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ID
Title
Source
Authors
Difficulty
1058
Chocolate
NEERC 2000 Central Subregional
519
2788
1074
Very Short Problem
USU Personal Contest 2001
634
2112
1148
Building Towers
DSAP Vietnam Online Contest November 2001
274
1728
1166
Funny Card Game
NEERC 2001 Northern Subregional
132
3542
1171
Lost in Space
Romanian Online Contest December 2001
373
1283
1177
Like Comparisons
USU Personal Contest 2002
387
1240
1199
Mouse
128
3388
1216
Two Pawns and One King
USU Championship 2002
230
2071
1239
Ghost Busters
NEERC 2002
152
3072
1271
Sailing Directions
USU Championship 2003
97
4702
1312
Tray
Ural Championship 2004. Round 1
159
2993
1344
Gigantic Turnip
USU Championship 2004
103
4516
1369
Cockroach Race
Ural Championship 2005. Round 2
27
13813
1374
Misere
Ural Championship 2005. Round 1
37
10903
1376
Dean's Pyramid 2
Ural Championship 2005. Round 1
44
9490
1383
Flower-garden Designs
Petrozavodsk Summer 2005. Moscow+Ural Contest
42
9856
1384
Goat in the Garden 4
Petrozavodsk Summer 2005. Moscow+Ural Contest
91
5074
1388
Photo
Petrozavodsk Summer 2005. Moscow+Ural Contest
21
16533
1390
Shots at Walls
Petrozavodsk Summer 2005. Moscow+Ural Contest
43
9670
1391
Snake
Petrozavodsk Summer 2005. Moscow+Ural Contest
85
5395
1394
Ships. Version 2
20
17084
1395
Pascal vs. C++. Version 2
200
2344
1399
Economical Director
34
10623
1415
Mobile Life
USU Championship 2005
44
9460
1432
Twofold Luck
USU Personal Contest 2006
52
8041
1438
Time Limit Exceeded
USU Personal Contest 2006
155
3021
1460
Wires
Petrozavodsk Winter 2006. USU Contest
105
4187
1464
Light
Petrozavodsk Winter 2006. USU Contest
156
2901
1478
Spy Satellites
Petrozavodsk Summer 2006. Ural+Orel Contest
109
4010
1479
Scheduled Checking
Petrozavodsk Summer 2006. Ural+Orel Contest
97
4460
1524
Men in Black
Petrozavodsk Winter 2007. D.Gozman Contest
25
13224
1536
Delights of Pipe-weed
USU Personal Contest 2007
53
7327
1548
Sakura and Statistics
Ural Championship 2007
20
15231
1555
Find the Treasure!
Petrozavodsk Summer 2007. NSU Contest
36
9619
1556
Multishot in the Secret Cow Level
Petrozavodsk Summer 2007. NSU Contest
37
9414
1589
Sokoban
NEERC 2007 Eastern Subregional
15
17568
1594
Aztec Treasure
71
4789
1596
Knight Mare
23
9319
1618
Arrays Printing
Petrozavodsk Winter 2008. ITMO Contest
84
4390
1621
Definite Integral
Petrozavodsk Winter 2008. ITMO Contest
79
4636
1624
Go out of here!
Petrozavodsk Winter 2008. ITMO Contest
71
5094
1626
Interfering Segment
Petrozavodsk Winter 2008. ITMO Contest
41
8091
1649
Abstractionism to the People
NEERC 2008 Eastern Subregional
48
7000
1653
Death Conveyor
NEERC 2008 Eastern Subregional
50
6766
1660
The Island of Bad Luck
Petrozavodsk Winter 2008. USU Contest
51
6586
1661
Dodecahedron
Petrozavodsk Winter 2008. USU Contest
97
3754
1662
Goat in the Garden 6
Petrozavodsk Winter 2008. USU Contest
76
4671
1668
Death Star 2
Petrozavodsk Winter 2008. USU Contest
59
5822
1672
Droid flies
Petrozavodsk Summer 2008. USU Contest
26
11108
1674
Drunk King
Petrozavodsk Summer 2008. USU Contest
55
6152
1678
Space Poker 3
Petrozavodsk Summer 2008. USU Contest
56
6059
1693
Loyd's Problem
Petrozavodsk Winter 2009. USU Contest
25
11271
1695
Work for Robots
Petrozavodsk Winter 2009. USU Contest
126
2901
1708
Sum of Digits 2
Ural Championship 2009
24
11549
1714
Mnemonics and Palindromes 2
NEERC 2009 Eastern Subregional
109
3167
1763
Expert Flea
Ural Championship 2010
58
5321
1819
Professional Approach
Petrozavodsk Summer 2010. Tavrida NU Contest
37
7200
1840
Victim of Advertising
Ural Championship 2011
28
8721
1842
Local Roots
Petrozavodsk Summer 2010. USU Contest
38
6679
1843
Cutting a Parallelepiped
Petrozavodsk Summer 2010. USU Contest
69
4058
1848
Fly Hunt
Petrozavodsk Summer 2010. USU Contest
53
5089
1853
Laser Technologies
Petrozavodsk Summer 2011. Ural SU Team.GOV Contest
32
7621
1906
The Lost Civilization
Ural Championship 2012
28
7669
1952
To Kill the Dragon
Petrozavodsk Winter 2013. Kontur Cup. ChU 2013 Selection
13
11901
1954
Five Palindromes
Petrozavodsk Winter 2013. Kontur Cup. ChU 2013 Selection
61
3856
2016
Magic and Science
NEERC 2014 Eastern Subregional
19
8280
2054
Astronomy
Ural Championship 2015
19
7805
2076
Vasiana
Qualification of Eastern Subregional 2015
16
7962
2082
Poker
Ural Championship 2016
15
7991
2131
Open Cup
Later is better than never
10
6431
2137
Dynamic string complexity
Later is better than never
9
6769
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