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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
116
4177
1381
Cockroaches in the Building
Petrozavodsk Summer 2005. Moscow+Ural Contest
138
3556
1382
Game with Cards
Petrozavodsk Summer 2005. Moscow+Ural Contest
291
1749
1383
Flower-garden Designs
Petrozavodsk Summer 2005. Moscow+Ural Contest
45
9570
1384
Goat in the Garden 4
Petrozavodsk Summer 2005. Moscow+Ural Contest
97
4919
1385
Interesting Number
Petrozavodsk Summer 2005. Moscow+Ural Contest
2126
246
1386
Maze
Petrozavodsk Summer 2005. Moscow+Ural Contest
441
1167
1387
Vasya's Dad
Petrozavodsk Summer 2005. Moscow+Ural Contest
370
1385
1388
Photo
Petrozavodsk Summer 2005. Moscow+Ural Contest
25
15038
1389
Roadworks
Petrozavodsk Summer 2005. Moscow+Ural Contest
935
557
1390
Shots at Walls
Petrozavodsk Summer 2005. Moscow+Ural Contest
47
9234
1391
Snake
Petrozavodsk Summer 2005. Moscow+Ural Contest
86
5483
1459
Archer's Travel
Petrozavodsk Winter 2006. USU Contest
283
1694
1460
Wires
Petrozavodsk Winter 2006. USU Contest
107
4241
1461
Christmas Garland
Petrozavodsk Winter 2006. USU Contest
480
1013
1462
Uncle Scrooge's Gold
Petrozavodsk Winter 2006. USU Contest
576
847
1463
Happiness to People!
Petrozavodsk Winter 2006. USU Contest
815
601
1464
Light
Petrozavodsk Winter 2006. USU Contest
160
2919
1465
Pawn Game
Petrozavodsk Winter 2006. USU Contest
1002
490
1466
Magic Square
Petrozavodsk Winter 2006. USU Contest
143
3243
1467
Sum of Degrees
Petrozavodsk Winter 2006. USU Contest
392
1234
1468
Fraction
Petrozavodsk Summer 2006. Ural+Orel Contest
572
845
1469
No Smoking!
Petrozavodsk Summer 2006. Ural+Orel Contest
517
934
1470
UFOs
Petrozavodsk Summer 2006. Ural+Orel Contest
1937
253
1471
Distance in the Tree
Petrozavodsk Summer 2006. Ural+Orel Contest
2980
165
1472
Martian Army
Petrozavodsk Summer 2006. Ural+Orel Contest
451
1067
1473
Farm 2
Petrozavodsk Summer 2006. Ural+Orel Contest
82
5348
1474
About Frogs
Petrozavodsk Summer 2006. Ural+Orel Contest
669
725
1475
Ryaba Hen
Petrozavodsk Summer 2006. Ural+Orel Contest
117
3874
1476
Lunar Code
Petrozavodsk Summer 2006. Ural+Orel Contest
371
1291
1477
Airplanes
Petrozavodsk Summer 2006. Ural+Orel Contest
151
3056
1478
Spy Satellites
Petrozavodsk Summer 2006. Ural+Orel Contest
111
4067
1479
Scheduled Checking
Petrozavodsk Summer 2006. Ural+Orel Contest
99
4514
1522
Factory
Petrozavodsk Winter 2007. D.Gozman Contest
256
1797
1523
K-inversions
Petrozavodsk Winter 2007. D.Gozman Contest
1600
297
1524
Men in Black
Petrozavodsk Winter 2007. D.Gozman Contest
28
12581
1525
Path
Petrozavodsk Winter 2007. D.Gozman Contest
1258
377
1526
Martian Plates
Petrozavodsk Winter 2007. D.Gozman Contest
338
1374
1527
Bad Roads
Petrozavodsk Winter 2007. D.Gozman Contest
397
1175
1528
Sequence
Petrozavodsk Winter 2007. D.Gozman Contest
1751
271
1529
Game of Squares
Petrozavodsk Winter 2007. D.Gozman Contest
117
3765
1530
Ones and Zeroes
Petrozavodsk Winter 2007. D.Gozman Contest
522
899
1531
Zones on a Plane
Petrozavodsk Winter 2007. D.Gozman Contest
322
1440
1552
Brainfuck
Petrozavodsk Summer 2007. NSU Contest
377
1184
1553
Caves and Tunnels
Petrozavodsk Summer 2007. NSU Contest
1600
285
1554
Multiplicative Functions
Petrozavodsk Summer 2007. NSU Contest
699
646
1555
Find the Treasure!
Petrozavodsk Summer 2007. NSU Contest
41
8985
1556
Multishot in the Secret Cow Level
Petrozavodsk Summer 2007. NSU Contest
39
9352
1557
Network Attack
Petrozavodsk Summer 2007. NSU Contest
246
1790
1558
Periodical Numbers
Petrozavodsk Summer 2007. NSU Contest
517
870
1559
TruCoders Linguistics
Petrozavodsk Summer 2007. NSU Contest
97
4283
1560
Elementary Symmetric Functions
Petrozavodsk Summer 2007. NSU Contest
481
933
1561
Winnie the Pooh
Petrozavodsk Summer 2007. NSU Contest
147
2919
1618
Arrays Printing
Petrozavodsk Winter 2008. ITMO Contest
87
4426
1619
Big Brother
Petrozavodsk Winter 2008. ITMO Contest
582
725
1620
Clever House
Petrozavodsk Winter 2008. ITMO Contest
266
1555
1621
Definite Integral
Petrozavodsk Winter 2008. ITMO Contest
87
4426
1622
Endspiel
Petrozavodsk Winter 2008. ITMO Contest
123
3228
1623
Fractal Labyrinth
Petrozavodsk Winter 2008. ITMO Contest
127
3133
1624
Go out of here!
Petrozavodsk Winter 2008. ITMO Contest
73
5172
1625
Hankel Matrix
Petrozavodsk Winter 2008. ITMO Contest
399
1050
1626
Interfering Segment
Petrozavodsk Winter 2008. ITMO Contest
45
7805
1627
Join
Petrozavodsk Winter 2008. ITMO Contest
378
1106
1660
The Island of Bad Luck
Petrozavodsk Winter 2008. USU Contest
54
6542
1661
Dodecahedron
Petrozavodsk Winter 2008. USU Contest
100
3806
1662
Goat in the Garden 6
Petrozavodsk Winter 2008. USU Contest
80
4652
1663
The Hobbit or There and Back Again 2
Petrozavodsk Winter 2008. USU Contest
122
3172
1664
Pipeline Transportation
Petrozavodsk Winter 2008. USU Contest
203
1966
1665
Dean's Financial Pyramid
Petrozavodsk Winter 2008. USU Contest
943
439
1666
Vasya Ferrari
Petrozavodsk Winter 2008. USU Contest
310
1308
1667
Square Country 3
Petrozavodsk Winter 2008. USU Contest
213
1878
1668
Death Star 2
Petrozavodsk Winter 2008. USU Contest
62
5815
1669
Universal Word
Petrozavodsk Winter 2008. USU Contest
290
1396
1670
Asterisk
Petrozavodsk Summer 2008. USU Contest
208
1913
1671
Anansi's Cobweb
Petrozavodsk Summer 2008. USU Contest
3817
109
1672
Droid flies
Petrozavodsk Summer 2008. USU Contest
27
11268
1673
Admission to Exam
Petrozavodsk Summer 2008. USU Contest
328
1233
1674
Drunk King
Petrozavodsk Summer 2008. USU Contest
57
6223
1675
Lunar Code 2
Petrozavodsk Summer 2008. USU Contest
213
1870
1676
Mortal Kombat
Petrozavodsk Summer 2008. USU Contest
230
1737
1677
Monkey at the Keyboard
Petrozavodsk Summer 2008. USU Contest
251
1597
1678
Space Poker 3
Petrozavodsk Summer 2008. USU Contest
69
5277
1679
Scrooge's Tower
Petrozavodsk Summer 2008. USU Contest
397
1024
1690
Army of Mages
Petrozavodsk Winter 2009. USU Contest
637
636
1691
Algorithm Complexity
Petrozavodsk Winter 2009. USU Contest
122
3119
1692
Flags for Provinces
Petrozavodsk Winter 2009. USU Contest
1076
379
1693
Loyd's Problem
Petrozavodsk Winter 2009. USU Contest
29
10556
1694
Killer Words
Petrozavodsk Winter 2009. USU Contest
131
2920
1695
Work for Robots
Petrozavodsk Winter 2009. USU Contest
131
2920
1696
Salary for Robots
Petrozavodsk Winter 2009. USU Contest
456
883
1697
Sniper Shot
Petrozavodsk Winter 2009. USU Contest
64
5563
1698
Square Country 5
Petrozavodsk Winter 2009. USU Contest
633
640
1699
Turning Turtles
Petrozavodsk Winter 2009. USU Contest
369
1086
1742
Team building
Petrozavodsk Summer 2009. Ufa SATU Contest
1234
310
1743
Domino Sorting
Petrozavodsk Summer 2009. Ufa SATU Contest
382
985
1744
The Captain's Squad
Petrozavodsk Summer 2009. Ufa SATU Contest
172
2121
1745
Yet Another Answer
Petrozavodsk Summer 2009. Ufa SATU Contest
457
827
1746
Hyperrook
Petrozavodsk Summer 2009. Ufa SATU Contest
217
1701
1747
Kingdom Inspection
Petrozavodsk Summer 2009. Ufa SATU Contest
270
1379
1748
The Most Complex Number
Petrozavodsk Summer 2009. Ufa SATU Contest
1435
267
1749
Periodic Sum
Petrozavodsk Summer 2009. Ufa SATU Contest
172
2121
1750
Pakhom and the Gully
Petrozavodsk Summer 2009. Ufa SATU Contest
295
1266
1751
Improbability Theory
Petrozavodsk Summer 2009. Ufa SATU Contest
91
3822
1752
Tree 2
Petrozavodsk Summer 2009. Ufa SATU Contest
1491
257
1810
Antiequations
Petrozavodsk Summer 2010. Tavrida NU Contest
75
4202
1811
Dual-SIM Phone
Petrozavodsk Summer 2010. Tavrida NU Contest
236
1452
1812
The Island of Bad Luck 2
Petrozavodsk Summer 2010. Tavrida NU Contest
113
2904
1813
Random Shuffler
Petrozavodsk Summer 2010. Tavrida NU Contest
210
1623
1814
Continued Fraction
Petrozavodsk Summer 2010. Tavrida NU Contest
106
3079
1815
Farm in San Andreas
Petrozavodsk Summer 2010. Tavrida NU Contest
70
4464
1816
Troubles with Pollard
Petrozavodsk Summer 2010. Tavrida NU Contest
138
2413
1817
Merry-go-round
Petrozavodsk Summer 2010. Tavrida NU Contest
341
1018
1818
Fair Fishermen
Petrozavodsk Summer 2010. Tavrida NU Contest
167
2018
1819
Professional Approach
Petrozavodsk Summer 2010. Tavrida NU Contest
42
6868
1841
Cableways
Petrozavodsk Summer 2010. USU Contest
147
2165
1842
Local Roots
Petrozavodsk Summer 2010. USU Contest
46
6069
1843
Cutting a Parallelepiped
Petrozavodsk Summer 2010. USU Contest
71
4195
1844
Warlord of the Army of Mages
Petrozavodsk Summer 2010. USU Contest
207
1566
1845
Integer-valued Complex Determinant
Petrozavodsk Summer 2010. USU Contest
63
4655
1846
GCD 2010
Petrozavodsk Summer 2010. USU Contest
2201
154
1847
Zamkadye
Petrozavodsk Summer 2010. USU Contest
68
4357
1848
Fly Hunt
Petrozavodsk Summer 2010. USU Contest
63
4655
1849
Rabbit Hunt 2
Petrozavodsk Summer 2010. USU Contest
125
2517
1850
Space Tourism
Petrozavodsk Summer 2010. USU Contest
112
2786
1851
GOV-internship
Petrozavodsk Summer 2011. Ural SU Team.GOV Contest
183
1759
1852
Cube in a Cube in a Cube
Petrozavodsk Summer 2011. Ural SU Team.GOV Contest
123
2552
1853
Laser Technologies
Petrozavodsk Summer 2011. Ural SU Team.GOV Contest
36
7378
1854
Negotiations with Parthians
Petrozavodsk Summer 2011. Ural SU Team.GOV Contest
792
423
1855
Trade Guilds of Erathia
Petrozavodsk Summer 2011. Ural SU Team.GOV Contest
250
1305
1856
War and Peace
Petrozavodsk Summer 2011. Ural SU Team.GOV Contest
78
3857
1857
Alice and Bandersnatch
Petrozavodsk Summer 2011. Ural SU Team.GOV Contest
237
1374
1858
Magic Cube
Petrozavodsk Summer 2011. Ural SU Team.GOV Contest
77
3901
1859
Last Season of Team.GOV
Petrozavodsk Summer 2011. Ural SU Team.GOV Contest
72
4139
1860
Fiborial
Petrozavodsk Summer 2011. Ural SU Team.GOV Contest
722
464
1861
Graveyard in Deyja
Petrozavodsk Summer 2011. Ural SU Team.GOV Contest
327
1007
1951
Complex Root
Petrozavodsk Winter 2013. Kontur Cup. ChU 2013 Selection
141
1949
1952
To Kill the Dragon
Petrozavodsk Winter 2013. Kontur Cup. ChU 2013 Selection
15
11773
1953
Biggest Inscribed Ellipse
Petrozavodsk Winter 2013. Kontur Cup. ChU 2013 Selection
104
2582
1954
Five Palindromes
Petrozavodsk Winter 2013. Kontur Cup. ChU 2013 Selection
68
3774
1955
Boss, I Can See You!
Petrozavodsk Winter 2013. Kontur Cup. ChU 2013 Selection
81
3235
1956
Fire Signals
Petrozavodsk Winter 2013. Kontur Cup. ChU 2013 Selection
110
2453
1957
Mundial
Petrozavodsk Winter 2013. Kontur Cup. ChU 2013 Selection
43
5554
1958
Algorithm of Professor Ivanov
Petrozavodsk Winter 2013. Kontur Cup. ChU 2013 Selection
67
3823
1959
GOV-internship 3
Petrozavodsk Winter 2013. Kontur Cup. ChU 2013 Selection
262
1082
1960
Palindromes and Super Abilities
Petrozavodsk Winter 2013. Kontur Cup. ChU 2013 Selection
664
437
2036
Intersect Until You're Sick of It
Petrozavodsk Summer 2014. Ural FU Dandelion Contest
138
1752
2037
Richness of binary words
Petrozavodsk Summer 2014. Ural FU Dandelion Contest
205
1206
2038
Minimum Vertex Cover
Petrozavodsk Summer 2014. Ural FU Dandelion Contest
95
2470
2039
Striped Square
Petrozavodsk Summer 2014. Ural FU Dandelion Contest
31
6326
2040
Palindromes and Super Abilities 2
Petrozavodsk Summer 2014. Ural FU Dandelion Contest
288
870
2041
Nanomatryoshkas
Petrozavodsk Summer 2014. Ural FU Dandelion Contest
111
2143
2042
Nikita
Petrozavodsk Summer 2014. Ural FU Dandelion Contest
59
3759
2043
Kirill the Gardener 2
Petrozavodsk Summer 2014. Ural FU Dandelion Contest
47
4550
2044
31 Palindromes
Petrozavodsk Summer 2014. Ural FU Dandelion Contest
89
2620
2045
Richness of words
Petrozavodsk Summer 2014. Ural FU Dandelion Contest
542
470
2118
Cipher Message 4
Petrozavodsk Summer 2018. umnik_team Contest
102
1409
2119
Tree Hull
Petrozavodsk Summer 2018. umnik_team Contest
184
813
2120
Tree Average Weight
Petrozavodsk Summer 2018. umnik_team Contest
71
1948
2121
Intersection of Parabolas
Petrozavodsk Summer 2018. umnik_team Contest
206
730
2122
Hamming
Petrozavodsk Summer 2018. umnik_team Contest
26
4382
2123
Knapsack
Petrozavodsk Summer 2018. umnik_team Contest
142
1038
2124
Algebra on Segment
Petrozavodsk Summer 2018. umnik_team Contest
105
1372
2125
Continue the Sequence
Petrozavodsk Summer 2018. umnik_team Contest
37
3357
2126
Partition into Teams
Petrozavodsk Summer 2018. umnik_team Contest
81
1734
2127
Determinant of a Graph
Petrozavodsk Summer 2018. umnik_team Contest
32
3756
Solved problems:
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