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Problem set. Data Structures Problems
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ID
Title
Source
Authors
Difficulty
1003
Parity
Central European Olympiad in Informatics 1999
3812
382
1019
Line Painting
USU Local Contest. 1999
3245
446
1028
Stars
Ural Championship 1999
5535
261
1037
Memory Management
USU Championship 2000
1239
1147
1067
Disk Tree
NEERC 2000
2939
453
1090
In the Army Now
USU Local Contest. March 2001
3461
349
1097
Square Country 2
USU Local Contest. March 2001
902
1328
1100
Final Standings
Tetrahedron Team Online Contest May 2001
10553
44
1126
Magnetic Storms
USU Championship 2001
5048
93
1147
Shaping Regions
DSAP Vietnam Online Contest November 2001
604
765
1220
Stacks
USU Championship 2002
1734
273
1251
Cemetery Manager
USU Local Contest. March 2003
308
1504
1306
Sequence Median
Ural Championship 1998
3384
143
1316
Electronic Auction
Ural Championship 2004. Round 1
1095
439
1350
Canteen
Spring School Contest 2005
1240
392
1369
Cockroach Race
Ural Championship 2005. Round 2
27
13259
1414
Astronomical Database
USU Championship 2005
1101
441
1424
Minibus
Timus Top Coders: First Challenge
664
711
1439
Battle with You-Know-Who
Ural Championship 2006
1056
445
1470
UFOs
Petrozavodsk Summer 2006. Ural+Orel Contest
1787
253
1471
Distance in the Tree
Petrozavodsk Summer 2006. Ural+Orel Contest
2646
171
1494
Monobilliards
Autumn School Contest 2006
3883
116
1521
War Games 2
Timus Top Coders: Third Challenge
2591
172
1523
K-inversions
Petrozavodsk Winter 2007. D.Gozman Contest
1460
300
1542
Autocompletion
Ural Championship 2007
671
638
1553
Caves and Tunnels
Petrozavodsk Summer 2007. NSU Contest
1392
299
1560
Elementary Symmetric Functions
Petrozavodsk Summer 2007. NSU Contest
449
913
1613
For Fans of Statistics
Ural Championship 2008
2916
137
1628
White Streaks
USU Championship 2008
1572
242
1650
Billionaires
NEERC 2008 Eastern Subregional
1268
298
1654
Cipher Message
NEERC 2008 Eastern Subregional
6496
59
1671
Anansi's Cobweb
Petrozavodsk Summer 2008. USU Contest
2976
125
1682
Crazy Professor
USU Personal Contest 2009
686
532
1701
Ostap and Partners
Ural Championship 2009
591
611
1707
Hypnotoad's Secret
Ural Championship 2009
188
1855
1717
Eligibility Rules
NEERC 2009 Eastern Subregional
155
2125
1752
Tree 2
Petrozavodsk Summer 2009. Ufa SATU Contest
1339
253
1772
Ski-Trails for Robots
Ural Championship 2010
468
701
1841
Cableways
Petrozavodsk Summer 2010. USU Contest
138
1973
1855
Trade Guilds of Erathia
Petrozavodsk Summer 2011. Ural SU Team.GOV Contest
231
1210
1890
Money out of Thin Air
NEERC 2011 Eastern Subregional
664
429
1896
War Games 2.1
189
850
1977
Energy Wall
Ural Championship 2013
97
2240
1987
Nested Segments
Ural FU Championship 2013
1501
155
2014
Zhenya moves from parents
NEERC 2014 Eastern Subregional
416
489
2042
Nikita
Petrozavodsk Summer 2014. Ural FU Dandelion Contest
40
4115
2062
Ambitious Experiment
Ural Regional School Programming Contest 2015
600
299
2075
Take care of your eyebrows!
Qualification of Eastern Subregional 2015
53
2758
2096
All Inclusive
Ural FU Personal Contest 2014
48
2832
2114
My craft
University academic school olympiad in informatics 2019
115
792
2119
Tree Hull
Petrozavodsk Summer 2018. t.me/umnik_team Contest
124
723
2124
Algebra on Segment
Petrozavodsk Summer 2018. t.me/umnik_team Contest
76
1126
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