| ENG RUS | Timus Online Judge |
Problem set. Volume 1
| ID | Title | Source | Authors | Difficulty | |||
|---|---|---|---|---|---|---|---|
| 1000 | A+B Problem | 106468 | 16 | ||||
| 1001 | Reverse Root | 33593 | 14 | ||||
| 1002 | Phone Numbers | Central European Olympiad in Informatics 1999 | 6941 | 225 | |||
| 1003 | Parity | Central European Olympiad in Informatics 1999 | 4050 | 386 | |||
| 1004 | Sightseeing Trip | Central European Olympiad in Informatics 1999 | 2684 | 581 | |||
| 1005 | Stone Pile | USU Championship 1997 | 20001 | 78 | |||
| 1006 | Square Frames | USU Championship 1997 | 1579 | 984 | |||
| 1007 | Code Words | USU Championship 1997 | 3875 | 403 | |||
| 1008 | Image Encoding | USTU PhysTech Cup 2000 | 4265 | 366 | |||
| 1009 | K-based Numbers | USU Championship 1997 | 16574 | 94 | |||
| 1010 | Discrete Function | USTU PhysTech Cup 2000 | 5346 | 292 | |||
| 1011 | Conductors | USU Championship 1997 | 6334 | 246 | |||
| 1012 | K-based Numbers. Version 2 | 8698 | 179 | ||||
| 1013 | K-based Numbers. Version 3 | 1325 | 196 | ||||
| 1014 | Product of Digits | USU Local Contest. 1999 | 16592 | 94 | |||
| 1015 | Test the Difference! | USU Local Contest. 1999 | 3425 | 454 | |||
| 1016 | Cube on the Walk | USU Local Contest. 1999 | 1889 | 821 | |||
| 1017 | Staircases | USU Local Contest. 1999 | 9920 | 157 | |||
| 1018 | Binary Apple Tree | USU Local Contest. 1999 | 5568 | 279 | |||
| 1019 | Line Painting | USU Local Contest. 1999 | 3362 | 462 | |||
| 1020 | Rope | Autumn School Contest 2000 | 15643 | 100 | |||
| 1021 | Sacrament of the Sum | Autumn School Contest 2000 | 10539 | 148 | |||
| 1022 | Genealogical Tree | Autumn School Contest 2000 | 10998 | 141 | |||
| 1023 | Buttons | Autumn School Contest 2000 | 7204 | 216 | |||
| 1024 | Permutations | Autumn School Contest 2000 | 4867 | 319 | |||
| 1025 | Democracy in Danger | Autumn School Contest 2000 | 23245 | 67 | |||
| 1026 | Questions and Answers | Autumn School Contest 2000 | 9887 | 157 | |||
| 1027 | D++ Again | Autumn School Contest 2000 | 2445 | 634 | |||
| 1028 | Stars | Ural Championship 1999 | 5888 | 263 | |||
| 1029 | Ministry | Ural Championship 1999 | 3809 | 354 | |||
| 1030 | Titanic | Ural Championship 1999 | 1723 | 896 | |||
| 1031 | Railway Tickets | Ural Championship 1999 | 3989 | 388 | |||
| 1032 | Find a Multiple | Ural Championship 1999 | 4484 | 301 | |||
| 1033 | Labyrinth | Ural Championship 1999 | 6565 | 236 | |||
| 1034 | Queens in Peaceful Positions | Ural Championship 1999 | 1902 | 812 | |||
| 1035 | Cross-stitch | Ural Championship 1999 | 1123 | 1367 | |||
| 1036 | Lucky Tickets | 5098 | 304 | ||||
| 1037 | Memory Management | USU Championship 2000 | 1298 | 1176 | |||
| 1038 | Spell Checker | USU Championship 2000 | 3157 | 486 | |||
| 1039 | Anniversary Party | USU Championship 2000 | 3990 | 384 | |||
| 1040 | Airline Company | USU Championship 2000 | 1526 | 1001 | |||
| 1041 | Nikifor | USU Championship 2000 | 309 | 4821 | |||
| 1042 | Central Heating | USU Championship 2000 | 1892 | 809 | |||
| 1043 | Cover an Arc | USU Championship 2000 | 927 | 1641 | |||
| 1044 | Lucky Tickets. Easy! | USU Championship 2000 | 12612 | 122 | |||
| 1045 | Funny Game | USU Local Contest. March 2000 | 2907 | 521 | |||
| 1046 | Geometrical Dreams | USU Local Contest. March 2000 | 795 | 1887 | |||
| 1047 | Simple Calculations | USU Local Contest. March 2000 | 5024 | 302 | |||
| 1048 | Superlong Sums | USU Local Contest. March 2000 | 7568 | 200 | |||
| 1049 | Brave Balloonists | USU Local Contest. March 2000 | 6106 | 249 | |||
| 1050 | Preparing an Article | USU Local Contest. March 2000 | 1045 | 1440 | |||
| 1051 | Simple Game on a Grid | USU Local Contest. March 2000 | 2852 | 531 | |||
| 1052 | Rabbit Hunt | USU Local Contest. March 2000 | 6398 | 237 | |||
| 1053 | Pinocchio | NEERC 2000 Central Subregional | 4433 | 341 | |||
| 1054 | Tower of Hanoi | NEERC 2000 Central Subregional | 2358 | 640 | |||
| 1055 | Combinations | NEERC 2000 Central Subregional | 3596 | 420 | |||
| 1056 | Centers of the Net | NEERC 2000 Central Subregional | 2746 | 550 | |||
| 1057 | Amount of Degrees | NEERC 2000 Central Subregional | 2109 | 716 | |||
| 1058 | Chocolate | NEERC 2000 Central Subregional | 528 | 2812 | |||
| 1059 | Expression | NEERC 2000 Central Subregional | 2231 | 677 | |||
| 1060 | Flip Game | NEERC 2000 | 3833 | 374 | |||
| 1061 | Buffer Manager | NEERC 2000 | 2147 | 666 | |||
| 1062 | Triathlon | NEERC 2000 | 771 | 1837 | |||
| 1063 | Domino Puzzle | NEERC 2000 | 637 | 2216 | |||
| 1064 | Binary Search | NEERC 2000 | 2183 | 655 | |||
| 1065 | Frontier | NEERC 2000 | 1009 | 1409 | |||
| 1066 | Garland | NEERC 2000 | 2476 | 577 | |||
| 1067 | Disk Tree | NEERC 2000 | 3946 | 363 | |||
| 1068 | Sum | 39255 | 37 | ||||
| 1069 | Prufer Code | USU Personal Contest 2001 | 2689 | 517 | |||
| 1070 | Local Time | USU Personal Contest 2001 | 2105 | 660 | |||
| 1071 | Nikifor 2 | USU Personal Contest 2001 | 2227 | 624 | |||
| 1072 | Routing | USU Personal Contest 2001 | 2767 | 502 | |||
| 1073 | Square Country | USU Personal Contest 2001 | 9893 | 141 | |||
| 1074 | Very Short Problem | USU Personal Contest 2001 | 649 | 2117 | |||
| 1075 | Thread in a Space | USU Personal Contest 2001 | 683 | 2013 | |||
| 1076 | Trash | 1941 | 711 | ||||
| 1077 | Travelling Tours | 1257 | 396 | ||||
| 1078 | Segments | Winter Mathematical Festival Varna 2001 | 3891 | 354 | |||
| 1079 | Maximum | Winter Mathematical Festival Varna 2001 | 12414 | 111 | |||
| 1080 | Map Coloring | Winter Mathematical Festival Varna 2001 | 7257 | 190 | |||
| 1081 | Binary Lexicographic Sequence | Winter Mathematical Festival Varna 2001 | 5128 | 269 | |||
| 1082 | Gaby Ivanushka | Spring School Contest 2001 | 10887 | 126 | |||
| 1083 | Factorials!!! | Spring School Contest 2001 | 20168 | 68 | |||
| 1084 | Goat in the Garden | Spring School Contest 2001 | 9141 | 149 | |||
| 1085 | Meeting | Spring School Contest 2001 | 2178 | 625 | |||
| 1086 | Cryptography | Spring School Contest 2001 | 12860 | 106 | |||
| 1087 | The Time to Take Stones | Spring School Contest 2001 | 4952 | 276 | |||
| 1088 | Ilya Murometz | Spring School Contest 2001 | 1824 | 746 | |||
| 1089 | Verification with the Dictionary | Spring School Contest 2001 | 1621 | 839 | |||
| 1090 | In the Army Now | USU Local Contest. March 2001 | 3555 | 365 | |||
| 1091 | Tmutarakan Exams | USU Local Contest. March 2001 | 2464 | 525 | |||
| 1092 | Transversal | USU Local Contest. March 2001 | 549 | 2325 | |||
| 1093 | Darts | USU Local Contest. March 2001 | 641 | 1997 | |||
| 1094 | E-screen | USU Local Contest. March 2001 | 2817 | 460 | |||
| 1095 | Nikifor 3 | USU Local Contest. March 2001 | 2241 | 577 | |||
| 1096 | Get the Right Route Plate! | USU Local Contest. March 2001 | 1823 | 709 | |||
| 1097 | Square Country 2 | USU Local Contest. March 2001 | 943 | 1364 | |||
| 1098 | Questions | 2235 | 553 | ||||
| 1099 | Work Scheduling | 1011 | 1152 | ||||