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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
112
4147
1381
Cockroaches in the Building
Petrozavodsk Summer 2005. Moscow+Ural Contest
133
3538
1382
Game with Cards
Petrozavodsk Summer 2005. Moscow+Ural Contest
280
1745
1383
Flower-garden Designs
Petrozavodsk Summer 2005. Moscow+Ural Contest
40
10118
1384
Goat in the Garden 4
Petrozavodsk Summer 2005. Moscow+Ural Contest
90
5059
1385
Interesting Number
Petrozavodsk Summer 2005. Moscow+Ural Contest
2078
242
1386
Maze
Petrozavodsk Summer 2005. Moscow+Ural Contest
426
1160
1387
Vasya's Dad
Petrozavodsk Summer 2005. Moscow+Ural Contest
355
1386
1388
Photo
Petrozavodsk Summer 2005. Moscow+Ural Contest
20
16864
1389
Roadworks
Petrozavodsk Summer 2005. Moscow+Ural Contest
894
560
1390
Shots at Walls
Petrozavodsk Summer 2005. Moscow+Ural Contest
42
9729
1391
Snake
Petrozavodsk Summer 2005. Moscow+Ural Contest
85
5325
1459
Archer's Travel
Petrozavodsk Winter 2006. USU Contest
276
1659
1460
Wires
Petrozavodsk Winter 2006. USU Contest
102
4236
1461
Christmas Garland
Petrozavodsk Winter 2006. USU Contest
465
999
1462
Uncle Scrooge's Gold
Petrozavodsk Winter 2006. USU Contest
558
835
1463
Happiness to People!
Petrozavodsk Winter 2006. USU Contest
782
599
1464
Light
Petrozavodsk Winter 2006. USU Contest
153
2911
1465
Pawn Game
Petrozavodsk Winter 2006. USU Contest
949
495
1466
Magic Square
Petrozavodsk Winter 2006. USU Contest
137
3228
1467
Sum of Degrees
Petrozavodsk Winter 2006. USU Contest
380
1217
1468
Fraction
Petrozavodsk Summer 2006. Ural+Orel Contest
554
834
1469
No Smoking!
Petrozavodsk Summer 2006. Ural+Orel Contest
459
1002
1470
UFOs
Petrozavodsk Summer 2006. Ural+Orel Contest
1862
251
1471
Distance in the Tree
Petrozavodsk Summer 2006. Ural+Orel Contest
2815
166
1472
Martian Army
Petrozavodsk Summer 2006. Ural+Orel Contest
432
1064
1473
Farm 2
Petrozavodsk Summer 2006. Ural+Orel Contest
77
5404
1474
About Frogs
Petrozavodsk Summer 2006. Ural+Orel Contest
648
715
1475
Ryaba Hen
Petrozavodsk Summer 2006. Ural+Orel Contest
108
3984
1476
Lunar Code
Petrozavodsk Summer 2006. Ural+Orel Contest
350
1306
1477
Airplanes
Petrozavodsk Summer 2006. Ural+Orel Contest
145
3033
1478
Spy Satellites
Petrozavodsk Summer 2006. Ural+Orel Contest
107
4018
1479
Scheduled Checking
Petrozavodsk Summer 2006. Ural+Orel Contest
93
4565
1522
Factory
Petrozavodsk Winter 2007. D.Gozman Contest
247
1773
1523
K-inversions
Petrozavodsk Winter 2007. D.Gozman Contest
1530
296
1524
Men in Black
Petrozavodsk Winter 2007. D.Gozman Contest
23
13806
1525
Path
Petrozavodsk Winter 2007. D.Gozman Contest
1088
415
1526
Martian Plates
Petrozavodsk Winter 2007. D.Gozman Contest
324
1364
1527
Bad Roads
Petrozavodsk Winter 2007. D.Gozman Contest
378
1174
1528
Sequence
Petrozavodsk Winter 2007. D.Gozman Contest
1705
266
1529
Game of Squares
Petrozavodsk Winter 2007. D.Gozman Contest
110
3797
1530
Ones and Zeroes
Petrozavodsk Winter 2007. D.Gozman Contest
503
888
1531
Zones on a Plane
Petrozavodsk Winter 2007. D.Gozman Contest
313
1411
1552
Brainfuck
Petrozavodsk Summer 2007. NSU Contest
357
1185
1553
Caves and Tunnels
Petrozavodsk Summer 2007. NSU Contest
1476
293
1554
Multiplicative Functions
Petrozavodsk Summer 2007. NSU Contest
683
628
1555
Find the Treasure!
Petrozavodsk Summer 2007. NSU Contest
34
9884
1556
Multishot in the Secret Cow Level
Petrozavodsk Summer 2007. NSU Contest
36
9455
1557
Network Attack
Petrozavodsk Summer 2007. NSU Contest
233
1790
1558
Periodical Numbers
Petrozavodsk Summer 2007. NSU Contest
501
851
1559
TruCoders Linguistics
Petrozavodsk Summer 2007. NSU Contest
90
4349
1560
Elementary Symmetric Functions
Petrozavodsk Summer 2007. NSU Contest
459
927
1561
Winnie the Pooh
Petrozavodsk Summer 2007. NSU Contest
142
2861
1618
Arrays Printing
Petrozavodsk Winter 2008. ITMO Contest
81
4447
1619
Big Brother
Petrozavodsk Winter 2008. ITMO Contest
559
711
1620
Clever House
Petrozavodsk Winter 2008. ITMO Contest
260
1499
1621
Definite Integral
Petrozavodsk Winter 2008. ITMO Contest
74
4818
1622
Endspiel
Petrozavodsk Winter 2008. ITMO Contest
122
3066
1623
Fractal Labyrinth
Petrozavodsk Winter 2008. ITMO Contest
117
3187
1624
Go out of here!
Petrozavodsk Winter 2008. ITMO Contest
65
5396
1625
Hankel Matrix
Petrozavodsk Winter 2008. ITMO Contest
387
1019
1626
Interfering Segment
Petrozavodsk Winter 2008. ITMO Contest
40
8094
1627
Join
Petrozavodsk Winter 2008. ITMO Contest
365
1079
1660
The Island of Bad Luck
Petrozavodsk Winter 2008. USU Contest
50
6561
1661
Dodecahedron
Petrozavodsk Winter 2008. USU Contest
95
3749
1662
Goat in the Garden 6
Petrozavodsk Winter 2008. USU Contest
74
4686
1663
The Hobbit or There and Back Again 2
Petrozavodsk Winter 2008. USU Contest
119
3051
1664
Pipeline Transportation
Petrozavodsk Winter 2008. USU Contest
194
1930
1665
Dean's Financial Pyramid
Petrozavodsk Winter 2008. USU Contest
904
431
1666
Vasya Ferrari
Petrozavodsk Winter 2008. USU Contest
298
1278
1667
Square Country 3
Petrozavodsk Winter 2008. USU Contest
190
1968
1668
Death Star 2
Petrozavodsk Winter 2008. USU Contest
58
5789
1669
Universal Word
Petrozavodsk Winter 2008. USU Contest
279
1362
1670
Asterisk
Petrozavodsk Summer 2008. USU Contest
203
1839
1671
Anansi's Cobweb
Petrozavodsk Summer 2008. USU Contest
3310
118
1672
Droid flies
Petrozavodsk Summer 2008. USU Contest
24
11523
1673
Admission to Exam
Petrozavodsk Summer 2008. USU Contest
294
1289
1674
Drunk King
Petrozavodsk Summer 2008. USU Contest
53
6219
1675
Lunar Code 2
Petrozavodsk Summer 2008. USU Contest
207
1805
1676
Mortal Kombat
Petrozavodsk Summer 2008. USU Contest
218
1718
1677
Monkey at the Keyboard
Petrozavodsk Summer 2008. USU Contest
242
1555
1678
Space Poker 3
Petrozavodsk Summer 2008. USU Contest
53
6219
1679
Scrooge's Tower
Petrozavodsk Summer 2008. USU Contest
381
1002
1690
Army of Mages
Petrozavodsk Winter 2009. USU Contest
617
616
1691
Algorithm Complexity
Petrozavodsk Winter 2009. USU Contest
109
3246
1692
Flags for Provinces
Petrozavodsk Winter 2009. USU Contest
1044
367
1693
Loyd's Problem
Petrozavodsk Winter 2009. USU Contest
24
11362
1694
Killer Words
Petrozavodsk Winter 2009. USU Contest
123
2905
1695
Work for Robots
Petrozavodsk Winter 2009. USU Contest
122
2927
1696
Salary for Robots
Petrozavodsk Winter 2009. USU Contest
433
872
1697
Sniper Shot
Petrozavodsk Winter 2009. USU Contest
60
5519
1698
Square Country 5
Petrozavodsk Winter 2009. USU Contest
605
628
1699
Turning Turtles
Petrozavodsk Winter 2009. USU Contest
354
1061
1742
Team building
Petrozavodsk Summer 2009. Ufa SATU Contest
1186
301
1743
Domino Sorting
Petrozavodsk Summer 2009. Ufa SATU Contest
373
939
1744
The Captain's Squad
Petrozavodsk Summer 2009. Ufa SATU Contest
168
2020
1745
Yet Another Answer
Petrozavodsk Summer 2009. Ufa SATU Contest
431
815
1746
Hyperrook
Petrozavodsk Summer 2009. Ufa SATU Contest
212
1620
1747
Kingdom Inspection
Petrozavodsk Summer 2009. Ufa SATU Contest
261
1327
1748
The Most Complex Number
Petrozavodsk Summer 2009. Ufa SATU Contest
1377
259
1749
Periodic Sum
Petrozavodsk Summer 2009. Ufa SATU Contest
168
2020
1750
Pakhom and the Gully
Petrozavodsk Summer 2009. Ufa SATU Contest
284
1223
1751
Improbability Theory
Petrozavodsk Summer 2009. Ufa SATU Contest
87
3707
1752
Tree 2
Petrozavodsk Summer 2009. Ufa SATU Contest
1426
250
1810
Antiequations
Petrozavodsk Summer 2010. Tavrida NU Contest
71
4067
1811
Dual-SIM Phone
Petrozavodsk Summer 2010. Tavrida NU Contest
223
1414
1812
The Island of Bad Luck 2
Petrozavodsk Summer 2010. Tavrida NU Contest
109
2768
1813
Random Shuffler
Petrozavodsk Summer 2010. Tavrida NU Contest
201
1561
1814
Continued Fraction
Petrozavodsk Summer 2010. Tavrida NU Contest
96
3108
1815
Farm in San Andreas
Petrozavodsk Summer 2010. Tavrida NU Contest
65
4393
1816
Troubles with Pollard
Petrozavodsk Summer 2010. Tavrida NU Contest
126
2422
1817
Merry-go-round
Petrozavodsk Summer 2010. Tavrida NU Contest
323
989
1818
Fair Fishermen
Petrozavodsk Summer 2010. Tavrida NU Contest
157
1973
1819
Professional Approach
Petrozavodsk Summer 2010. Tavrida NU Contest
36
7162
1841
Cableways
Petrozavodsk Summer 2010. USU Contest
141
2062
1842
Local Roots
Petrozavodsk Summer 2010. USU Contest
36
6769
1843
Cutting a Parallelepiped
Petrozavodsk Summer 2010. USU Contest
66
4097
1844
Warlord of the Army of Mages
Petrozavodsk Summer 2010. USU Contest
195
1519
1845
Integer-valued Complex Determinant
Petrozavodsk Summer 2010. USU Contest
58
4579
1846
GCD 2010
Petrozavodsk Summer 2010. USU Contest
2063
150
1847
Zamkadye
Petrozavodsk Summer 2010. USU Contest
59
4513
1848
Fly Hunt
Petrozavodsk Summer 2010. USU Contest
52
5022
1849
Rabbit Hunt 2
Petrozavodsk Summer 2010. USU Contest
119
2414
1850
Space Tourism
Petrozavodsk Summer 2010. USU Contest
102
2780
1851
GOV-internship
Petrozavodsk Summer 2011. Ural SU Team.GOV Contest
179
1645
1852
Cube in a Cube in a Cube
Petrozavodsk Summer 2011. Ural SU Team.GOV Contest
117
2448
1853
Laser Technologies
Petrozavodsk Summer 2011. Ural SU Team.GOV Contest
32
7402
1854
Negotiations with Parthians
Petrozavodsk Summer 2011. Ural SU Team.GOV Contest
748
410
1855
Trade Guilds of Erathia
Petrozavodsk Summer 2011. Ural SU Team.GOV Contest
236
1264
1856
War and Peace
Petrozavodsk Summer 2011. Ural SU Team.GOV Contest
74
3701
1857
Alice and Bandersnatch
Petrozavodsk Summer 2011. Ural SU Team.GOV Contest
231
1290
1858
Magic Cube
Petrozavodsk Summer 2011. Ural SU Team.GOV Contest
73
3746
1859
Last Season of Team.GOV
Petrozavodsk Summer 2011. Ural SU Team.GOV Contest
64
4202
1860
Fiborial
Petrozavodsk Summer 2011. Ural SU Team.GOV Contest
684
448
1861
Graveyard in Deyja
Petrozavodsk Summer 2011. Ural SU Team.GOV Contest
313
963
1951
Complex Root
Petrozavodsk Winter 2013. Kontur Cup. ChU 2013 Selection
132
1859
1952
To Kill the Dragon
Petrozavodsk Winter 2013. Kontur Cup. ChU 2013 Selection
12
11995
1953
Biggest Inscribed Ellipse
Petrozavodsk Winter 2013. Kontur Cup. ChU 2013 Selection
99
2421
1954
Five Palindromes
Petrozavodsk Winter 2013. Kontur Cup. ChU 2013 Selection
59
3825
1955
Boss, I Can See You!
Petrozavodsk Winter 2013. Kontur Cup. ChU 2013 Selection
77
3034
1956
Fire Signals
Petrozavodsk Winter 2013. Kontur Cup. ChU 2013 Selection
100
2399
1957
Mundial
Petrozavodsk Winter 2013. Kontur Cup. ChU 2013 Selection
38
5499
1958
Algorithm of Professor Ivanov
Petrozavodsk Winter 2013. Kontur Cup. ChU 2013 Selection
63
3615
1959
GOV-internship 3
Petrozavodsk Winter 2013. Kontur Cup. ChU 2013 Selection
249
1019
1960
Palindromes and Super Abilities
Petrozavodsk Winter 2013. Kontur Cup. ChU 2013 Selection
611
425
2036
Intersect Until You're Sick of It
Petrozavodsk Summer 2014. Ural FU Dandelion Contest
133
1590
2037
Richness of binary words
Petrozavodsk Summer 2014. Ural FU Dandelion Contest
193
1120
2038
Minimum Vertex Cover
Petrozavodsk Summer 2014. Ural FU Dandelion Contest
82
2472
2039
Striped Square
Petrozavodsk Summer 2014. Ural FU Dandelion Contest
23
6892
2040
Palindromes and Super Abilities 2
Petrozavodsk Summer 2014. Ural FU Dandelion Contest
265
827
2041
Nanomatryoshkas
Petrozavodsk Summer 2014. Ural FU Dandelion Contest
90
2274
2042
Nikita
Petrozavodsk Summer 2014. Ural FU Dandelion Contest
45
4135
2043
Kirill the Gardener 2
Petrozavodsk Summer 2014. Ural FU Dandelion Contest
41
4460
2044
31 Palindromes
Petrozavodsk Summer 2014. Ural FU Dandelion Contest
80
2527
2045
Richness of words
Petrozavodsk Summer 2014. Ural FU Dandelion Contest
499
447
2118
Cipher Message 4
Petrozavodsk Summer 2018. umnik_team Contest
82
1320
2119
Tree Hull
Petrozavodsk Summer 2018. umnik_team Contest
141
804
2120
Tree Average Weight
Petrozavodsk Summer 2018. umnik_team Contest
62
1687
2121
Intersection of Parabolas
Petrozavodsk Summer 2018. umnik_team Contest
162
706
2122
Hamming
Petrozavodsk Summer 2018. umnik_team Contest
16
4672
2123
Knapsack
Petrozavodsk Summer 2018. umnik_team Contest
120
934
2124
Algebra on Segment
Petrozavodsk Summer 2018. umnik_team Contest
91
1203
2125
Continue the Sequence
Petrozavodsk Summer 2018. umnik_team Contest
28
3196
2126
Partition into Teams
Petrozavodsk Summer 2018. umnik_team Contest
74
1446
2127
Determinant of a Graph
Petrozavodsk Summer 2018. umnik_team Contest
23
3681
Solved problems:
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