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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
4205
1381
Cockroaches in the Building
Petrozavodsk Summer 2005. Moscow+Ural Contest
137
3518
1382
Game with Cards
Petrozavodsk Summer 2005. Moscow+Ural Contest
286
1747
1383
Flower-garden Designs
Petrozavodsk Summer 2005. Moscow+Ural Contest
42
9946
1384
Goat in the Garden 4
Petrozavodsk Summer 2005. Moscow+Ural Contest
92
5071
1385
Interesting Number
Petrozavodsk Summer 2005. Moscow+Ural Contest
2100
245
1386
Maze
Petrozavodsk Summer 2005. Moscow+Ural Contest
439
1152
1387
Vasya's Dad
Petrozavodsk Summer 2005. Moscow+Ural Contest
363
1387
1388
Photo
Petrozavodsk Summer 2005. Moscow+Ural Contest
22
16162
1389
Roadworks
Petrozavodsk Summer 2005. Moscow+Ural Contest
916
559
1390
Shots at Walls
Petrozavodsk Summer 2005. Moscow+Ural Contest
44
9578
1391
Snake
Petrozavodsk Summer 2005. Moscow+Ural Contest
85
5444
1459
Archer's Travel
Petrozavodsk Winter 2006. USU Contest
279
1683
1460
Wires
Petrozavodsk Winter 2006. USU Contest
106
4194
1461
Christmas Garland
Petrozavodsk Winter 2006. USU Contest
474
1005
1462
Uncle Scrooge's Gold
Petrozavodsk Winter 2006. USU Contest
570
839
1463
Happiness to People!
Petrozavodsk Winter 2006. USU Contest
802
599
1464
Light
Petrozavodsk Winter 2006. USU Contest
158
2896
1465
Pawn Game
Petrozavodsk Winter 2006. USU Contest
972
495
1466
Magic Square
Petrozavodsk Winter 2006. USU Contest
141
3222
1467
Sum of Degrees
Petrozavodsk Winter 2006. USU Contest
386
1229
1468
Fraction
Petrozavodsk Summer 2006. Ural+Orel Contest
564
840
1469
No Smoking!
Petrozavodsk Summer 2006. Ural+Orel Contest
495
955
1470
UFOs
Petrozavodsk Summer 2006. Ural+Orel Contest
1912
251
1471
Distance in the Tree
Petrozavodsk Summer 2006. Ural+Orel Contest
2912
165
1472
Martian Army
Petrozavodsk Summer 2006. Ural+Orel Contest
438
1076
1473
Farm 2
Petrozavodsk Summer 2006. Ural+Orel Contest
81
5299
1474
About Frogs
Petrozavodsk Summer 2006. Ural+Orel Contest
661
719
1475
Ryaba Hen
Petrozavodsk Summer 2006. Ural+Orel Contest
114
3889
1476
Lunar Code
Petrozavodsk Summer 2006. Ural+Orel Contest
364
1289
1477
Airplanes
Petrozavodsk Summer 2006. Ural+Orel Contest
150
3014
1478
Spy Satellites
Petrozavodsk Summer 2006. Ural+Orel Contest
109
4053
1479
Scheduled Checking
Petrozavodsk Summer 2006. Ural+Orel Contest
97
4507
1522
Factory
Petrozavodsk Winter 2007. D.Gozman Contest
255
1766
1523
K-inversions
Petrozavodsk Winter 2007. D.Gozman Contest
1570
296
1524
Men in Black
Petrozavodsk Winter 2007. D.Gozman Contest
26
13000
1525
Path
Petrozavodsk Winter 2007. D.Gozman Contest
1203
386
1526
Martian Plates
Petrozavodsk Winter 2007. D.Gozman Contest
333
1365
1527
Bad Roads
Petrozavodsk Winter 2007. D.Gozman Contest
390
1170
1528
Sequence
Petrozavodsk Winter 2007. D.Gozman Contest
1727
269
1529
Game of Squares
Petrozavodsk Winter 2007. D.Gozman Contest
114
3774
1530
Ones and Zeroes
Petrozavodsk Winter 2007. D.Gozman Contest
518
886
1531
Zones on a Plane
Petrozavodsk Winter 2007. D.Gozman Contest
315
1440
1552
Brainfuck
Petrozavodsk Summer 2007. NSU Contest
366
1191
1553
Caves and Tunnels
Petrozavodsk Summer 2007. NSU Contest
1543
288
1554
Multiplicative Functions
Petrozavodsk Summer 2007. NSU Contest
690
640
1555
Find the Treasure!
Petrozavodsk Summer 2007. NSU Contest
37
9528
1556
Multishot in the Secret Cow Level
Petrozavodsk Summer 2007. NSU Contest
38
9329
1557
Network Attack
Petrozavodsk Summer 2007. NSU Contest
238
1806
1558
Periodical Numbers
Petrozavodsk Summer 2007. NSU Contest
509
863
1559
TruCoders Linguistics
Petrozavodsk Summer 2007. NSU Contest
94
4306
1560
Elementary Symmetric Functions
Petrozavodsk Summer 2007. NSU Contest
470
933
1561
Winnie the Pooh
Petrozavodsk Summer 2007. NSU Contest
145
2889
1618
Arrays Printing
Petrozavodsk Winter 2008. ITMO Contest
84
4450
1619
Big Brother
Petrozavodsk Winter 2008. ITMO Contest
577
713
1620
Clever House
Petrozavodsk Winter 2008. ITMO Contest
262
1538
1621
Definite Integral
Petrozavodsk Winter 2008. ITMO Contest
84
4450
1622
Endspiel
Petrozavodsk Winter 2008. ITMO Contest
123
3145
1623
Fractal Labyrinth
Petrozavodsk Winter 2008. ITMO Contest
123
3145
1624
Go out of here!
Petrozavodsk Winter 2008. ITMO Contest
71
5164
1625
Hankel Matrix
Petrozavodsk Winter 2008. ITMO Contest
395
1033
1626
Interfering Segment
Petrozavodsk Winter 2008. ITMO Contest
43
7892
1627
Join
Petrozavodsk Winter 2008. ITMO Contest
372
1095
1660
The Island of Bad Luck
Petrozavodsk Winter 2008. USU Contest
52
6572
1661
Dodecahedron
Petrozavodsk Winter 2008. USU Contest
97
3808
1662
Goat in the Garden 6
Petrozavodsk Winter 2008. USU Contest
79
4578
1663
The Hobbit or There and Back Again 2
Petrozavodsk Winter 2008. USU Contest
122
3087
1664
Pipeline Transportation
Petrozavodsk Winter 2008. USU Contest
197
1968
1665
Dean's Financial Pyramid
Petrozavodsk Winter 2008. USU Contest
924
436
1666
Vasya Ferrari
Petrozavodsk Winter 2008. USU Contest
302
1306
1667
Square Country 3
Petrozavodsk Winter 2008. USU Contest
195
1988
1668
Death Star 2
Petrozavodsk Winter 2008. USU Contest
60
5821
1669
Universal Word
Petrozavodsk Winter 2008. USU Contest
287
1372
1670
Asterisk
Petrozavodsk Summer 2008. USU Contest
206
1878
1671
Anansi's Cobweb
Petrozavodsk Summer 2008. USU Contest
3571
113
1672
Droid flies
Petrozavodsk Summer 2008. USU Contest
26
11268
1673
Admission to Exam
Petrozavodsk Summer 2008. USU Contest
309
1272
1674
Drunk King
Petrozavodsk Summer 2008. USU Contest
56
6146
1675
Lunar Code 2
Petrozavodsk Summer 2008. USU Contest
209
1852
1676
Mortal Kombat
Petrozavodsk Summer 2008. USU Contest
222
1749
1677
Monkey at the Keyboard
Petrozavodsk Summer 2008. USU Contest
247
1579
1678
Space Poker 3
Petrozavodsk Summer 2008. USU Contest
56
6147
1679
Scrooge's Tower
Petrozavodsk Summer 2008. USU Contest
390
1014
1690
Army of Mages
Petrozavodsk Winter 2009. USU Contest
626
629
1691
Algorithm Complexity
Petrozavodsk Winter 2009. USU Contest
114
3228
1692
Flags for Provinces
Petrozavodsk Winter 2009. USU Contest
1065
372
1693
Loyd's Problem
Petrozavodsk Winter 2009. USU Contest
27
10819
1694
Killer Words
Petrozavodsk Winter 2009. USU Contest
131
2839
1695
Work for Robots
Petrozavodsk Winter 2009. USU Contest
129
2880
1696
Salary for Robots
Petrozavodsk Winter 2009. USU Contest
445
880
1697
Sniper Shot
Petrozavodsk Winter 2009. USU Contest
62
5560
1698
Square Country 5
Petrozavodsk Winter 2009. USU Contest
618
637
1699
Turning Turtles
Petrozavodsk Winter 2009. USU Contest
360
1082
1742
Team building
Petrozavodsk Summer 2009. Ufa SATU Contest
1216
305
1743
Domino Sorting
Petrozavodsk Summer 2009. Ufa SATU Contest
378
965
1744
The Captain's Squad
Petrozavodsk Summer 2009. Ufa SATU Contest
170
2079
1745
Yet Another Answer
Petrozavodsk Summer 2009. Ufa SATU Contest
448
817
1746
Hyperrook
Petrozavodsk Summer 2009. Ufa SATU Contest
216
1656
1747
Kingdom Inspection
Petrozavodsk Summer 2009. Ufa SATU Contest
268
1346
1748
The Most Complex Number
Petrozavodsk Summer 2009. Ufa SATU Contest
1401
265
1749
Periodic Sum
Petrozavodsk Summer 2009. Ufa SATU Contest
170
2079
1750
Pakhom and the Gully
Petrozavodsk Summer 2009. Ufa SATU Contest
293
1235
1751
Improbability Theory
Petrozavodsk Summer 2009. Ufa SATU Contest
90
3742
1752
Tree 2
Petrozavodsk Summer 2009. Ufa SATU Contest
1461
254
1810
Antiequations
Petrozavodsk Summer 2010. Tavrida NU Contest
73
4154
1811
Dual-SIM Phone
Petrozavodsk Summer 2010. Tavrida NU Contest
230
1436
1812
The Island of Bad Luck 2
Petrozavodsk Summer 2010. Tavrida NU Contest
112
2826
1813
Random Shuffler
Petrozavodsk Summer 2010. Tavrida NU Contest
207
1589
1814
Continued Fraction
Petrozavodsk Summer 2010. Tavrida NU Contest
102
3078
1815
Farm in San Andreas
Petrozavodsk Summer 2010. Tavrida NU Contest
67
4477
1816
Troubles with Pollard
Petrozavodsk Summer 2010. Tavrida NU Contest
131
2445
1817
Merry-go-round
Petrozavodsk Summer 2010. Tavrida NU Contest
330
1014
1818
Fair Fishermen
Petrozavodsk Summer 2010. Tavrida NU Contest
165
1970
1819
Professional Approach
Petrozavodsk Summer 2010. Tavrida NU Contest
37
7335
1841
Cableways
Petrozavodsk Summer 2010. USU Contest
144
2124
1842
Local Roots
Petrozavodsk Summer 2010. USU Contest
39
6676
1843
Cutting a Parallelepiped
Petrozavodsk Summer 2010. USU Contest
69
4140
1844
Warlord of the Army of Mages
Petrozavodsk Summer 2010. USU Contest
201
1550
1845
Integer-valued Complex Determinant
Petrozavodsk Summer 2010. USU Contest
62
4543
1846
GCD 2010
Petrozavodsk Summer 2010. USU Contest
2138
152
1847
Zamkadye
Petrozavodsk Summer 2010. USU Contest
65
4361
1848
Fly Hunt
Petrozavodsk Summer 2010. USU Contest
60
4673
1849
Rabbit Hunt 2
Petrozavodsk Summer 2010. USU Contest
121
2497
1850
Space Tourism
Petrozavodsk Summer 2010. USU Contest
110
2726
1851
GOV-internship
Petrozavodsk Summer 2011. Ural SU Team.GOV Contest
180
1719
1852
Cube in a Cube in a Cube
Petrozavodsk Summer 2011. Ural SU Team.GOV Contest
121
2494
1853
Laser Technologies
Petrozavodsk Summer 2011. Ural SU Team.GOV Contest
33
7596
1854
Negotiations with Parthians
Petrozavodsk Summer 2011. Ural SU Team.GOV Contest
772
418
1855
Trade Guilds of Erathia
Petrozavodsk Summer 2011. Ural SU Team.GOV Contest
243
1291
1856
War and Peace
Petrozavodsk Summer 2011. Ural SU Team.GOV Contest
75
3843
1857
Alice and Bandersnatch
Petrozavodsk Summer 2011. Ural SU Team.GOV Contest
235
1333
1858
Magic Cube
Petrozavodsk Summer 2011. Ural SU Team.GOV Contest
76
3798
1859
Last Season of Team.GOV
Petrozavodsk Summer 2011. Ural SU Team.GOV Contest
67
4242
1860
Fiborial
Petrozavodsk Summer 2011. Ural SU Team.GOV Contest
701
459
1861
Graveyard in Deyja
Petrozavodsk Summer 2011. Ural SU Team.GOV Contest
320
990
1951
Complex Root
Petrozavodsk Winter 2013. Kontur Cup. ChU 2013 Selection
138
1897
1952
To Kill the Dragon
Petrozavodsk Winter 2013. Kontur Cup. ChU 2013 Selection
15
11228
1953
Biggest Inscribed Ellipse
Petrozavodsk Winter 2013. Kontur Cup. ChU 2013 Selection
102
2507
1954
Five Palindromes
Petrozavodsk Winter 2013. Kontur Cup. ChU 2013 Selection
61
3954
1955
Boss, I Can See You!
Petrozavodsk Winter 2013. Kontur Cup. ChU 2013 Selection
80
3119
1956
Fire Signals
Petrozavodsk Winter 2013. Kontur Cup. ChU 2013 Selection
109
2359
1957
Mundial
Petrozavodsk Winter 2013. Kontur Cup. ChU 2013 Selection
41
5505
1958
Algorithm of Professor Ivanov
Petrozavodsk Winter 2013. Kontur Cup. ChU 2013 Selection
64
3794
1959
GOV-internship 3
Petrozavodsk Winter 2013. Kontur Cup. ChU 2013 Selection
255
1059
1960
Palindromes and Super Abilities
Petrozavodsk Winter 2013. Kontur Cup. ChU 2013 Selection
641
431
2036
Intersect Until You're Sick of It
Petrozavodsk Summer 2014. Ural FU Dandelion Contest
136
1679
2037
Richness of binary words
Petrozavodsk Summer 2014. Ural FU Dandelion Contest
201
1161
2038
Minimum Vertex Cover
Petrozavodsk Summer 2014. Ural FU Dandelion Contest
93
2379
2039
Striped Square
Petrozavodsk Summer 2014. Ural FU Dandelion Contest
30
6127
2040
Palindromes and Super Abilities 2
Petrozavodsk Summer 2014. Ural FU Dandelion Contest
276
857
2041
Nanomatryoshkas
Petrozavodsk Summer 2014. Ural FU Dandelion Contest
107
2095
2042
Nikita
Petrozavodsk Summer 2014. Ural FU Dandelion Contest
51
4018
2043
Kirill the Gardener 2
Petrozavodsk Summer 2014. Ural FU Dandelion Contest
45
4456
2044
31 Palindromes
Petrozavodsk Summer 2014. Ural FU Dandelion Contest
84
2607
2045
Richness of words
Petrozavodsk Summer 2014. Ural FU Dandelion Contest
519
463
2118
Cipher Message 4
Petrozavodsk Summer 2018. umnik_team Contest
89
1429
2119
Tree Hull
Petrozavodsk Summer 2018. umnik_team Contest
155
858
2120
Tree Average Weight
Petrozavodsk Summer 2018. umnik_team Contest
69
1791
2121
Intersection of Parabolas
Petrozavodsk Summer 2018. umnik_team Contest
192
701
2122
Hamming
Petrozavodsk Summer 2018. umnik_team Contest
22
4422
2123
Knapsack
Petrozavodsk Summer 2018. umnik_team Contest
132
997
2124
Algebra on Segment
Petrozavodsk Summer 2018. umnik_team Contest
95
1348
2125
Continue the Sequence
Petrozavodsk Summer 2018. umnik_team Contest
33
3291
2126
Partition into Teams
Petrozavodsk Summer 2018. umnik_team Contest
77
1627
2127
Determinant of a Graph
Petrozavodsk Summer 2018. umnik_team Contest
28
3724
Solved problems:
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