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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
117
4149
1381
Cockroaches in the Building
Petrozavodsk Summer 2005. Moscow+Ural Contest
140
3513
1382
Game with Cards
Petrozavodsk Summer 2005. Moscow+Ural Contest
295
1728
1383
Flower-garden Designs
Petrozavodsk Summer 2005. Moscow+Ural Contest
46
9409
1384
Goat in the Garden 4
Petrozavodsk Summer 2005. Moscow+Ural Contest
99
4834
1385
Interesting Number
Petrozavodsk Summer 2005. Moscow+Ural Contest
2130
246
1386
Maze
Petrozavodsk Summer 2005. Moscow+Ural Contest
444
1161
1387
Vasya's Dad
Petrozavodsk Summer 2005. Moscow+Ural Contest
376
1365
1388
Photo
Petrozavodsk Summer 2005. Moscow+Ural Contest
26
14637
1389
Roadworks
Petrozavodsk Summer 2005. Moscow+Ural Contest
938
556
1390
Shots at Walls
Petrozavodsk Summer 2005. Moscow+Ural Contest
47
9244
1391
Snake
Petrozavodsk Summer 2005. Moscow+Ural Contest
86
5489
1459
Archer's Travel
Petrozavodsk Winter 2006. USU Contest
284
1690
1460
Wires
Petrozavodsk Winter 2006. USU Contest
108
4210
1461
Christmas Garland
Petrozavodsk Winter 2006. USU Contest
487
1000
1462
Uncle Scrooge's Gold
Petrozavodsk Winter 2006. USU Contest
578
845
1463
Happiness to People!
Petrozavodsk Winter 2006. USU Contest
822
597
1464
Light
Petrozavodsk Winter 2006. USU Contest
161
2905
1465
Pawn Game
Petrozavodsk Winter 2006. USU Contest
1004
490
1466
Magic Square
Petrozavodsk Winter 2006. USU Contest
143
3247
1467
Sum of Degrees
Petrozavodsk Winter 2006. USU Contest
395
1227
1468
Fraction
Petrozavodsk Summer 2006. Ural+Orel Contest
574
844
1469
No Smoking!
Petrozavodsk Summer 2006. Ural+Orel Contest
520
930
1470
UFOs
Petrozavodsk Summer 2006. Ural+Orel Contest
1941
253
1471
Distance in the Tree
Petrozavodsk Summer 2006. Ural+Orel Contest
2988
164
1472
Martian Army
Petrozavodsk Summer 2006. Ural+Orel Contest
458
1053
1473
Farm 2
Petrozavodsk Summer 2006. Ural+Orel Contest
82
5355
1474
About Frogs
Petrozavodsk Summer 2006. Ural+Orel Contest
669
726
1475
Ryaba Hen
Petrozavodsk Summer 2006. Ural+Orel Contest
117
3879
1476
Lunar Code
Petrozavodsk Summer 2006. Ural+Orel Contest
376
1276
1477
Airplanes
Petrozavodsk Summer 2006. Ural+Orel Contest
152
3041
1478
Spy Satellites
Petrozavodsk Summer 2006. Ural+Orel Contest
111
4072
1479
Scheduled Checking
Petrozavodsk Summer 2006. Ural+Orel Contest
102
4399
1522
Factory
Petrozavodsk Winter 2007. D.Gozman Contest
259
1780
1523
K-inversions
Petrozavodsk Winter 2007. D.Gozman Contest
1604
297
1524
Men in Black
Petrozavodsk Winter 2007. D.Gozman Contest
28
12598
1525
Path
Petrozavodsk Winter 2007. D.Gozman Contest
1264
376
1526
Martian Plates
Petrozavodsk Winter 2007. D.Gozman Contest
342
1360
1527
Bad Roads
Petrozavodsk Winter 2007. D.Gozman Contest
401
1165
1528
Sequence
Petrozavodsk Winter 2007. D.Gozman Contest
1755
271
1529
Game of Squares
Petrozavodsk Winter 2007. D.Gozman Contest
117
3770
1530
Ones and Zeroes
Petrozavodsk Winter 2007. D.Gozman Contest
529
888
1531
Zones on a Plane
Petrozavodsk Winter 2007. D.Gozman Contest
322
1442
1552
Brainfuck
Petrozavodsk Summer 2007. NSU Contest
378
1183
1553
Caves and Tunnels
Petrozavodsk Summer 2007. NSU Contest
1602
285
1554
Multiplicative Functions
Petrozavodsk Summer 2007. NSU Contest
709
638
1555
Find the Treasure!
Petrozavodsk Summer 2007. NSU Contest
41
8999
1556
Multishot in the Secret Cow Level
Petrozavodsk Summer 2007. NSU Contest
40
9179
1557
Network Attack
Petrozavodsk Summer 2007. NSU Contest
249
1772
1558
Periodical Numbers
Petrozavodsk Summer 2007. NSU Contest
521
864
1559
TruCoders Linguistics
Petrozavodsk Summer 2007. NSU Contest
97
4289
1560
Elementary Symmetric Functions
Petrozavodsk Summer 2007. NSU Contest
481
935
1561
Winnie the Pooh
Petrozavodsk Summer 2007. NSU Contest
148
2905
1618
Arrays Printing
Petrozavodsk Winter 2008. ITMO Contest
90
4300
1619
Big Brother
Petrozavodsk Winter 2008. ITMO Contest
588
719
1620
Clever House
Petrozavodsk Winter 2008. ITMO Contest
268
1547
1621
Definite Integral
Petrozavodsk Winter 2008. ITMO Contest
87
4433
1622
Endspiel
Petrozavodsk Winter 2008. ITMO Contest
123
3233
1623
Fractal Labyrinth
Petrozavodsk Winter 2008. ITMO Contest
128
3116
1624
Go out of here!
Petrozavodsk Winter 2008. ITMO Contest
74
5119
1625
Hankel Matrix
Petrozavodsk Winter 2008. ITMO Contest
400
1049
1626
Interfering Segment
Petrozavodsk Winter 2008. ITMO Contest
45
7818
1627
Join
Petrozavodsk Winter 2008. ITMO Contest
382
1097
1660
The Island of Bad Luck
Petrozavodsk Winter 2008. USU Contest
54
6553
1661
Dodecahedron
Petrozavodsk Winter 2008. USU Contest
101
3778
1662
Goat in the Garden 6
Petrozavodsk Winter 2008. USU Contest
80
4660
1663
The Hobbit or There and Back Again 2
Petrozavodsk Winter 2008. USU Contest
122
3177
1664
Pipeline Transportation
Petrozavodsk Winter 2008. USU Contest
204
1960
1665
Dean's Financial Pyramid
Petrozavodsk Winter 2008. USU Contest
948
438
1666
Vasya Ferrari
Petrozavodsk Winter 2008. USU Contest
315
1291
1667
Square Country 3
Petrozavodsk Winter 2008. USU Contest
214
1872
1668
Death Star 2
Petrozavodsk Winter 2008. USU Contest
62
5825
1669
Universal Word
Petrozavodsk Winter 2008. USU Contest
290
1398
1670
Asterisk
Petrozavodsk Summer 2008. USU Contest
208
1916
1671
Anansi's Cobweb
Petrozavodsk Summer 2008. USU Contest
3840
108
1672
Droid flies
Petrozavodsk Summer 2008. USU Contest
28
10991
1673
Admission to Exam
Petrozavodsk Summer 2008. USU Contest
331
1225
1674
Drunk King
Petrozavodsk Summer 2008. USU Contest
57
6234
1675
Lunar Code 2
Petrozavodsk Summer 2008. USU Contest
220
1816
1676
Mortal Kombat
Petrozavodsk Summer 2008. USU Contest
230
1740
1677
Monkey at the Keyboard
Petrozavodsk Summer 2008. USU Contest
254
1582
1678
Space Poker 3
Petrozavodsk Summer 2008. USU Contest
70
5221
1679
Scrooge's Tower
Petrozavodsk Summer 2008. USU Contest
400
1019
1690
Army of Mages
Petrozavodsk Winter 2009. USU Contest
638
636
1691
Algorithm Complexity
Petrozavodsk Winter 2009. USU Contest
125
3055
1692
Flags for Provinces
Petrozavodsk Winter 2009. USU Contest
1079
379
1693
Loyd's Problem
Petrozavodsk Winter 2009. USU Contest
29
10575
1694
Killer Words
Petrozavodsk Winter 2009. USU Contest
131
2925
1695
Work for Robots
Petrozavodsk Winter 2009. USU Contest
132
2904
1696
Salary for Robots
Petrozavodsk Winter 2009. USU Contest
459
879
1697
Sniper Shot
Petrozavodsk Winter 2009. USU Contest
64
5573
1698
Square Country 5
Petrozavodsk Winter 2009. USU Contest
635
639
1699
Turning Turtles
Petrozavodsk Winter 2009. USU Contest
372
1080
1742
Team building
Petrozavodsk Summer 2009. Ufa SATU Contest
1238
310
1743
Domino Sorting
Petrozavodsk Summer 2009. Ufa SATU Contest
383
984
1744
The Captain's Squad
Petrozavodsk Summer 2009. Ufa SATU Contest
177
2069
1745
Yet Another Answer
Petrozavodsk Summer 2009. Ufa SATU Contest
459
825
1746
Hyperrook
Petrozavodsk Summer 2009. Ufa SATU Contest
223
1660
1747
Kingdom Inspection
Petrozavodsk Summer 2009. Ufa SATU Contest
273
1367
1748
The Most Complex Number
Petrozavodsk Summer 2009. Ufa SATU Contest
1442
266
1749
Periodic Sum
Petrozavodsk Summer 2009. Ufa SATU Contest
174
2102
1750
Pakhom and the Gully
Petrozavodsk Summer 2009. Ufa SATU Contest
295
1268
1751
Improbability Theory
Petrozavodsk Summer 2009. Ufa SATU Contest
97
3615
1752
Tree 2
Petrozavodsk Summer 2009. Ufa SATU Contest
1492
258
1810
Antiequations
Petrozavodsk Summer 2010. Tavrida NU Contest
75
4211
1811
Dual-SIM Phone
Petrozavodsk Summer 2010. Tavrida NU Contest
237
1449
1812
The Island of Bad Luck 2
Petrozavodsk Summer 2010. Tavrida NU Contest
116
2841
1813
Random Shuffler
Petrozavodsk Summer 2010. Tavrida NU Contest
215
1591
1814
Continued Fraction
Petrozavodsk Summer 2010. Tavrida NU Contest
106
3086
1815
Farm in San Andreas
Petrozavodsk Summer 2010. Tavrida NU Contest
72
4365
1816
Troubles with Pollard
Petrozavodsk Summer 2010. Tavrida NU Contest
143
2340
1817
Merry-go-round
Petrozavodsk Summer 2010. Tavrida NU Contest
341
1020
1818
Fair Fishermen
Petrozavodsk Summer 2010. Tavrida NU Contest
167
2022
1819
Professional Approach
Petrozavodsk Summer 2010. Tavrida NU Contest
42
6884
1841
Cableways
Petrozavodsk Summer 2010. USU Contest
147
2170
1842
Local Roots
Petrozavodsk Summer 2010. USU Contest
46
6083
1843
Cutting a Parallelepiped
Petrozavodsk Summer 2010. USU Contest
71
4206
1844
Warlord of the Army of Mages
Petrozavodsk Summer 2010. USU Contest
207
1570
1845
Integer-valued Complex Determinant
Petrozavodsk Summer 2010. USU Contest
63
4667
1846
GCD 2010
Petrozavodsk Summer 2010. USU Contest
2206
154
1847
Zamkadye
Petrozavodsk Summer 2010. USU Contest
69
4312
1848
Fly Hunt
Petrozavodsk Summer 2010. USU Contest
63
4667
1849
Rabbit Hunt 2
Petrozavodsk Summer 2010. USU Contest
125
2523
1850
Space Tourism
Petrozavodsk Summer 2010. USU Contest
113
2770
1851
GOV-internship
Petrozavodsk Summer 2011. Ural SU Team.GOV Contest
185
1745
1852
Cube in a Cube in a Cube
Petrozavodsk Summer 2011. Ural SU Team.GOV Contest
123
2558
1853
Laser Technologies
Petrozavodsk Summer 2011. Ural SU Team.GOV Contest
36
7396
1854
Negotiations with Parthians
Petrozavodsk Summer 2011. Ural SU Team.GOV Contest
797
422
1855
Trade Guilds of Erathia
Petrozavodsk Summer 2011. Ural SU Team.GOV Contest
250
1309
1856
War and Peace
Petrozavodsk Summer 2011. Ural SU Team.GOV Contest
80
3780
1857
Alice and Bandersnatch
Petrozavodsk Summer 2011. Ural SU Team.GOV Contest
239
1366
1858
Magic Cube
Petrozavodsk Summer 2011. Ural SU Team.GOV Contest
79
3823
1859
Last Season of Team.GOV
Petrozavodsk Summer 2011. Ural SU Team.GOV Contest
72
4149
1860
Fiborial
Petrozavodsk Summer 2011. Ural SU Team.GOV Contest
723
464
1861
Graveyard in Deyja
Petrozavodsk Summer 2011. Ural SU Team.GOV Contest
329
1004
1951
Complex Root
Petrozavodsk Winter 2013. Kontur Cup. ChU 2013 Selection
146
1893
1952
To Kill the Dragon
Petrozavodsk Winter 2013. Kontur Cup. ChU 2013 Selection
15
11808
1953
Biggest Inscribed Ellipse
Petrozavodsk Winter 2013. Kontur Cup. ChU 2013 Selection
105
2567
1954
Five Palindromes
Petrozavodsk Winter 2013. Kontur Cup. ChU 2013 Selection
69
3737
1955
Boss, I Can See You!
Petrozavodsk Winter 2013. Kontur Cup. ChU 2013 Selection
81
3244
1956
Fire Signals
Petrozavodsk Winter 2013. Kontur Cup. ChU 2013 Selection
110
2460
1957
Mundial
Petrozavodsk Winter 2013. Kontur Cup. ChU 2013 Selection
44
5467
1958
Algorithm of Professor Ivanov
Petrozavodsk Winter 2013. Kontur Cup. ChU 2013 Selection
68
3785
1959
GOV-internship 3
Petrozavodsk Winter 2013. Kontur Cup. ChU 2013 Selection
267
1066
1960
Palindromes and Super Abilities
Petrozavodsk Winter 2013. Kontur Cup. ChU 2013 Selection
668
435
2036
Intersect Until You're Sick of It
Petrozavodsk Summer 2014. Ural FU Dandelion Contest
140
1735
2037
Richness of binary words
Petrozavodsk Summer 2014. Ural FU Dandelion Contest
205
1211
2038
Minimum Vertex Cover
Petrozavodsk Summer 2014. Ural FU Dandelion Contest
96
2456
2039
Striped Square
Petrozavodsk Summer 2014. Ural FU Dandelion Contest
31
6348
2040
Palindromes and Super Abilities 2
Petrozavodsk Summer 2014. Ural FU Dandelion Contest
289
871
2041
Nanomatryoshkas
Petrozavodsk Summer 2014. Ural FU Dandelion Contest
111
2151
2042
Nikita
Petrozavodsk Summer 2014. Ural FU Dandelion Contest
60
3718
2043
Kirill the Gardener 2
Petrozavodsk Summer 2014. Ural FU Dandelion Contest
47
4567
2044
31 Palindromes
Petrozavodsk Summer 2014. Ural FU Dandelion Contest
91
2577
2045
Richness of words
Petrozavodsk Summer 2014. Ural FU Dandelion Contest
542
472
2118
Cipher Message 4
Petrozavodsk Summer 2018. umnik_team Contest
102
1418
2119
Tree Hull
Petrozavodsk Summer 2018. umnik_team Contest
187
806
2120
Tree Average Weight
Petrozavodsk Summer 2018. umnik_team Contest
71
1961
2121
Intersection of Parabolas
Petrozavodsk Summer 2018. umnik_team Contest
209
725
2122
Hamming
Petrozavodsk Summer 2018. umnik_team Contest
26
4412
2123
Knapsack
Petrozavodsk Summer 2018. umnik_team Contest
143
1038
2124
Algebra on Segment
Petrozavodsk Summer 2018. umnik_team Contest
105
1381
2125
Continue the Sequence
Petrozavodsk Summer 2018. umnik_team Contest
38
3309
2126
Partition into Teams
Petrozavodsk Summer 2018. umnik_team Contest
84
1690
2127
Determinant of a Graph
Petrozavodsk Summer 2018. umnik_team Contest
32
3782
Solved problems:
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