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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
114
4211
1381
Cockroaches in the Building
Petrozavodsk Summer 2005. Moscow+Ural Contest
137
3552
1382
Game with Cards
Petrozavodsk Summer 2005. Moscow+Ural Contest
289
1746
1383
Flower-garden Designs
Petrozavodsk Summer 2005. Moscow+Ural Contest
43
9852
1384
Goat in the Garden 4
Petrozavodsk Summer 2005. Moscow+Ural Contest
94
5020
1385
Interesting Number
Petrozavodsk Summer 2005. Moscow+Ural Contest
2118
245
1386
Maze
Petrozavodsk Summer 2005. Moscow+Ural Contest
440
1160
1387
Vasya's Dad
Petrozavodsk Summer 2005. Moscow+Ural Contest
367
1385
1388
Photo
Petrozavodsk Summer 2005. Moscow+Ural Contest
22
16317
1389
Roadworks
Petrozavodsk Summer 2005. Moscow+Ural Contest
927
557
1390
Shots at Walls
Petrozavodsk Summer 2005. Moscow+Ural Contest
45
9493
1391
Snake
Petrozavodsk Summer 2005. Moscow+Ural Contest
85
5496
1459
Archer's Travel
Petrozavodsk Winter 2006. USU Contest
282
1684
1460
Wires
Petrozavodsk Winter 2006. USU Contest
106
4239
1461
Christmas Garland
Petrozavodsk Winter 2006. USU Contest
477
1010
1462
Uncle Scrooge's Gold
Petrozavodsk Winter 2006. USU Contest
575
841
1463
Happiness to People!
Petrozavodsk Winter 2006. USU Contest
808
601
1464
Light
Petrozavodsk Winter 2006. USU Contest
159
2910
1465
Pawn Game
Petrozavodsk Winter 2006. USU Contest
992
491
1466
Magic Square
Petrozavodsk Winter 2006. USU Contest
141
3257
1467
Sum of Degrees
Petrozavodsk Winter 2006. USU Contest
391
1226
1468
Fraction
Petrozavodsk Summer 2006. Ural+Orel Contest
568
844
1469
No Smoking!
Petrozavodsk Summer 2006. Ural+Orel Contest
511
936
1470
UFOs
Petrozavodsk Summer 2006. Ural+Orel Contest
1924
252
1471
Distance in the Tree
Petrozavodsk Summer 2006. Ural+Orel Contest
2952
165
1472
Martian Army
Petrozavodsk Summer 2006. Ural+Orel Contest
443
1076
1473
Farm 2
Petrozavodsk Summer 2006. Ural+Orel Contest
81
5358
1474
About Frogs
Petrozavodsk Summer 2006. Ural+Orel Contest
667
720
1475
Ryaba Hen
Petrozavodsk Summer 2006. Ural+Orel Contest
116
3869
1476
Lunar Code
Petrozavodsk Summer 2006. Ural+Orel Contest
367
1293
1477
Airplanes
Petrozavodsk Summer 2006. Ural+Orel Contest
151
3028
1478
Spy Satellites
Petrozavodsk Summer 2006. Ural+Orel Contest
109
4097
1479
Scheduled Checking
Petrozavodsk Summer 2006. Ural+Orel Contest
98
4514
1522
Factory
Petrozavodsk Winter 2007. D.Gozman Contest
256
1780
1523
K-inversions
Petrozavodsk Winter 2007. D.Gozman Contest
1587
296
1524
Men in Black
Petrozavodsk Winter 2007. D.Gozman Contest
26
13151
1525
Path
Petrozavodsk Winter 2007. D.Gozman Contest
1214
387
1526
Martian Plates
Petrozavodsk Winter 2007. D.Gozman Contest
337
1364
1527
Bad Roads
Petrozavodsk Winter 2007. D.Gozman Contest
394
1172
1528
Sequence
Petrozavodsk Winter 2007. D.Gozman Contest
1739
271
1529
Game of Squares
Petrozavodsk Winter 2007. D.Gozman Contest
115
3788
1530
Ones and Zeroes
Petrozavodsk Winter 2007. D.Gozman Contest
520
893
1531
Zones on a Plane
Petrozavodsk Winter 2007. D.Gozman Contest
318
1444
1552
Brainfuck
Petrozavodsk Summer 2007. NSU Contest
372
1187
1553
Caves and Tunnels
Petrozavodsk Summer 2007. NSU Contest
1573
286
1554
Multiplicative Functions
Petrozavodsk Summer 2007. NSU Contest
696
642
1555
Find the Treasure!
Petrozavodsk Summer 2007. NSU Contest
39
9254
1556
Multishot in the Secret Cow Level
Petrozavodsk Summer 2007. NSU Contest
38
9447
1557
Network Attack
Petrozavodsk Summer 2007. NSU Contest
244
1785
1558
Periodical Numbers
Petrozavodsk Summer 2007. NSU Contest
512
869
1559
TruCoders Linguistics
Petrozavodsk Summer 2007. NSU Contest
94
4360
1560
Elementary Symmetric Functions
Petrozavodsk Summer 2007. NSU Contest
477
931
1561
Winnie the Pooh
Petrozavodsk Summer 2007. NSU Contest
146
2907
1618
Arrays Printing
Petrozavodsk Winter 2008. ITMO Contest
85
4466
1619
Big Brother
Petrozavodsk Winter 2008. ITMO Contest
581
718
1620
Clever House
Petrozavodsk Winter 2008. ITMO Contest
263
1554
1621
Definite Integral
Petrozavodsk Winter 2008. ITMO Contest
86
4419
1622
Endspiel
Petrozavodsk Winter 2008. ITMO Contest
123
3190
1623
Fractal Labyrinth
Petrozavodsk Winter 2008. ITMO Contest
125
3142
1624
Go out of here!
Petrozavodsk Winter 2008. ITMO Contest
72
5173
1625
Hankel Matrix
Petrozavodsk Winter 2008. ITMO Contest
399
1037
1626
Interfering Segment
Petrozavodsk Winter 2008. ITMO Contest
43
8004
1627
Join
Petrozavodsk Winter 2008. ITMO Contest
377
1096
1660
The Island of Bad Luck
Petrozavodsk Winter 2008. USU Contest
53
6564
1661
Dodecahedron
Petrozavodsk Winter 2008. USU Contest
99
3794
1662
Goat in the Garden 6
Petrozavodsk Winter 2008. USU Contest
80
4595
1663
The Hobbit or There and Back Again 2
Petrozavodsk Winter 2008. USU Contest
122
3133
1664
Pipeline Transportation
Petrozavodsk Winter 2008. USU Contest
200
1969
1665
Dean's Financial Pyramid
Petrozavodsk Winter 2008. USU Contest
937
437
1666
Vasya Ferrari
Petrozavodsk Winter 2008. USU Contest
308
1300
1667
Square Country 3
Petrozavodsk Winter 2008. USU Contest
210
1880
1668
Death Star 2
Petrozavodsk Winter 2008. USU Contest
60
5908
1669
Universal Word
Petrozavodsk Winter 2008. USU Contest
289
1383
1670
Asterisk
Petrozavodsk Summer 2008. USU Contest
208
1889
1671
Anansi's Cobweb
Petrozavodsk Summer 2008. USU Contest
3707
111
1672
Droid flies
Petrozavodsk Summer 2008. USU Contest
26
11437
1673
Admission to Exam
Petrozavodsk Summer 2008. USU Contest
321
1244
1674
Drunk King
Petrozavodsk Summer 2008. USU Contest
56
6239
1675
Lunar Code 2
Petrozavodsk Summer 2008. USU Contest
210
1872
1676
Mortal Kombat
Petrozavodsk Summer 2008. USU Contest
228
1730
1677
Monkey at the Keyboard
Petrozavodsk Summer 2008. USU Contest
248
1596
1678
Space Poker 3
Petrozavodsk Summer 2008. USU Contest
67
5347
1679
Scrooge's Tower
Petrozavodsk Summer 2008. USU Contest
392
1024
1690
Army of Mages
Petrozavodsk Winter 2009. USU Contest
631
634
1691
Algorithm Complexity
Petrozavodsk Winter 2009. USU Contest
118
3175
1692
Flags for Provinces
Petrozavodsk Winter 2009. USU Contest
1072
376
1693
Loyd's Problem
Petrozavodsk Winter 2009. USU Contest
28
10696
1694
Killer Words
Petrozavodsk Winter 2009. USU Contest
131
2883
1695
Work for Robots
Petrozavodsk Winter 2009. USU Contest
131
2883
1696
Salary for Robots
Petrozavodsk Winter 2009. USU Contest
453
878
1697
Sniper Shot
Petrozavodsk Winter 2009. USU Contest
63
5568
1698
Square Country 5
Petrozavodsk Winter 2009. USU Contest
630
635
1699
Turning Turtles
Petrozavodsk Winter 2009. USU Contest
363
1090
1742
Team building
Petrozavodsk Summer 2009. Ufa SATU Contest
1227
308
1743
Domino Sorting
Petrozavodsk Summer 2009. Ufa SATU Contest
380
976
1744
The Captain's Squad
Petrozavodsk Summer 2009. Ufa SATU Contest
170
2115
1745
Yet Another Answer
Petrozavodsk Summer 2009. Ufa SATU Contest
453
822
1746
Hyperrook
Petrozavodsk Summer 2009. Ufa SATU Contest
217
1677
1747
Kingdom Inspection
Petrozavodsk Summer 2009. Ufa SATU Contest
268
1369
1748
The Most Complex Number
Petrozavodsk Summer 2009. Ufa SATU Contest
1422
266
1749
Periodic Sum
Petrozavodsk Summer 2009. Ufa SATU Contest
171
2103
1750
Pakhom and the Gully
Petrozavodsk Summer 2009. Ufa SATU Contest
293
1256
1751
Improbability Theory
Petrozavodsk Summer 2009. Ufa SATU Contest
91
3769
1752
Tree 2
Petrozavodsk Summer 2009. Ufa SATU Contest
1479
256
1810
Antiequations
Petrozavodsk Summer 2010. Tavrida NU Contest
73
4234
1811
Dual-SIM Phone
Petrozavodsk Summer 2010. Tavrida NU Contest
234
1440
1812
The Island of Bad Luck 2
Petrozavodsk Summer 2010. Tavrida NU Contest
112
2881
1813
Random Shuffler
Petrozavodsk Summer 2010. Tavrida NU Contest
208
1612
1814
Continued Fraction
Petrozavodsk Summer 2010. Tavrida NU Contest
105
3056
1815
Farm in San Andreas
Petrozavodsk Summer 2010. Tavrida NU Contest
69
4449
1816
Troubles with Pollard
Petrozavodsk Summer 2010. Tavrida NU Contest
135
2424
1817
Merry-go-round
Petrozavodsk Summer 2010. Tavrida NU Contest
336
1016
1818
Fair Fishermen
Petrozavodsk Summer 2010. Tavrida NU Contest
166
1997
1819
Professional Approach
Petrozavodsk Summer 2010. Tavrida NU Contest
38
7322
1841
Cableways
Petrozavodsk Summer 2010. USU Contest
144
2169
1842
Local Roots
Petrozavodsk Summer 2010. USU Contest
45
6072
1843
Cutting a Parallelepiped
Petrozavodsk Summer 2010. USU Contest
69
4228
1844
Warlord of the Army of Mages
Petrozavodsk Summer 2010. USU Contest
204
1561
1845
Integer-valued Complex Determinant
Petrozavodsk Summer 2010. USU Contest
62
4639
1846
GCD 2010
Petrozavodsk Summer 2010. USU Contest
2183
152
1847
Zamkadye
Petrozavodsk Summer 2010. USU Contest
66
4395
1848
Fly Hunt
Petrozavodsk Summer 2010. USU Contest
63
4575
1849
Rabbit Hunt 2
Petrozavodsk Summer 2010. USU Contest
123
2511
1850
Space Tourism
Petrozavodsk Summer 2010. USU Contest
110
2783
1851
GOV-internship
Petrozavodsk Summer 2011. Ural SU Team.GOV Contest
181
1746
1852
Cube in a Cube in a Cube
Petrozavodsk Summer 2011. Ural SU Team.GOV Contest
121
2546
1853
Laser Technologies
Petrozavodsk Summer 2011. Ural SU Team.GOV Contest
34
7580
1854
Negotiations with Parthians
Petrozavodsk Summer 2011. Ural SU Team.GOV Contest
788
418
1855
Trade Guilds of Erathia
Petrozavodsk Summer 2011. Ural SU Team.GOV Contest
246
1303
1856
War and Peace
Petrozavodsk Summer 2011. Ural SU Team.GOV Contest
76
3878
1857
Alice and Bandersnatch
Petrozavodsk Summer 2011. Ural SU Team.GOV Contest
236
1356
1858
Magic Cube
Petrozavodsk Summer 2011. Ural SU Team.GOV Contest
76
3878
1859
Last Season of Team.GOV
Petrozavodsk Summer 2011. Ural SU Team.GOV Contest
69
4222
1860
Fiborial
Petrozavodsk Summer 2011. Ural SU Team.GOV Contest
715
460
1861
Graveyard in Deyja
Petrozavodsk Summer 2011. Ural SU Team.GOV Contest
320
1011
1951
Complex Root
Petrozavodsk Winter 2013. Kontur Cup. ChU 2013 Selection
140
1921
1952
To Kill the Dragon
Petrozavodsk Winter 2013. Kontur Cup. ChU 2013 Selection
15
11522
1953
Biggest Inscribed Ellipse
Petrozavodsk Winter 2013. Kontur Cup. ChU 2013 Selection
103
2549
1954
Five Palindromes
Petrozavodsk Winter 2013. Kontur Cup. ChU 2013 Selection
65
3841
1955
Boss, I Can See You!
Petrozavodsk Winter 2013. Kontur Cup. ChU 2013 Selection
80
3201
1956
Fire Signals
Petrozavodsk Winter 2013. Kontur Cup. ChU 2013 Selection
109
2421
1957
Mundial
Petrozavodsk Winter 2013. Kontur Cup. ChU 2013 Selection
41
5649
1958
Algorithm of Professor Ivanov
Petrozavodsk Winter 2013. Kontur Cup. ChU 2013 Selection
65
3841
1959
GOV-internship 3
Petrozavodsk Winter 2013. Kontur Cup. ChU 2013 Selection
258
1075
1960
Palindromes and Super Abilities
Petrozavodsk Winter 2013. Kontur Cup. ChU 2013 Selection
655
433
2036
Intersect Until You're Sick of It
Petrozavodsk Summer 2014. Ural FU Dandelion Contest
138
1708
2037
Richness of binary words
Petrozavodsk Summer 2014. Ural FU Dandelion Contest
203
1187
2038
Minimum Vertex Cover
Petrozavodsk Summer 2014. Ural FU Dandelion Contest
94
2431
2039
Striped Square
Petrozavodsk Summer 2014. Ural FU Dandelion Contest
30
6320
2040
Palindromes and Super Abilities 2
Petrozavodsk Summer 2014. Ural FU Dandelion Contest
279
875
2041
Nanomatryoshkas
Petrozavodsk Summer 2014. Ural FU Dandelion Contest
110
2107
2042
Nikita
Petrozavodsk Summer 2014. Ural FU Dandelion Contest
57
3773
2043
Kirill the Gardener 2
Petrozavodsk Summer 2014. Ural FU Dandelion Contest
45
4596
2044
31 Palindromes
Petrozavodsk Summer 2014. Ural FU Dandelion Contest
86
2633
2045
Richness of words
Petrozavodsk Summer 2014. Ural FU Dandelion Contest
531
467
2118
Cipher Message 4
Petrozavodsk Summer 2018. umnik_team Contest
91
1488
2119
Tree Hull
Petrozavodsk Summer 2018. umnik_team Contest
178
799
2120
Tree Average Weight
Petrozavodsk Summer 2018. umnik_team Contest
70
1879
2121
Intersection of Parabolas
Petrozavodsk Summer 2018. umnik_team Contest
201
712
2122
Hamming
Petrozavodsk Summer 2018. umnik_team Contest
23
4555
2123
Knapsack
Petrozavodsk Summer 2018. umnik_team Contest
137
1022
2124
Algebra on Segment
Petrozavodsk Summer 2018. umnik_team Contest
101
1354
2125
Continue the Sequence
Petrozavodsk Summer 2018. umnik_team Contest
35
3340
2126
Partition into Teams
Petrozavodsk Summer 2018. umnik_team Contest
80
1670
2127
Determinant of a Graph
Petrozavodsk Summer 2018. umnik_team Contest
28
3955
Solved problems:
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