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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
3897
382
1019
Line Painting
USU Local Contest. 1999
3276
453
1028
Stars
Ural Championship 1999
5615
263
1037
Memory Management
USU Championship 2000
1252
1162
1067
Disk Tree
NEERC 2000
3453
395
1090
In the Army Now
USU Local Contest. March 2001
3570
346
1097
Square Country 2
USU Local Contest. March 2001
912
1345
1100
Final Standings
Tetrahedron Team Online Contest May 2001
10835
44
1126
Magnetic Storms
USU Championship 2001
5216
92
1147
Shaping Regions
DSAP Vietnam Online Contest November 2001
626
756
1220
Stacks
USU Championship 2002
1766
274
1251
Cemetery Manager
USU Local Contest. March 2003
312
1519
1306
Sequence Median
Ural Championship 1998
3447
143
1316
Electronic Auction
Ural Championship 2004. Round 1
1121
438
1350
Canteen
Spring School Contest 2005
1269
392
1369
Cockroach Race
Ural Championship 2005. Round 2
27
13547
1414
Astronomical Database
USU Championship 2005
1123
442
1424
Minibus
Timus Top Coders: First Challenge
679
711
1439
Battle with You-Know-Who
Ural Championship 2006
1081
445
1470
UFOs
Petrozavodsk Summer 2006. Ural+Orel Contest
1845
252
1471
Distance in the Tree
Petrozavodsk Summer 2006. Ural+Orel Contest
2787
167
1494
Monobilliards
Autumn School Contest 2006
4518
103
1521
War Games 2
Timus Top Coders: Third Challenge
3150
145
1523
K-inversions
Petrozavodsk Winter 2007. D.Gozman Contest
1513
297
1542
Autocompletion
Ural Championship 2007
689
638
1553
Caves and Tunnels
Petrozavodsk Summer 2007. NSU Contest
1459
294
1560
Elementary Symmetric Functions
Petrozavodsk Summer 2007. NSU Contest
459
919
1613
For Fans of Statistics
Ural Championship 2008
2970
139
1628
White Streaks
USU Championship 2008
2055
192
1650
Billionaires
NEERC 2008 Eastern Subregional
1751
224
1654
Cipher Message
NEERC 2008 Eastern Subregional
6712
59
1671
Anansi's Cobweb
Petrozavodsk Summer 2008. USU Contest
3225
120
1682
Crazy Professor
USU Personal Contest 2009
707
535
1701
Ostap and Partners
Ural Championship 2009
596
628
1707
Hypnotoad's Secret
Ural Championship 2009
190
1902
1717
Eligibility Rules
NEERC 2009 Eastern Subregional
159
2155
1752
Tree 2
Petrozavodsk Summer 2009. Ufa SATU Contest
1415
249
1772
Ski-Trails for Robots
Ural Championship 2010
475
719
1841
Cableways
Petrozavodsk Summer 2010. USU Contest
140
2046
1855
Trade Guilds of Erathia
Petrozavodsk Summer 2011. Ural SU Team.GOV Contest
236
1245
1890
Money out of Thin Air
NEERC 2011 Eastern Subregional
682
439
1896
War Games 2.1
201
884
1977
Energy Wall
Ural Championship 2013
99
2344
1987
Nested Segments
Ural FU Championship 2013
1600
155
2014
Zhenya moves from parents
NEERC 2014 Eastern Subregional
427
514
2042
Nikita
Petrozavodsk Summer 2014. Ural FU Dandelion Contest
42
4276
2062
Ambitious Experiment
Ural Regional School Programming Contest 2015
760
259
2075
Take care of your eyebrows!
Qualification of Eastern Subregional 2015
57
2851
2096
All Inclusive
Ural FU Personal Contest 2014
50
3029
2114
My craft
University academic school olympiad in informatics 2019
126
866
2119
Tree Hull
Petrozavodsk Summer 2018. t.me/umnik_team Contest
139
776
2124
Algebra on Segment
Petrozavodsk Summer 2018. t.me/umnik_team Contest
91
1145
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