| ENG RUS | Timus Online Judge |
Problem set. Volume 1
| ID | Title | Source | Authors | Difficulty | |||
|---|---|---|---|---|---|---|---|
| 1000 | A+B Problem | 104076 | 16 | ||||
| 1001 | Reverse Root | 32631 | 14 | ||||
| 1002 | Phone Numbers | Central European Olympiad in Informatics 1999 | 6815 | 223 | |||
| 1003 | Parity | Central European Olympiad in Informatics 1999 | 3960 | 385 | |||
| 1004 | Sightseeing Trip | Central European Olympiad in Informatics 1999 | 2629 | 578 | |||
| 1005 | Stone Pile | USU Championship 1997 | 19418 | 79 | |||
| 1006 | Square Frames | USU Championship 1997 | 1565 | 968 | |||
| 1007 | Code Words | USU Championship 1997 | 3835 | 397 | |||
| 1008 | Image Encoding | USTU PhysTech Cup 2000 | 4231 | 359 | |||
| 1009 | K-based Numbers | USU Championship 1997 | 16265 | 94 | |||
| 1010 | Discrete Function | USTU PhysTech Cup 2000 | 5304 | 287 | |||
| 1011 | Conductors | USU Championship 1997 | 6219 | 245 | |||
| 1012 | K-based Numbers. Version 2 | 8587 | 177 | ||||
| 1013 | K-based Numbers. Version 3 | 1257 | 192 | ||||
| 1014 | Product of Digits | USU Local Contest. 1999 | 16248 | 93 | |||
| 1015 | Test the Difference! | USU Local Contest. 1999 | 3390 | 447 | |||
| 1016 | Cube on the Walk | USU Local Contest. 1999 | 1870 | 808 | |||
| 1017 | Staircases | USU Local Contest. 1999 | 9751 | 156 | |||
| 1018 | Binary Apple Tree | USU Local Contest. 1999 | 5487 | 276 | |||
| 1019 | Line Painting | USU Local Contest. 1999 | 3306 | 458 | |||
| 1020 | Rope | Autumn School Contest 2000 | 15348 | 99 | |||
| 1021 | Sacrament of the Sum | Autumn School Contest 2000 | 10397 | 146 | |||
| 1022 | Genealogical Tree | Autumn School Contest 2000 | 10844 | 140 | |||
| 1023 | Buttons | Autumn School Contest 2000 | 7124 | 213 | |||
| 1024 | Permutations | Autumn School Contest 2000 | 4816 | 314 | |||
| 1025 | Democracy in Danger | Autumn School Contest 2000 | 22798 | 67 | |||
| 1026 | Questions and Answers | Autumn School Contest 2000 | 9740 | 156 | |||
| 1027 | D++ Again | Autumn School Contest 2000 | 2425 | 623 | |||
| 1028 | Stars | Ural Championship 1999 | 5754 | 263 | |||
| 1029 | Ministry | Ural Championship 1999 | 3765 | 349 | |||
| 1030 | Titanic | Ural Championship 1999 | 1714 | 878 | |||
| 1031 | Railway Tickets | Ural Championship 1999 | 3955 | 382 | |||
| 1032 | Find a Multiple | Ural Championship 1999 | 4410 | 298 | |||
| 1033 | Labyrinth | Ural Championship 1999 | 6491 | 233 | |||
| 1034 | Queens in Peaceful Positions | Ural Championship 1999 | 1886 | 798 | |||
| 1035 | Cross-stitch | Ural Championship 1999 | 1120 | 1336 | |||
| 1036 | Lucky Tickets | 5026 | 300 | ||||
| 1037 | Memory Management | USU Championship 2000 | 1273 | 1169 | |||
| 1038 | Spell Checker | USU Championship 2000 | 3126 | 478 | |||
| 1039 | Anniversary Party | USU Championship 2000 | 3924 | 381 | |||
| 1040 | Airline Company | USU Championship 2000 | 1499 | 993 | |||
| 1041 | Nikifor | USU Championship 2000 | 294 | 4931 | |||
| 1042 | Central Heating | USU Championship 2000 | 1852 | 805 | |||
| 1043 | Cover an Arc | USU Championship 2000 | 915 | 1621 | |||
| 1044 | Lucky Tickets. Easy! | USU Championship 2000 | 12440 | 120 | |||
| 1045 | Funny Game | USU Local Contest. March 2000 | 2872 | 514 | |||
| 1046 | Geometrical Dreams | USU Local Contest. March 2000 | 784 | 1865 | |||
| 1047 | Simple Calculations | USU Local Contest. March 2000 | 4998 | 296 | |||
| 1048 | Superlong Sums | USU Local Contest. March 2000 | 7468 | 198 | |||
| 1049 | Brave Balloonists | USU Local Contest. March 2000 | 6016 | 246 | |||
| 1050 | Preparing an Article | USU Local Contest. March 2000 | 1030 | 1424 | |||
| 1051 | Simple Game on a Grid | USU Local Contest. March 2000 | 2829 | 522 | |||
| 1052 | Rabbit Hunt | USU Local Contest. March 2000 | 6331 | 234 | |||
| 1053 | Pinocchio | NEERC 2000 Central Subregional | 4400 | 335 | |||
| 1054 | Tower of Hanoi | NEERC 2000 Central Subregional | 2311 | 637 | |||
| 1055 | Combinations | NEERC 2000 Central Subregional | 3568 | 413 | |||
| 1056 | Centers of the Net | NEERC 2000 Central Subregional | 2704 | 545 | |||
| 1057 | Amount of Degrees | NEERC 2000 Central Subregional | 2083 | 706 | |||
| 1058 | Chocolate | NEERC 2000 Central Subregional | 519 | 2788 | |||
| 1059 | Expression | NEERC 2000 Central Subregional | 2214 | 665 | |||
| 1060 | Flip Game | NEERC 2000 | 3794 | 368 | |||
| 1061 | Buffer Manager | NEERC 2000 | 2129 | 654 | |||
| 1062 | Triathlon | NEERC 2000 | 766 | 1802 | |||
| 1063 | Domino Puzzle | NEERC 2000 | 627 | 2195 | |||
| 1064 | Binary Search | NEERC 2000 | 2164 | 644 | |||
| 1065 | Frontier | NEERC 2000 | 997 | 1390 | |||
| 1066 | Garland | NEERC 2000 | 2451 | 568 | |||
| 1067 | Disk Tree | NEERC 2000 | 3801 | 367 | |||
| 1068 | Sum | 38255 | 37 | ||||
| 1069 | Prufer Code | USU Personal Contest 2001 | 2634 | 514 | |||
| 1070 | Local Time | USU Personal Contest 2001 | 2079 | 651 | |||
| 1071 | Nikifor 2 | USU Personal Contest 2001 | 2200 | 615 | |||
| 1072 | Routing | USU Personal Contest 2001 | 2744 | 494 | |||
| 1073 | Square Country | USU Personal Contest 2001 | 9633 | 141 | |||
| 1074 | Very Short Problem | USU Personal Contest 2001 | 634 | 2112 | |||
| 1075 | Thread in a Space | USU Personal Contest 2001 | 662 | 2024 | |||
| 1076 | Trash | 1914 | 703 | ||||
| 1077 | Travelling Tours | 1229 | 395 | ||||
| 1078 | Segments | Winter Mathematical Festival Varna 2001 | 3849 | 349 | |||
| 1079 | Maximum | Winter Mathematical Festival Varna 2001 | 12232 | 110 | |||
| 1080 | Map Coloring | Winter Mathematical Festival Varna 2001 | 6996 | 192 | |||
| 1081 | Binary Lexicographic Sequence | Winter Mathematical Festival Varna 2001 | 5077 | 264 | |||
| 1082 | Gaby Ivanushka | Spring School Contest 2001 | 10800 | 123 | |||
| 1083 | Factorials!!! | Spring School Contest 2001 | 19839 | 67 | |||
| 1084 | Goat in the Garden | Spring School Contest 2001 | 8941 | 149 | |||
| 1085 | Meeting | Spring School Contest 2001 | 2154 | 616 | |||
| 1086 | Cryptography | Spring School Contest 2001 | 12633 | 105 | |||
| 1087 | The Time to Take Stones | Spring School Contest 2001 | 4900 | 272 | |||
| 1088 | Ilya Murometz | Spring School Contest 2001 | 1807 | 734 | |||
| 1089 | Verification with the Dictionary | Spring School Contest 2001 | 1594 | 832 | |||
| 1090 | In the Army Now | USU Local Contest. March 2001 | 3512 | 360 | |||
| 1091 | Tmutarakan Exams | USU Local Contest. March 2001 | 2429 | 520 | |||
| 1092 | Transversal | USU Local Contest. March 2001 | 543 | 2292 | |||
| 1093 | Darts | USU Local Contest. March 2001 | 636 | 1962 | |||
| 1094 | E-screen | USU Local Contest. March 2001 | 2786 | 453 | |||
| 1095 | Nikifor 3 | USU Local Contest. March 2001 | 2217 | 569 | |||
| 1096 | Get the Right Route Plate! | USU Local Contest. March 2001 | 1802 | 699 | |||
| 1097 | Square Country 2 | USU Local Contest. March 2001 | 925 | 1355 | |||
| 1098 | Questions | 2212 | 545 | ||||
| 1099 | Work Scheduling | 995 | 1141 | ||||