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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
4147
1381
Cockroaches in the Building
Petrozavodsk Summer 2005. Moscow+Ural Contest
138
3558
1382
Game with Cards
Petrozavodsk Summer 2005. Moscow+Ural Contest
293
1738
1383
Flower-garden Designs
Petrozavodsk Summer 2005. Moscow+Ural Contest
45
9576
1384
Goat in the Garden 4
Petrozavodsk Summer 2005. Moscow+Ural Contest
97
4922
1385
Interesting Number
Petrozavodsk Summer 2005. Moscow+Ural Contest
2126
247
1386
Maze
Petrozavodsk Summer 2005. Moscow+Ural Contest
441
1168
1387
Vasya's Dad
Petrozavodsk Summer 2005. Moscow+Ural Contest
370
1386
1388
Photo
Petrozavodsk Summer 2005. Moscow+Ural Contest
26
14629
1389
Roadworks
Petrozavodsk Summer 2005. Moscow+Ural Contest
936
557
1390
Shots at Walls
Petrozavodsk Summer 2005. Moscow+Ural Contest
47
9240
1391
Snake
Petrozavodsk Summer 2005. Moscow+Ural Contest
86
5486
1459
Archer's Travel
Petrozavodsk Winter 2006. USU Contest
284
1689
1460
Wires
Petrozavodsk Winter 2006. USU Contest
107
4244
1461
Christmas Garland
Petrozavodsk Winter 2006. USU Contest
481
1011
1462
Uncle Scrooge's Gold
Petrozavodsk Winter 2006. USU Contest
576
847
1463
Happiness to People!
Petrozavodsk Winter 2006. USU Contest
818
600
1464
Light
Petrozavodsk Winter 2006. USU Contest
161
2904
1465
Pawn Game
Petrozavodsk Winter 2006. USU Contest
1004
490
1466
Magic Square
Petrozavodsk Winter 2006. USU Contest
143
3245
1467
Sum of Degrees
Petrozavodsk Winter 2006. USU Contest
393
1232
1468
Fraction
Petrozavodsk Summer 2006. Ural+Orel Contest
572
846
1469
No Smoking!
Petrozavodsk Summer 2006. Ural+Orel Contest
518
933
1470
UFOs
Petrozavodsk Summer 2006. Ural+Orel Contest
1938
253
1471
Distance in the Tree
Petrozavodsk Summer 2006. Ural+Orel Contest
2983
165
1472
Martian Army
Petrozavodsk Summer 2006. Ural+Orel Contest
452
1066
1473
Farm 2
Petrozavodsk Summer 2006. Ural+Orel Contest
82
5352
1474
About Frogs
Petrozavodsk Summer 2006. Ural+Orel Contest
669
725
1475
Ryaba Hen
Petrozavodsk Summer 2006. Ural+Orel Contest
117
3877
1476
Lunar Code
Petrozavodsk Summer 2006. Ural+Orel Contest
371
1292
1477
Airplanes
Petrozavodsk Summer 2006. Ural+Orel Contest
151
3058
1478
Spy Satellites
Petrozavodsk Summer 2006. Ural+Orel Contest
111
4069
1479
Scheduled Checking
Petrozavodsk Summer 2006. Ural+Orel Contest
99
4517
1522
Factory
Petrozavodsk Winter 2007. D.Gozman Contest
257
1792
1523
K-inversions
Petrozavodsk Winter 2007. D.Gozman Contest
1600
297
1524
Men in Black
Petrozavodsk Winter 2007. D.Gozman Contest
28
12590
1525
Path
Petrozavodsk Winter 2007. D.Gozman Contest
1258
377
1526
Martian Plates
Petrozavodsk Winter 2007. D.Gozman Contest
338
1375
1527
Bad Roads
Petrozavodsk Winter 2007. D.Gozman Contest
397
1176
1528
Sequence
Petrozavodsk Winter 2007. D.Gozman Contest
1751
272
1529
Game of Squares
Petrozavodsk Winter 2007. D.Gozman Contest
117
3767
1530
Ones and Zeroes
Petrozavodsk Winter 2007. D.Gozman Contest
522
899
1531
Zones on a Plane
Petrozavodsk Winter 2007. D.Gozman Contest
322
1441
1552
Brainfuck
Petrozavodsk Summer 2007. NSU Contest
377
1185
1553
Caves and Tunnels
Petrozavodsk Summer 2007. NSU Contest
1600
285
1554
Multiplicative Functions
Petrozavodsk Summer 2007. NSU Contest
699
647
1555
Find the Treasure!
Petrozavodsk Summer 2007. NSU Contest
41
8993
1556
Multishot in the Secret Cow Level
Petrozavodsk Summer 2007. NSU Contest
40
9173
1557
Network Attack
Petrozavodsk Summer 2007. NSU Contest
248
1778
1558
Periodical Numbers
Petrozavodsk Summer 2007. NSU Contest
517
870
1559
TruCoders Linguistics
Petrozavodsk Summer 2007. NSU Contest
97
4286
1560
Elementary Symmetric Functions
Petrozavodsk Summer 2007. NSU Contest
481
934
1561
Winnie the Pooh
Petrozavodsk Summer 2007. NSU Contest
148
2903
1618
Arrays Printing
Petrozavodsk Winter 2008. ITMO Contest
87
4430
1619
Big Brother
Petrozavodsk Winter 2008. ITMO Contest
584
723
1620
Clever House
Petrozavodsk Winter 2008. ITMO Contest
267
1551
1621
Definite Integral
Petrozavodsk Winter 2008. ITMO Contest
87
4430
1622
Endspiel
Petrozavodsk Winter 2008. ITMO Contest
123
3231
1623
Fractal Labyrinth
Petrozavodsk Winter 2008. ITMO Contest
128
3114
1624
Go out of here!
Petrozavodsk Winter 2008. ITMO Contest
73
5177
1625
Hankel Matrix
Petrozavodsk Winter 2008. ITMO Contest
400
1048
1626
Interfering Segment
Petrozavodsk Winter 2008. ITMO Contest
45
7812
1627
Join
Petrozavodsk Winter 2008. ITMO Contest
379
1105
1660
The Island of Bad Luck
Petrozavodsk Winter 2008. USU Contest
54
6548
1661
Dodecahedron
Petrozavodsk Winter 2008. USU Contest
100
3810
1662
Goat in the Garden 6
Petrozavodsk Winter 2008. USU Contest
80
4657
1663
The Hobbit or There and Back Again 2
Petrozavodsk Winter 2008. USU Contest
122
3175
1664
Pipeline Transportation
Petrozavodsk Winter 2008. USU Contest
204
1958
1665
Dean's Financial Pyramid
Petrozavodsk Winter 2008. USU Contest
943
440
1666
Vasya Ferrari
Petrozavodsk Winter 2008. USU Contest
311
1306
1667
Square Country 3
Petrozavodsk Winter 2008. USU Contest
214
1871
1668
Death Star 2
Petrozavodsk Winter 2008. USU Contest
62
5821
1669
Universal Word
Petrozavodsk Winter 2008. USU Contest
290
1397
1670
Asterisk
Petrozavodsk Summer 2008. USU Contest
208
1914
1671
Anansi's Cobweb
Petrozavodsk Summer 2008. USU Contest
3824
109
1672
Droid flies
Petrozavodsk Summer 2008. USU Contest
28
10982
1673
Admission to Exam
Petrozavodsk Summer 2008. USU Contest
328
1235
1674
Drunk King
Petrozavodsk Summer 2008. USU Contest
57
6229
1675
Lunar Code 2
Petrozavodsk Summer 2008. USU Contest
216
1847
1676
Mortal Kombat
Petrozavodsk Summer 2008. USU Contest
230
1739
1677
Monkey at the Keyboard
Petrozavodsk Summer 2008. USU Contest
252
1593
1678
Space Poker 3
Petrozavodsk Summer 2008. USU Contest
70
5217
1679
Scrooge's Tower
Petrozavodsk Summer 2008. USU Contest
398
1023
1690
Army of Mages
Petrozavodsk Winter 2009. USU Contest
638
636
1691
Algorithm Complexity
Petrozavodsk Winter 2009. USU Contest
122
3122
1692
Flags for Provinces
Petrozavodsk Winter 2009. USU Contest
1076
379
1693
Loyd's Problem
Petrozavodsk Winter 2009. USU Contest
29
10566
1694
Killer Words
Petrozavodsk Winter 2009. USU Contest
131
2923
1695
Work for Robots
Petrozavodsk Winter 2009. USU Contest
131
2923
1696
Salary for Robots
Petrozavodsk Winter 2009. USU Contest
456
884
1697
Sniper Shot
Petrozavodsk Winter 2009. USU Contest
64
5568
1698
Square Country 5
Petrozavodsk Winter 2009. USU Contest
633
641
1699
Turning Turtles
Petrozavodsk Winter 2009. USU Contest
369
1087
1742
Team building
Petrozavodsk Summer 2009. Ufa SATU Contest
1234
311
1743
Domino Sorting
Petrozavodsk Summer 2009. Ufa SATU Contest
383
983
1744
The Captain's Squad
Petrozavodsk Summer 2009. Ufa SATU Contest
172
2124
1745
Yet Another Answer
Petrozavodsk Summer 2009. Ufa SATU Contest
458
826
1746
Hyperrook
Petrozavodsk Summer 2009. Ufa SATU Contest
219
1688
1747
Kingdom Inspection
Petrozavodsk Summer 2009. Ufa SATU Contest
270
1380
1748
The Most Complex Number
Petrozavodsk Summer 2009. Ufa SATU Contest
1436
267
1749
Periodic Sum
Petrozavodsk Summer 2009. Ufa SATU Contest
172
2124
1750
Pakhom and the Gully
Petrozavodsk Summer 2009. Ufa SATU Contest
295
1267
1751
Improbability Theory
Petrozavodsk Summer 2009. Ufa SATU Contest
92
3789
1752
Tree 2
Petrozavodsk Summer 2009. Ufa SATU Contest
1491
257
1810
Antiequations
Petrozavodsk Summer 2010. Tavrida NU Contest
75
4207
1811
Dual-SIM Phone
Petrozavodsk Summer 2010. Tavrida NU Contest
236
1454
1812
The Island of Bad Luck 2
Petrozavodsk Summer 2010. Tavrida NU Contest
113
2907
1813
Random Shuffler
Petrozavodsk Summer 2010. Tavrida NU Contest
210
1625
1814
Continued Fraction
Petrozavodsk Summer 2010. Tavrida NU Contest
106
3083
1815
Farm in San Andreas
Petrozavodsk Summer 2010. Tavrida NU Contest
72
4361
1816
Troubles with Pollard
Petrozavodsk Summer 2010. Tavrida NU Contest
138
2416
1817
Merry-go-round
Petrozavodsk Summer 2010. Tavrida NU Contest
341
1019
1818
Fair Fishermen
Petrozavodsk Summer 2010. Tavrida NU Contest
167
2020
1819
Professional Approach
Petrozavodsk Summer 2010. Tavrida NU Contest
42
6877
1841
Cableways
Petrozavodsk Summer 2010. USU Contest
147
2167
1842
Local Roots
Petrozavodsk Summer 2010. USU Contest
46
6077
1843
Cutting a Parallelepiped
Petrozavodsk Summer 2010. USU Contest
71
4201
1844
Warlord of the Army of Mages
Petrozavodsk Summer 2010. USU Contest
207
1568
1845
Integer-valued Complex Determinant
Petrozavodsk Summer 2010. USU Contest
63
4661
1846
GCD 2010
Petrozavodsk Summer 2010. USU Contest
2204
154
1847
Zamkadye
Petrozavodsk Summer 2010. USU Contest
68
4363
1848
Fly Hunt
Petrozavodsk Summer 2010. USU Contest
63
4662
1849
Rabbit Hunt 2
Petrozavodsk Summer 2010. USU Contest
125
2521
1850
Space Tourism
Petrozavodsk Summer 2010. USU Contest
112
2789
1851
GOV-internship
Petrozavodsk Summer 2011. Ural SU Team.GOV Contest
184
1752
1852
Cube in a Cube in a Cube
Petrozavodsk Summer 2011. Ural SU Team.GOV Contest
123
2555
1853
Laser Technologies
Petrozavodsk Summer 2011. Ural SU Team.GOV Contest
36
7388
1854
Negotiations with Parthians
Petrozavodsk Summer 2011. Ural SU Team.GOV Contest
792
424
1855
Trade Guilds of Erathia
Petrozavodsk Summer 2011. Ural SU Team.GOV Contest
250
1307
1856
War and Peace
Petrozavodsk Summer 2011. Ural SU Team.GOV Contest
78
3862
1857
Alice and Bandersnatch
Petrozavodsk Summer 2011. Ural SU Team.GOV Contest
237
1376
1858
Magic Cube
Petrozavodsk Summer 2011. Ural SU Team.GOV Contest
77
3906
1859
Last Season of Team.GOV
Petrozavodsk Summer 2011. Ural SU Team.GOV Contest
72
4145
1860
Fiborial
Petrozavodsk Summer 2011. Ural SU Team.GOV Contest
723
464
1861
Graveyard in Deyja
Petrozavodsk Summer 2011. Ural SU Team.GOV Contest
327
1008
1951
Complex Root
Petrozavodsk Winter 2013. Kontur Cup. ChU 2013 Selection
142
1940
1952
To Kill the Dragon
Petrozavodsk Winter 2013. Kontur Cup. ChU 2013 Selection
15
11792
1953
Biggest Inscribed Ellipse
Petrozavodsk Winter 2013. Kontur Cup. ChU 2013 Selection
105
2564
1954
Five Palindromes
Petrozavodsk Winter 2013. Kontur Cup. ChU 2013 Selection
69
3732
1955
Boss, I Can See You!
Petrozavodsk Winter 2013. Kontur Cup. ChU 2013 Selection
81
3240
1956
Fire Signals
Petrozavodsk Winter 2013. Kontur Cup. ChU 2013 Selection
110
2457
1957
Mundial
Petrozavodsk Winter 2013. Kontur Cup. ChU 2013 Selection
44
5460
1958
Algorithm of Professor Ivanov
Petrozavodsk Winter 2013. Kontur Cup. ChU 2013 Selection
68
3780
1959
GOV-internship 3
Petrozavodsk Winter 2013. Kontur Cup. ChU 2013 Selection
263
1080
1960
Palindromes and Super Abilities
Petrozavodsk Winter 2013. Kontur Cup. ChU 2013 Selection
665
437
2036
Intersect Until You're Sick of It
Petrozavodsk Summer 2014. Ural FU Dandelion Contest
139
1744
2037
Richness of binary words
Petrozavodsk Summer 2014. Ural FU Dandelion Contest
205
1209
2038
Minimum Vertex Cover
Petrozavodsk Summer 2014. Ural FU Dandelion Contest
96
2452
2039
Striped Square
Petrozavodsk Summer 2014. Ural FU Dandelion Contest
31
6338
2040
Palindromes and Super Abilities 2
Petrozavodsk Summer 2014. Ural FU Dandelion Contest
288
872
2041
Nanomatryoshkas
Petrozavodsk Summer 2014. Ural FU Dandelion Contest
111
2148
2042
Nikita
Petrozavodsk Summer 2014. Ural FU Dandelion Contest
60
3712
2043
Kirill the Gardener 2
Petrozavodsk Summer 2014. Ural FU Dandelion Contest
47
4559
2044
31 Palindromes
Petrozavodsk Summer 2014. Ural FU Dandelion Contest
91
2573
2045
Richness of words
Petrozavodsk Summer 2014. Ural FU Dandelion Contest
542
471
2118
Cipher Message 4
Petrozavodsk Summer 2018. umnik_team Contest
102
1414
2119
Tree Hull
Petrozavodsk Summer 2018. umnik_team Contest
185
812
2120
Tree Average Weight
Petrozavodsk Summer 2018. umnik_team Contest
71
1955
2121
Intersection of Parabolas
Petrozavodsk Summer 2018. umnik_team Contest
206
733
2122
Hamming
Petrozavodsk Summer 2018. umnik_team Contest
26
4399
2123
Knapsack
Petrozavodsk Summer 2018. umnik_team Contest
142
1042
2124
Algebra on Segment
Petrozavodsk Summer 2018. umnik_team Contest
105
1377
2125
Continue the Sequence
Petrozavodsk Summer 2018. umnik_team Contest
38
3299
2126
Partition into Teams
Petrozavodsk Summer 2018. umnik_team Contest
82
1721
2127
Determinant of a Graph
Petrozavodsk Summer 2018. umnik_team Contest
32
3770
Solved problems:
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