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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
4232
1381
Cockroaches in the Building
Petrozavodsk Summer 2005. Moscow+Ural Contest
137
3541
1382
Game with Cards
Petrozavodsk Summer 2005. Moscow+Ural Contest
288
1747
1383
Flower-garden Designs
Petrozavodsk Summer 2005. Moscow+Ural Contest
43
9823
1384
Goat in the Garden 4
Petrozavodsk Summer 2005. Moscow+Ural Contest
94
5006
1385
Interesting Number
Petrozavodsk Summer 2005. Moscow+Ural Contest
2111
245
1386
Maze
Petrozavodsk Summer 2005. Moscow+Ural Contest
440
1157
1387
Vasya's Dad
Petrozavodsk Summer 2005. Moscow+Ural Contest
366
1385
1388
Photo
Petrozavodsk Summer 2005. Moscow+Ural Contest
22
16269
1389
Roadworks
Petrozavodsk Summer 2005. Moscow+Ural Contest
925
557
1390
Shots at Walls
Petrozavodsk Summer 2005. Moscow+Ural Contest
45
9465
1391
Snake
Petrozavodsk Summer 2005. Moscow+Ural Contest
85
5480
1459
Archer's Travel
Petrozavodsk Winter 2006. USU Contest
281
1684
1460
Wires
Petrozavodsk Winter 2006. USU Contest
106
4225
1461
Christmas Garland
Petrozavodsk Winter 2006. USU Contest
477
1006
1462
Uncle Scrooge's Gold
Petrozavodsk Winter 2006. USU Contest
574
839
1463
Happiness to People!
Petrozavodsk Winter 2006. USU Contest
806
601
1464
Light
Petrozavodsk Winter 2006. USU Contest
159
2900
1465
Pawn Game
Petrozavodsk Winter 2006. USU Contest
988
491
1466
Magic Square
Petrozavodsk Winter 2006. USU Contest
141
3246
1467
Sum of Degrees
Petrozavodsk Winter 2006. USU Contest
391
1222
1468
Fraction
Petrozavodsk Summer 2006. Ural+Orel Contest
568
841
1469
No Smoking!
Petrozavodsk Summer 2006. Ural+Orel Contest
505
944
1470
UFOs
Petrozavodsk Summer 2006. Ural+Orel Contest
1924
251
1471
Distance in the Tree
Petrozavodsk Summer 2006. Ural+Orel Contest
2949
164
1472
Martian Army
Petrozavodsk Summer 2006. Ural+Orel Contest
443
1073
1473
Farm 2
Petrozavodsk Summer 2006. Ural+Orel Contest
81
5340
1474
About Frogs
Petrozavodsk Summer 2006. Ural+Orel Contest
665
720
1475
Ryaba Hen
Petrozavodsk Summer 2006. Ural+Orel Contest
116
3856
1476
Lunar Code
Petrozavodsk Summer 2006. Ural+Orel Contest
366
1292
1477
Airplanes
Petrozavodsk Summer 2006. Ural+Orel Contest
151
3018
1478
Spy Satellites
Petrozavodsk Summer 2006. Ural+Orel Contest
109
4083
1479
Scheduled Checking
Petrozavodsk Summer 2006. Ural+Orel Contest
98
4499
1522
Factory
Petrozavodsk Winter 2007. D.Gozman Contest
256
1774
1523
K-inversions
Petrozavodsk Winter 2007. D.Gozman Contest
1584
296
1524
Men in Black
Petrozavodsk Winter 2007. D.Gozman Contest
26
13104
1525
Path
Petrozavodsk Winter 2007. D.Gozman Contest
1212
386
1526
Martian Plates
Petrozavodsk Winter 2007. D.Gozman Contest
337
1360
1527
Bad Roads
Petrozavodsk Winter 2007. D.Gozman Contest
394
1168
1528
Sequence
Petrozavodsk Winter 2007. D.Gozman Contest
1737
270
1529
Game of Squares
Petrozavodsk Winter 2007. D.Gozman Contest
115
3774
1530
Ones and Zeroes
Petrozavodsk Winter 2007. D.Gozman Contest
519
892
1531
Zones on a Plane
Petrozavodsk Winter 2007. D.Gozman Contest
317
1443
1552
Brainfuck
Petrozavodsk Summer 2007. NSU Contest
372
1182
1553
Caves and Tunnels
Petrozavodsk Summer 2007. NSU Contest
1567
286
1554
Multiplicative Functions
Petrozavodsk Summer 2007. NSU Contest
694
642
1555
Find the Treasure!
Petrozavodsk Summer 2007. NSU Contest
38
9410
1556
Multishot in the Secret Cow Level
Petrozavodsk Summer 2007. NSU Contest
38
9410
1557
Network Attack
Petrozavodsk Summer 2007. NSU Contest
241
1800
1558
Periodical Numbers
Petrozavodsk Summer 2007. NSU Contest
512
865
1559
TruCoders Linguistics
Petrozavodsk Summer 2007. NSU Contest
94
4343
1560
Elementary Symmetric Functions
Petrozavodsk Summer 2007. NSU Contest
476
929
1561
Winnie the Pooh
Petrozavodsk Summer 2007. NSU Contest
145
2914
1618
Arrays Printing
Petrozavodsk Winter 2008. ITMO Contest
85
4446
1619
Big Brother
Petrozavodsk Winter 2008. ITMO Contest
579
717
1620
Clever House
Petrozavodsk Winter 2008. ITMO Contest
263
1547
1621
Definite Integral
Petrozavodsk Winter 2008. ITMO Contest
86
4400
1622
Endspiel
Petrozavodsk Winter 2008. ITMO Contest
123
3176
1623
Fractal Labyrinth
Petrozavodsk Winter 2008. ITMO Contest
125
3129
1624
Go out of here!
Petrozavodsk Winter 2008. ITMO Contest
72
5151
1625
Hankel Matrix
Petrozavodsk Winter 2008. ITMO Contest
399
1033
1626
Interfering Segment
Petrozavodsk Winter 2008. ITMO Contest
43
7969
1627
Join
Petrozavodsk Winter 2008. ITMO Contest
377
1091
1660
The Island of Bad Luck
Petrozavodsk Winter 2008. USU Contest
53
6534
1661
Dodecahedron
Petrozavodsk Winter 2008. USU Contest
99
3776
1662
Goat in the Garden 6
Petrozavodsk Winter 2008. USU Contest
80
4574
1663
The Hobbit or There and Back Again 2
Petrozavodsk Winter 2008. USU Contest
122
3119
1664
Pipeline Transportation
Petrozavodsk Winter 2008. USU Contest
199
1970
1665
Dean's Financial Pyramid
Petrozavodsk Winter 2008. USU Contest
934
436
1666
Vasya Ferrari
Petrozavodsk Winter 2008. USU Contest
307
1299
1667
Square Country 3
Petrozavodsk Winter 2008. USU Contest
210
1871
1668
Death Star 2
Petrozavodsk Winter 2008. USU Contest
60
5881
1669
Universal Word
Petrozavodsk Winter 2008. USU Contest
289
1377
1670
Asterisk
Petrozavodsk Summer 2008. USU Contest
208
1880
1671
Anansi's Cobweb
Petrozavodsk Summer 2008. USU Contest
3658
112
1672
Droid flies
Petrozavodsk Summer 2008. USU Contest
26
11385
1673
Admission to Exam
Petrozavodsk Summer 2008. USU Contest
314
1265
1674
Drunk King
Petrozavodsk Summer 2008. USU Contest
56
6210
1675
Lunar Code 2
Petrozavodsk Summer 2008. USU Contest
210
1863
1676
Mortal Kombat
Petrozavodsk Summer 2008. USU Contest
228
1722
1677
Monkey at the Keyboard
Petrozavodsk Summer 2008. USU Contest
248
1589
1678
Space Poker 3
Petrozavodsk Summer 2008. USU Contest
67
5323
1679
Scrooge's Tower
Petrozavodsk Summer 2008. USU Contest
392
1020
1690
Army of Mages
Petrozavodsk Winter 2009. USU Contest
630
632
1691
Algorithm Complexity
Petrozavodsk Winter 2009. USU Contest
118
3161
1692
Flags for Provinces
Petrozavodsk Winter 2009. USU Contest
1069
375
1693
Loyd's Problem
Petrozavodsk Winter 2009. USU Contest
27
10934
1694
Killer Words
Petrozavodsk Winter 2009. USU Contest
131
2869
1695
Work for Robots
Petrozavodsk Winter 2009. USU Contest
131
2869
1696
Salary for Robots
Petrozavodsk Winter 2009. USU Contest
453
874
1697
Sniper Shot
Petrozavodsk Winter 2009. USU Contest
63
5542
1698
Square Country 5
Petrozavodsk Winter 2009. USU Contest
629
633
1699
Turning Turtles
Petrozavodsk Winter 2009. USU Contest
362
1087
1742
Team building
Petrozavodsk Summer 2009. Ufa SATU Contest
1221
308
1743
Domino Sorting
Petrozavodsk Summer 2009. Ufa SATU Contest
379
973
1744
The Captain's Squad
Petrozavodsk Summer 2009. Ufa SATU Contest
170
2104
1745
Yet Another Answer
Petrozavodsk Summer 2009. Ufa SATU Contest
452
820
1746
Hyperrook
Petrozavodsk Summer 2009. Ufa SATU Contest
217
1668
1747
Kingdom Inspection
Petrozavodsk Summer 2009. Ufa SATU Contest
268
1362
1748
The Most Complex Number
Petrozavodsk Summer 2009. Ufa SATU Contest
1419
265
1749
Periodic Sum
Petrozavodsk Summer 2009. Ufa SATU Contest
171
2092
1750
Pakhom and the Gully
Petrozavodsk Summer 2009. Ufa SATU Contest
293
1250
1751
Improbability Theory
Petrozavodsk Summer 2009. Ufa SATU Contest
90
3786
1752
Tree 2
Petrozavodsk Summer 2009. Ufa SATU Contest
1478
254
1810
Antiequations
Petrozavodsk Summer 2010. Tavrida NU Contest
73
4209
1811
Dual-SIM Phone
Petrozavodsk Summer 2010. Tavrida NU Contest
233
1438
1812
The Island of Bad Luck 2
Petrozavodsk Summer 2010. Tavrida NU Contest
112
2864
1813
Random Shuffler
Petrozavodsk Summer 2010. Tavrida NU Contest
208
1603
1814
Continued Fraction
Petrozavodsk Summer 2010. Tavrida NU Contest
104
3065
1815
Farm in San Andreas
Petrozavodsk Summer 2010. Tavrida NU Contest
67
4537
1816
Troubles with Pollard
Petrozavodsk Summer 2010. Tavrida NU Contest
135
2409
1817
Merry-go-round
Petrozavodsk Summer 2010. Tavrida NU Contest
334
1016
1818
Fair Fishermen
Petrozavodsk Summer 2010. Tavrida NU Contest
165
1996
1819
Professional Approach
Petrozavodsk Summer 2010. Tavrida NU Contest
38
7279
1841
Cableways
Petrozavodsk Summer 2010. USU Contest
144
2155
1842
Local Roots
Petrozavodsk Summer 2010. USU Contest
44
6145
1843
Cutting a Parallelepiped
Petrozavodsk Summer 2010. USU Contest
69
4200
1844
Warlord of the Army of Mages
Petrozavodsk Summer 2010. USU Contest
203
1558
1845
Integer-valued Complex Determinant
Petrozavodsk Summer 2010. USU Contest
62
4609
1846
GCD 2010
Petrozavodsk Summer 2010. USU Contest
2161
153
1847
Zamkadye
Petrozavodsk Summer 2010. USU Contest
66
4366
1848
Fly Hunt
Petrozavodsk Summer 2010. USU Contest
63
4546
1849
Rabbit Hunt 2
Petrozavodsk Summer 2010. USU Contest
122
2514
1850
Space Tourism
Petrozavodsk Summer 2010. USU Contest
110
2765
1851
GOV-internship
Petrozavodsk Summer 2011. Ural SU Team.GOV Contest
181
1735
1852
Cube in a Cube in a Cube
Petrozavodsk Summer 2011. Ural SU Team.GOV Contest
121
2530
1853
Laser Technologies
Petrozavodsk Summer 2011. Ural SU Team.GOV Contest
34
7531
1854
Negotiations with Parthians
Petrozavodsk Summer 2011. Ural SU Team.GOV Contest
784
417
1855
Trade Guilds of Erathia
Petrozavodsk Summer 2011. Ural SU Team.GOV Contest
245
1300
1856
War and Peace
Petrozavodsk Summer 2011. Ural SU Team.GOV Contest
76
3853
1857
Alice and Bandersnatch
Petrozavodsk Summer 2011. Ural SU Team.GOV Contest
235
1353
1858
Magic Cube
Petrozavodsk Summer 2011. Ural SU Team.GOV Contest
76
3853
1859
Last Season of Team.GOV
Petrozavodsk Summer 2011. Ural SU Team.GOV Contest
68
4249
1860
Fiborial
Petrozavodsk Summer 2011. Ural SU Team.GOV Contest
712
459
1861
Graveyard in Deyja
Petrozavodsk Summer 2011. Ural SU Team.GOV Contest
320
1004
1951
Complex Root
Petrozavodsk Winter 2013. Kontur Cup. ChU 2013 Selection
140
1905
1952
To Kill the Dragon
Petrozavodsk Winter 2013. Kontur Cup. ChU 2013 Selection
15
11431
1953
Biggest Inscribed Ellipse
Petrozavodsk Winter 2013. Kontur Cup. ChU 2013 Selection
103
2529
1954
Five Palindromes
Petrozavodsk Winter 2013. Kontur Cup. ChU 2013 Selection
65
3811
1955
Boss, I Can See You!
Petrozavodsk Winter 2013. Kontur Cup. ChU 2013 Selection
80
3176
1956
Fire Signals
Petrozavodsk Winter 2013. Kontur Cup. ChU 2013 Selection
109
2402
1957
Mundial
Petrozavodsk Winter 2013. Kontur Cup. ChU 2013 Selection
41
5604
1958
Algorithm of Professor Ivanov
Petrozavodsk Winter 2013. Kontur Cup. ChU 2013 Selection
65
3811
1959
GOV-internship 3
Petrozavodsk Winter 2013. Kontur Cup. ChU 2013 Selection
258
1066
1960
Palindromes and Super Abilities
Petrozavodsk Winter 2013. Kontur Cup. ChU 2013 Selection
654
430
2036
Intersect Until You're Sick of It
Petrozavodsk Summer 2014. Ural FU Dandelion Contest
138
1692
2037
Richness of binary words
Petrozavodsk Summer 2014. Ural FU Dandelion Contest
203
1176
2038
Minimum Vertex Cover
Petrozavodsk Summer 2014. Ural FU Dandelion Contest
94
2408
2039
Striped Square
Petrozavodsk Summer 2014. Ural FU Dandelion Contest
30
6260
2040
Palindromes and Super Abilities 2
Petrozavodsk Summer 2014. Ural FU Dandelion Contest
278
869
2041
Nanomatryoshkas
Petrozavodsk Summer 2014. Ural FU Dandelion Contest
110
2087
2042
Nikita
Petrozavodsk Summer 2014. Ural FU Dandelion Contest
57
3737
2043
Kirill the Gardener 2
Petrozavodsk Summer 2014. Ural FU Dandelion Contest
45
4553
2044
31 Palindromes
Petrozavodsk Summer 2014. Ural FU Dandelion Contest
86
2608
2045
Richness of words
Petrozavodsk Summer 2014. Ural FU Dandelion Contest
530
464
2118
Cipher Message 4
Petrozavodsk Summer 2018. umnik_team Contest
90
1476
2119
Tree Hull
Petrozavodsk Summer 2018. umnik_team Contest
176
793
2120
Tree Average Weight
Petrozavodsk Summer 2018. umnik_team Contest
70
1845
2121
Intersection of Parabolas
Petrozavodsk Summer 2018. umnik_team Contest
197
713
2122
Hamming
Petrozavodsk Summer 2018. umnik_team Contest
22
4612
2123
Knapsack
Petrozavodsk Summer 2018. umnik_team Contest
137
1004
2124
Algebra on Segment
Petrozavodsk Summer 2018. umnik_team Contest
100
1341
2125
Continue the Sequence
Petrozavodsk Summer 2018. umnik_team Contest
35
3279
2126
Partition into Teams
Petrozavodsk Summer 2018. umnik_team Contest
80
1640
2127
Determinant of a Graph
Petrozavodsk Summer 2018. umnik_team Contest
28
3883
Solved problems:
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