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Problem set. Petrozavodsk Training Camp
Solved problems:
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Sort by:
id
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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
4201
1381
Cockroaches in the Building
Petrozavodsk Summer 2005. Moscow+Ural Contest
137
3573
1382
Game with Cards
Petrozavodsk Summer 2005. Moscow+Ural Contest
291
1745
1383
Flower-garden Designs
Petrozavodsk Summer 2005. Moscow+Ural Contest
45
9548
1384
Goat in the Garden 4
Petrozavodsk Summer 2005. Moscow+Ural Contest
96
4954
1385
Interesting Number
Petrozavodsk Summer 2005. Moscow+Ural Contest
2123
246
1386
Maze
Petrozavodsk Summer 2005. Moscow+Ural Contest
441
1164
1387
Vasya's Dad
Petrozavodsk Summer 2005. Moscow+Ural Contest
370
1382
1388
Photo
Petrozavodsk Summer 2005. Moscow+Ural Contest
25
15005
1389
Roadworks
Petrozavodsk Summer 2005. Moscow+Ural Contest
935
556
1390
Shots at Walls
Petrozavodsk Summer 2005. Moscow+Ural Contest
47
9213
1391
Snake
Petrozavodsk Summer 2005. Moscow+Ural Contest
85
5528
1459
Archer's Travel
Petrozavodsk Winter 2006. USU Contest
283
1689
1460
Wires
Petrozavodsk Winter 2006. USU Contest
107
4230
1461
Christmas Garland
Petrozavodsk Winter 2006. USU Contest
479
1012
1462
Uncle Scrooge's Gold
Petrozavodsk Winter 2006. USU Contest
576
845
1463
Happiness to People!
Petrozavodsk Winter 2006. USU Contest
814
601
1464
Light
Petrozavodsk Winter 2006. USU Contest
160
2912
1465
Pawn Game
Petrozavodsk Winter 2006. USU Contest
1000
490
1466
Magic Square
Petrozavodsk Winter 2006. USU Contest
142
3256
1467
Sum of Degrees
Petrozavodsk Winter 2006. USU Contest
391
1234
1468
Fraction
Petrozavodsk Summer 2006. Ural+Orel Contest
572
843
1469
No Smoking!
Petrozavodsk Summer 2006. Ural+Orel Contest
517
931
1470
UFOs
Petrozavodsk Summer 2006. Ural+Orel Contest
1935
252
1471
Distance in the Tree
Petrozavodsk Summer 2006. Ural+Orel Contest
2972
165
1472
Martian Army
Petrozavodsk Summer 2006. Ural+Orel Contest
451
1065
1473
Farm 2
Petrozavodsk Summer 2006. Ural+Orel Contest
82
5335
1474
About Frogs
Petrozavodsk Summer 2006. Ural+Orel Contest
669
723
1475
Ryaba Hen
Petrozavodsk Summer 2006. Ural+Orel Contest
117
3865
1476
Lunar Code
Petrozavodsk Summer 2006. Ural+Orel Contest
370
1292
1477
Airplanes
Petrozavodsk Summer 2006. Ural+Orel Contest
151
3048
1478
Spy Satellites
Petrozavodsk Summer 2006. Ural+Orel Contest
111
4056
1479
Scheduled Checking
Petrozavodsk Summer 2006. Ural+Orel Contest
99
4503
1522
Factory
Petrozavodsk Winter 2007. D.Gozman Contest
256
1793
1523
K-inversions
Petrozavodsk Winter 2007. D.Gozman Contest
1599
296
1524
Men in Black
Petrozavodsk Winter 2007. D.Gozman Contest
28
12547
1525
Path
Petrozavodsk Winter 2007. D.Gozman Contest
1230
385
1526
Martian Plates
Petrozavodsk Winter 2007. D.Gozman Contest
337
1374
1527
Bad Roads
Petrozavodsk Winter 2007. D.Gozman Contest
397
1172
1528
Sequence
Petrozavodsk Winter 2007. D.Gozman Contest
1748
271
1529
Game of Squares
Petrozavodsk Winter 2007. D.Gozman Contest
117
3754
1530
Ones and Zeroes
Petrozavodsk Winter 2007. D.Gozman Contest
522
896
1531
Zones on a Plane
Petrozavodsk Winter 2007. D.Gozman Contest
320
1445
1552
Brainfuck
Petrozavodsk Summer 2007. NSU Contest
377
1181
1553
Caves and Tunnels
Petrozavodsk Summer 2007. NSU Contest
1591
285
1554
Multiplicative Functions
Petrozavodsk Summer 2007. NSU Contest
699
644
1555
Find the Treasure!
Petrozavodsk Summer 2007. NSU Contest
40
9139
1556
Multishot in the Secret Cow Level
Petrozavodsk Summer 2007. NSU Contest
39
9325
1557
Network Attack
Petrozavodsk Summer 2007. NSU Contest
245
1792
1558
Periodical Numbers
Petrozavodsk Summer 2007. NSU Contest
517
867
1559
TruCoders Linguistics
Petrozavodsk Summer 2007. NSU Contest
96
4311
1560
Elementary Symmetric Functions
Petrozavodsk Summer 2007. NSU Contest
478
936
1561
Winnie the Pooh
Petrozavodsk Summer 2007. NSU Contest
147
2910
1618
Arrays Printing
Petrozavodsk Winter 2008. ITMO Contest
86
4457
1619
Big Brother
Petrozavodsk Winter 2008. ITMO Contest
582
723
1620
Clever House
Petrozavodsk Winter 2008. ITMO Contest
264
1562
1621
Definite Integral
Petrozavodsk Winter 2008. ITMO Contest
87
4411
1622
Endspiel
Petrozavodsk Winter 2008. ITMO Contest
123
3217
1623
Fractal Labyrinth
Petrozavodsk Winter 2008. ITMO Contest
126
3146
1624
Go out of here!
Petrozavodsk Winter 2008. ITMO Contest
72
5218
1625
Hankel Matrix
Petrozavodsk Winter 2008. ITMO Contest
399
1046
1626
Interfering Segment
Petrozavodsk Winter 2008. ITMO Contest
45
7780
1627
Join
Petrozavodsk Winter 2008. ITMO Contest
378
1103
1660
The Island of Bad Luck
Petrozavodsk Winter 2008. USU Contest
54
6520
1661
Dodecahedron
Petrozavodsk Winter 2008. USU Contest
100
3793
1662
Goat in the Garden 6
Petrozavodsk Winter 2008. USU Contest
80
4636
1663
The Hobbit or There and Back Again 2
Petrozavodsk Winter 2008. USU Contest
122
3161
1664
Pipeline Transportation
Petrozavodsk Winter 2008. USU Contest
201
1978
1665
Dean's Financial Pyramid
Petrozavodsk Winter 2008. USU Contest
943
438
1666
Vasya Ferrari
Petrozavodsk Winter 2008. USU Contest
310
1304
1667
Square Country 3
Petrozavodsk Winter 2008. USU Contest
212
1880
1668
Death Star 2
Petrozavodsk Winter 2008. USU Contest
61
5877
1669
Universal Word
Petrozavodsk Winter 2008. USU Contest
290
1391
1670
Asterisk
Petrozavodsk Summer 2008. USU Contest
208
1906
1671
Anansi's Cobweb
Petrozavodsk Summer 2008. USU Contest
3794
109
1672
Droid flies
Petrozavodsk Summer 2008. USU Contest
27
11229
1673
Admission to Exam
Petrozavodsk Summer 2008. USU Contest
326
1237
1674
Drunk King
Petrozavodsk Summer 2008. USU Contest
56
6295
1675
Lunar Code 2
Petrozavodsk Summer 2008. USU Contest
213
1863
1676
Mortal Kombat
Petrozavodsk Summer 2008. USU Contest
229
1738
1677
Monkey at the Keyboard
Petrozavodsk Summer 2008. USU Contest
249
1604
1678
Space Poker 3
Petrozavodsk Summer 2008. USU Contest
69
5259
1679
Scrooge's Tower
Petrozavodsk Summer 2008. USU Contest
397
1021
1690
Army of Mages
Petrozavodsk Winter 2009. USU Contest
637
634
1691
Algorithm Complexity
Petrozavodsk Winter 2009. USU Contest
121
3131
1692
Flags for Provinces
Petrozavodsk Winter 2009. USU Contest
1076
378
1693
Loyd's Problem
Petrozavodsk Winter 2009. USU Contest
29
10519
1694
Killer Words
Petrozavodsk Winter 2009. USU Contest
131
2909
1695
Work for Robots
Petrozavodsk Winter 2009. USU Contest
131
2909
1696
Salary for Robots
Petrozavodsk Winter 2009. USU Contest
456
880
1697
Sniper Shot
Petrozavodsk Winter 2009. USU Contest
64
5543
1698
Square Country 5
Petrozavodsk Winter 2009. USU Contest
633
638
1699
Turning Turtles
Petrozavodsk Winter 2009. USU Contest
369
1082
1742
Team building
Petrozavodsk Summer 2009. Ufa SATU Contest
1234
309
1743
Domino Sorting
Petrozavodsk Summer 2009. Ufa SATU Contest
382
981
1744
The Captain's Squad
Petrozavodsk Summer 2009. Ufa SATU Contest
172
2113
1745
Yet Another Answer
Petrozavodsk Summer 2009. Ufa SATU Contest
457
823
1746
Hyperrook
Petrozavodsk Summer 2009. Ufa SATU Contest
217
1694
1747
Kingdom Inspection
Petrozavodsk Summer 2009. Ufa SATU Contest
269
1378
1748
The Most Complex Number
Petrozavodsk Summer 2009. Ufa SATU Contest
1434
266
1749
Periodic Sum
Petrozavodsk Summer 2009. Ufa SATU Contest
172
2113
1750
Pakhom and the Gully
Petrozavodsk Summer 2009. Ufa SATU Contest
294
1265
1751
Improbability Theory
Petrozavodsk Summer 2009. Ufa SATU Contest
91
3808
1752
Tree 2
Petrozavodsk Summer 2009. Ufa SATU Contest
1488
257
1810
Antiequations
Petrozavodsk Summer 2010. Tavrida NU Contest
74
4233
1811
Dual-SIM Phone
Petrozavodsk Summer 2010. Tavrida NU Contest
235
1451
1812
The Island of Bad Luck 2
Petrozavodsk Summer 2010. Tavrida NU Contest
113
2891
1813
Random Shuffler
Petrozavodsk Summer 2010. Tavrida NU Contest
209
1624
1814
Continued Fraction
Petrozavodsk Summer 2010. Tavrida NU Contest
106
3065
1815
Farm in San Andreas
Petrozavodsk Summer 2010. Tavrida NU Contest
70
4445
1816
Troubles with Pollard
Petrozavodsk Summer 2010. Tavrida NU Contest
138
2403
1817
Merry-go-round
Petrozavodsk Summer 2010. Tavrida NU Contest
341
1013
1818
Fair Fishermen
Petrozavodsk Summer 2010. Tavrida NU Contest
167
2009
1819
Professional Approach
Petrozavodsk Summer 2010. Tavrida NU Contest
41
6972
1841
Cableways
Petrozavodsk Summer 2010. USU Contest
145
2182
1842
Local Roots
Petrozavodsk Summer 2010. USU Contest
46
6040
1843
Cutting a Parallelepiped
Petrozavodsk Summer 2010. USU Contest
71
4175
1844
Warlord of the Army of Mages
Petrozavodsk Summer 2010. USU Contest
206
1566
1845
Integer-valued Complex Determinant
Petrozavodsk Summer 2010. USU Contest
63
4633
1846
GCD 2010
Petrozavodsk Summer 2010. USU Contest
2199
153
1847
Zamkadye
Petrozavodsk Summer 2010. USU Contest
67
4392
1848
Fly Hunt
Petrozavodsk Summer 2010. USU Contest
63
4633
1849
Rabbit Hunt 2
Petrozavodsk Summer 2010. USU Contest
125
2505
1850
Space Tourism
Petrozavodsk Summer 2010. USU Contest
111
2795
1851
GOV-internship
Petrozavodsk Summer 2011. Ural SU Team.GOV Contest
182
1759
1852
Cube in a Cube in a Cube
Petrozavodsk Summer 2011. Ural SU Team.GOV Contest
123
2540
1853
Laser Technologies
Petrozavodsk Summer 2011. Ural SU Team.GOV Contest
35
7506
1854
Negotiations with Parthians
Petrozavodsk Summer 2011. Ural SU Team.GOV Contest
792
421
1855
Trade Guilds of Erathia
Petrozavodsk Summer 2011. Ural SU Team.GOV Contest
249
1304
1856
War and Peace
Petrozavodsk Summer 2011. Ural SU Team.GOV Contest
77
3882
1857
Alice and Bandersnatch
Petrozavodsk Summer 2011. Ural SU Team.GOV Contest
237
1367
1858
Magic Cube
Petrozavodsk Summer 2011. Ural SU Team.GOV Contest
77
3882
1859
Last Season of Team.GOV
Petrozavodsk Summer 2011. Ural SU Team.GOV Contest
72
4119
1860
Fiborial
Petrozavodsk Summer 2011. Ural SU Team.GOV Contest
722
461
1861
Graveyard in Deyja
Petrozavodsk Summer 2011. Ural SU Team.GOV Contest
327
1002
1951
Complex Root
Petrozavodsk Winter 2013. Kontur Cup. ChU 2013 Selection
141
1938
1952
To Kill the Dragon
Petrozavodsk Winter 2013. Kontur Cup. ChU 2013 Selection
15
11703
1953
Biggest Inscribed Ellipse
Petrozavodsk Winter 2013. Kontur Cup. ChU 2013 Selection
104
2567
1954
Five Palindromes
Petrozavodsk Winter 2013. Kontur Cup. ChU 2013 Selection
67
3800
1955
Boss, I Can See You!
Petrozavodsk Winter 2013. Kontur Cup. ChU 2013 Selection
81
3216
1956
Fire Signals
Petrozavodsk Winter 2013. Kontur Cup. ChU 2013 Selection
110
2438
1957
Mundial
Petrozavodsk Winter 2013. Kontur Cup. ChU 2013 Selection
42
5627
1958
Algorithm of Professor Ivanov
Petrozavodsk Winter 2013. Kontur Cup. ChU 2013 Selection
66
3850
1959
GOV-internship 3
Petrozavodsk Winter 2013. Kontur Cup. ChU 2013 Selection
261
1080
1960
Palindromes and Super Abilities
Petrozavodsk Winter 2013. Kontur Cup. ChU 2013 Selection
663
435
2036
Intersect Until You're Sick of It
Petrozavodsk Summer 2014. Ural FU Dandelion Contest
138
1740
2037
Richness of binary words
Petrozavodsk Summer 2014. Ural FU Dandelion Contest
205
1198
2038
Minimum Vertex Cover
Petrozavodsk Summer 2014. Ural FU Dandelion Contest
95
2453
2039
Striped Square
Petrozavodsk Summer 2014. Ural FU Dandelion Contest
30
6438
2040
Palindromes and Super Abilities 2
Petrozavodsk Summer 2014. Ural FU Dandelion Contest
287
867
2041
Nanomatryoshkas
Petrozavodsk Summer 2014. Ural FU Dandelion Contest
110
2146
2042
Nikita
Petrozavodsk Summer 2014. Ural FU Dandelion Contest
58
3787
2043
Kirill the Gardener 2
Petrozavodsk Summer 2014. Ural FU Dandelion Contest
46
4599
2044
31 Palindromes
Petrozavodsk Summer 2014. Ural FU Dandelion Contest
89
2601
2045
Richness of words
Petrozavodsk Summer 2014. Ural FU Dandelion Contest
542
467
2118
Cipher Message 4
Petrozavodsk Summer 2018. umnik_team Contest
93
1512
2119
Tree Hull
Petrozavodsk Summer 2018. umnik_team Contest
183
807
2120
Tree Average Weight
Petrozavodsk Summer 2018. umnik_team Contest
71
1922
2121
Intersection of Parabolas
Petrozavodsk Summer 2018. umnik_team Contest
205
724
2122
Hamming
Petrozavodsk Summer 2018. umnik_team Contest
25
4449
2123
Knapsack
Petrozavodsk Summer 2018. umnik_team Contest
142
1024
2124
Algebra on Segment
Petrozavodsk Summer 2018. umnik_team Contest
104
1366
2125
Continue the Sequence
Petrozavodsk Summer 2018. umnik_team Contest
37
3313
2126
Partition into Teams
Petrozavodsk Summer 2018. umnik_team Contest
81
1711
2127
Determinant of a Graph
Petrozavodsk Summer 2018. umnik_team Contest
31
3797
Solved problems:
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