| ENG RUS | Timus Online Judge |
Problem set. Volume 1
| ID | Title | Source | Authors | Difficulty | |||
|---|---|---|---|---|---|---|---|
| 1000 | A+B Problem | 89412 | 16 | ||||
| 1001 | Reverse Root | 27025 | 15 | ||||
| 1002 | Phone Numbers | Central European Olympiad in Informatics 1999 | 6299 | 216 | |||
| 1003 | Parity | Central European Olympiad in Informatics 1999 | 3551 | 384 | |||
| 1004 | Sightseeing Trip | Central European Olympiad in Informatics 1999 | 2415 | 563 | |||
| 1005 | Stone Pile | USU Championship 1997 | 15509 | 88 | |||
| 1006 | Square Frames | USU Championship 1997 | 1484 | 913 | |||
| 1007 | Code Words | USU Championship 1997 | 3577 | 380 | |||
| 1008 | Image Encoding | USTU PhysTech Cup 2000 | 3987 | 341 | |||
| 1009 | K-based Numbers | USU Championship 1997 | 14371 | 95 | |||
| 1010 | Discrete Function | USTU PhysTech Cup 2000 | 5024 | 271 | |||
| 1011 | Conductors | USU Championship 1997 | 5818 | 234 | |||
| 1012 | K-based Numbers. Version 2 | 7889 | 172 | ||||
| 1013 | K-based Numbers. Version 3 | 824 | 202 | ||||
| 1014 | Product of Digits | USU Local Contest. 1999 | 13598 | 100 | |||
| 1015 | Test the Difference! | USU Local Contest. 1999 | 3197 | 424 | |||
| 1016 | Cube on the Walk | USU Local Contest. 1999 | 1743 | 776 | |||
| 1017 | Staircases | USU Local Contest. 1999 | 8723 | 156 | |||
| 1018 | Binary Apple Tree | USU Local Contest. 1999 | 4684 | 290 | |||
| 1019 | Line Painting | USU Local Contest. 1999 | 3054 | 444 | |||
| 1020 | Rope | Autumn School Contest 2000 | 13223 | 103 | |||
| 1021 | Sacrament of the Sum | Autumn School Contest 2000 | 9586 | 142 | |||
| 1022 | Genealogical Tree | Autumn School Contest 2000 | 9899 | 137 | |||
| 1023 | Buttons | Autumn School Contest 2000 | 6637 | 204 | |||
| 1024 | Permutations | Autumn School Contest 2000 | 4501 | 301 | |||
| 1025 | Democracy in Danger | Autumn School Contest 2000 | 19973 | 68 | |||
| 1026 | Questions and Answers | Autumn School Contest 2000 | 9271 | 146 | |||
| 1027 | D++ Again | Autumn School Contest 2000 | 2325 | 582 | |||
| 1028 | Stars | Ural Championship 1999 | 5083 | 266 | |||
| 1029 | Ministry | Ural Championship 1999 | 3488 | 337 | |||
| 1030 | Titanic | Ural Championship 1999 | 1605 | 839 | |||
| 1031 | Railway Tickets | Ural Championship 1999 | 3691 | 366 | |||
| 1032 | Find a Multiple | Ural Championship 1999 | 3939 | 299 | |||
| 1033 | Labyrinth | Ural Championship 1999 | 5906 | 229 | |||
| 1034 | Queens in Peaceful Positions | Ural Championship 1999 | 1762 | 764 | |||
| 1035 | Cross-stitch | Ural Championship 1999 | 1019 | 1313 | |||
| 1036 | Lucky Tickets | 4531 | 298 | ||||
| 1037 | Memory Management | USU Championship 2000 | 1764 | 757 | |||
| 1038 | Spell Checker | USU Championship 2000 | 2973 | 450 | |||
| 1039 | Anniversary Party | USU Championship 2000 | 3540 | 378 | |||
| 1040 | Airline Company | USU Championship 2000 | 1350 | 987 | |||
| 1041 | Nikifor | USU Championship 2000 | 629 | 2100 | |||
| 1042 | Central Heating | USU Championship 2000 | 1653 | 807 | |||
| 1043 | Cover an Arc | USU Championship 2000 | 842 | 1575 | |||
| 1044 | Lucky Tickets. Easy! | USU Championship 2000 | 11239 | 119 | |||
| 1045 | Funny Game | USU Local Contest. March 2000 | 2582 | 512 | |||
| 1046 | Geometrical Dreams | USU Local Contest. March 2000 | 713 | 1834 | |||
| 1047 | Simple Calculations | USU Local Contest. March 2000 | 4452 | 297 | |||
| 1048 | Superlong Sums | USU Local Contest. March 2000 | 7001 | 189 | |||
| 1049 | Brave Balloonists | USU Local Contest. March 2000 | 5524 | 240 | |||
| 1050 | Preparing an Article | USU Local Contest. March 2000 | 963 | 1363 | |||
| 1051 | Simple Game on a Grid | USU Local Contest. March 2000 | 2701 | 489 | |||
| 1052 | Rabbit Hunt | USU Local Contest. March 2000 | 5863 | 226 | |||
| 1053 | Pinocchio | NEERC 2000 Central Subregional | 4182 | 316 | |||
| 1054 | Hanoi Tower | NEERC 2000 Central Subregional | 2007 | 656 | |||
| 1055 | Combinations | NEERC 2000 Central Subregional | 3329 | 396 | |||
| 1056 | Computer Net | NEERC 2000 Central Subregional | 2480 | 531 | |||
| 1057 | Amount of Degrees | NEERC 2000 Central Subregional | 1859 | 708 | |||
| 1058 | Chocolate | NEERC 2000 Central Subregional | 446 | 2896 | |||
| 1059 | Expression | NEERC 2000 Central Subregional | 2096 | 628 | |||
| 1060 | Flip Game | NEERC 2000 | 3508 | 356 | |||
| 1061 | Buffer Manager | NEERC 2000 | 2045 | 610 | |||
| 1062 | Triathlon | NEERC 2000 | 688 | 1795 | |||
| 1063 | Domino Puzzle | NEERC 2000 | 577 | 2134 | |||
| 1064 | Binary Search | NEERC 2000 | 2050 | 609 | |||
| 1065 | Frontier | NEERC 2000 | 895 | 1385 | |||
| 1066 | Garland | NEERC 2000 | 2305 | 541 | |||
| 1067 | Disk Tree | NEERC 2000 | 2268 | 550 | |||
| 1068 | Sum | 32489 | 39 | ||||
| 1069 | Prufer Code | USU Personal Contest 2001 | 2321 | 523 | |||
| 1070 | Local Time | USU Personal Contest 2001 | 1945 | 623 | |||
| 1071 | Nikifor 2 | USU Personal Contest 2001 | 2019 | 601 | |||
| 1072 | Routing | USU Personal Contest 2001 | 2523 | 481 | |||
| 1073 | Square Country | USU Personal Contest 2001 | 7981 | 153 | |||
| 1074 | Very Short Problem | USU Personal Contest 2001 | 584 | 2052 | |||
| 1075 | Thread in a Space | USU Personal Contest 2001 | 562 | 2131 | |||
| 1076 | Trash | 1804 | 668 | ||||
| 1077 | Travelling Tours | 1068 | 408 | ||||
| 1078 | Segments | Winter Mathematical Festival Varna 2001 | 3221 | 373 | |||
| 1079 | Maximum | Winter Mathematical Festival Varna 2001 | 10894 | 111 | |||
| 1080 | Map Coloring | Winter Mathematical Festival Varna 2001 | 4851 | 248 | |||
| 1081 | Binary Lexicographic Sequence | Winter Mathematical Festival Varna 2001 | 4686 | 257 | |||
| 1082 | Gaby Ivanushka | Spring School Contest 2001 | 10094 | 118 | |||
| 1083 | Factorials!!! | Spring School Contest 2001 | 17158 | 70 | |||
| 1084 | Goat in the Garden | Spring School Contest 2001 | 8161 | 146 | |||
| 1085 | Meeting | Spring School Contest 2001 | 2009 | 592 | |||
| 1086 | Cryptography | Spring School Contest 2001 | 10875 | 110 | |||
| 1087 | The Time to Take Stones | Spring School Contest 2001 | 4306 | 277 | |||
| 1088 | Ilya Murometz | Spring School Contest 2001 | 1677 | 709 | |||
| 1089 | Verification with a Vocabulary | Spring School Contest 2001 | 2629 | 453 | |||
| 1090 | In the Army Now | USU Local Contest. March 2001 | 3177 | 356 | |||
| 1091 | Tmutarakan Exams | USU Local Contest. March 2001 | 2261 | 500 | |||
| 1092 | Transversal | USU Local Contest. March 2001 | 494 | 2254 | |||
| 1093 | Darts | USU Local Contest. March 2001 | 581 | 1922 | |||
| 1094 | E-screen | USU Local Contest. March 2001 | 2636 | 429 | |||
| 1095 | Nikifor 3 | USU Local Contest. March 2001 | 2053 | 551 | |||
| 1096 | Get the Right Route Plate! | USU Local Contest. March 2001 | 1640 | 689 | |||
| 1097 | Square Country 2 | USU Local Contest. March 2001 | 805 | 1394 | |||
| 1098 | Questions | 2074 | 521 | ||||
| 1099 | Work Scheduling | 868 | 1171 | ||||