| ENG RUS | Timus Online Judge |
Problem set. Volume 1
| ID | Title | Source | Authors | Difficulty | |||
|---|---|---|---|---|---|---|---|
| 1000 | A+B Problem | 106413 | 16 | ||||
| 1001 | Reverse Root | 33566 | 14 | ||||
| 1002 | Phone Numbers | Central European Olympiad in Informatics 1999 | 6934 | 225 | |||
| 1003 | Parity | Central European Olympiad in Informatics 1999 | 4048 | 386 | |||
| 1004 | Sightseeing Trip | Central European Olympiad in Informatics 1999 | 2680 | 582 | |||
| 1005 | Stone Pile | USU Championship 1997 | 19996 | 78 | |||
| 1006 | Square Frames | USU Championship 1997 | 1579 | 984 | |||
| 1007 | Code Words | USU Championship 1997 | 3875 | 402 | |||
| 1008 | Image Encoding | USTU PhysTech Cup 2000 | 4265 | 366 | |||
| 1009 | K-based Numbers | USU Championship 1997 | 16566 | 94 | |||
| 1010 | Discrete Function | USTU PhysTech Cup 2000 | 5345 | 292 | |||
| 1011 | Conductors | USU Championship 1997 | 6307 | 247 | |||
| 1012 | K-based Numbers. Version 2 | 8696 | 179 | ||||
| 1013 | K-based Numbers. Version 3 | 1324 | 195 | ||||
| 1014 | Product of Digits | USU Local Contest. 1999 | 16586 | 94 | |||
| 1015 | Test the Difference! | USU Local Contest. 1999 | 3424 | 454 | |||
| 1016 | Cube on the Walk | USU Local Contest. 1999 | 1889 | 820 | |||
| 1017 | Staircases | USU Local Contest. 1999 | 9916 | 157 | |||
| 1018 | Binary Apple Tree | USU Local Contest. 1999 | 5567 | 279 | |||
| 1019 | Line Painting | USU Local Contest. 1999 | 3358 | 463 | |||
| 1020 | Rope | Autumn School Contest 2000 | 15637 | 99 | |||
| 1021 | Sacrament of the Sum | Autumn School Contest 2000 | 10539 | 148 | |||
| 1022 | Genealogical Tree | Autumn School Contest 2000 | 10986 | 142 | |||
| 1023 | Buttons | Autumn School Contest 2000 | 7200 | 216 | |||
| 1024 | Permutations | Autumn School Contest 2000 | 4866 | 319 | |||
| 1025 | Democracy in Danger | Autumn School Contest 2000 | 23227 | 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 | 5885 | 263 | |||
| 1029 | Ministry | Ural Championship 1999 | 3809 | 354 | |||
| 1030 | Titanic | Ural Championship 1999 | 1723 | 895 | |||
| 1031 | Railway Tickets | Ural Championship 1999 | 3989 | 388 | |||
| 1032 | Find a Multiple | Ural Championship 1999 | 4483 | 300 | |||
| 1033 | Labyrinth | Ural Championship 1999 | 6563 | 236 | |||
| 1034 | Queens in Peaceful Positions | Ural Championship 1999 | 1902 | 811 | |||
| 1035 | Cross-stitch | Ural Championship 1999 | 1122 | 1367 | |||
| 1036 | Lucky Tickets | 5097 | 304 | ||||
| 1037 | Memory Management | USU Championship 2000 | 1296 | 1177 | |||
| 1038 | Spell Checker | USU Championship 2000 | 3157 | 485 | |||
| 1039 | Anniversary Party | USU Championship 2000 | 3990 | 384 | |||
| 1040 | Airline Company | USU Championship 2000 | 1526 | 1001 | |||
| 1041 | Nikifor | USU Championship 2000 | 309 | 4818 | |||
| 1042 | Central Heating | USU Championship 2000 | 1891 | 809 | |||
| 1043 | Cover an Arc | USU Championship 2000 | 927 | 1640 | |||
| 1044 | Lucky Tickets. Easy! | USU Championship 2000 | 12610 | 122 | |||
| 1045 | Funny Game | USU Local Contest. March 2000 | 2907 | 521 | |||
| 1046 | Geometrical Dreams | USU Local Contest. March 2000 | 795 | 1886 | |||
| 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 | 6104 | 248 | |||
| 1050 | Preparing an Article | USU Local Contest. March 2000 | 1044 | 1441 | |||
| 1051 | Simple Game on a Grid | USU Local Contest. March 2000 | 2852 | 530 | |||
| 1052 | Rabbit Hunt | USU Local Contest. March 2000 | 6396 | 237 | |||
| 1053 | Pinocchio | NEERC 2000 Central Subregional | 4433 | 341 | |||
| 1054 | Tower of Hanoi | NEERC 2000 Central Subregional | 2357 | 640 | |||
| 1055 | Combinations | NEERC 2000 Central Subregional | 3596 | 420 | |||
| 1056 | Centers of the Net | NEERC 2000 Central Subregional | 2744 | 550 | |||
| 1057 | Amount of Degrees | NEERC 2000 Central Subregional | 2108 | 715 | |||
| 1058 | Chocolate | NEERC 2000 Central Subregional | 528 | 2810 | |||
| 1059 | Expression | NEERC 2000 Central Subregional | 2231 | 676 | |||
| 1060 | Flip Game | NEERC 2000 | 3832 | 373 | |||
| 1061 | Buffer Manager | NEERC 2000 | 2147 | 665 | |||
| 1062 | Triathlon | NEERC 2000 | 771 | 1836 | |||
| 1063 | Domino Puzzle | NEERC 2000 | 637 | 2215 | |||
| 1064 | Binary Search | NEERC 2000 | 2183 | 654 | |||
| 1065 | Frontier | NEERC 2000 | 1009 | 1408 | |||
| 1066 | Garland | NEERC 2000 | 2474 | 577 | |||
| 1067 | Disk Tree | NEERC 2000 | 3946 | 362 | |||
| 1068 | Sum | 39238 | 37 | ||||
| 1069 | Prufer Code | USU Personal Contest 2001 | 2688 | 517 | |||
| 1070 | Local Time | USU Personal Contest 2001 | 2105 | 659 | |||
| 1071 | Nikifor 2 | USU Personal Contest 2001 | 2227 | 623 | |||
| 1072 | Routing | USU Personal Contest 2001 | 2767 | 502 | |||
| 1073 | Square Country | USU Personal Contest 2001 | 9892 | 141 | |||
| 1074 | Very Short Problem | USU Personal Contest 2001 | 649 | 2115 | |||
| 1075 | Thread in a Space | USU Personal Contest 2001 | 683 | 2012 | |||
| 1076 | Trash | 1941 | 711 | ||||
| 1077 | Travelling Tours | 1257 | 396 | ||||
| 1078 | Segments | Winter Mathematical Festival Varna 2001 | 3890 | 354 | |||
| 1079 | Maximum | Winter Mathematical Festival Varna 2001 | 12412 | 111 | |||
| 1080 | Map Coloring | Winter Mathematical Festival Varna 2001 | 7257 | 190 | |||
| 1081 | Binary Lexicographic Sequence | Winter Mathematical Festival Varna 2001 | 5127 | 268 | |||
| 1082 | Gaby Ivanushka | Spring School Contest 2001 | 10886 | 125 | |||
| 1083 | Factorials!!! | Spring School Contest 2001 | 20160 | 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 | 12859 | 106 | |||
| 1087 | The Time to Take Stones | Spring School Contest 2001 | 4951 | 276 | |||
| 1088 | Ilya Murometz | Spring School Contest 2001 | 1824 | 745 | |||
| 1089 | Verification with the Dictionary | Spring School Contest 2001 | 1621 | 838 | |||
| 1090 | In the Army Now | USU Local Contest. March 2001 | 3555 | 364 | |||
| 1091 | Tmutarakan Exams | USU Local Contest. March 2001 | 2461 | 526 | |||
| 1092 | Transversal | USU Local Contest. March 2001 | 549 | 2324 | |||
| 1093 | Darts | USU Local Contest. March 2001 | 641 | 1995 | |||
| 1094 | E-screen | USU Local Contest. March 2001 | 2817 | 460 | |||
| 1095 | Nikifor 3 | USU Local Contest. March 2001 | 2240 | 577 | |||
| 1096 | Get the Right Route Plate! | USU Local Contest. March 2001 | 1823 | 709 | |||
| 1097 | Square Country 2 | USU Local Contest. March 2001 | 943 | 1363 | |||
| 1098 | Questions | 2234 | 553 | ||||
| 1099 | Work Scheduling | 1011 | 1151 | ||||