ENG
RUS
Timus Online Judge
Online Judge
Problems
Authors
Online contests
About Online Judge
Frequently asked questions
Site news
Webboard
Links
Problem set
Submit solution
Judge status
Guide
Register
Update your info
Authors ranklist
Current contest
Scheduled contests
Past contests
Rules
Problem set. Volume 1
Solved problems:
show
|
hide
•
Sort by:
id
|
authors
|
difficulty
Volume 2
→
ID
Title
Source
Authors
Difficulty
1000
A+B Problem
103893
16
1001
Reverse Root
32557
14
1002
Phone Numbers
Central European Olympiad in Informatics 1999
6804
223
1003
Parity
Central European Olympiad in Informatics 1999
3956
384
1004
Sightseeing Trip
Central European Olympiad in Informatics 1999
2620
580
1005
Stone Pile
USU Championship 1997
19384
79
1006
Square Frames
USU Championship 1997
1563
968
1007
Code Words
USU Championship 1997
3833
396
1008
Image Encoding
USTU PhysTech Cup 2000
4227
359
1009
K-based Numbers
USU Championship 1997
16247
94
1010
Discrete Function
USTU PhysTech Cup 2000
5303
286
1011
Conductors
USU Championship 1997
6219
244
1012
K-based Numbers. Version 2
8584
177
1013
K-based Numbers. Version 3
1254
191
1014
Product of Digits
USU Local Contest. 1999
16225
93
1015
Test the Difference!
USU Local Contest. 1999
3389
447
1016
Cube on the Walk
USU Local Contest. 1999
1870
807
1017
Staircases
USU Local Contest. 1999
9745
156
1018
Binary Apple Tree
USU Local Contest. 1999
5483
276
1019
Line Painting
USU Local Contest. 1999
3306
458
1020
Rope
Autumn School Contest 2000
15334
99
1021
Sacrament of the Sum
Autumn School Contest 2000
10393
146
1022
Genealogical Tree
Autumn School Contest 2000
10839
140
1023
Buttons
Autumn School Contest 2000
7123
212
1024
Permutations
Autumn School Contest 2000
4813
314
1025
Democracy in Danger
Autumn School Contest 2000
22772
67
1026
Questions and Answers
Autumn School Contest 2000
9737
155
1027
D++ Again
Autumn School Contest 2000
2424
623
1028
Stars
Ural Championship 1999
5731
263
1029
Ministry
Ural Championship 1999
3764
348
1030
Titanic
Ural Championship 1999
1712
877
1031
Railway Tickets
Ural Championship 1999
3953
381
1032
Find a Multiple
Ural Championship 1999
4392
299
1033
Labyrinth
Ural Championship 1999
6489
232
1034
Queens in Peaceful Positions
Ural Championship 1999
1885
797
1035
Cross-stitch
Ural Championship 1999
1120
1334
1036
Lucky Tickets
5022
300
1037
Memory Management
USU Championship 2000
1269
1170
1038
Spell Checker
USU Championship 2000
3125
477
1039
Anniversary Party
USU Championship 2000
3921
381
1040
Airline Company
USU Championship 2000
1499
992
1041
Nikifor
USU Championship 2000
294
4924
1042
Central Heating
USU Championship 2000
1849
805
1043
Cover an Arc
USU Championship 2000
913
1622
1044
Lucky Tickets. Easy!
USU Championship 2000
12427
120
1045
Funny Game
USU Local Contest. March 2000
2859
516
1046
Geometrical Dreams
USU Local Contest. March 2000
783
1864
1047
Simple Calculations
USU Local Contest. March 2000
4997
296
1048
Superlong Sums
USU Local Contest. March 2000
7466
197
1049
Brave Balloonists
USU Local Contest. March 2000
6013
246
1050
Preparing an Article
USU Local Contest. March 2000
1030
1422
1051
Simple Game on a Grid
USU Local Contest. March 2000
2826
521
1052
Rabbit Hunt
USU Local Contest. March 2000
6328
233
1053
Pinocchio
NEERC 2000 Central Subregional
4398
335
1054
Tower of Hanoi
NEERC 2000 Central Subregional
2309
636
1055
Combinations
NEERC 2000 Central Subregional
3557
414
1056
Centers of the Net
NEERC 2000 Central Subregional
2700
545
1057
Amount of Degrees
NEERC 2000 Central Subregional
2080
706
1058
Chocolate
NEERC 2000 Central Subregional
518
2789
1059
Expression
NEERC 2000 Central Subregional
2213
664
1060
Flip Game
NEERC 2000
3793
367
1061
Buffer Manager
NEERC 2000
2128
654
1062
Triathlon
NEERC 2000
765
1802
1063
Domino Puzzle
NEERC 2000
627
2191
1064
Binary Search
NEERC 2000
2163
643
1065
Frontier
NEERC 2000
996
1389
1066
Garland
NEERC 2000
2451
567
1067
Disk Tree
NEERC 2000
3790
367
1068
Sum
38210
37
1069
Prufer Code
USU Personal Contest 2001
2624
516
1070
Local Time
USU Personal Contest 2001
2077
651
1071
Nikifor 2
USU Personal Contest 2001
2200
614
1072
Routing
USU Personal Contest 2001
2743
493
1073
Square Country
USU Personal Contest 2001
9615
141
1074
Very Short Problem
USU Personal Contest 2001
634
2109
1075
Thread in a Space
USU Personal Contest 2001
661
2024
1076
Trash
1914
702
1077
Travelling Tours
1228
395
1078
Segments
Winter Mathematical Festival Varna 2001
3847
348
1079
Maximum
Winter Mathematical Festival Varna 2001
12219
110
1080
Map Coloring
Winter Mathematical Festival Varna 2001
6980
192
1081
Binary Lexicographic Sequence
Winter Mathematical Festival Varna 2001
5077
264
1082
Gaby Ivanushka
Spring School Contest 2001
10793
123
1083
Factorials!!!
Spring School Contest 2001
19816
67
1084
Goat in the Garden
Spring School Contest 2001
8932
149
1085
Meeting
Spring School Contest 2001
2150
617
1086
Cryptography
Spring School Contest 2001
12622
105
1087
The Time to Take Stones
Spring School Contest 2001
4900
271
1088
Ilya Murometz
Spring School Contest 2001
1807
733
1089
Verification with the Dictionary
Spring School Contest 2001
1593
831
1090
In the Army Now
USU Local Contest. March 2001
3508
360
1091
Tmutarakan Exams
USU Local Contest. March 2001
2426
519
1092
Transversal
USU Local Contest. March 2001
543
2288
1093
Darts
USU Local Contest. March 2001
636
1959
1094
E-screen
USU Local Contest. March 2001
2785
453
1095
Nikifor 3
USU Local Contest. March 2001
2217
568
1096
Get the Right Route Plate!
USU Local Contest. March 2001
1800
699
1097
Square Country 2
USU Local Contest. March 2001
924
1355
1098
Questions
2211
545
1099
Work Scheduling
995
1139
Solved problems:
show
|
hide
•
Sort by:
id
|
authors
|
difficulty
Volume 2
→
© 2000–2024
Timus Online Judge Team
. All rights reserved.