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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
115
4193
1381
Cockroaches in the Building
Petrozavodsk Summer 2005. Moscow+Ural Contest
137
3566
1382
Game with Cards
Petrozavodsk Summer 2005. Moscow+Ural Contest
291
1741
1383
Flower-garden Designs
Petrozavodsk Summer 2005. Moscow+Ural Contest
45
9531
1384
Goat in the Garden 4
Petrozavodsk Summer 2005. Moscow+Ural Contest
96
4945
1385
Interesting Number
Petrozavodsk Summer 2005. Moscow+Ural Contest
2123
246
1386
Maze
Petrozavodsk Summer 2005. Moscow+Ural Contest
441
1162
1387
Vasya's Dad
Petrozavodsk Summer 2005. Moscow+Ural Contest
369
1383
1388
Photo
Petrozavodsk Summer 2005. Moscow+Ural Contest
24
15417
1389
Roadworks
Petrozavodsk Summer 2005. Moscow+Ural Contest
934
555
1390
Shots at Walls
Petrozavodsk Summer 2005. Moscow+Ural Contest
47
9196
1391
Snake
Petrozavodsk Summer 2005. Moscow+Ural Contest
85
5518
1459
Archer's Travel
Petrozavodsk Winter 2006. USU Contest
283
1686
1460
Wires
Petrozavodsk Winter 2006. USU Contest
107
4221
1461
Christmas Garland
Petrozavodsk Winter 2006. USU Contest
479
1010
1462
Uncle Scrooge's Gold
Petrozavodsk Winter 2006. USU Contest
576
843
1463
Happiness to People!
Petrozavodsk Winter 2006. USU Contest
812
601
1464
Light
Petrozavodsk Winter 2006. USU Contest
160
2905
1465
Pawn Game
Petrozavodsk Winter 2006. USU Contest
997
490
1466
Magic Square
Petrozavodsk Winter 2006. USU Contest
142
3250
1467
Sum of Degrees
Petrozavodsk Winter 2006. USU Contest
391
1232
1468
Fraction
Petrozavodsk Summer 2006. Ural+Orel Contest
571
843
1469
No Smoking!
Petrozavodsk Summer 2006. Ural+Orel Contest
513
936
1470
UFOs
Petrozavodsk Summer 2006. Ural+Orel Contest
1931
252
1471
Distance in the Tree
Petrozavodsk Summer 2006. Ural+Orel Contest
2966
165
1472
Martian Army
Petrozavodsk Summer 2006. Ural+Orel Contest
450
1065
1473
Farm 2
Petrozavodsk Summer 2006. Ural+Orel Contest
82
5323
1474
About Frogs
Petrozavodsk Summer 2006. Ural+Orel Contest
667
723
1475
Ryaba Hen
Petrozavodsk Summer 2006. Ural+Orel Contest
117
3856
1476
Lunar Code
Petrozavodsk Summer 2006. Ural+Orel Contest
369
1292
1477
Airplanes
Petrozavodsk Summer 2006. Ural+Orel Contest
151
3042
1478
Spy Satellites
Petrozavodsk Summer 2006. Ural+Orel Contest
111
4048
1479
Scheduled Checking
Petrozavodsk Summer 2006. Ural+Orel Contest
99
4493
1522
Factory
Petrozavodsk Winter 2007. D.Gozman Contest
256
1789
1523
K-inversions
Petrozavodsk Winter 2007. D.Gozman Contest
1596
296
1524
Men in Black
Petrozavodsk Winter 2007. D.Gozman Contest
28
12519
1525
Path
Petrozavodsk Winter 2007. D.Gozman Contest
1221
386
1526
Martian Plates
Petrozavodsk Winter 2007. D.Gozman Contest
337
1371
1527
Bad Roads
Petrozavodsk Winter 2007. D.Gozman Contest
397
1169
1528
Sequence
Petrozavodsk Winter 2007. D.Gozman Contest
1746
271
1529
Game of Squares
Petrozavodsk Winter 2007. D.Gozman Contest
117
3746
1530
Ones and Zeroes
Petrozavodsk Winter 2007. D.Gozman Contest
520
898
1531
Zones on a Plane
Petrozavodsk Winter 2007. D.Gozman Contest
319
1446
1552
Brainfuck
Petrozavodsk Summer 2007. NSU Contest
376
1181
1553
Caves and Tunnels
Petrozavodsk Summer 2007. NSU Contest
1587
285
1554
Multiplicative Functions
Petrozavodsk Summer 2007. NSU Contest
698
644
1555
Find the Treasure!
Petrozavodsk Summer 2007. NSU Contest
40
9116
1556
Multishot in the Secret Cow Level
Petrozavodsk Summer 2007. NSU Contest
39
9302
1557
Network Attack
Petrozavodsk Summer 2007. NSU Contest
245
1788
1558
Periodical Numbers
Petrozavodsk Summer 2007. NSU Contest
515
868
1559
TruCoders Linguistics
Petrozavodsk Summer 2007. NSU Contest
96
4300
1560
Elementary Symmetric Functions
Petrozavodsk Summer 2007. NSU Contest
478
934
1561
Winnie the Pooh
Petrozavodsk Summer 2007. NSU Contest
147
2903
1618
Arrays Printing
Petrozavodsk Winter 2008. ITMO Contest
86
4445
1619
Big Brother
Petrozavodsk Winter 2008. ITMO Contest
582
721
1620
Clever House
Petrozavodsk Winter 2008. ITMO Contest
264
1557
1621
Definite Integral
Petrozavodsk Winter 2008. ITMO Contest
87
4399
1622
Endspiel
Petrozavodsk Winter 2008. ITMO Contest
123
3208
1623
Fractal Labyrinth
Petrozavodsk Winter 2008. ITMO Contest
126
3138
1624
Go out of here!
Petrozavodsk Winter 2008. ITMO Contest
72
5204
1625
Hankel Matrix
Petrozavodsk Winter 2008. ITMO Contest
399
1043
1626
Interfering Segment
Petrozavodsk Winter 2008. ITMO Contest
45
7758
1627
Join
Petrozavodsk Winter 2008. ITMO Contest
378
1100
1660
The Island of Bad Luck
Petrozavodsk Winter 2008. USU Contest
54
6501
1661
Dodecahedron
Petrozavodsk Winter 2008. USU Contest
100
3782
1662
Goat in the Garden 6
Petrozavodsk Winter 2008. USU Contest
80
4623
1663
The Hobbit or There and Back Again 2
Petrozavodsk Winter 2008. USU Contest
122
3152
1664
Pipeline Transportation
Petrozavodsk Winter 2008. USU Contest
201
1972
1665
Dean's Financial Pyramid
Petrozavodsk Winter 2008. USU Contest
942
437
1666
Vasya Ferrari
Petrozavodsk Winter 2008. USU Contest
310
1300
1667
Square Country 3
Petrozavodsk Winter 2008. USU Contest
212
1874
1668
Death Star 2
Petrozavodsk Winter 2008. USU Contest
61
5860
1669
Universal Word
Petrozavodsk Winter 2008. USU Contest
289
1391
1670
Asterisk
Petrozavodsk Summer 2008. USU Contest
208
1900
1671
Anansi's Cobweb
Petrozavodsk Summer 2008. USU Contest
3775
109
1672
Droid flies
Petrozavodsk Summer 2008. USU Contest
27
11197
1673
Admission to Exam
Petrozavodsk Summer 2008. USU Contest
325
1237
1674
Drunk King
Petrozavodsk Summer 2008. USU Contest
56
6277
1675
Lunar Code 2
Petrozavodsk Summer 2008. USU Contest
210
1883
1676
Mortal Kombat
Petrozavodsk Summer 2008. USU Contest
229
1733
1677
Monkey at the Keyboard
Petrozavodsk Summer 2008. USU Contest
249
1600
1678
Space Poker 3
Petrozavodsk Summer 2008. USU Contest
69
5244
1679
Scrooge's Tower
Petrozavodsk Summer 2008. USU Contest
394
1025
1690
Army of Mages
Petrozavodsk Winter 2009. USU Contest
637
632
1691
Algorithm Complexity
Petrozavodsk Winter 2009. USU Contest
120
3146
1692
Flags for Provinces
Petrozavodsk Winter 2009. USU Contest
1076
377
1693
Loyd's Problem
Petrozavodsk Winter 2009. USU Contest
29
10487
1694
Killer Words
Petrozavodsk Winter 2009. USU Contest
131
2901
1695
Work for Robots
Petrozavodsk Winter 2009. USU Contest
131
2901
1696
Salary for Robots
Petrozavodsk Winter 2009. USU Contest
456
878
1697
Sniper Shot
Petrozavodsk Winter 2009. USU Contest
64
5527
1698
Square Country 5
Petrozavodsk Winter 2009. USU Contest
631
638
1699
Turning Turtles
Petrozavodsk Winter 2009. USU Contest
368
1082
1742
Team building
Petrozavodsk Summer 2009. Ufa SATU Contest
1231
309
1743
Domino Sorting
Petrozavodsk Summer 2009. Ufa SATU Contest
381
980
1744
The Captain's Squad
Petrozavodsk Summer 2009. Ufa SATU Contest
170
2129
1745
Yet Another Answer
Petrozavodsk Summer 2009. Ufa SATU Contest
454
826
1746
Hyperrook
Petrozavodsk Summer 2009. Ufa SATU Contest
217
1689
1747
Kingdom Inspection
Petrozavodsk Summer 2009. Ufa SATU Contest
269
1374
1748
The Most Complex Number
Petrozavodsk Summer 2009. Ufa SATU Contest
1429
266
1749
Periodic Sum
Petrozavodsk Summer 2009. Ufa SATU Contest
171
2118
1750
Pakhom and the Gully
Petrozavodsk Summer 2009. Ufa SATU Contest
293
1265
1751
Improbability Theory
Petrozavodsk Summer 2009. Ufa SATU Contest
91
3795
1752
Tree 2
Petrozavodsk Summer 2009. Ufa SATU Contest
1487
256
1810
Antiequations
Petrozavodsk Summer 2010. Tavrida NU Contest
74
4217
1811
Dual-SIM Phone
Petrozavodsk Summer 2010. Tavrida NU Contest
235
1446
1812
The Island of Bad Luck 2
Petrozavodsk Summer 2010. Tavrida NU Contest
113
2880
1813
Random Shuffler
Petrozavodsk Summer 2010. Tavrida NU Contest
209
1618
1814
Continued Fraction
Petrozavodsk Summer 2010. Tavrida NU Contest
106
3054
1815
Farm in San Andreas
Petrozavodsk Summer 2010. Tavrida NU Contest
70
4428
1816
Troubles with Pollard
Petrozavodsk Summer 2010. Tavrida NU Contest
138
2394
1817
Merry-go-round
Petrozavodsk Summer 2010. Tavrida NU Contest
339
1015
1818
Fair Fishermen
Petrozavodsk Summer 2010. Tavrida NU Contest
167
2001
1819
Professional Approach
Petrozavodsk Summer 2010. Tavrida NU Contest
41
6946
1841
Cableways
Petrozavodsk Summer 2010. USU Contest
145
2173
1842
Local Roots
Petrozavodsk Summer 2010. USU Contest
46
6015
1843
Cutting a Parallelepiped
Petrozavodsk Summer 2010. USU Contest
71
4159
1844
Warlord of the Army of Mages
Petrozavodsk Summer 2010. USU Contest
206
1560
1845
Integer-valued Complex Determinant
Petrozavodsk Summer 2010. USU Contest
63
4614
1846
GCD 2010
Petrozavodsk Summer 2010. USU Contest
2195
153
1847
Zamkadye
Petrozavodsk Summer 2010. USU Contest
67
4375
1848
Fly Hunt
Petrozavodsk Summer 2010. USU Contest
63
4614
1849
Rabbit Hunt 2
Petrozavodsk Summer 2010. USU Contest
125
2495
1850
Space Tourism
Petrozavodsk Summer 2010. USU Contest
111
2784
1851
GOV-internship
Petrozavodsk Summer 2011. Ural SU Team.GOV Contest
181
1761
1852
Cube in a Cube in a Cube
Petrozavodsk Summer 2011. Ural SU Team.GOV Contest
123
2529
1853
Laser Technologies
Petrozavodsk Summer 2011. Ural SU Team.GOV Contest
35
7475
1854
Negotiations with Parthians
Petrozavodsk Summer 2011. Ural SU Team.GOV Contest
792
419
1855
Trade Guilds of Erathia
Petrozavodsk Summer 2011. Ural SU Team.GOV Contest
249
1299
1856
War and Peace
Petrozavodsk Summer 2011. Ural SU Team.GOV Contest
77
3867
1857
Alice and Bandersnatch
Petrozavodsk Summer 2011. Ural SU Team.GOV Contest
237
1362
1858
Magic Cube
Petrozavodsk Summer 2011. Ural SU Team.GOV Contest
77
3867
1859
Last Season of Team.GOV
Petrozavodsk Summer 2011. Ural SU Team.GOV Contest
71
4153
1860
Fiborial
Petrozavodsk Summer 2011. Ural SU Team.GOV Contest
719
461
1861
Graveyard in Deyja
Petrozavodsk Summer 2011. Ural SU Team.GOV Contest
327
998
1951
Complex Root
Petrozavodsk Winter 2013. Kontur Cup. ChU 2013 Selection
141
1928
1952
To Kill the Dragon
Petrozavodsk Winter 2013. Kontur Cup. ChU 2013 Selection
15
11645
1953
Biggest Inscribed Ellipse
Petrozavodsk Winter 2013. Kontur Cup. ChU 2013 Selection
104
2554
1954
Five Palindromes
Petrozavodsk Winter 2013. Kontur Cup. ChU 2013 Selection
66
3831
1955
Boss, I Can See You!
Petrozavodsk Winter 2013. Kontur Cup. ChU 2013 Selection
81
3200
1956
Fire Signals
Petrozavodsk Winter 2013. Kontur Cup. ChU 2013 Selection
110
2426
1957
Mundial
Petrozavodsk Winter 2013. Kontur Cup. ChU 2013 Selection
42
5599
1958
Algorithm of Professor Ivanov
Petrozavodsk Winter 2013. Kontur Cup. ChU 2013 Selection
66
3831
1959
GOV-internship 3
Petrozavodsk Winter 2013. Kontur Cup. ChU 2013 Selection
260
1078
1960
Palindromes and Super Abilities
Petrozavodsk Winter 2013. Kontur Cup. ChU 2013 Selection
662
433
2036
Intersect Until You're Sick of It
Petrozavodsk Summer 2014. Ural FU Dandelion Contest
138
1730
2037
Richness of binary words
Petrozavodsk Summer 2014. Ural FU Dandelion Contest
204
1196
2038
Minimum Vertex Cover
Petrozavodsk Summer 2014. Ural FU Dandelion Contest
95
2438
2039
Striped Square
Petrozavodsk Summer 2014. Ural FU Dandelion Contest
30
6400
2040
Palindromes and Super Abilities 2
Petrozavodsk Summer 2014. Ural FU Dandelion Contest
287
862
2041
Nanomatryoshkas
Petrozavodsk Summer 2014. Ural FU Dandelion Contest
110
2133
2042
Nikita
Petrozavodsk Summer 2014. Ural FU Dandelion Contest
58
3765
2043
Kirill the Gardener 2
Petrozavodsk Summer 2014. Ural FU Dandelion Contest
46
4572
2044
31 Palindromes
Petrozavodsk Summer 2014. Ural FU Dandelion Contest
88
2612
2045
Richness of words
Petrozavodsk Summer 2014. Ural FU Dandelion Contest
538
467
2118
Cipher Message 4
Petrozavodsk Summer 2018. umnik_team Contest
93
1495
2119
Tree Hull
Petrozavodsk Summer 2018. umnik_team Contest
181
806
2120
Tree Average Weight
Petrozavodsk Summer 2018. umnik_team Contest
71
1901
2121
Intersection of Parabolas
Petrozavodsk Summer 2018. umnik_team Contest
203
723
2122
Hamming
Petrozavodsk Summer 2018. umnik_team Contest
25
4399
2123
Knapsack
Petrozavodsk Summer 2018. umnik_team Contest
139
1033
2124
Algebra on Segment
Petrozavodsk Summer 2018. umnik_team Contest
104
1350
2125
Continue the Sequence
Petrozavodsk Summer 2018. umnik_team Contest
37
3276
2126
Partition into Teams
Petrozavodsk Summer 2018. umnik_team Contest
81
1692
2127
Determinant of a Graph
Petrozavodsk Summer 2018. umnik_team Contest
31
3755
Solved problems:
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