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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
4196
1381
Cockroaches in the Building
Petrozavodsk Summer 2005. Moscow+Ural Contest
137
3568
1382
Game with Cards
Petrozavodsk Summer 2005. Moscow+Ural Contest
291
1743
1383
Flower-garden Designs
Petrozavodsk Summer 2005. Moscow+Ural Contest
45
9536
1384
Goat in the Garden 4
Petrozavodsk Summer 2005. Moscow+Ural Contest
96
4948
1385
Interesting Number
Petrozavodsk Summer 2005. Moscow+Ural Contest
2123
246
1386
Maze
Petrozavodsk Summer 2005. Moscow+Ural Contest
441
1163
1387
Vasya's Dad
Petrozavodsk Summer 2005. Moscow+Ural Contest
370
1380
1388
Photo
Petrozavodsk Summer 2005. Moscow+Ural Contest
24
15426
1389
Roadworks
Petrozavodsk Summer 2005. Moscow+Ural Contest
934
556
1390
Shots at Walls
Petrozavodsk Summer 2005. Moscow+Ural Contest
47
9202
1391
Snake
Petrozavodsk Summer 2005. Moscow+Ural Contest
85
5521
1459
Archer's Travel
Petrozavodsk Winter 2006. USU Contest
283
1687
1460
Wires
Petrozavodsk Winter 2006. USU Contest
107
4224
1461
Christmas Garland
Petrozavodsk Winter 2006. USU Contest
479
1011
1462
Uncle Scrooge's Gold
Petrozavodsk Winter 2006. USU Contest
576
843
1463
Happiness to People!
Petrozavodsk Winter 2006. USU Contest
813
601
1464
Light
Petrozavodsk Winter 2006. USU Contest
160
2907
1465
Pawn Game
Petrozavodsk Winter 2006. USU Contest
998
490
1466
Magic Square
Petrozavodsk Winter 2006. USU Contest
142
3252
1467
Sum of Degrees
Petrozavodsk Winter 2006. USU Contest
391
1233
1468
Fraction
Petrozavodsk Summer 2006. Ural+Orel Contest
571
844
1469
No Smoking!
Petrozavodsk Summer 2006. Ural+Orel Contest
513
937
1470
UFOs
Petrozavodsk Summer 2006. Ural+Orel Contest
1932
252
1471
Distance in the Tree
Petrozavodsk Summer 2006. Ural+Orel Contest
2968
165
1472
Martian Army
Petrozavodsk Summer 2006. Ural+Orel Contest
451
1063
1473
Farm 2
Petrozavodsk Summer 2006. Ural+Orel Contest
82
5327
1474
About Frogs
Petrozavodsk Summer 2006. Ural+Orel Contest
668
723
1475
Ryaba Hen
Petrozavodsk Summer 2006. Ural+Orel Contest
117
3859
1476
Lunar Code
Petrozavodsk Summer 2006. Ural+Orel Contest
369
1293
1477
Airplanes
Petrozavodsk Summer 2006. Ural+Orel Contest
151
3044
1478
Spy Satellites
Petrozavodsk Summer 2006. Ural+Orel Contest
111
4050
1479
Scheduled Checking
Petrozavodsk Summer 2006. Ural+Orel Contest
99
4496
1522
Factory
Petrozavodsk Winter 2007. D.Gozman Contest
256
1790
1523
K-inversions
Petrozavodsk Winter 2007. D.Gozman Contest
1597
296
1524
Men in Black
Petrozavodsk Winter 2007. D.Gozman Contest
28
12528
1525
Path
Petrozavodsk Winter 2007. D.Gozman Contest
1221
387
1526
Martian Plates
Petrozavodsk Winter 2007. D.Gozman Contest
337
1372
1527
Bad Roads
Petrozavodsk Winter 2007. D.Gozman Contest
397
1170
1528
Sequence
Petrozavodsk Winter 2007. D.Gozman Contest
1747
271
1529
Game of Squares
Petrozavodsk Winter 2007. D.Gozman Contest
117
3749
1530
Ones and Zeroes
Petrozavodsk Winter 2007. D.Gozman Contest
520
898
1531
Zones on a Plane
Petrozavodsk Winter 2007. D.Gozman Contest
319
1447
1552
Brainfuck
Petrozavodsk Summer 2007. NSU Contest
376
1182
1553
Caves and Tunnels
Petrozavodsk Summer 2007. NSU Contest
1587
286
1554
Multiplicative Functions
Petrozavodsk Summer 2007. NSU Contest
698
644
1555
Find the Treasure!
Petrozavodsk Summer 2007. NSU Contest
40
9123
1556
Multishot in the Secret Cow Level
Petrozavodsk Summer 2007. NSU Contest
39
9309
1557
Network Attack
Petrozavodsk Summer 2007. NSU Contest
245
1789
1558
Periodical Numbers
Petrozavodsk Summer 2007. NSU Contest
515
869
1559
TruCoders Linguistics
Petrozavodsk Summer 2007. NSU Contest
96
4303
1560
Elementary Symmetric Functions
Petrozavodsk Summer 2007. NSU Contest
478
935
1561
Winnie the Pooh
Petrozavodsk Summer 2007. NSU Contest
147
2906
1618
Arrays Printing
Petrozavodsk Winter 2008. ITMO Contest
86
4449
1619
Big Brother
Petrozavodsk Winter 2008. ITMO Contest
582
721
1620
Clever House
Petrozavodsk Winter 2008. ITMO Contest
264
1559
1621
Definite Integral
Petrozavodsk Winter 2008. ITMO Contest
87
4403
1622
Endspiel
Petrozavodsk Winter 2008. ITMO Contest
123
3211
1623
Fractal Labyrinth
Petrozavodsk Winter 2008. ITMO Contest
126
3140
1624
Go out of here!
Petrozavodsk Winter 2008. ITMO Contest
72
5208
1625
Hankel Matrix
Petrozavodsk Winter 2008. ITMO Contest
399
1044
1626
Interfering Segment
Petrozavodsk Winter 2008. ITMO Contest
45
7765
1627
Join
Petrozavodsk Winter 2008. ITMO Contest
378
1101
1660
The Island of Bad Luck
Petrozavodsk Winter 2008. USU Contest
54
6507
1661
Dodecahedron
Petrozavodsk Winter 2008. USU Contest
100
3786
1662
Goat in the Garden 6
Petrozavodsk Winter 2008. USU Contest
80
4627
1663
The Hobbit or There and Back Again 2
Petrozavodsk Winter 2008. USU Contest
122
3155
1664
Pipeline Transportation
Petrozavodsk Winter 2008. USU Contest
201
1974
1665
Dean's Financial Pyramid
Petrozavodsk Winter 2008. USU Contest
942
437
1666
Vasya Ferrari
Petrozavodsk Winter 2008. USU Contest
310
1301
1667
Square Country 3
Petrozavodsk Winter 2008. USU Contest
212
1876
1668
Death Star 2
Petrozavodsk Winter 2008. USU Contest
61
5865
1669
Universal Word
Petrozavodsk Winter 2008. USU Contest
289
1393
1670
Asterisk
Petrozavodsk Summer 2008. USU Contest
208
1902
1671
Anansi's Cobweb
Petrozavodsk Summer 2008. USU Contest
3784
109
1672
Droid flies
Petrozavodsk Summer 2008. USU Contest
27
11207
1673
Admission to Exam
Petrozavodsk Summer 2008. USU Contest
326
1234
1674
Drunk King
Petrozavodsk Summer 2008. USU Contest
56
6283
1675
Lunar Code 2
Petrozavodsk Summer 2008. USU Contest
210
1885
1676
Mortal Kombat
Petrozavodsk Summer 2008. USU Contest
229
1735
1677
Monkey at the Keyboard
Petrozavodsk Summer 2008. USU Contest
249
1601
1678
Space Poker 3
Petrozavodsk Summer 2008. USU Contest
69
5249
1679
Scrooge's Tower
Petrozavodsk Summer 2008. USU Contest
394
1026
1690
Army of Mages
Petrozavodsk Winter 2009. USU Contest
637
633
1691
Algorithm Complexity
Petrozavodsk Winter 2009. USU Contest
121
3125
1692
Flags for Provinces
Petrozavodsk Winter 2009. USU Contest
1076
377
1693
Loyd's Problem
Petrozavodsk Winter 2009. USU Contest
29
10497
1694
Killer Words
Petrozavodsk Winter 2009. USU Contest
131
2903
1695
Work for Robots
Petrozavodsk Winter 2009. USU Contest
131
2903
1696
Salary for Robots
Petrozavodsk Winter 2009. USU Contest
456
879
1697
Sniper Shot
Petrozavodsk Winter 2009. USU Contest
64
5532
1698
Square Country 5
Petrozavodsk Winter 2009. USU Contest
631
639
1699
Turning Turtles
Petrozavodsk Winter 2009. USU Contest
369
1080
1742
Team building
Petrozavodsk Summer 2009. Ufa SATU Contest
1232
309
1743
Domino Sorting
Petrozavodsk Summer 2009. Ufa SATU Contest
381
981
1744
The Captain's Squad
Petrozavodsk Summer 2009. Ufa SATU Contest
172
2108
1745
Yet Another Answer
Petrozavodsk Summer 2009. Ufa SATU Contest
454
827
1746
Hyperrook
Petrozavodsk Summer 2009. Ufa SATU Contest
217
1690
1747
Kingdom Inspection
Petrozavodsk Summer 2009. Ufa SATU Contest
269
1375
1748
The Most Complex Number
Petrozavodsk Summer 2009. Ufa SATU Contest
1431
266
1749
Periodic Sum
Petrozavodsk Summer 2009. Ufa SATU Contest
172
2108
1750
Pakhom and the Gully
Petrozavodsk Summer 2009. Ufa SATU Contest
293
1266
1751
Improbability Theory
Petrozavodsk Summer 2009. Ufa SATU Contest
91
3799
1752
Tree 2
Petrozavodsk Summer 2009. Ufa SATU Contest
1487
256
1810
Antiequations
Petrozavodsk Summer 2010. Tavrida NU Contest
74
4222
1811
Dual-SIM Phone
Petrozavodsk Summer 2010. Tavrida NU Contest
235
1448
1812
The Island of Bad Luck 2
Petrozavodsk Summer 2010. Tavrida NU Contest
113
2883
1813
Random Shuffler
Petrozavodsk Summer 2010. Tavrida NU Contest
209
1619
1814
Continued Fraction
Petrozavodsk Summer 2010. Tavrida NU Contest
106
3057
1815
Farm in San Andreas
Petrozavodsk Summer 2010. Tavrida NU Contest
70
4433
1816
Troubles with Pollard
Petrozavodsk Summer 2010. Tavrida NU Contest
138
2396
1817
Merry-go-round
Petrozavodsk Summer 2010. Tavrida NU Contest
339
1016
1818
Fair Fishermen
Petrozavodsk Summer 2010. Tavrida NU Contest
167
2004
1819
Professional Approach
Petrozavodsk Summer 2010. Tavrida NU Contest
41
6954
1841
Cableways
Petrozavodsk Summer 2010. USU Contest
145
2176
1842
Local Roots
Petrozavodsk Summer 2010. USU Contest
46
6023
1843
Cutting a Parallelepiped
Petrozavodsk Summer 2010. USU Contest
71
4164
1844
Warlord of the Army of Mages
Petrozavodsk Summer 2010. USU Contest
206
1561
1845
Integer-valued Complex Determinant
Petrozavodsk Summer 2010. USU Contest
63
4620
1846
GCD 2010
Petrozavodsk Summer 2010. USU Contest
2195
153
1847
Zamkadye
Petrozavodsk Summer 2010. USU Contest
67
4380
1848
Fly Hunt
Petrozavodsk Summer 2010. USU Contest
63
4620
1849
Rabbit Hunt 2
Petrozavodsk Summer 2010. USU Contest
125
2498
1850
Space Tourism
Petrozavodsk Summer 2010. USU Contest
111
2787
1851
GOV-internship
Petrozavodsk Summer 2011. Ural SU Team.GOV Contest
181
1764
1852
Cube in a Cube in a Cube
Petrozavodsk Summer 2011. Ural SU Team.GOV Contest
123
2533
1853
Laser Technologies
Petrozavodsk Summer 2011. Ural SU Team.GOV Contest
35
7485
1854
Negotiations with Parthians
Petrozavodsk Summer 2011. Ural SU Team.GOV Contest
792
420
1855
Trade Guilds of Erathia
Petrozavodsk Summer 2011. Ural SU Team.GOV Contest
249
1301
1856
War and Peace
Petrozavodsk Summer 2011. Ural SU Team.GOV Contest
77
3872
1857
Alice and Bandersnatch
Petrozavodsk Summer 2011. Ural SU Team.GOV Contest
237
1364
1858
Magic Cube
Petrozavodsk Summer 2011. Ural SU Team.GOV Contest
77
3872
1859
Last Season of Team.GOV
Petrozavodsk Summer 2011. Ural SU Team.GOV Contest
71
4158
1860
Fiborial
Petrozavodsk Summer 2011. Ural SU Team.GOV Contest
720
461
1861
Graveyard in Deyja
Petrozavodsk Summer 2011. Ural SU Team.GOV Contest
327
1000
1951
Complex Root
Petrozavodsk Winter 2013. Kontur Cup. ChU 2013 Selection
141
1931
1952
To Kill the Dragon
Petrozavodsk Winter 2013. Kontur Cup. ChU 2013 Selection
15
11663
1953
Biggest Inscribed Ellipse
Petrozavodsk Winter 2013. Kontur Cup. ChU 2013 Selection
104
2558
1954
Five Palindromes
Petrozavodsk Winter 2013. Kontur Cup. ChU 2013 Selection
66
3837
1955
Boss, I Can See You!
Petrozavodsk Winter 2013. Kontur Cup. ChU 2013 Selection
81
3205
1956
Fire Signals
Petrozavodsk Winter 2013. Kontur Cup. ChU 2013 Selection
110
2430
1957
Mundial
Petrozavodsk Winter 2013. Kontur Cup. ChU 2013 Selection
42
5608
1958
Algorithm of Professor Ivanov
Petrozavodsk Winter 2013. Kontur Cup. ChU 2013 Selection
66
3837
1959
GOV-internship 3
Petrozavodsk Winter 2013. Kontur Cup. ChU 2013 Selection
260
1080
1960
Palindromes and Super Abilities
Petrozavodsk Winter 2013. Kontur Cup. ChU 2013 Selection
662
434
2036
Intersect Until You're Sick of It
Petrozavodsk Summer 2014. Ural FU Dandelion Contest
138
1733
2037
Richness of binary words
Petrozavodsk Summer 2014. Ural FU Dandelion Contest
205
1193
2038
Minimum Vertex Cover
Petrozavodsk Summer 2014. Ural FU Dandelion Contest
95
2443
2039
Striped Square
Petrozavodsk Summer 2014. Ural FU Dandelion Contest
30
6412
2040
Palindromes and Super Abilities 2
Petrozavodsk Summer 2014. Ural FU Dandelion Contest
287
864
2041
Nanomatryoshkas
Petrozavodsk Summer 2014. Ural FU Dandelion Contest
110
2137
2042
Nikita
Petrozavodsk Summer 2014. Ural FU Dandelion Contest
58
3772
2043
Kirill the Gardener 2
Petrozavodsk Summer 2014. Ural FU Dandelion Contest
46
4580
2044
31 Palindromes
Petrozavodsk Summer 2014. Ural FU Dandelion Contest
88
2617
2045
Richness of words
Petrozavodsk Summer 2014. Ural FU Dandelion Contest
540
466
2118
Cipher Message 4
Petrozavodsk Summer 2018. umnik_team Contest
93
1500
2119
Tree Hull
Petrozavodsk Summer 2018. umnik_team Contest
182
805
2120
Tree Average Weight
Petrozavodsk Summer 2018. umnik_team Contest
71
1907
2121
Intersection of Parabolas
Petrozavodsk Summer 2018. umnik_team Contest
203
725
2122
Hamming
Petrozavodsk Summer 2018. umnik_team Contest
25
4414
2123
Knapsack
Petrozavodsk Summer 2018. umnik_team Contest
140
1030
2124
Algebra on Segment
Petrozavodsk Summer 2018. umnik_team Contest
104
1355
2125
Continue the Sequence
Petrozavodsk Summer 2018. umnik_team Contest
37
3287
2126
Partition into Teams
Petrozavodsk Summer 2018. umnik_team Contest
81
1698
2127
Determinant of a Graph
Petrozavodsk Summer 2018. umnik_team Contest
31
3768
Solved problems:
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