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Problem set. Petrozavodsk Training Camp
Solved problems:
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Sort by:
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authors
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difficulty
ID
Title
Source
Authors
Difficulty
1380
Ostap's Chess
Petrozavodsk Summer 2005. Moscow+Ural Contest
117
4151
1381
Cockroaches in the Building
Petrozavodsk Summer 2005. Moscow+Ural Contest
140
3515
1382
Game with Cards
Petrozavodsk Summer 2005. Moscow+Ural Contest
295
1729
1383
Flower-garden Designs
Petrozavodsk Summer 2005. Moscow+Ural Contest
47
9250
1384
Goat in the Garden 4
Petrozavodsk Summer 2005. Moscow+Ural Contest
100
4793
1385
Interesting Number
Petrozavodsk Summer 2005. Moscow+Ural Contest
2131
246
1386
Maze
Petrozavodsk Summer 2005. Moscow+Ural Contest
444
1161
1387
Vasya's Dad
Petrozavodsk Summer 2005. Moscow+Ural Contest
376
1366
1388
Photo
Petrozavodsk Summer 2005. Moscow+Ural Contest
27
14250
1389
Roadworks
Petrozavodsk Summer 2005. Moscow+Ural Contest
938
556
1390
Shots at Walls
Petrozavodsk Summer 2005. Moscow+Ural Contest
48
9090
1391
Snake
Petrozavodsk Summer 2005. Moscow+Ural Contest
86
5492
1459
Archer's Travel
Petrozavodsk Winter 2006. USU Contest
284
1691
1460
Wires
Petrozavodsk Winter 2006. USU Contest
108
4213
1461
Christmas Garland
Petrozavodsk Winter 2006. USU Contest
487
1000
1462
Uncle Scrooge's Gold
Petrozavodsk Winter 2006. USU Contest
578
846
1463
Happiness to People!
Petrozavodsk Winter 2006. USU Contest
822
598
1464
Light
Petrozavodsk Winter 2006. USU Contest
162
2890
1465
Pawn Game
Petrozavodsk Winter 2006. USU Contest
1005
490
1466
Magic Square
Petrozavodsk Winter 2006. USU Contest
143
3249
1467
Sum of Degrees
Petrozavodsk Winter 2006. USU Contest
395
1228
1468
Fraction
Petrozavodsk Summer 2006. Ural+Orel Contest
574
844
1469
No Smoking!
Petrozavodsk Summer 2006. Ural+Orel Contest
522
927
1470
UFOs
Petrozavodsk Summer 2006. Ural+Orel Contest
1943
252
1471
Distance in the Tree
Petrozavodsk Summer 2006. Ural+Orel Contest
2988
164
1472
Martian Army
Petrozavodsk Summer 2006. Ural+Orel Contest
458
1053
1473
Farm 2
Petrozavodsk Summer 2006. Ural+Orel Contest
82
5359
1474
About Frogs
Petrozavodsk Summer 2006. Ural+Orel Contest
669
726
1475
Ryaba Hen
Petrozavodsk Summer 2006. Ural+Orel Contest
117
3882
1476
Lunar Code
Petrozavodsk Summer 2006. Ural+Orel Contest
376
1277
1477
Airplanes
Petrozavodsk Summer 2006. Ural+Orel Contest
152
3043
1478
Spy Satellites
Petrozavodsk Summer 2006. Ural+Orel Contest
111
4075
1479
Scheduled Checking
Petrozavodsk Summer 2006. Ural+Orel Contest
102
4402
1522
Factory
Petrozavodsk Winter 2007. D.Gozman Contest
259
1781
1523
K-inversions
Petrozavodsk Winter 2007. D.Gozman Contest
1604
297
1524
Men in Black
Petrozavodsk Winter 2007. D.Gozman Contest
28
12607
1525
Path
Petrozavodsk Winter 2007. D.Gozman Contest
1265
376
1526
Martian Plates
Petrozavodsk Winter 2007. D.Gozman Contest
343
1357
1527
Bad Roads
Petrozavodsk Winter 2007. D.Gozman Contest
407
1149
1528
Sequence
Petrozavodsk Winter 2007. D.Gozman Contest
1755
271
1529
Game of Squares
Petrozavodsk Winter 2007. D.Gozman Contest
118
3743
1530
Ones and Zeroes
Petrozavodsk Winter 2007. D.Gozman Contest
529
889
1531
Zones on a Plane
Petrozavodsk Winter 2007. D.Gozman Contest
322
1443
1552
Brainfuck
Petrozavodsk Summer 2007. NSU Contest
378
1184
1553
Caves and Tunnels
Petrozavodsk Summer 2007. NSU Contest
1602
285
1554
Multiplicative Functions
Petrozavodsk Summer 2007. NSU Contest
709
639
1555
Find the Treasure!
Petrozavodsk Summer 2007. NSU Contest
41
9006
1556
Multishot in the Secret Cow Level
Petrozavodsk Summer 2007. NSU Contest
40
9186
1557
Network Attack
Petrozavodsk Summer 2007. NSU Contest
249
1773
1558
Periodical Numbers
Petrozavodsk Summer 2007. NSU Contest
521
865
1559
TruCoders Linguistics
Petrozavodsk Summer 2007. NSU Contest
97
4293
1560
Elementary Symmetric Functions
Petrozavodsk Summer 2007. NSU Contest
481
935
1561
Winnie the Pooh
Petrozavodsk Summer 2007. NSU Contest
148
2907
1618
Arrays Printing
Petrozavodsk Winter 2008. ITMO Contest
90
4304
1619
Big Brother
Petrozavodsk Winter 2008. ITMO Contest
588
720
1620
Clever House
Petrozavodsk Winter 2008. ITMO Contest
268
1548
1621
Definite Integral
Petrozavodsk Winter 2008. ITMO Contest
87
4437
1622
Endspiel
Petrozavodsk Winter 2008. ITMO Contest
123
3236
1623
Fractal Labyrinth
Petrozavodsk Winter 2008. ITMO Contest
128
3119
1624
Go out of here!
Petrozavodsk Winter 2008. ITMO Contest
74
5123
1625
Hankel Matrix
Petrozavodsk Winter 2008. ITMO Contest
400
1050
1626
Interfering Segment
Petrozavodsk Winter 2008. ITMO Contest
45
7825
1627
Join
Petrozavodsk Winter 2008. ITMO Contest
382
1098
1660
The Island of Bad Luck
Petrozavodsk Winter 2008. USU Contest
54
6559
1661
Dodecahedron
Petrozavodsk Winter 2008. USU Contest
101
3782
1662
Goat in the Garden 6
Petrozavodsk Winter 2008. USU Contest
81
4613
1663
The Hobbit or There and Back Again 2
Petrozavodsk Winter 2008. USU Contest
122
3180
1664
Pipeline Transportation
Petrozavodsk Winter 2008. USU Contest
204
1962
1665
Dean's Financial Pyramid
Petrozavodsk Winter 2008. USU Contest
949
438
1666
Vasya Ferrari
Petrozavodsk Winter 2008. USU Contest
315
1292
1667
Square Country 3
Petrozavodsk Winter 2008. USU Contest
214
1874
1668
Death Star 2
Petrozavodsk Winter 2008. USU Contest
62
5831
1669
Universal Word
Petrozavodsk Winter 2008. USU Contest
290
1399
1670
Asterisk
Petrozavodsk Summer 2008. USU Contest
209
1909
1671
Anansi's Cobweb
Petrozavodsk Summer 2008. USU Contest
3845
108
1672
Droid flies
Petrozavodsk Summer 2008. USU Contest
28
11001
1673
Admission to Exam
Petrozavodsk Summer 2008. USU Contest
331
1226
1674
Drunk King
Petrozavodsk Summer 2008. USU Contest
57
6239
1675
Lunar Code 2
Petrozavodsk Summer 2008. USU Contest
220
1818
1676
Mortal Kombat
Petrozavodsk Summer 2008. USU Contest
230
1742
1677
Monkey at the Keyboard
Petrozavodsk Summer 2008. USU Contest
254
1583
1678
Space Poker 3
Petrozavodsk Summer 2008. USU Contest
70
5225
1679
Scrooge's Tower
Petrozavodsk Summer 2008. USU Contest
400
1020
1690
Army of Mages
Petrozavodsk Winter 2009. USU Contest
638
637
1691
Algorithm Complexity
Petrozavodsk Winter 2009. USU Contest
125
3058
1692
Flags for Provinces
Petrozavodsk Winter 2009. USU Contest
1080
379
1693
Loyd's Problem
Petrozavodsk Winter 2009. USU Contest
29
10584
1694
Killer Words
Petrozavodsk Winter 2009. USU Contest
131
2928
1695
Work for Robots
Petrozavodsk Winter 2009. USU Contest
132
2907
1696
Salary for Robots
Petrozavodsk Winter 2009. USU Contest
460
878
1697
Sniper Shot
Petrozavodsk Winter 2009. USU Contest
64
5578
1698
Square Country 5
Petrozavodsk Winter 2009. USU Contest
635
640
1699
Turning Turtles
Petrozavodsk Winter 2009. USU Contest
372
1081
1742
Team building
Petrozavodsk Summer 2009. Ufa SATU Contest
1239
310
1743
Domino Sorting
Petrozavodsk Summer 2009. Ufa SATU Contest
383
985
1744
The Captain's Squad
Petrozavodsk Summer 2009. Ufa SATU Contest
177
2071
1745
Yet Another Answer
Petrozavodsk Summer 2009. Ufa SATU Contest
460
824
1746
Hyperrook
Petrozavodsk Summer 2009. Ufa SATU Contest
223
1662
1747
Kingdom Inspection
Petrozavodsk Summer 2009. Ufa SATU Contest
273
1368
1748
The Most Complex Number
Petrozavodsk Summer 2009. Ufa SATU Contest
1444
266
1749
Periodic Sum
Petrozavodsk Summer 2009. Ufa SATU Contest
174
2105
1750
Pakhom and the Gully
Petrozavodsk Summer 2009. Ufa SATU Contest
296
1266
1751
Improbability Theory
Petrozavodsk Summer 2009. Ufa SATU Contest
97
3619
1752
Tree 2
Petrozavodsk Summer 2009. Ufa SATU Contest
1494
257
1810
Antiequations
Petrozavodsk Summer 2010. Tavrida NU Contest
75
4216
1811
Dual-SIM Phone
Petrozavodsk Summer 2010. Tavrida NU Contest
238
1445
1812
The Island of Bad Luck 2
Petrozavodsk Summer 2010. Tavrida NU Contest
116
2844
1813
Random Shuffler
Petrozavodsk Summer 2010. Tavrida NU Contest
215
1593
1814
Continued Fraction
Petrozavodsk Summer 2010. Tavrida NU Contest
106
3090
1815
Farm in San Andreas
Petrozavodsk Summer 2010. Tavrida NU Contest
72
4371
1816
Troubles with Pollard
Petrozavodsk Summer 2010. Tavrida NU Contest
143
2342
1817
Merry-go-round
Petrozavodsk Summer 2010. Tavrida NU Contest
341
1021
1818
Fair Fishermen
Petrozavodsk Summer 2010. Tavrida NU Contest
167
2025
1819
Professional Approach
Petrozavodsk Summer 2010. Tavrida NU Contest
43
6762
1841
Cableways
Petrozavodsk Summer 2010. USU Contest
147
2173
1842
Local Roots
Petrozavodsk Summer 2010. USU Contest
46
6091
1843
Cutting a Parallelepiped
Petrozavodsk Summer 2010. USU Contest
71
4211
1844
Warlord of the Army of Mages
Petrozavodsk Summer 2010. USU Contest
207
1572
1845
Integer-valued Complex Determinant
Petrozavodsk Summer 2010. USU Contest
63
4672
1846
GCD 2010
Petrozavodsk Summer 2010. USU Contest
2207
154
1847
Zamkadye
Petrozavodsk Summer 2010. USU Contest
69
4318
1848
Fly Hunt
Petrozavodsk Summer 2010. USU Contest
65
4548
1849
Rabbit Hunt 2
Petrozavodsk Summer 2010. USU Contest
125
2527
1850
Space Tourism
Petrozavodsk Summer 2010. USU Contest
113
2773
1851
GOV-internship
Petrozavodsk Summer 2011. Ural SU Team.GOV Contest
185
1747
1852
Cube in a Cube in a Cube
Petrozavodsk Summer 2011. Ural SU Team.GOV Contest
123
2561
1853
Laser Technologies
Petrozavodsk Summer 2011. Ural SU Team.GOV Contest
36
7405
1854
Negotiations with Parthians
Petrozavodsk Summer 2011. Ural SU Team.GOV Contest
798
422
1855
Trade Guilds of Erathia
Petrozavodsk Summer 2011. Ural SU Team.GOV Contest
250
1310
1856
War and Peace
Petrozavodsk Summer 2011. Ural SU Team.GOV Contest
81
3743
1857
Alice and Bandersnatch
Petrozavodsk Summer 2011. Ural SU Team.GOV Contest
239
1368
1858
Magic Cube
Petrozavodsk Summer 2011. Ural SU Team.GOV Contest
79
3828
1859
Last Season of Team.GOV
Petrozavodsk Summer 2011. Ural SU Team.GOV Contest
72
4154
1860
Fiborial
Petrozavodsk Summer 2011. Ural SU Team.GOV Contest
723
465
1861
Graveyard in Deyja
Petrozavodsk Summer 2011. Ural SU Team.GOV Contest
330
1002
1951
Complex Root
Petrozavodsk Winter 2013. Kontur Cup. ChU 2013 Selection
146
1896
1952
To Kill the Dragon
Petrozavodsk Winter 2013. Kontur Cup. ChU 2013 Selection
16
11372
1953
Biggest Inscribed Ellipse
Petrozavodsk Winter 2013. Kontur Cup. ChU 2013 Selection
105
2571
1954
Five Palindromes
Petrozavodsk Winter 2013. Kontur Cup. ChU 2013 Selection
69
3743
1955
Boss, I Can See You!
Petrozavodsk Winter 2013. Kontur Cup. ChU 2013 Selection
81
3249
1956
Fire Signals
Petrozavodsk Winter 2013. Kontur Cup. ChU 2013 Selection
110
2464
1957
Mundial
Petrozavodsk Winter 2013. Kontur Cup. ChU 2013 Selection
45
5376
1958
Algorithm of Professor Ivanov
Petrozavodsk Winter 2013. Kontur Cup. ChU 2013 Selection
68
3791
1959
GOV-internship 3
Petrozavodsk Winter 2013. Kontur Cup. ChU 2013 Selection
267
1068
1960
Palindromes and Super Abilities
Petrozavodsk Winter 2013. Kontur Cup. ChU 2013 Selection
669
435
2036
Intersect Until You're Sick of It
Petrozavodsk Summer 2014. Ural FU Dandelion Contest
140
1739
2037
Richness of binary words
Petrozavodsk Summer 2014. Ural FU Dandelion Contest
205
1213
2038
Minimum Vertex Cover
Petrozavodsk Summer 2014. Ural FU Dandelion Contest
96
2460
2039
Striped Square
Petrozavodsk Summer 2014. Ural FU Dandelion Contest
32
6209
2040
Palindromes and Super Abilities 2
Petrozavodsk Summer 2014. Ural FU Dandelion Contest
289
872
2041
Nanomatryoshkas
Petrozavodsk Summer 2014. Ural FU Dandelion Contest
112
2138
2042
Nikita
Petrozavodsk Summer 2014. Ural FU Dandelion Contest
63
3572
2043
Kirill the Gardener 2
Petrozavodsk Summer 2014. Ural FU Dandelion Contest
47
4575
2044
31 Palindromes
Petrozavodsk Summer 2014. Ural FU Dandelion Contest
91
2582
2045
Richness of words
Petrozavodsk Summer 2014. Ural FU Dandelion Contest
542
472
2118
Cipher Message 4
Petrozavodsk Summer 2018. umnik_team Contest
103
1410
2119
Tree Hull
Petrozavodsk Summer 2018. umnik_team Contest
189
801
2120
Tree Average Weight
Petrozavodsk Summer 2018. umnik_team Contest
71
1968
2121
Intersection of Parabolas
Petrozavodsk Summer 2018. umnik_team Contest
209
728
2122
Hamming
Petrozavodsk Summer 2018. umnik_team Contest
27
4308
2123
Knapsack
Petrozavodsk Summer 2018. umnik_team Contest
143
1042
2124
Algebra on Segment
Petrozavodsk Summer 2018. umnik_team Contest
106
1374
2125
Continue the Sequence
Petrozavodsk Summer 2018. umnik_team Contest
39
3253
2126
Partition into Teams
Petrozavodsk Summer 2018. umnik_team Contest
84
1696
2127
Determinant of a Graph
Petrozavodsk Summer 2018. umnik_team Contest
33
3706
Solved problems:
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