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Problem set. Petrozavodsk Training Camp
Solved problems:
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authors
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difficulty
ID
Title
Source
Authors
Difficulty
1380
Ostap's Chess
Petrozavodsk Summer 2005. MSU+USU Contest
119
4094
1381
Cockroaches in the Building
Petrozavodsk Summer 2005. MSU+USU Contest
143
3452
1382
Game with Cards
Petrozavodsk Summer 2005. MSU+USU Contest
298
1715
1383
Flower-garden Designs
Petrozavodsk Summer 2005. MSU+USU Contest
49
8952
1384
Goat in the Garden 4
Petrozavodsk Summer 2005. MSU+USU Contest
106
4553
1385
Interesting Number
Petrozavodsk Summer 2005. MSU+USU Contest
2133
246
1386
Maze
Petrozavodsk Summer 2005. MSU+USU Contest
448
1153
1387
Vasya's Dad
Petrozavodsk Summer 2005. MSU+USU Contest
379
1358
1388
Photo
Petrozavodsk Summer 2005. MSU+USU Contest
29
13543
1389
Roadworks
Petrozavodsk Summer 2005. MSU+USU Contest
944
554
1390
Shots at Walls
Petrozavodsk Summer 2005. MSU+USU Contest
50
8803
1391
Snake
Petrozavodsk Summer 2005. MSU+USU Contest
88
5389
1459
Archer's Travel
Petrozavodsk Winter 2006. USU Contest
285
1689
1460
Wires
Petrozavodsk Winter 2006. USU Contest
111
4117
1461
Christmas Garland
Petrozavodsk Winter 2006. USU Contest
495
986
1462
Uncle Scrooge's Gold
Petrozavodsk Winter 2006. USU Contest
582
841
1463
Happiness to People!
Petrozavodsk Winter 2006. USU Contest
826
596
1464
Light
Petrozavodsk Winter 2006. USU Contest
163
2879
1465
Pawn Game
Petrozavodsk Winter 2006. USU Contest
1008
489
1466
Magic Square
Petrozavodsk Winter 2006. USU Contest
144
3235
1467
Sum of Degrees
Petrozavodsk Winter 2006. USU Contest
399
1218
1468
Fraction
Petrozavodsk Summer 2006. Ural+Orel Contest
579
839
1469
No Smoking!
Petrozavodsk Summer 2006. Ural+Orel Contest
526
922
1470
UFOs
Petrozavodsk Summer 2006. Ural+Orel Contest
1949
252
1471
Distance in the Tree
Petrozavodsk Summer 2006. Ural+Orel Contest
3001
164
1472
Martian Army
Petrozavodsk Summer 2006. Ural+Orel Contest
463
1044
1473
Farm 2
Petrozavodsk Summer 2006. Ural+Orel Contest
84
5255
1474
About Frogs
Petrozavodsk Summer 2006. Ural+Orel Contest
674
722
1475
Ryaba Hen
Petrozavodsk Summer 2006. Ural+Orel Contest
118
3859
1476
Lunar Code
Petrozavodsk Summer 2006. Ural+Orel Contest
379
1270
1477
Airplanes
Petrozavodsk Summer 2006. Ural+Orel Contest
154
3012
1478
Spy Satellites
Petrozavodsk Summer 2006. Ural+Orel Contest
114
3984
1479
Scheduled Checking
Petrozavodsk Summer 2006. Ural+Orel Contest
109
4151
1522
Factory
Petrozavodsk Winter 2007. D.Gozman Contest
260
1778
1523
K-inversions
Petrozavodsk Winter 2007. D.Gozman Contest
1613
296
1524
Men in Black
Petrozavodsk Winter 2007. D.Gozman Contest
29
12310
1525
Path
Petrozavodsk Winter 2007. D.Gozman Contest
1273
374
1526
Martian Plates
Petrozavodsk Winter 2007. D.Gozman Contest
347
1345
1527
Bad Roads
Petrozavodsk Winter 2007. D.Gozman Contest
412
1138
1528
Sequence
Petrozavodsk Winter 2007. D.Gozman Contest
1761
271
1529
Game of Squares
Petrozavodsk Winter 2007. D.Gozman Contest
120
3693
1530
Ones and Zeroes
Petrozavodsk Winter 2007. D.Gozman Contest
533
884
1531
Zones on a Plane
Petrozavodsk Winter 2007. D.Gozman Contest
323
1442
1552
Brainfuck
Petrozavodsk Summer 2007. NSU Contest
379
1183
1553
Caves and Tunnels
Petrozavodsk Summer 2007. NSU Contest
1607
285
1554
Multiplicative Functions
Petrozavodsk Summer 2007. NSU Contest
713
637
1555
Find the Treasure!
Petrozavodsk Summer 2007. NSU Contest
44
8525
1556
Multishot in the Secret Cow Level
Petrozavodsk Summer 2007. NSU Contest
43
8686
1557
Network Attack
Petrozavodsk Summer 2007. NSU Contest
251
1764
1558
Periodical Numbers
Petrozavodsk Summer 2007. NSU Contest
526
859
1559
TruCoders Linguistics
Petrozavodsk Summer 2007. NSU Contest
98
4263
1560
Elementary Symmetric Functions
Petrozavodsk Summer 2007. NSU Contest
482
936
1561
Winnie the Pooh
Petrozavodsk Summer 2007. NSU Contest
149
2895
1618
Arrays Printing
Petrozavodsk Winter 2008. ITMO Contest
92
4230
1619
Big Brother
Petrozavodsk Winter 2008. ITMO Contest
596
712
1620
Clever House
Petrozavodsk Winter 2008. ITMO Contest
269
1547
1621
Definite Integral
Petrozavodsk Winter 2008. ITMO Contest
88
4403
1622
Endspiel
Petrozavodsk Winter 2008. ITMO Contest
124
3220
1623
Fractal Labyrinth
Petrozavodsk Winter 2008. ITMO Contest
129
3104
1624
Go out of here!
Petrozavodsk Winter 2008. ITMO Contest
77
4960
1625
Hankel Matrix
Petrozavodsk Winter 2008. ITMO Contest
403
1045
1626
Interfering Segment
Petrozavodsk Winter 2008. ITMO Contest
48
7440
1627
Join
Petrozavodsk Winter 2008. ITMO Contest
387
1087
1660
The Island of Bad Luck
Petrozavodsk Winter 2008. USU Contest
57
6283
1661
Dodecahedron
Petrozavodsk Winter 2008. USU Contest
106
3629
1662
Goat in the Garden 6
Petrozavodsk Winter 2008. USU Contest
82
4575
1663
The Hobbit or There and Back Again 2
Petrozavodsk Winter 2008. USU Contest
123
3165
1664
Pipeline Transportation
Petrozavodsk Winter 2008. USU Contest
205
1958
1665
Dean's Financial Pyramid
Petrozavodsk Winter 2008. USU Contest
953
437
1666
Vasya Ferrari
Petrozavodsk Winter 2008. USU Contest
320
1276
1667
Square Country 3
Petrozavodsk Winter 2008. USU Contest
215
1871
1668
Death Star 2
Petrozavodsk Winter 2008. USU Contest
65
5612
1669
Universal Word
Petrozavodsk Winter 2008. USU Contest
292
1394
1670
Asterisk
Petrozavodsk Summer 2008. USU Contest
211
1897
1671
Anansi's Cobweb
Petrozavodsk Summer 2008. USU Contest
3895
107
1672
Droid flies
Petrozavodsk Summer 2008. USU Contest
30
10479
1673
Admission to Exam
Petrozavodsk Summer 2008. USU Contest
334
1219
1674
Drunk King
Petrozavodsk Summer 2008. USU Contest
59
6075
1675
Lunar Code 2
Petrozavodsk Summer 2008. USU Contest
223
1799
1676
Mortal Kombat
Petrozavodsk Summer 2008. USU Contest
233
1725
1677
Monkey at the Keyboard
Petrozavodsk Summer 2008. USU Contest
258
1564
1678
Space Poker 3
Petrozavodsk Summer 2008. USU Contest
73
5050
1679
Scrooge's Tower
Petrozavodsk Summer 2008. USU Contest
410
998
1690
Army of Mages
Petrozavodsk Winter 2009. USU Contest
643
634
1691
Algorithm Complexity
Petrozavodsk Winter 2009. USU Contest
129
2978
1692
Flags for Provinces
Petrozavodsk Winter 2009. USU Contest
1085
378
1693
Loyd's Problem
Petrozavodsk Winter 2009. USU Contest
30
10349
1694
Killer Words
Petrozavodsk Winter 2009. USU Contest
132
2915
1695
Work for Robots
Petrozavodsk Winter 2009. USU Contest
133
2895
1696
Salary for Robots
Petrozavodsk Winter 2009. USU Contest
468
866
1697
Sniper Shot
Petrozavodsk Winter 2009. USU Contest
67
5376
1698
Square Country 5
Petrozavodsk Winter 2009. USU Contest
640
637
1699
Turning Turtles
Petrozavodsk Winter 2009. USU Contest
375
1075
1742
Team building
Petrozavodsk Summer 2009. Ufa SATU Contest
1245
310
1743
Domino Sorting
Petrozavodsk Summer 2009. Ufa SATU Contest
384
986
1744
The Captain's Squad
Petrozavodsk Summer 2009. Ufa SATU Contest
182
2023
1745
Yet Another Answer
Petrozavodsk Summer 2009. Ufa SATU Contest
466
816
1746
Hyperrook
Petrozavodsk Summer 2009. Ufa SATU Contest
227
1639
1747
Kingdom Inspection
Petrozavodsk Summer 2009. Ufa SATU Contest
276
1358
1748
The Most Complex Number
Petrozavodsk Summer 2009. Ufa SATU Contest
1450
266
1749
Periodic Sum
Petrozavodsk Summer 2009. Ufa SATU Contest
180
2044
1750
Pakhom and the Gully
Petrozavodsk Summer 2009. Ufa SATU Contest
297
1265
1751
Improbability Theory
Petrozavodsk Summer 2009. Ufa SATU Contest
102
3468
1752
Tree 2
Petrozavodsk Summer 2009. Ufa SATU Contest
1501
257
1810
Antiequations
Petrozavodsk Summer 2010. Tavrida NU Contest
76
4182
1811
Dual-SIM Phone
Petrozavodsk Summer 2010. Tavrida NU Contest
243
1422
1812
The Island of Bad Luck 2
Petrozavodsk Summer 2010. Tavrida NU Contest
119
2788
1813
Random Shuffler
Petrozavodsk Summer 2010. Tavrida NU Contest
220
1564
1814
Continued Fraction
Petrozavodsk Summer 2010. Tavrida NU Contest
108
3048
1815
Farm in San Andreas
Petrozavodsk Summer 2010. Tavrida NU Contest
73
4333
1816
Troubles with Pollard
Petrozavodsk Summer 2010. Tavrida NU Contest
147
2291
1817
Merry-go-round
Petrozavodsk Summer 2010. Tavrida NU Contest
346
1010
1818
Fair Fishermen
Petrozavodsk Summer 2010. Tavrida NU Contest
173
1965
1819
Professional Approach
Petrozavodsk Summer 2010. Tavrida NU Contest
44
6660
1841
Cableways
Petrozavodsk Summer 2010. USU Contest
148
2167
1842
Local Roots
Petrozavodsk Summer 2010. USU Contest
47
6007
1843
Cutting a Parallelepiped
Petrozavodsk Summer 2010. USU Contest
72
4175
1844
Warlord of the Army of Mages
Petrozavodsk Summer 2010. USU Contest
210
1556
1845
Integer-valued Complex Determinant
Petrozavodsk Summer 2010. USU Contest
64
4627
1846
GCD 2010
Petrozavodsk Summer 2010. USU Contest
2217
154
1847
Zamkadye
Petrozavodsk Summer 2010. USU Contest
74
4076
1848
Fly Hunt
Petrozavodsk Summer 2010. USU Contest
66
4505
1849
Rabbit Hunt 2
Petrozavodsk Summer 2010. USU Contest
126
2518
1850
Space Tourism
Petrozavodsk Summer 2010. USU Contest
115
2739
1851
GOV-internship
Petrozavodsk Summer 2011. USU Contest
189
1718
1852
Cube in a Cube in a Cube
Petrozavodsk Summer 2011. USU Contest
124
2552
1853
Laser Technologies
Petrozavodsk Summer 2011. USU Contest
37
7275
1854
Negotiations with Parthians
Petrozavodsk Summer 2011. USU Contest
805
420
1855
Trade Guilds of Erathia
Petrozavodsk Summer 2011. USU Contest
254
1295
1856
War and Peace
Petrozavodsk Summer 2011. USU Contest
83
3677
1857
Alice and Bandersnatch
Petrozavodsk Summer 2011. USU Contest
241
1362
1858
Magic Cube
Petrozavodsk Summer 2011. USU Contest
81
3758
1859
Last Season of Team.GOV
Petrozavodsk Summer 2011. USU Contest
75
4023
1860
Fiborial
Petrozavodsk Summer 2011. USU Contest
725
465
1861
Graveyard in Deyja
Petrozavodsk Summer 2011. USU Contest
334
994
1951
Complex Root
Petrozavodsk Winter 2013. Ural FU Contest
151
1845
1952
To Kill the Dragon
Petrozavodsk Winter 2013. Ural FU Contest
19
10243
1953
Biggest Inscribed Ellipse
Petrozavodsk Winter 2013. Ural FU Contest
106
2561
1954
Five Palindromes
Petrozavodsk Winter 2013. Ural FU Contest
70
3713
1955
Boss, I Can See You!
Petrozavodsk Winter 2013. Ural FU Contest
82
3229
1956
Fire Signals
Petrozavodsk Winter 2013. Ural FU Contest
113
2415
1957
Mundial
Petrozavodsk Winter 2013. Ural FU Contest
46
5305
1958
Algorithm of Professor Ivanov
Petrozavodsk Winter 2013. Ural FU Contest
69
3760
1959
GOV-internship 3
Petrozavodsk Winter 2013. Ural FU Contest
270
1061
1960
Palindromes and Super Abilities
Petrozavodsk Winter 2013. Ural FU Contest
675
434
2036
Intersect Until You're Sick of It
Petrozavodsk Summer 2014. Ural FU Contest
142
1725
2037
Richness of binary words
Petrozavodsk Summer 2014. Ural FU Contest
207
1208
2038
Minimum Vertex Cover
Petrozavodsk Summer 2014. Ural FU Contest
100
2384
2039
Striped Square
Petrozavodsk Summer 2014. Ural FU Contest
33
6098
2040
Palindromes and Super Abilities 2
Petrozavodsk Summer 2014. Ural FU Contest
294
863
2041
Nanomatryoshkas
Petrozavodsk Summer 2014. Ural FU Contest
113
2132
2042
Nikita
Petrozavodsk Summer 2014. Ural FU Contest
64
3544
2043
Kirill the Gardener 2
Petrozavodsk Summer 2014. Ural FU Contest
49
4444
2044
31 Palindromes
Petrozavodsk Summer 2014. Ural FU Contest
93
2546
2045
Richness of words
Petrozavodsk Summer 2014. Ural FU Contest
546
472
2118
Cipher Message 4
Petrozavodsk Summer 2018. umnik_team contest
109
1353
2119
Tree Hull
Petrozavodsk Summer 2018. umnik_team contest
192
797
2120
Tree Average Weight
Petrozavodsk Summer 2018. umnik_team contest
75
1894
2121
Intersection of Parabolas
Petrozavodsk Summer 2018. umnik_team contest
215
716
2122
Hamming
Petrozavodsk Summer 2018. umnik_team contest
29
4129
2123
Knapsack
Petrozavodsk Summer 2018. umnik_team contest
149
1013
2124
Algebra on Segment
Petrozavodsk Summer 2018. umnik_team contest
112
1320
2125
Continue the Sequence
Petrozavodsk Summer 2018. umnik_team contest
43
3038
2126
Partition into Teams
Petrozavodsk Summer 2018. umnik_team contest
89
1627
2127
Determinant of a Graph
Petrozavodsk Summer 2018. umnik_team contest
37
3426
Solved problems:
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