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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
113
4201
1381
Cockroaches in the Building
Petrozavodsk Summer 2005. Moscow+Ural Contest
137
3515
1382
Game with Cards
Petrozavodsk Summer 2005. Moscow+Ural Contest
286
1746
1383
Flower-garden Designs
Petrozavodsk Summer 2005. Moscow+Ural Contest
42
9937
1384
Goat in the Garden 4
Petrozavodsk Summer 2005. Moscow+Ural Contest
92
5066
1385
Interesting Number
Petrozavodsk Summer 2005. Moscow+Ural Contest
2099
245
1386
Maze
Petrozavodsk Summer 2005. Moscow+Ural Contest
439
1151
1387
Vasya's Dad
Petrozavodsk Summer 2005. Moscow+Ural Contest
361
1393
1388
Photo
Petrozavodsk Summer 2005. Moscow+Ural Contest
22
16148
1389
Roadworks
Petrozavodsk Summer 2005. Moscow+Ural Contest
916
558
1390
Shots at Walls
Petrozavodsk Summer 2005. Moscow+Ural Contest
43
9750
1391
Snake
Petrozavodsk Summer 2005. Moscow+Ural Contest
85
5439
1459
Archer's Travel
Petrozavodsk Winter 2006. USU Contest
279
1682
1460
Wires
Petrozavodsk Winter 2006. USU Contest
105
4226
1461
Christmas Garland
Petrozavodsk Winter 2006. USU Contest
474
1004
1462
Uncle Scrooge's Gold
Petrozavodsk Winter 2006. USU Contest
570
838
1463
Happiness to People!
Petrozavodsk Winter 2006. USU Contest
800
600
1464
Light
Petrozavodsk Winter 2006. USU Contest
157
2910
1465
Pawn Game
Petrozavodsk Winter 2006. USU Contest
972
495
1466
Magic Square
Petrozavodsk Winter 2006. USU Contest
141
3219
1467
Sum of Degrees
Petrozavodsk Winter 2006. USU Contest
386
1227
1468
Fraction
Petrozavodsk Summer 2006. Ural+Orel Contest
564
839
1469
No Smoking!
Petrozavodsk Summer 2006. Ural+Orel Contest
495
954
1470
UFOs
Petrozavodsk Summer 2006. Ural+Orel Contest
1912
251
1471
Distance in the Tree
Petrozavodsk Summer 2006. Ural+Orel Contest
2909
165
1472
Martian Army
Petrozavodsk Summer 2006. Ural+Orel Contest
438
1075
1473
Farm 2
Petrozavodsk Summer 2006. Ural+Orel Contest
81
5294
1474
About Frogs
Petrozavodsk Summer 2006. Ural+Orel Contest
661
718
1475
Ryaba Hen
Petrozavodsk Summer 2006. Ural+Orel Contest
114
3885
1476
Lunar Code
Petrozavodsk Summer 2006. Ural+Orel Contest
364
1288
1477
Airplanes
Petrozavodsk Summer 2006. Ural+Orel Contest
150
3011
1478
Spy Satellites
Petrozavodsk Summer 2006. Ural+Orel Contest
109
4048
1479
Scheduled Checking
Petrozavodsk Summer 2006. Ural+Orel Contest
97
4502
1522
Factory
Petrozavodsk Winter 2007. D.Gozman Contest
255
1764
1523
K-inversions
Petrozavodsk Winter 2007. D.Gozman Contest
1568
296
1524
Men in Black
Petrozavodsk Winter 2007. D.Gozman Contest
26
12986
1525
Path
Petrozavodsk Winter 2007. D.Gozman Contest
1202
386
1526
Martian Plates
Petrozavodsk Winter 2007. D.Gozman Contest
333
1363
1527
Bad Roads
Petrozavodsk Winter 2007. D.Gozman Contest
389
1172
1528
Sequence
Petrozavodsk Winter 2007. D.Gozman Contest
1725
269
1529
Game of Squares
Petrozavodsk Winter 2007. D.Gozman Contest
114
3770
1530
Ones and Zeroes
Petrozavodsk Winter 2007. D.Gozman Contest
516
889
1531
Zones on a Plane
Petrozavodsk Winter 2007. D.Gozman Contest
315
1439
1552
Brainfuck
Petrozavodsk Summer 2007. NSU Contest
366
1190
1553
Caves and Tunnels
Petrozavodsk Summer 2007. NSU Contest
1541
288
1554
Multiplicative Functions
Petrozavodsk Summer 2007. NSU Contest
690
639
1555
Find the Treasure!
Petrozavodsk Summer 2007. NSU Contest
37
9517
1556
Multishot in the Secret Cow Level
Petrozavodsk Summer 2007. NSU Contest
38
9319
1557
Network Attack
Petrozavodsk Summer 2007. NSU Contest
238
1804
1558
Periodical Numbers
Petrozavodsk Summer 2007. NSU Contest
509
862
1559
TruCoders Linguistics
Petrozavodsk Summer 2007. NSU Contest
94
4301
1560
Elementary Symmetric Functions
Petrozavodsk Summer 2007. NSU Contest
470
932
1561
Winnie the Pooh
Petrozavodsk Summer 2007. NSU Contest
145
2886
1618
Arrays Printing
Petrozavodsk Winter 2008. ITMO Contest
84
4444
1619
Big Brother
Petrozavodsk Winter 2008. ITMO Contest
576
713
1620
Clever House
Petrozavodsk Winter 2008. ITMO Contest
262
1536
1621
Definite Integral
Petrozavodsk Winter 2008. ITMO Contest
82
4541
1622
Endspiel
Petrozavodsk Winter 2008. ITMO Contest
123
3141
1623
Fractal Labyrinth
Petrozavodsk Winter 2008. ITMO Contest
123
3141
1624
Go out of here!
Petrozavodsk Winter 2008. ITMO Contest
71
5157
1625
Hankel Matrix
Petrozavodsk Winter 2008. ITMO Contest
394
1034
1626
Interfering Segment
Petrozavodsk Winter 2008. ITMO Contest
43
7882
1627
Join
Petrozavodsk Winter 2008. ITMO Contest
372
1094
1660
The Island of Bad Luck
Petrozavodsk Winter 2008. USU Contest
52
6563
1661
Dodecahedron
Petrozavodsk Winter 2008. USU Contest
97
3803
1662
Goat in the Garden 6
Petrozavodsk Winter 2008. USU Contest
78
4624
1663
The Hobbit or There and Back Again 2
Petrozavodsk Winter 2008. USU Contest
122
3083
1664
Pipeline Transportation
Petrozavodsk Winter 2008. USU Contest
197
1966
1665
Dean's Financial Pyramid
Petrozavodsk Winter 2008. USU Contest
922
437
1666
Vasya Ferrari
Petrozavodsk Winter 2008. USU Contest
302
1304
1667
Square Country 3
Petrozavodsk Winter 2008. USU Contest
195
1985
1668
Death Star 2
Petrozavodsk Winter 2008. USU Contest
60
5813
1669
Universal Word
Petrozavodsk Winter 2008. USU Contest
286
1375
1670
Asterisk
Petrozavodsk Summer 2008. USU Contest
206
1876
1671
Anansi's Cobweb
Petrozavodsk Summer 2008. USU Contest
3561
113
1672
Droid flies
Petrozavodsk Summer 2008. USU Contest
26
11253
1673
Admission to Exam
Petrozavodsk Summer 2008. USU Contest
308
1274
1674
Drunk King
Petrozavodsk Summer 2008. USU Contest
56
6138
1675
Lunar Code 2
Petrozavodsk Summer 2008. USU Contest
209
1850
1676
Mortal Kombat
Petrozavodsk Summer 2008. USU Contest
222
1746
1677
Monkey at the Keyboard
Petrozavodsk Summer 2008. USU Contest
247
1576
1678
Space Poker 3
Petrozavodsk Summer 2008. USU Contest
56
6138
1679
Scrooge's Tower
Petrozavodsk Summer 2008. USU Contest
390
1013
1690
Army of Mages
Petrozavodsk Winter 2009. USU Contest
626
629
1691
Algorithm Complexity
Petrozavodsk Winter 2009. USU Contest
114
3224
1692
Flags for Provinces
Petrozavodsk Winter 2009. USU Contest
1063
373
1693
Loyd's Problem
Petrozavodsk Winter 2009. USU Contest
27
10804
1694
Killer Words
Petrozavodsk Winter 2009. USU Contest
131
2835
1695
Work for Robots
Petrozavodsk Winter 2009. USU Contest
128
2897
1696
Salary for Robots
Petrozavodsk Winter 2009. USU Contest
444
881
1697
Sniper Shot
Petrozavodsk Winter 2009. USU Contest
62
5552
1698
Square Country 5
Petrozavodsk Winter 2009. USU Contest
618
637
1699
Turning Turtles
Petrozavodsk Winter 2009. USU Contest
360
1080
1742
Team building
Petrozavodsk Summer 2009. Ufa SATU Contest
1216
305
1743
Domino Sorting
Petrozavodsk Summer 2009. Ufa SATU Contest
378
963
1744
The Captain's Squad
Petrozavodsk Summer 2009. Ufa SATU Contest
170
2076
1745
Yet Another Answer
Petrozavodsk Summer 2009. Ufa SATU Contest
448
816
1746
Hyperrook
Petrozavodsk Summer 2009. Ufa SATU Contest
215
1661
1747
Kingdom Inspection
Petrozavodsk Summer 2009. Ufa SATU Contest
268
1344
1748
The Most Complex Number
Petrozavodsk Summer 2009. Ufa SATU Contest
1401
265
1749
Periodic Sum
Petrozavodsk Summer 2009. Ufa SATU Contest
169
2087
1750
Pakhom and the Gully
Petrozavodsk Summer 2009. Ufa SATU Contest
293
1233
1751
Improbability Theory
Petrozavodsk Summer 2009. Ufa SATU Contest
90
3736
1752
Tree 2
Petrozavodsk Summer 2009. Ufa SATU Contest
1460
254
1810
Antiequations
Petrozavodsk Summer 2010. Tavrida NU Contest
73
4146
1811
Dual-SIM Phone
Petrozavodsk Summer 2010. Tavrida NU Contest
230
1434
1812
The Island of Bad Luck 2
Petrozavodsk Summer 2010. Tavrida NU Contest
112
2821
1813
Random Shuffler
Petrozavodsk Summer 2010. Tavrida NU Contest
207
1586
1814
Continued Fraction
Petrozavodsk Summer 2010. Tavrida NU Contest
102
3073
1815
Farm in San Andreas
Petrozavodsk Summer 2010. Tavrida NU Contest
67
4469
1816
Troubles with Pollard
Petrozavodsk Summer 2010. Tavrida NU Contest
131
2441
1817
Merry-go-round
Petrozavodsk Summer 2010. Tavrida NU Contest
329
1015
1818
Fair Fishermen
Petrozavodsk Summer 2010. Tavrida NU Contest
165
1967
1819
Professional Approach
Petrozavodsk Summer 2010. Tavrida NU Contest
37
7322
1841
Cableways
Petrozavodsk Summer 2010. USU Contest
144
2120
1842
Local Roots
Petrozavodsk Summer 2010. USU Contest
39
6663
1843
Cutting a Parallelepiped
Petrozavodsk Summer 2010. USU Contest
69
4132
1844
Warlord of the Army of Mages
Petrozavodsk Summer 2010. USU Contest
201
1547
1845
Integer-valued Complex Determinant
Petrozavodsk Summer 2010. USU Contest
62
4534
1846
GCD 2010
Petrozavodsk Summer 2010. USU Contest
2138
152
1847
Zamkadye
Petrozavodsk Summer 2010. USU Contest
65
4353
1848
Fly Hunt
Petrozavodsk Summer 2010. USU Contest
60
4664
1849
Rabbit Hunt 2
Petrozavodsk Summer 2010. USU Contest
121
2492
1850
Space Tourism
Petrozavodsk Summer 2010. USU Contest
110
2721
1851
GOV-internship
Petrozavodsk Summer 2011. Ural SU Team.GOV Contest
180
1716
1852
Cube in a Cube in a Cube
Petrozavodsk Summer 2011. Ural SU Team.GOV Contest
121
2489
1853
Laser Technologies
Petrozavodsk Summer 2011. Ural SU Team.GOV Contest
33
7581
1854
Negotiations with Parthians
Petrozavodsk Summer 2011. Ural SU Team.GOV Contest
772
417
1855
Trade Guilds of Erathia
Petrozavodsk Summer 2011. Ural SU Team.GOV Contest
243
1289
1856
War and Peace
Petrozavodsk Summer 2011. Ural SU Team.GOV Contest
75
3835
1857
Alice and Bandersnatch
Petrozavodsk Summer 2011. Ural SU Team.GOV Contest
235
1331
1858
Magic Cube
Petrozavodsk Summer 2011. Ural SU Team.GOV Contest
76
3791
1859
Last Season of Team.GOV
Petrozavodsk Summer 2011. Ural SU Team.GOV Contest
67
4234
1860
Fiborial
Petrozavodsk Summer 2011. Ural SU Team.GOV Contest
700
459
1861
Graveyard in Deyja
Petrozavodsk Summer 2011. Ural SU Team.GOV Contest
319
991
1951
Complex Root
Petrozavodsk Winter 2013. Kontur Cup. ChU 2013 Selection
138
1892
1952
To Kill the Dragon
Petrozavodsk Winter 2013. Kontur Cup. ChU 2013 Selection
15
11201
1953
Biggest Inscribed Ellipse
Petrozavodsk Winter 2013. Kontur Cup. ChU 2013 Selection
102
2501
1954
Five Palindromes
Petrozavodsk Winter 2013. Kontur Cup. ChU 2013 Selection
61
3944
1955
Boss, I Can See You!
Petrozavodsk Winter 2013. Kontur Cup. ChU 2013 Selection
80
3112
1956
Fire Signals
Petrozavodsk Winter 2013. Kontur Cup. ChU 2013 Selection
108
2373
1957
Mundial
Petrozavodsk Winter 2013. Kontur Cup. ChU 2013 Selection
41
5491
1958
Algorithm of Professor Ivanov
Petrozavodsk Winter 2013. Kontur Cup. ChU 2013 Selection
64
3785
1959
GOV-internship 3
Petrozavodsk Winter 2013. Kontur Cup. ChU 2013 Selection
254
1061
1960
Palindromes and Super Abilities
Petrozavodsk Winter 2013. Kontur Cup. ChU 2013 Selection
638
432
2036
Intersect Until You're Sick of It
Petrozavodsk Summer 2014. Ural FU Dandelion Contest
136
1674
2037
Richness of binary words
Petrozavodsk Summer 2014. Ural FU Dandelion Contest
201
1158
2038
Minimum Vertex Cover
Petrozavodsk Summer 2014. Ural FU Dandelion Contest
93
2372
2039
Striped Square
Petrozavodsk Summer 2014. Ural FU Dandelion Contest
30
6109
2040
Palindromes and Super Abilities 2
Petrozavodsk Summer 2014. Ural FU Dandelion Contest
275
857
2041
Nanomatryoshkas
Petrozavodsk Summer 2014. Ural FU Dandelion Contest
107
2089
2042
Nikita
Petrozavodsk Summer 2014. Ural FU Dandelion Contest
51
4006
2043
Kirill the Gardener 2
Petrozavodsk Summer 2014. Ural FU Dandelion Contest
45
4443
2044
31 Palindromes
Petrozavodsk Summer 2014. Ural FU Dandelion Contest
84
2600
2045
Richness of words
Petrozavodsk Summer 2014. Ural FU Dandelion Contest
519
462
2118
Cipher Message 4
Petrozavodsk Summer 2018. umnik_team Contest
89
1421
2119
Tree Hull
Petrozavodsk Summer 2018. umnik_team Contest
155
853
2120
Tree Average Weight
Petrozavodsk Summer 2018. umnik_team Contest
69
1781
2121
Intersection of Parabolas
Petrozavodsk Summer 2018. umnik_team Contest
192
697
2122
Hamming
Petrozavodsk Summer 2018. umnik_team Contest
22
4397
2123
Knapsack
Petrozavodsk Summer 2018. umnik_team Contest
132
991
2124
Algebra on Segment
Petrozavodsk Summer 2018. umnik_team Contest
95
1340
2125
Continue the Sequence
Petrozavodsk Summer 2018. umnik_team Contest
33
3272
2126
Partition into Teams
Petrozavodsk Summer 2018. umnik_team Contest
77
1617
2127
Determinant of a Graph
Petrozavodsk Summer 2018. umnik_team Contest
28
3703
Solved problems:
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