastern Subregional | 624 | 631 |
| 1714 | Mnemonics and Palindromes 2 | NEERC 2009 Eastern Subregional | 115 | 3200 |
| 1715 | Another Ball Killer | NEERC 2009 Eastern Subregional | 385 | 1013 |
| 1716 | Alternative Solution | NEERC 2009 Eastern Subregional | 539 | 729 |
| 1717 | Eligibility Rules | NEERC 2009 Eastern Subregional | 173 | 2186 |
| 1718 | Rejudge | NEERC 2009 Eastern Subregional | 1288 | 308 |
| 1719 | Kill the Shaitan-Boss | NEERC 2009 Eastern Subregional | 265 | 1455 |
| 1720 | Summit Online Judge | NEERC 2009 Eastern Subregional | 401 | 973 |
| 1721 | Two Sides of the Same Coin | NEERC 2009 Eastern Subregional | 680 | 580 |
| 1722 | Observation Deck | Ural Regional School Programming Contest 2009 | 286 | 1350 |
| 1723 | Sandro's Book | Ural Regional School Programming Contest 2009 | 6396 | 62 |
| 1724 | Origin of Man Clarified | Ural Regional School Programming Contest 2009 | 597 | 658 |
| 1725 | Sold Out! | Ural Regional School Programming Contest 2009 | 2813 | 142 |
| 1726 | Visits | Ural Regional School Programming Contest 2009 | 3325 | 120 |
| 1727 | Znaika's Magic Numbers | Ural Regional School Programming Contest 2009 | 1972 | 202 |
| 1728 | Curse on Team.GOV | Ural Regional School Programming Contest 2009 | 752 | 524 |
| 1729 | Dead Man's Chest | Ural Regional School Programming Contest 2009 | 627 | 627 |
| 1730 | ManBearPig | Ural Regional School Programming Contest 2009 | 340 | 1141 |
| 1731 | Dill | Ural Regional School Programming Contest 2009 | 3779 | 105 |
| 1732 | Ministry of Truth | USU Championship 2009 | 862 | 457 |
| 1733 | Forgotten Technology | USU Championship 2009 | 81 | 4376 |
| 1734 | Endgame Database | USU Championship 2009 | 176 | 2141 |
| 1735 | Theft of the Century | USU Championship 2009 | 129 | 2865 |
| 1736 | Chinese Hockey | USU Championship 2009 | 327 | 1182 |
| 1737 | Mnemonics and Palindromes 3 | USU Championship 2009 | 1562 | 253 |
| 1738 | Computer Security | USU Championship 2009 | 389 | 998 |
| 1739 | Faryuks | USU Championship 2009 | 212 | 1794 |
| 1740 | Deer is Better! | USU Championship 2009 | 2844 | 140 |
| 1741 | Communication Fiend | USU Championship 2009 | 1371 | 288 |
| 1742 | Team building | Petrozavodsk Summer 2009. Ufa SATU Contest | 1250 | 311 |
| 1743 | Domino Sorting | Petrozavodsk Summer 2009. Ufa SATU Contest | 386 | 989 |
| 1744 | The Captain's Squad | Petrozavodsk Summer 2009. Ufa SATU Contest | 185 | 2009 |
| 1745 | Yet Another Answer | Petrozavodsk Summer 2009. Ufa SATU Contest | 471 | 814 |
| 1746 | Hyperrook | Petrozavodsk Summer 2009. Ufa SATU Contest | 228 | 1646 |
| 1747 | Kingdom Inspection | Petrozavodsk Summer 2009. Ufa SATU Contest | 280 | 1351 |
| 1748 | The Most Complex Number | Petrozavodsk Summer 2009. Ufa SATU Contest | 1455 | 267 |
| 1749 | Periodic Sum | Petrozavodsk Summer 2009. Ufa SATU Contest | 184 | 2019 |
| 1750 | Pakhom and the Gully | Petrozavodsk Summer 2009. Ufa SATU Contest | 299 | 1268 |
| 1751 | Improbability Theory | Petrozavodsk Summer 2009. Ufa SATU Contest | 104 | 3436 |
| 1752 | Tree 2 | Petrozavodsk Summer 2009. Ufa SATU Contest | 1511 | 258 |
| 1753 | Bookshelf | USU Personal Contest 2010 | 1148 | 335 |
| 1754 | Explosion in a Pyramid | USU Personal Contest 2010 | 596 | 640 |
| 1755 | Cake | USU Personal Contest 2010 | 456 | 832 |
| 1756 | One and a Half Diggers | USU Personal Contest 2010 | 2157 | 179 |
| 1757 | Gold Bars | USU Personal Contest 2010 | 158 | 2309 |
| 1758 | Bald Spot Revisited 2 | USU Personal Contest 2010 | 132 | 2731 |
| 1759 | Long-Livers | USU Personal Contest 2010 | 834 | 460 |
| 1760 | Infernal Work | USU Personal Contest 2010 | 563 | 677 |
| 1761 | Binary Palindrome | USU Personal Contest 2010 | 345 | 1093 |
| 1762 | Search for a Hiding-Place | USU Personal Contest 2010 | 220 | 1686 |
| 1763 | Expert Flea | Ural Championship 2010 | 66 | 5073 |
| 1764 | Transsib | Ural Championship 2010 | 205 | 1793 |
| 1765 | Error 404 | Ural Championship 2010 | 84 | 4102 |
| 1766 | Humpty Dumpty | Ural Championship 2010 | 274 | 1358 |
| 1767 | The House of Doctor Dee | Ural Championship 2010 | 518 | 730 |
| 1768 | Circular Strings | Ural Championship 2010 | 321 | 1165 |
| 1769 | Old Ural Legend | Ural Championship 2010 | 1866 | 206 |
| 1770 | The Party of Ural Champions | Ural Championship 2010 | 214 | 1721 |
| 1771 | A Deputy's Morning | Ural Championship 2010 | 58 | 5670 |
| 1772 | Ski-Trails for Robots | Ural Championship 2010 | 514 | 736 |
| 1773 | Metro to Every Home | Ural Championship 2010 | 445 | 847 |
| 1774 | Barber of the Army of Mages | Ural SU Championship 2010 | 709 | 517 |
| 1775 | Space Bowling | Ural SU Championship 2010 | 389 | 931 |
| 1776 | Anniversary Firework | Ural SU Championship 2010 | 793 | 463 |
| 1777 | Anindilyakwa | Ural SU Championship 2010 | 2913 | 127 |
| 1778 | Chinese Hockey 2 | Ural SU Championship 2010 | 83 | 3996 |
| 1779 | The Great Team | Ural SU Championship 2010 | 1077 | 342 |
| 1780 | Gray Code | Ural SU Championship 2010 | 400 | 906 |
| 1781 | Clean Code | Ural SU Championship 2010 | 173 | 2031 |
| 1782 | Jack's New Word | Ural SU Championship 2010 | 166 | 2111 |
| 1783 | Nuclear Arms Race | Ural SU Championship 2010 | 779 | 471 |
| 1784 | Rounders | Ural SU Championship 2010 | 291 | 1235 |
| 1785 | Lost in Localization | Ural Regional School Programming Contest 2010 | 22711 | 16 |
| 1786 | Sandro's Biography | Ural Regional School Programming Contest 2010 | 3373 | 110 |
| 1787 | Turn for MEGA | Ural Regional School Programming Contest 2010 | 14926 | 25 |
| 1788 | On the Benefits of Umbrellas | Ural Regional School Programming Contest 2010 | 2288 | 161 |
| 1789 | Searching for the Dodecahedron | Ural Regional School Programming Contest 2010 | 1675 | 220 |
| 1790 | Searching for the Truth | Ural Regional School Programming Contest 2010 | 267 | 1340 |
| 1791 | Uncle Styopa and Buses | Ural Regional School Programming Contest 2010 | 242 | 1472 |
| 1792 | Hamming Code | Ural Regional School Programming Contest 2010 | 4405 | 84 |
| 1793 | Tray 2 | Ural Regional School Programming Contest 2010 | 914 | 402 |
| 1794 | Masterpieces of World Architecture | Ural Regional School Programming Contest 2010 | 1864 | 198 |
| 1795 | Husband in a Shop | Ural Regional School Programming Contest 2010 | 1458 | 253 |
| 1796 | Amusement Park | Ural Regional School Programming Contest 2010 | 3356 | 110 |
| 1797 | Summit Online Judge. Version 2 | | 56 | 4836 |
| 1798 | Fire Circle. Version 2 | | 102 | 2226 |
| 1799 | Sasha and swag strings | | 44 | 4551 |
| 1800 | Murphy's Law | NEERC 2010 Eastern Subregional | 2178 | 169 |
| 1801 | The Revolution Cup | NEERC 2010 Eastern Subregional | 61 | 5211 |
| 1802 | Cube Puzzle | NEERC 2010 Eastern Subregional | 167 | 2090 |
| 1803 | The Czechs' Rifles | NEERC 2010 Eastern Subregional | 509 | 713 |
| 1804 | The Machinegunners in a Playoff | NEERC 2010 Eastern Subregional | 894 | 409 |
| 1805 | Chapaev and a Cipher Grille | NEERC 2010 Eastern Subregional | 356 | 1011 |
| 1806 | Mobile Telegraphs | NEERC 2010 Eastern Subregional | 2074 | 178 |
| 1807 | Cartridges for Maxim | NEERC 2010 Eastern Subregional | 240 | 1480 |
| 1808 | Chapaev at the Planet Ocean | NEERC 2010 Eastern Subregional | 187 | 1878 |
| 1809 | Chapaev and Potatoes | NEERC 2010 Eastern Subregional | 612 | 595 |
| 1810 | Antiequations | Petrozavodsk Summer 2010. Tavrida NU Contest | 78 | 4125 |
| 1811 | Dual-SIM Phone | Petrozavodsk Summer 2010. Tavrida NU Contest | 245 | 1424 |
| 1812 | The Island of Bad Luck 2 | Petrozavodsk Summer 2010. Tavrida NU Contest | 122 | 2750 |
| 1813 | Random Shuffler | Petrozavodsk Summer 2010. Tavrida NU Contest | 222 | 1565 |
| 1814 | Continued Fraction | Petrozavodsk Summer 2010. Tavrida NU Contest | 111 | 3000 |
| 1815 | Farm in San Andreas | Petrozavodsk Summer 2010. Tavrida NU Contest | 76 | 4221 |
| 1816 | Troubles with Pollard | Petrozavodsk Summer 2010. Tavrida NU Contest | 150 | 2269 |
| 1817 | Merry-go-round | Petrozavodsk Summer 2010. Tavrida NU Contest | 350 | 1008 |
| 1818 | Fair Fishermen | Petrozavodsk Summer 2010. Tavrida NU Contest | 177 | 1941 |
| 1819 | Professional Approach | Petrozavodsk Summer 2010. Tavrida NU Contest | 45 | 6601 |
| 1820 | Ural Steaks | USU Personal Contest 2011 | 14192 | 25 |
| 1821 | Biathlon | USU Personal Contest 2011 | 2015 | 177 |
| 1822 | Hugo II's War | USU Personal Contest 2011 | 517 | 682 |
| 1823 | Ideal Gas | USU Personal Contest 2011 | 1028 | 346 |
| 1824 | Ifrit Bomber | USU Personal Contest 2011 | 329 | 1060 |
| 1825 | Ifrit Bomber 2 | USU Personal Contest 2011 | 379 | 924 |
| 1826 | Minefield | USU Personal Contest 2011 | 1154 | 309 |
| 1827 | Indigenous Wars | USU Personal Contest 2011 | 293 | 1186 |
| 1828 | Approximation by a Progression | USU Personal Contest 2011 | 745 | 476 |
| 1829 | Routing Tables | USU Personal Contest 2011 | 111 | 2971 |
| 1830 | Help in the RNOS | Ural Championship 2011 | 367 | 945 |
| 1831 | Tsyfirkin's Lesson | Ural Championship 2011 | 149 | 2241 |
| 1832 | Arirang Show | Ural Championship 2011 | 364 | 953 |
| 1833 | Hopes of Rowing | Ural Championship 2011 | 166 | 2024 |
| 1834 | Tennis Racket | Ural Championship 2011 | 68 | 4568 |
| 1835 | Swamp Doctor | Ural Championship 2011 | 103 | 3153 |
| 1836 | Babel Fish | Ural Championship 2011 | 294 | 1172 |
| 1837 | Isenbaev's Number | Ural Championship 2011 | 5943 | 60 |
| 1838 | Samurai's Stroke | Ural Championship 2011 | 487 | 717 |
| 1839 | The Mentaculus | Ural Championship 2011 | 132 | 2509 |
| 1840 | Victim of Advertising | Ural Championship 2011 | 41 | 6986 |
| 1841 | Cableways | Petrozavodsk Summer 2010. USU Contest | 151 | 2148 |
| 1842 | Local Roots | Petrozavodsk Summer 2010. USU Contest | 51 | 5670 |
| 1843 | Cutting a Parallelepiped | Petrozavodsk Summer 2010. USU Contest | 75 | 4069 |
| 1844 | Warlord of the Army of Mages | Petrozavodsk Summer 2010. USU Contest | 212 | 1558 |
| 1845 | Integer-valued Complex Determinant | Petrozavodsk Summer 2010. USU Contest | 68 | 4434 |
| 1846 | GCD 2010 | Petrozavodsk Summer 2010. USU Contest | 2233 | 154 |
| 1847 | Zamkadye | Petrozavodsk Summer 2010. USU Contest | 79 | 3886 |
| 1848 | Fly Hunt | Petrozavodsk Summer 2010. USU Contest | 69 | 4378 |
| 1849 | Rabbit Hunt 2 | Petrozavodsk Summer 2010. USU Contest | 127 | 2525 |
| 1850 | Space Tourism | Petrozavodsk Summer 2010. USU Contest | 118 | 2702 |
| 1851 | GOV-internship | Petrozavodsk Summer 2011. USU Contest | 191 | 1719 |
| 1852 | Cube in a Cube in a Cube | Petrozavodsk Summer 2011. USU Contest | 129 | 2485 |
| 1853 | Laser Technologies | Petrozavodsk Summer 2011. USU Contest | 42 | 6643 |
| 1854 | Negotiations with Parthians | Petrozavodsk Summer 2011. USU Contest | 806 | 423 |
| 1855 | Trade Guilds of Erathia | Petrozavodsk Summer 2011. USU Contest | 262 | 1270 |
| 1856 | War and Peace | Petrozavodsk Summer 2011. USU Contest | 87 | 3561 |
| 1857 | Alice and Bandersnatch | Petrozavodsk Summer 2011. USU Contest | 244 | 1360 |
| 1858 | Magic Cube | Petrozavodsk Summer 2011. USU Contest | 86 | 3598 |
| 1859 | Last Season of Team.GOV | Petrozavodsk Summer 2011. USU Contest | 80 | 3838 |
| 1860 | Fiborial | Petrozavodsk Summer 2011. USU Contest | 730 | 467 |
| 1861 | Graveyard in Deyja | Petrozavodsk Summer 2011. USU Contest | 335 | 1001 |
| 1862 | Very Wealthy Mole | Ural FU Championship 2011 | 263 | 1260 |
| 1863 | Peaceful Atom | Ural FU Championship 2011 | 307 | 1085 |
| 1864 | Get-Together at Den's | Ural FU Championship 2011 | 1944 | 176 |
| 1865 | The Island of Märket | Ural FU Championship 2011 | 92 | 3372 |
| 1866 | Poetic Foot | Ural FU Championship 2011 | 449 | 749 |
| 1867 | Nanotechnologies | Ural FU Championship 2011 | 123 | 2586 |
| 1868 | Prediction Contest | Ural FU Championship 2011 | 2175 | 157 |
| 1869 | New Year Cruise | Ural FU Championship 2011 | 1428 | 239 |
| 1870 | Zinium 2 | Ural FU Championship 2011 | 473 | 712 |
| 1871 | Seismic Waves | Ural FU Championship 2011 | 546 | 619 |
| 1872 | Spacious Office | Ural FU Championship 2011 | 423 | 794 |
| 1873 | GOV Chronicles | Ural Regional School Programming Contest 2011 | 925 | 367 |
| 1874 | Football Goal | Ural Regional School Programming Contest 2011 | 1717 | 199 |
| 1875 | Angry Birds | Ural Regional School Programming Contest 2011 | 347 | 962 |
| 1876 | Centipede's Morning | Ural Regional School Programming Contest 2011 | 6228 | 55 |
| 1877 | Bicycle Codes | Ural Regional School Programming Contest 2011 | 17876 | 19 |
| 1878 | Rubinchik's Cube | Ural Regional School Programming Contest 2011 | 1570 | 217 |
| 1879 | GOV-internship 2 | Ural Regional School Programming Contest 2011 | 225 | 1461 |
| 1880 | Psych Up's Eigenvalues | Ural Regional School Programming Contest 2011 | 11329 | 30 |
| 1881 | Long problem statement | Ural Regional School Programming Contest 2011 | 5552 | 62 |
| 1882 | Old Nokia | Ural Regional School Programming Contest 2011 | 121 | 2621 |
| 1883 | Ent's Birthday | Ural Regional School Programming Contest 2011 | 271 | 1222 |
| 1884 | Way to the University | Ural Regional School Programming Contest 2011 | 499 | 675 |
| 1885 | Passenger Comfort | NEERC 2011 Eastern Subregional | 1778 | 192 |
| 1886 | Trip 2 | NEERC 2011 Eastern Subregional | 157 | 2053 |
| 1887 | Frequent Flyer Card | NEERC 2011 Eastern Subregional | 312 | 1065 |
| 1888 | Pilot Work Experience | NEERC 2011 Eastern Subregional | 735 | 460 |
| 1889 | Airport Announcements | NEERC 2011 Eastern Subregional | 1108 | 307 |
| 1890 | Money out of Thin Air | NEERC 2011 Eastern Subregional | 730 | 463 |
| 1891 | Language Ocean | NEERC 2011 Eastern Subregional | 475 | 707 |
| 1892 | Morning in Koltsovo | NEERC 2011 Eastern Subregional | 379 | 881 |
| 1893 | A380 | NEERC 2011 Eastern Subregional | 5701 | 60 |
| 1894 | Non-Flying Weather | NEERC 2011 Eastern Subregional | 231 | 1423 |
| 1895 | Steaks on Board | NEERC 2011 Eastern Subregional | 152 | 2117 |
| 1896 | War Games 2.1 | | 260 | 860 |
| 1897 | Alice and Bob and a string | | 22 | 5598 |
| 1900 | Brainwashing Device | Ural Championship 2012 | 595 | 525 |
| 1901 | Space Elevators | Ural Championship 2012 | 601 | 520 |
| 1902 | Neo-Venice | Ural Championship 2012 | 2735 | 116 |
| 1903 | Unidentified Ships | Ural Championship 2012 | 329 | 938 |
| 1904 | The Lessons of the Past | Ural Championship 2012 | 658 | 476 |
| 1905 | Travel in Time | Ural Championship 2012 | 270 | 1135 |
| 1906 | The Lost Civilization | Ural Championship 2012 | 38 | 6621 |
| 1907 | Coffee and Buns | Ural Championship 2012 | 229 | 1330 |
| 1908 | Brute-force Search | Ural Championship 2012 | 140 | 2119 |
| 1909 | Space Recon | Ural Championship 2012 | 68 | 4075 |
| 1910 | Titan Ruins: Hidden Entrance | NEERC 2012 Eastern Subregional | 9289 | 34 |
| 1911 | Titan Ruins: Overtaking Fire | NEERC 2012 Eastern Subregional | 62 | 4407 |
| 1912 | Titan Ruins: Passing through Walls | NEERC 2012 Eastern Subregional | 239 | 1274 |
| 1913 | Titan Ruins: Alignment of Forces | NEERC 2012 Eastern Subregional | 158 | 1889 |
| 1914 | Titan Ruins: Serial Control | NEERC 2012 Eastern Subregional | 75 | 3733 |
| 1915 | Titan Ruins: Reconstruction of Bygones | NEERC 2012 Eastern Subregional | 1406 | 224 |
| 1916 | Titan Ruins: Waiting for Stability | NEERC 2012 Eastern Subregional | 93 | 3081 |
| 1917 | Titan Ruins: Deadly Accuracy | NEERC 2012 Eastern Subregional | 1309 | 241 |
| 1918 | Titan Ruins: Artful Manipulations | NEERC 2012 Eastern Subregional | 329 | 936 |
| 1919 | Titan Ruins: Transformation of Cylinders | NEERC 2012 Eastern Subregional | 143 | 2074 |
| 1920 | Titan Ruins: the Infinite Power of Magic | NEERC 2012 Eastern Subregional | 427 | 726 |
| 1921 | Chaos and Order | Ural Regional School Programming Contest 2012 | 241 | 1262 |
| 1922 | Superhero Team | Ural Regional School Programming Contest 2012 | 978 | 321 |
| 1923 | Scary Politics | Ural Regional School Programming Contest 2012 | 575 | 542 |
| 1924 | Four Imps | Ural Regional School Programming Contest 2012 | 8152 | 39 |
| 1925 | British Scientists Save the World | Ural Regional School Programming Contest 2012 | 4525 | 70 |
| 1926 | The Tournament of Intelligences | Ural Regional School Programming Contest 2012 | 309 | 993 |
| 1927 | Herbs and Magic | Ural Regional School Programming Contest 2012 | 289 | 1060 |
| 1928 | Another Ecology Problem | Ural Regional School Programming Contest 2012 | 404 | 765 |
| 1929 | Teddybears are not for Everyone | Ural Regional School Programming Contest 2012 | 816 | 384 |
| 1930 | Ivan's Car | Ural Regional School Programming Contest 2012 | 1939 | 163 |
| 1931 | Excellent Team | Ural FU Championship 2012 | 1872 | 168 |
| 1932 | The Secret of Identifier | Ural FU Championship 2012 | 316 | 969 |
| 1933 | Guns for Battle! | Ural FU Championship 2012 | 768 | 406 |
| 1934 | Black Spot | Ural FU Championship 2012 | 872 | 358 |
| 1935 | Tears of Drowned | Ural FU Championship 2012 | 3970 | 79 |
| 1936 | Roshambo | Ural FU Championship 2012 | 271 | 1124 |
| 1937 | Davy Jones’s Organ | Ural FU Championship 2012 | 250 | 1215 |
| 1938 | Caribbean Triangle | Ural FU Championship 2012 | 58 | 4645 |
| 1939 | First Seal | Ural FU Championship 2012 | 366 | 840 |
| 1940 | Not So Simple Years | Ural FU Championship 2012 | 370 | 831 |
| 1941 | Scary Martian Word | Ural FU Personal Contest 2012 | 715 | 430 |
| 1942 | Attack at the Orbit | Ural FU Personal Contest 2012 | 476 | 642 |
| 1943 | Space Rummy | Ural FU Personal Contest 2012 | 334 | 907 |
| 1944 | Record of the Attack at the Orbit | Ural FU Personal Contest 2012 | 1298 | 238 |
| 1945 | Many-armed Brothers | Ural FU Personal Contest 2012 | 84 | 3318 |
| 1946 | Chinese Hockey 3 | Ural FU Personal Contest 2012 | 158 | 1857 |
| 1947 | Meander | Ural FU Personal Contest 2012 | 169 | 1743 |
| 1948 | The Robot on the Line | Ural FU Personal Contest 2012 | 247 | 1214 |
| 1949 | The Best Picture in the Galaxy | Ural FU Personal Contest 2012 | 211 | 1411 |
| 1950 | Martian Farmlands | Ural FU Personal Contest 2012 | 138 | 2108 |
| 1951 | Complex Root | Petrozavodsk Winter 2013. Ural FU Contest | 156 | 1812 |
| 1952 | To Kill the Dragon | Petrozavodsk Winter 2013. Ural FU Contest | 23 | 9114 |
| 1953 | Biggest Inscribed Ellipse | Petrozavodsk Winter 2013. Ural FU Contest | 109 | 2528 |
| 1954 | Five Palindromes | Petrozavodsk Winter 2013. Ural FU Contest | 74 | 3581 |
| 1955 | Boss, I Can See You! | Petrozavodsk Winter 2013. Ural FU Contest | 87 | 3101 |
| 1956 | Fire Signals | Petrozavodsk Winter 2013. Ural FU Contest | 118 | 2350 |
| 1957 | Mundial | Petrozavodsk Winter 2013. Ural FU Contest | 51 | 4931 |
| 1958 | Algorithm of Professor Ivanov | Petrozavodsk Winter 2013. Ural FU Contest | 72 | 3668 |
| 1959 | GOV-internship 3 | Petrozavodsk Winter 2013. Ural FU Contest | 272 | 1067 |
| 1960 | Palindromes and Super Abilities | Petrozavodsk Winter 2013. Ural FU Contest | 685 | 433 |
| 1961 | Cantonese Dialect | Ural FU Personal Contest 2013 | 333 | 876 |
| 1962 | In Chinese Restaurant | Ural FU Personal Contest 2013 | 367 | 797 |
| 1963 | Kite | Ural FU Personal Contest 2013 | 598 | 494 |
| 1964 | Chinese Dialects | Ural FU Personal Contest 2013 | 1741 | 172 |
| 1965 | Pear Trees | Ural FU Personal Contest 2013 | 288 | 1008 |
| 1966 | Cycling Roads | Ural FU Personal Contest 2013 | 431 | 681 |
| 1967 | Programmer Casino | Ural FU Personal Contest 2013 | 47 | 5269 |
| 1968 | Glass Pyramid | Ural FU Personal Contest 2013 | 172 | 1650 |
| 1969 | Hong Kong Tram | Ural FU Personal Contest 2013 | 94 | 2888 |
| 1970 | 皇后像廣場 | Ural FU Personal Contest 2013 | 227 | 1267 |
| 1971 | Graphics Settings | Ural Championship 2013 | 434 | 670 |
| 1972 | Game Testing | Ural Championship 2013 | 76 | 3459 |
| 1973 | Location Generator | Ural Championship 2013 | 50 | 4957 |
| 1974 | Similar Tunes | Ural Championship 2013 | 248 | 1153 |
| 1975 | Model of the Earth | Ural Championship 2013 | 58 | 4374 |
| 1976 | Game Optimization | Ural Championship 2013 | 219 | 1299 |
| 1977 | Energy Wall | Ural Championship 2013 | 115 | 2380 |
| 1978 | E-Lite | Ural Championship 2013 | 80 | 3305 |
| 1979 | Resources Distribution | Ural Championship 2013 | 210 | 1352 |
| 1980 | Road to Investor | Ural Championship 2013 | 460 | 633 |
| 1981 | Parallel and Perpendicular | Ural FU Championship 2013 | 651 | 442 |
| 1982 | Electrification Plan | Ural FU Championship 2013 | 2288 | 127 |
| 1983 | Nectar Gathering | Ural FU Championship 2013 | 178 | 1554 |
| 1984 | Dummy Guy | Ural FU Championship 2013 | 1365 | 213 |
| 1985 | Prime Square | Ural FU Championship 2013 | 136 | 2001 |
| 1986 | Paul’s Salads | Ural FU Championship 2013 | 240 | 1169 |
| 1987 | Nested Segments | Ural FU Championship 2013 | 1733 | 168 |
| 1988 | Planet Ocean Landing | Ural FU Championship 2013 | 241 | 1164 |
| 1989 | Subpalindromes | Ural FU Championship 2013 | 860 | 336 |
| 1990 | Podracing | NEERC 2013 Eastern Subregional | 264 | 1065 |
| 1991 | The battle near the swamp | NEERC 2013 Eastern Subregional | 6054 | 48 |
| 1992 | CVS | NEERC 2013 Eastern Subregional | 780 | 369 |
| 1993 | This cheeseburger you don't need | NEERC 2013 Eastern Subregional | 1429 | 203 |
| 1994 | The Emperor's plan | NEERC 2013 Eastern Subregional | 267 | 1053 |
| 1995 | Illegal spices | NEERC 2013 Eastern Subregional | 468 | 610 |
| 1996 | Cipher Message 3 | NEERC 2013 Eastern Subregional | 226 | 1236 |
| 1997 | Those are not the droids you're looking for | NEERC 2013 Eastern Subregional | 522 | 548 |
| 1998 | The old Padawan | NEERC 2013 Eastern Subregional | 765 | 376 |
| 1999 | The secret module | NEERC 2013 Eastern Subregional | 40 | 5835 |
| 2000 | Grand Theft Array V | Ural Regional School Programming Contest 2013 | 1818 | 159 |
| 2001 | Mathematicians and Berries | Ural Regional School Programming Contest 2013 | 13357 | 22 |
| 2002 | Test Task | Ural Regional School Programming Contest 2013 | 4057 | 72 |
| 2003 | Simple Magic | Ural Regional School Programming Contest 2013 | 791 | 363 |
| 2004 | Scientists from Spilkovo | Ural Regional School Programming Contest 2013 | 375 | 755 |
| 2005 | Taxi for Programmers | Ural Regional School Programming Contest 2013 | 3110 | 93 |
| 2006 | Kirill the Gardener | Ural Regional School Programming Contest 2013 | 67 | 3777 |
| 2007 | Mutants versus Machines | Ural Regional School Programming Contest 2013 | 140 | 1939 |
| 2008 | Swifty | Ural Regional School Programming Contest 2013 | 267 | 1050 |
| 2009 | Canteen Line | Ural Regional School Programming Contest 2013 | 338 | 836 |
| 2010 | Sasha the Young Grandmaster | Ural Regional School Programming Contest 2013 | 2169 | 133 |
| 2011 | Long Statement | Ural Regional School Programming Contest 2013 | 2818 | 103 |
| 2012 | About Grisha N. | NEERC 2014 Eastern Subregional | 15894 | 17 |
| 2013 | Neither shaken nor stirred | NEERC 2014 Eastern Subregional | 278 | 932 |
| 2014 | Zhenya moves from parents | NEERC 2014 Eastern Subregional | 482 | 546 |
| 2015 | Zhenya moves from the dormitory | NEERC 2014 Eastern Subregional | 889 | 299 |
| 2016 | Magic and Science | NEERC 2014 Eastern Subregional | 31 | 6547 |
| 2017 | Best of a bad lot | NEERC 2014 Eastern Subregional | 193 | 1322 |
| 2018 | The Debut Album | NEERC 2014 Eastern Subregional | 2636 | 101 |
| 2019 | Pair: normal and paranormal | NEERC 2014 Eastern Subregional | 900 | 295 |
| 2020 | Traffic Jam in Flower Town | NEERC 2014 Eastern Subregional | 1656 | 161 |
| 2021 | Scarily interesting! | NEERC 2014 Eastern Subregional | 576 | 458 |
| 2022 | Riding a Toad | NEERC 2014 Eastern Subregional | 65 | 3579 |
| 2023 | Donald is a postman | NEERC 2014 Eastern Subregional | 6796 | 39 |
| 2024 | Adventure Time | Ural Regional School Programming Contest 2014 | 781 | 338 |
| 2025 | Line Fighting | Ural Regional School Programming Contest 2014 | 4475 | 60 |
| 2026 | Dean and Schedule | Ural Regional School Programming Contest 2014 | 443 | 591 |
| 2027 | URCAPL, Episode 1 | Ural Regional School Programming Contest 2014 | 489 | 536 |
| 2028 | URCAPL, Episode 2 | Ural Regional School Programming Contest 2014 | 294 | 880 |
| 2029 | Towers of Hanoi Strike Back | Ural Regional School Programming Contest 2014 | 435 | 601 |
| 2030 | Awesome Backup System | Ural Regional School Programming Contest 2014 | 510 | 514 |
| 2031 | Overturned Numbers | Ural Regional School Programming Contest 2014 | 3042 | 88 |
| 2032 | Conspiracy Theory and Rebranding | Ural Regional School Programming Contest 2014 | 331 | 784 |
| 2033 | Devices | Ural Regional School Programming Contest 2014 | 2587 | 103 |
| 2034 | Caravans | Ural Regional School Programming Contest 2014 | 929 | 285 |
| 2035 | Another Dress Rehearsal | Ural Regional School Programming Contest 2014 | 3438 | 78 |
| 2036 | Intersect Until You're Sick of It | Petrozavodsk Summer 2014. Ural FU Contest | 146 | 1706 |
| 2037 | Richness of binary words | Petrozavodsk Summer 2014. Ural FU Contest | 208 | 1221 |
| 2038 | Minimum Vertex Cover | Petrozavodsk Summer 2014. Ural FU Contest | 103 | 2355 |
| 2039 | Striped Square | Petrozavodsk Summer 2014. Ural FU Contest | 37 | 5662 |
| 2040 | Palindromes and Super Abilities 2 | Petrozavodsk Summer 2014. Ural FU Contest | 302 | 853 |
| 2041 | Nanomatryoshkas | Petrozavodsk Summer 2014. Ural FU Contest | 116 | 2112 |
| 2042 | Nikita | Petrozavodsk Summer 2014. Ural FU Contest | 68 | 3412 |
| 2043 | Kirill the Gardener 2 | Petrozavodsk Summer 2014. Ural FU Contest | 53 | 4224 |
| 2044 | 31 Palindromes | Petrozavodsk Summer 2014. Ural FU Contest | 96 | 2511 |
| 2045 | Richness of words | Petrozavodsk Summer 2014. Ural FU Contest | 552 | 474 |
| 2046 | The First Day at School | Ural Championship 2015 | 498 | 502 |
| 2047 | Maths | Ural Championship 2015 | 521 | 481 |
| 2048 | History | Ural Championship 2015 | 274 | 898 |
| 2049 | Chemistry | Ural Championship 2015 | 66 | 3357 |
| 2050 | 3D-modeling | Ural Championship 2015 | 75 | 3002 |
| 2051 | Physics | Ural Championship 2015 | 57 | 3808 |
| 2052 | Physical Education | Ural Championship 2015 | 162 | 1484 |
| 2053 | Biology | Ural Championship 2015 | 62 | 3544 |
| 2054 | Astronomy | Ural Championship 2015 | 32 | 6075 |
| 2055 | Urban Geography | Ural Championship 2015 | 164 | 1467 |
| 2056 | Scholarship | Ural Championship 2015 | 6133 | 42 |
| 2057 | Non-palidromic cutting | Palindromic Contest | 62 | 3483 |
| 2058 | 100500 palidnromes | Palindromic Contest | 138 | 1694 |
| 2059 | Not common palindromes | Palindromic Contest | 158 | 1493 |
| 2060 | Subpalindrome pairs | Palindromic Contest | 378 | 646 |
| 2061 | OEIS A216264 | Palindromic Contest | 66 | 3299 |
| 2062 | Ambitious Experiment | Ural Regional School Programming Contest 2015 | 823 | 294 |
| 2063 | Black and White | Ural Regional School Programming Contest 2015 | 559 | 430 |
| 2064 | Caterpillars | Ural Regional School Programming Contest 2015 | 243 | 966 |
| 2065 | Different Sums | Ural Regional School Programming Contest 2015 | 761 | 317 |
| 2066 | Simple Expression | Ural Regional School Programming Contest 2015 | 8742 | 28 |
| 2067 | Friends and Berries | Ural Regional School Programming Contest 2015 | 745 | 324 |
| 2068 | Game of Nuts | Ural Regional School Programming Contest 2015 | 2256 | 108 |
| 2069 | Hard Rock | Ural Regional School Programming Contest 2015 | 1075 | 225 |
| 2070 | Interesting Numbers | Ural Regional School Programming Contest 2015 | 1034 | 234 |
| 2071 | Juice Cocktails | Ural Regional School Programming Contest 2015 | 375 | 635 |
| 2072 | Kirill the Gardener 3 | Ural Regional School Programming Contest 2015 | 1177 | 206 |
| 2073 | Log Files | Ural Regional School Programming Contest 2015 | 1006 | 241 |
| 2074 | Timus problems classifier | NEERC 2015 Eastern Subregional Qualifier | 234 | 969 |
| 2075 | Take care of your eyebrows! | NEERC 2015 Eastern Subregional Qualifier | 78 | 2688 |
| 2076 | Vasiana | NEERC 2015 Eastern Subregional Qualifier | 27 | 6393 |
| 2077 | Reductions | NEERC 2015 Eastern Subregional Qualifier | 27 | 6393 |
| 2078 | Bowling game | Ural Championship 2016 | 813 | 279 |
| 2079 | Memory leaks | Ural Championship 2016 | 36 | 4999 |
| 2080 | Wallet | Ural Championship 2016 | 299 | 744 |
| 2081 | Faulty dial | Ural Championship 2016 | 311 | 716 |
| 2082 | Poker | Ural Championship 2016 | 25 | 6559 |
| 2083 | The Guardian of Traditions | Ural Championship 2016 | 74 | 2738 |
| 2084 | Technical debt | Ural Championship 2016 | 60 | 3285 |
| 2085 | Magic Programmer | Ural Championship 2016 | 130 | 1643 |
| 2086 | Find Denis | Ural Championship 2016 | 38 | 4791 |
| 2087 | Trains | Ural Championship 2016 | 54 | 3593 |
| 2088 | Nostalgic Evening | Ural Championship 2016 | 32 | 5450 |
| 2089 | Experienced coach | Ural Championship 2016 | 231 | 954 |
| 2090 | Crossroads of Destiny | Ural FU Personal Contest 2014 | 36 | 4952 |
| 2091 | Natural Selection | Ural FU Personal Contest 2014 | 835 | 270 |
| 2092 | Bolero | Ural FU Personal Contest 2014 | 183 | 1180 |
| 2093 | All Roads Lead to Snowdrift | Ural FU Personal Contest 2014 | 156 | 1372 |
| 2094 | Thousand Imps | Ural FU Personal Contest 2014 | 33 | 5298 |
| 2095 | Scrum | Ural FU Personal Contest 2014 | 819 | 275 |
| 2096 | All Inclusive | Ural FU Personal Contest 2014 | 75 | 2680 |
| 2097 | Snowboarding on Spilnaya | Ural FU Personal Contest 2014 | 94 | 2190 |
| 2098 | Lada Priora | Ural FU Personal Contest 2014 | 697 | 322 |
| 2099 | Space Invader | Ural FU Personal Contest 2014 | 388 | 572 |
| 2100 | Wedding Dinner | Ural FU Junior Championship 2016 | 7539 | 29 |
| 2101 | Knight's Shield | Ural FU Junior Championship 2016 | 121 | 1676 |
| 2102 | Michael and Cryptography | Ural FU Junior Championship 2016 | 1491 | 146 |
| 2103 | Corporate Mail | Ural FU Junior Championship 2016 | 173 | 1200 |
| 2104 | Game with a Strip | Ural FU Junior Championship 2016 | 581 | 372 |
| 2105 | Alice and Bob are on Bikes | Ural FU Junior Championship 2016 | 1061 | 205 |
| 2106 | Deserialization | Ural FU Junior Championship 2016 | 196 | 1066 |
| 2107 | Oppa Funcan Style | Ural FU Junior Championship 2016 | 137 | 1494 |
| 2108 | Oleg and Little Ponies | Ural FU Junior Championship 2016 | 471 | 457 |
| 2109 | Tourism on Mars | Ural FU Junior Championship 2016 | 404 | 530 |
| 2110 | Remove or Maximize | Ural FU Junior Championship 2016 | 206 | 1017 |
| 2111 | Plato | University-Academy Olympiad 2019 | 2278 | 73 |
| 2112 | Battle log | University-Academy Olympiad 2019 | 199 | 801 |
| 2113 | Survive the flood | University-Academy Olympiad 2019 | 382 | 427 |
| 2114 | My craft | University-Academy Olympiad 2019 | 162 | 974 |
| 2115 | The Knowledge Day | University-Academy Olympiad 2019 | 726 | 228 |
| 2116 | He is not a knight for you | University-Academy Olympiad 2019 | 185 | 859 |
| 2117 | Polyphemus' triples | University-Academy Olympiad 2019 | 302 | 537 |
| 2118 | Cipher Message 4 | Petrozavodsk Summer 2018. umnik_team contest | 112 | 1356 |
| 2119 | Tree Hull | Petrozavodsk Summer 2018. umnik_team contest | 201 | 784 |
| 2120 | Tree Average Weight | Petrozavodsk Summer 2018. umnik_team contest | 81 | 1818 |
| 2121 | Intersection of Parabolas | Petrozavodsk Summer 2018. umnik_team contest | 220 | 719 |
| 2122 | Hamming | Petrozavodsk Summer 2018. umnik_team contest | 36 | 3597 |
| 2123 | Knapsack | Petrozavodsk Summer 2018. umnik_team contest | 152 | 1021 |
| 2124 | Algebra on Segment | Petrozavodsk Summer 2018. umnik_team contest | 116 | 1313 |
| 2125 | Continue the Sequence | Petrozavodsk Summer 2018. umnik_team contest | 47 | 2903 |
| 2126 | Partition into Teams | Petrozavodsk Summer 2018. umnik_team contest | 93 | 1607 |
| 2127 | Determinant of a Graph | Petrozavodsk Summer 2018. umnik_team contest | 40 | 3309 |
| 2128 | Rubina's Solitaire | Later is better than never | 153 | 988 |
| 2129 | Mortgage in Far Away Kingdom | Later is better than never | 162 | 936 |
| 2130 | Alice + Bob | Later is better than never | 161 | 942 |
| 2131 | Open Cup | Later is better than never | 23 | 4881 |
| 2132 | Graph Decomposition. Version 2 | Later is better than never | 101 | 1451 |
| 2133 | Terms of reference | Later is better than never | 73 | 1940 |
| 2134 | Stampman | Later is better than never | 87 | 1660 |
| 2135 | Pauline and commits | Later is better than never | 155 | 976 |
| 2136 | John vs Santa | Later is better than never | 62 | 2237 |
| 2137 | Dynamic string complexity | Later is better than never | 23 | 4880 |
| 2138 | The Good, the Bad and the Ugly | Ural School Programming Contest 2019 | 1383 | 112 |
| 2139 | Experiment with Juice | Ural School Programming Contest 2019 | 31 | 3811 |
| 2140 | BitMazeCraft | Ural School Programming Contest 2019 | 129 | 1124 |
| 2141 | Sasha Vilkin | Ural School Programming Contest 2019 | 611 | 252 |
| 2142 | Magic | Ural School Programming Contest 2019 | 1224 | 127 |
| 2143 | Victoria! | Ural School Programming Contest 2019 | 229 | 654 |
| 2144 | Cleaning the Room | Ural School Programming Contest 2019 | 700 | 220 |
| 2145 | Olympiad for Everyone | Ural School Programming Contest 2019 | 409 | 373 |
| 2146 | Quiz Show | Ural School Programming Contest 2019 | 239 | 628 |
| 2147 | City Building | Ural School Programming Contest 2019 | 79 | 1756 |
| 2148 | Insane Shot | Ural School Programming Contest 2019 | 310 | 488 |
| 2149 | Pigeonhole Principle | Ural School Programming Contest 2019 | 1043 | 148 |
| 2150 | 4B and Zoo | Ural School Programming Contest 2020 | 106 | 1124 |
| 2151 | Mahjong | Ural School Programming Contest 2020 | 144 | 847 |
| 2152 | Tax Fees | Ural School Programming Contest 2020 | 105 | 1134 |
| 2153 | Perfect Squad | Ural School Programming Contest 2020 | 131 | 925 |
| 2154 | Flight on a Cannonball | Ural School Programming Contest 2020 | 47 | 2288 |
| 2155 | Quadrocopter | Ural School Programming Contest 2020 | 126 | 959 |
| 2156 | Interesting Conversations | Ural School Programming Contest 2020 | 192 | 646 |
| 2157 | Skydiving | Ural School Programming Contest 2020 | 92 | 1278 |
| 2158 | Two progressions | Ural School Programming Contest 2021 | 36 | 1774 |
| 2159 | Essay | Ural School Programming Contest 2021 | 54 | 1277 |
| 2160 | Meta-statement | Ural School Programming Contest 2021 | 66 | 1075 |
| 2161 | Mount & Blade | Ural School Programming Contest 2021 | 102 | 730 |
| 2162 | Graphmania | Ural School Programming Contest 2021 | 66 | 1074 |
| 2163 | Interview | Ural School Programming Contest 2021 | 63 | 1118 |
| 2164 | Bookmaker | Ural School Programming Contest 2021 | 42 | 1572 |
| 2165 | Cake Cutter | Ural School Programming Contest 2021 | 40 | 1634 |
| 2166 | Two Roads | Ural School Programming Contest 2022 | 34 | 1856 |
| 2167 | Cipher Message 5 | Ural School Programming Contest 2022 | 157 | 489 |
| 2168 | Runes in the Field | Ural School Programming Contest 2022 | 17 | 3024 |
| 2169 | City Building 2 | Ural School Programming Contest 2022 | 37 | 1737 |
| 2170 | Experiment with Juice 2 | Ural School Programming Contest 2022 | 50 | 1361 |
| 2171 | Two Progressions 2 | Ural School Programming Contest 2022 | 48 | 1408 |
| 2172 | Meta-statement 2 | Ural School Programming Contest 2022 | 101 | 736 |
| 2173 | Meta-statement 3 | Ural School Programming Contest 2022 | 92 | 801 |
| 2174 | Dualism of Numbers | Ural School Programming Contest 2023 | 52 | 871 |
| 2175 | Staircase | Ural School Programming Contest 2023 | 42 | 1038 |
| 2176 | Wonderful Numbers | Ural School Programming Contest 2023 | 42 | 1038 |
| 2177 | Vadim and Sudoku: XV-Pairs | Ural School Programming Contest 2023 | 35 | 1199 |
| 2178 | Vadim and Sudoku: Renban | Ural School Programming Contest 2023 | 27 | 1458 |
| 2179 | Need More Roads | Ural School Programming Contest 2023 | 24 | 1586 |
| 2180 | Need More Tasks | Ural School Programming Contest 2023 | 32 | 1284 |
| 2181 | Student, or There and Back Again | Ural School Programming Contest 2023 | 34 | 1224 |
| 2182 | Broken Rum | Ural School Programming Contest 2024 | 73 | 650 |
| 2183 | Good Mood | Ural School Programming Contest 2024 | 69 | 683 |
| 2184 | Flint's Favorite Number | Ural School Programming Contest 2024 | 35 | 1199 |
| 2185 | Journey to the Treasure | Ural School Programming Contest 2024 | 16 | 2071 |
| 2186 | Hands Up! | Ural School Programming Contest 2024 | 18 | 1923 |
| 2187 | Need More Gold | Ural School Programming Contest 2024 | 28 | 1419 |
| 2188 | They are charging the cannon... WHY?! | Ural School Programming Contest 2024 | 21 | 1741 |
| 2189 | I Don't Like These Sailors! | Ural School Programming Contest 2024 | 39 | 1101 |
| 2190 | Match of the Millennium | ICPC Ural Regional Contest Qualifier 2022 | 40 | 1080 |
| 2191 | Piecewise Linear Functions | ICPC Ural Regional Contest Qualifier 2022 | 20 | 1795 |
| 2192 | My Grandfather | ICPC Ural Regional Contest Qualifier 2022 | 51 | 885 |
| 2193 | Old Barabarian Rap | ICPC Ural Regional Contest Qualifier 2022 | 28 | 1417 |
| 2194 | Snakes&Snakes | ICPC Ural Regional Contest Qualifier 2023 | 98 | 500 |
| 2195 | Binary Trees | ICPC Ural Regional Contest Qualifier 2023 | 24 | 1588 |
| 2196 | Apocalypse | ICPC Ural Regional Contest Qualifier 2023 | 23 | 1630 |
| 2197 | Work is not a wolf; a wolf is to walk | ICPC Ural Regional Contest Qualifier 2024 | 21 | 1742 |
| 2198 | Deep Understanding | ICPC Ural Regional Contest Qualifier 2024 | 34 | 1225 |
| 2199 | Company Question | ICPC Ural Regional Contest Qualifier 2024 | 37 | 1149 |
| 2200 | He is not a knight for you 2 | University-Academy Olympiad 2020 | 20 | 1130 |
| 2201 | Esports Tournament | University-Academy Olympiad 2020 | 18 | 1210 |
| 2202 | Gorodki and Robots | University-Academy Olympiad 2020 | 15 | 1356 |
| 2203 | Favorite Sandwiches | University-Academy Olympiad 2020 | 16 | 1303 |
| 2204 | Friends and Exams | University-Academy Olympiad 2022 | 42 | 652 |
| 2205 | Natural Numbers | University-Academy Olympiad 2022 | 30 | 848 |
| 2206 | Runes in the Field 2 | University-Academy Olympiad 2022 | 18 | 1210 |
| 2207 | Catansonnes | University-Academy Olympiad 2022 | 15 | 1355 |
| 2208 | Two Gifts | University-Academy Olympiad 2023 | 23 | 1026 |
| 2209 | Stern-Brocot Tree | University-Academy Olympiad 2023 | 40 | 678 |
| 2210 | Tycoon Simulator | University-Academy Olympiad 2023 | 17 | 1252 |
| 2211 | Integer Triangles | University-Academy Olympiad 2023 | 16 | 1303 |
| 2212 | Prefossum | University-Academy Olympiad 2024 | 20 | 1128 |
| 2213 | A Small Fix | University-Academy Olympiad 2024 | 14 | 1410 |
| 2214 | Quality Emitter | University-Academy Olympiad 2024 | 14 | 1410 |
| 2215 | Global Changes | University-Academy Olympiad 2024 | 14 | 1410 |
| 2216 | Big Elevator | ICPC Ural Regional Contest Qualifier 2025 | 42 | 652 |
| 2217 | Binary Sort | ICPC Ural Regional Contest Qualifier 2025 | 49 | 575 |
| 2218 | Prorun | ICPC Ural Regional Contest Qualifier 2025 | 24 | 997 |
| 2219 | Philosophical Question | ICPC Ural Regional Contest Qualifier 2025 | 26 | 940 |
| 2220 | Reciprocal of GCD | ICPC Ural Regional Contest Qualifier 2025 | 37 | 721 |
| 2221 | Convex Hull Treap | ICPC Ural Regional Contest Qualifier 2025 | 18 | 1208 |
| 2222 | Cavalry Battle Advanced | ICPC Ural Regional Contest Qualifier 2025 | 17 | 1252 |
| 2223 | So Much Found on the Road... | Ural Championship 2025 | 23 | 1026 |
| 2224 | Competition in the “Parkour” Civilization | Ural Championship 2025 | 24 | 997 |
| 2225 | Nails in the House | Ural Championship 2025 | 64 | 458 |
| 2226 | County of Squirrels | Ural Championship 2025 | 32 | 806 |
| 2227 | Geometry Contest | | 17 | 1255 |
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