| ENG RUS | Timus Online Judge |
Problem set. Volume 1
| ID | Title | Source | Authors | Difficulty | |||
|---|---|---|---|---|---|---|---|
| 1000 | A+B Problem | 93694 | 16 | ||||
| 1001 | Reverse Root | 28679 | 15 | ||||
| 1002 | Phone Numbers | Central European Olympiad in Informatics 1999 | 6459 | 218 | |||
| 1003 | Parity | Central European Olympiad in Informatics 1999 | 3705 | 380 | |||
| 1004 | Sightseeing Trip | Central European Olympiad in Informatics 1999 | 2495 | 563 | |||
| 1005 | Stone Pile | USU Championship 1997 | 16255 | 87 | |||
| 1006 | Square Frames | USU Championship 1997 | 1513 | 925 | |||
| 1007 | Code Words | USU Championship 1997 | 3690 | 381 | |||
| 1008 | Image Encoding | USTU PhysTech Cup 2000 | 4060 | 346 | |||
| 1009 | K-based Numbers | USU Championship 1997 | 14969 | 94 | |||
| 1010 | Discrete Function | USTU PhysTech Cup 2000 | 5111 | 275 | |||
| 1011 | Conductors | USU Championship 1997 | 5949 | 236 | |||
| 1012 | K-based Numbers. Version 2 | 8119 | 173 | ||||
| 1013 | K-based Numbers. Version 3 | 997 | 188 | ||||
| 1014 | Product of Digits | USU Local Contest. 1999 | 14324 | 98 | |||
| 1015 | Test the Difference! | USU Local Contest. 1999 | 3281 | 427 | |||
| 1016 | Cube on the Walk | USU Local Contest. 1999 | 1803 | 774 | |||
| 1017 | Staircases | USU Local Contest. 1999 | 9085 | 154 | |||
| 1018 | Binary Apple Tree | USU Local Contest. 1999 | 4870 | 288 | |||
| 1019 | Line Painting | USU Local Contest. 1999 | 3185 | 440 | |||
| 1020 | Rope | Autumn School Contest 2000 | 14051 | 100 | |||
| 1021 | Sacrament of the Sum | Autumn School Contest 2000 | 9851 | 142 | |||
| 1022 | Genealogical Tree | Autumn School Contest 2000 | 10177 | 138 | |||
| 1023 | Buttons | Autumn School Contest 2000 | 6832 | 205 | |||
| 1024 | Permutations | Autumn School Contest 2000 | 4612 | 303 | |||
| 1025 | Democracy in Danger | Autumn School Contest 2000 | 20793 | 67 | |||
| 1026 | Questions and Answers | Autumn School Contest 2000 | 8975 | 156 | |||
| 1027 | D++ Again | Autumn School Contest 2000 | 2384 | 586 | |||
| 1028 | Stars | Ural Championship 1999 | 5377 | 260 | |||
| 1029 | Ministry | Ural Championship 1999 | 3579 | 339 | |||
| 1030 | Titanic | Ural Championship 1999 | 1661 | 837 | |||
| 1031 | Railway Tickets | Ural Championship 1999 | 3776 | 369 | |||
| 1032 | Find a Multiple | Ural Championship 1999 | 4098 | 296 | |||
| 1033 | Labyrinth | Ural Championship 1999 | 6090 | 229 | |||
| 1034 | Queens in Peaceful Positions | Ural Championship 1999 | 1834 | 758 | |||
| 1035 | Cross-stitch | Ural Championship 1999 | 1052 | 1314 | |||
| 1036 | Lucky Tickets | 4705 | 296 | ||||
| 1037 | Memory Management | USU Championship 2000 | 1194 | 1151 | |||
| 1038 | Spell Checker | USU Championship 2000 | 3028 | 456 | |||
| 1039 | Anniversary Party | USU Championship 2000 | 3680 | 375 | |||
| 1040 | Airline Company | USU Championship 2000 | 1414 | 973 | |||
| 1041 | Nikifor | USU Championship 2000 | 646 | 2112 | |||
| 1042 | Central Heating | USU Championship 2000 | 1730 | 796 | |||
| 1043 | Cover an Arc | USU Championship 2000 | 866 | 1581 | |||
| 1044 | Lucky Tickets. Easy! | USU Championship 2000 | 11589 | 119 | |||
| 1045 | Funny Game | USU Local Contest. March 2000 | 2701 | 505 | |||
| 1046 | Geometrical Dreams | USU Local Contest. March 2000 | 744 | 1815 | |||
| 1047 | Simple Calculations | USU Local Contest. March 2000 | 4528 | 302 | |||
| 1048 | Superlong Sums | USU Local Contest. March 2000 | 7148 | 191 | |||
| 1049 | Brave Balloonists | USU Local Contest. March 2000 | 5715 | 239 | |||
| 1050 | Preparing an Article | USU Local Contest. March 2000 | 996 | 1360 | |||
| 1051 | Simple Game on a Grid | USU Local Contest. March 2000 | 2744 | 497 | |||
| 1052 | Rabbit Hunt | USU Local Contest. March 2000 | 6053 | 226 | |||
| 1053 | Pinocchio | NEERC 2000 Central Subregional | 4279 | 318 | |||
| 1054 | Hanoi Tower | NEERC 2000 Central Subregional | 2093 | 649 | |||
| 1055 | Combinations | NEERC 2000 Central Subregional | 3424 | 398 | |||
| 1056 | Computer Net | NEERC 2000 Central Subregional | 2573 | 529 | |||
| 1057 | Amount of Degrees | NEERC 2000 Central Subregional | 1947 | 698 | |||
| 1058 | Chocolate | NEERC 2000 Central Subregional | 471 | 2833 | |||
| 1059 | Expression | NEERC 2000 Central Subregional | 2140 | 635 | |||
| 1060 | Flip Game | NEERC 2000 | 3642 | 354 | |||
| 1061 | Buffer Manager | NEERC 2000 | 2077 | 620 | |||
| 1062 | Triathlon | NEERC 2000 | 707 | 1803 | |||
| 1063 | Domino Puzzle | NEERC 2000 | 595 | 2136 | |||
| 1064 | Binary Search | NEERC 2000 | 2088 | 617 | |||
| 1065 | Frontier | NEERC 2000 | 937 | 1366 | |||
| 1066 | Garland | NEERC 2000 | 2347 | 549 | |||
| 1067 | Disk Tree | NEERC 2000 | 2454 | 525 | |||
| 1068 | Sum | 34229 | 38 | ||||
| 1069 | Prufer Code | USU Personal Contest 2001 | 2437 | 514 | |||
| 1070 | Local Time | USU Personal Contest 2001 | 1988 | 629 | |||
| 1071 | Nikifor 2 | USU Personal Contest 2001 | 2107 | 594 | |||
| 1072 | Routing | USU Personal Contest 2001 | 2591 | 483 | |||
| 1073 | Square Country | USU Personal Contest 2001 | 8403 | 149 | |||
| 1074 | Very Short Problem | USU Personal Contest 2001 | 601 | 2058 | |||
| 1075 | Thread in a Space | USU Personal Contest 2001 | 608 | 2035 | |||
| 1076 | Trash | 1845 | 674 | ||||
| 1077 | Travelling Tours | 1126 | 399 | ||||
| 1078 | Segments | Winter Mathematical Festival Varna 2001 | 3345 | 371 | |||
| 1079 | Maximum | Winter Mathematical Festival Varna 2001 | 11381 | 109 | |||
| 1080 | Map Coloring | Winter Mathematical Festival Varna 2001 | 5147 | 241 | |||
| 1081 | Binary Lexicographic Sequence | Winter Mathematical Festival Varna 2001 | 4827 | 257 | |||
| 1082 | Gaby Ivanushka | Spring School Contest 2001 | 10314 | 119 | |||
| 1083 | Factorials!!! | Spring School Contest 2001 | 18082 | 68 | |||
| 1084 | Goat in the Garden | Spring School Contest 2001 | 8402 | 147 | |||
| 1085 | Meeting | Spring School Contest 2001 | 2059 | 596 | |||
| 1086 | Cryptography | Spring School Contest 2001 | 11436 | 108 | |||
| 1087 | The Time to Take Stones | Spring School Contest 2001 | 4445 | 277 | |||
| 1088 | Ilya Murometz | Spring School Contest 2001 | 1753 | 700 | |||
| 1089 | Verification with a Vocabulary | Spring School Contest 2001 | 2681 | 458 | |||
| 1090 | In the Army Now | USU Local Contest. March 2001 | 3363 | 348 | |||
| 1091 | Tmutarakan Exams | USU Local Contest. March 2001 | 2280 | 512 | |||
| 1092 | Transversal | USU Local Contest. March 2001 | 519 | 2216 | |||
| 1093 | Darts | USU Local Contest. March 2001 | 597 | 1931 | |||
| 1094 | E-screen | USU Local Contest. March 2001 | 2689 | 434 | |||
| 1095 | Nikifor 3 | USU Local Contest. March 2001 | 2106 | 554 | |||
| 1096 | Get the Right Route Plate! | USU Local Contest. March 2001 | 1718 | 678 | |||
| 1097 | Square Country 2 | USU Local Contest. March 2001 | 855 | 1355 | |||
| 1098 | Questions | 2117 | 527 | ||||
| 1099 | Work Scheduling | 912 | 1150 | ||||