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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
4097
1381
Cockroaches in the Building
Petrozavodsk Summer 2005. MSU+USU Contest
144
3432
1382
Game with Cards
Petrozavodsk Summer 2005. MSU+USU Contest
298
1716
1383
Flower-garden Designs
Petrozavodsk Summer 2005. MSU+USU Contest
49
8959
1384
Goat in the Garden 4
Petrozavodsk Summer 2005. MSU+USU Contest
106
4556
1385
Interesting Number
Petrozavodsk Summer 2005. MSU+USU Contest
2133
247
1386
Maze
Petrozavodsk Summer 2005. MSU+USU Contest
448
1154
1387
Vasya's Dad
Petrozavodsk Summer 2005. MSU+USU Contest
379
1359
1388
Photo
Petrozavodsk Summer 2005. MSU+USU Contest
29
13553
1389
Roadworks
Petrozavodsk Summer 2005. MSU+USU Contest
950
551
1390
Shots at Walls
Petrozavodsk Summer 2005. MSU+USU Contest
50
8809
1391
Snake
Petrozavodsk Summer 2005. MSU+USU Contest
88
5393
1459
Archer's Travel
Petrozavodsk Winter 2006. USU Contest
285
1690
1460
Wires
Petrozavodsk Winter 2006. USU Contest
111
4120
1461
Christmas Garland
Petrozavodsk Winter 2006. USU Contest
495
987
1462
Uncle Scrooge's Gold
Petrozavodsk Winter 2006. USU Contest
582
842
1463
Happiness to People!
Petrozavodsk Winter 2006. USU Contest
826
596
1464
Light
Petrozavodsk Winter 2006. USU Contest
163
2882
1465
Pawn Game
Petrozavodsk Winter 2006. USU Contest
1010
489
1466
Magic Square
Petrozavodsk Winter 2006. USU Contest
144
3237
1467
Sum of Degrees
Petrozavodsk Winter 2006. USU Contest
400
1216
1468
Fraction
Petrozavodsk Summer 2006. Ural+Orel Contest
580
838
1469
No Smoking!
Petrozavodsk Summer 2006. Ural+Orel Contest
528
919
1470
UFOs
Petrozavodsk Summer 2006. Ural+Orel Contest
1950
252
1471
Distance in the Tree
Petrozavodsk Summer 2006. Ural+Orel Contest
3002
164
1472
Martian Army
Petrozavodsk Summer 2006. Ural+Orel Contest
463
1045
1473
Farm 2
Petrozavodsk Summer 2006. Ural+Orel Contest
84
5260
1474
About Frogs
Petrozavodsk Summer 2006. Ural+Orel Contest
674
723
1475
Ryaba Hen
Petrozavodsk Summer 2006. Ural+Orel Contest
119
3833
1476
Lunar Code
Petrozavodsk Summer 2006. Ural+Orel Contest
379
1271
1477
Airplanes
Petrozavodsk Summer 2006. Ural+Orel Contest
154
3015
1478
Spy Satellites
Petrozavodsk Summer 2006. Ural+Orel Contest
114
3987
1479
Scheduled Checking
Petrozavodsk Summer 2006. Ural+Orel Contest
110
4120
1522
Factory
Petrozavodsk Winter 2007. D.Gozman Contest
260
1780
1523
K-inversions
Petrozavodsk Winter 2007. D.Gozman Contest
1614
296
1524
Men in Black
Petrozavodsk Winter 2007. D.Gozman Contest
29
12321
1525
Path
Petrozavodsk Winter 2007. D.Gozman Contest
1273
375
1526
Martian Plates
Petrozavodsk Winter 2007. D.Gozman Contest
349
1339
1527
Bad Roads
Petrozavodsk Winter 2007. D.Gozman Contest
412
1139
1528
Sequence
Petrozavodsk Winter 2007. D.Gozman Contest
1762
271
1529
Game of Squares
Petrozavodsk Winter 2007. D.Gozman Contest
120
3697
1530
Ones and Zeroes
Petrozavodsk Winter 2007. D.Gozman Contest
533
885
1531
Zones on a Plane
Petrozavodsk Winter 2007. D.Gozman Contest
323
1443
1552
Brainfuck
Petrozavodsk Summer 2007. NSU Contest
379
1185
1553
Caves and Tunnels
Petrozavodsk Summer 2007. NSU Contest
1610
284
1554
Multiplicative Functions
Petrozavodsk Summer 2007. NSU Contest
713
637
1555
Find the Treasure!
Petrozavodsk Summer 2007. NSU Contest
44
8533
1556
Multishot in the Secret Cow Level
Petrozavodsk Summer 2007. NSU Contest
43
8694
1557
Network Attack
Petrozavodsk Summer 2007. NSU Contest
251
1766
1558
Periodical Numbers
Petrozavodsk Summer 2007. NSU Contest
526
860
1559
TruCoders Linguistics
Petrozavodsk Summer 2007. NSU Contest
98
4267
1560
Elementary Symmetric Functions
Petrozavodsk Summer 2007. NSU Contest
482
937
1561
Winnie the Pooh
Petrozavodsk Summer 2007. NSU Contest
149
2898
1618
Arrays Printing
Petrozavodsk Winter 2008. ITMO Contest
92
4235
1619
Big Brother
Petrozavodsk Winter 2008. ITMO Contest
596
713
1620
Clever House
Petrozavodsk Winter 2008. ITMO Contest
269
1548
1621
Definite Integral
Petrozavodsk Winter 2008. ITMO Contest
88
4408
1622
Endspiel
Petrozavodsk Winter 2008. ITMO Contest
124
3224
1623
Fractal Labyrinth
Petrozavodsk Winter 2008. ITMO Contest
129
3108
1624
Go out of here!
Petrozavodsk Winter 2008. ITMO Contest
77
4965
1625
Hankel Matrix
Petrozavodsk Winter 2008. ITMO Contest
403
1046
1626
Interfering Segment
Petrozavodsk Winter 2008. ITMO Contest
48
7448
1627
Join
Petrozavodsk Winter 2008. ITMO Contest
387
1088
1660
The Island of Bad Luck
Petrozavodsk Winter 2008. USU Contest
57
6290
1661
Dodecahedron
Petrozavodsk Winter 2008. USU Contest
106
3633
1662
Goat in the Garden 6
Petrozavodsk Winter 2008. USU Contest
82
4581
1663
The Hobbit or There and Back Again 2
Petrozavodsk Winter 2008. USU Contest
123
3169
1664
Pipeline Transportation
Petrozavodsk Winter 2008. USU Contest
205
1960
1665
Dean's Financial Pyramid
Petrozavodsk Winter 2008. USU Contest
953
438
1666
Vasya Ferrari
Petrozavodsk Winter 2008. USU Contest
320
1277
1667
Square Country 3
Petrozavodsk Winter 2008. USU Contest
215
1873
1668
Death Star 2
Petrozavodsk Winter 2008. USU Contest
65
5619
1669
Universal Word
Petrozavodsk Winter 2008. USU Contest
292
1395
1670
Asterisk
Petrozavodsk Summer 2008. USU Contest
211
1899
1671
Anansi's Cobweb
Petrozavodsk Summer 2008. USU Contest
3904
107
1672
Droid flies
Petrozavodsk Summer 2008. USU Contest
30
10491
1673
Admission to Exam
Petrozavodsk Summer 2008. USU Contest
336
1213
1674
Drunk King
Petrozavodsk Summer 2008. USU Contest
59
6082
1675
Lunar Code 2
Petrozavodsk Summer 2008. USU Contest
223
1801
1676
Mortal Kombat
Petrozavodsk Summer 2008. USU Contest
234
1720
1677
Monkey at the Keyboard
Petrozavodsk Summer 2008. USU Contest
258
1566
1678
Space Poker 3
Petrozavodsk Summer 2008. USU Contest
73
5056
1679
Scrooge's Tower
Petrozavodsk Summer 2008. USU Contest
410
999
1690
Army of Mages
Petrozavodsk Winter 2009. USU Contest
643
635
1691
Algorithm Complexity
Petrozavodsk Winter 2009. USU Contest
129
2982
1692
Flags for Provinces
Petrozavodsk Winter 2009. USU Contest
1085
378
1693
Loyd's Problem
Petrozavodsk Winter 2009. USU Contest
30
10361
1694
Killer Words
Petrozavodsk Winter 2009. USU Contest
132
2919
1695
Work for Robots
Petrozavodsk Winter 2009. USU Contest
134
2878
1696
Salary for Robots
Petrozavodsk Winter 2009. USU Contest
468
867
1697
Sniper Shot
Petrozavodsk Winter 2009. USU Contest
67
5382
1698
Square Country 5
Petrozavodsk Winter 2009. USU Contest
640
638
1699
Turning Turtles
Petrozavodsk Winter 2009. USU Contest
375
1076
1742
Team building
Petrozavodsk Summer 2009. Ufa SATU Contest
1245
310
1743
Domino Sorting
Petrozavodsk Summer 2009. Ufa SATU Contest
384
987
1744
The Captain's Squad
Petrozavodsk Summer 2009. Ufa SATU Contest
182
2026
1745
Yet Another Answer
Petrozavodsk Summer 2009. Ufa SATU Contest
466
817
1746
Hyperrook
Petrozavodsk Summer 2009. Ufa SATU Contest
227
1641
1747
Kingdom Inspection
Petrozavodsk Summer 2009. Ufa SATU Contest
276
1360
1748
The Most Complex Number
Petrozavodsk Summer 2009. Ufa SATU Contest
1452
266
1749
Periodic Sum
Petrozavodsk Summer 2009. Ufa SATU Contest
180
2047
1750
Pakhom and the Gully
Petrozavodsk Summer 2009. Ufa SATU Contest
297
1267
1751
Improbability Theory
Petrozavodsk Summer 2009. Ufa SATU Contest
102
3473
1752
Tree 2
Petrozavodsk Summer 2009. Ufa SATU Contest
1503
257
1810
Antiequations
Petrozavodsk Summer 2010. Tavrida NU Contest
76
4188
1811
Dual-SIM Phone
Petrozavodsk Summer 2010. Tavrida NU Contest
243
1424
1812
The Island of Bad Luck 2
Petrozavodsk Summer 2010. Tavrida NU Contest
119
2792
1813
Random Shuffler
Petrozavodsk Summer 2010. Tavrida NU Contest
220
1566
1814
Continued Fraction
Petrozavodsk Summer 2010. Tavrida NU Contest
108
3052
1815
Farm in San Andreas
Petrozavodsk Summer 2010. Tavrida NU Contest
73
4339
1816
Troubles with Pollard
Petrozavodsk Summer 2010. Tavrida NU Contest
147
2294
1817
Merry-go-round
Petrozavodsk Summer 2010. Tavrida NU Contest
346
1012
1818
Fair Fishermen
Petrozavodsk Summer 2010. Tavrida NU Contest
173
1968
1819
Professional Approach
Petrozavodsk Summer 2010. Tavrida NU Contest
44
6670
1841
Cableways
Petrozavodsk Summer 2010. USU Contest
148
2170
1842
Local Roots
Petrozavodsk Summer 2010. USU Contest
47
6016
1843
Cutting a Parallelepiped
Petrozavodsk Summer 2010. USU Contest
72
4182
1844
Warlord of the Army of Mages
Petrozavodsk Summer 2010. USU Contest
210
1559
1845
Integer-valued Complex Determinant
Petrozavodsk Summer 2010. USU Contest
64
4634
1846
GCD 2010
Petrozavodsk Summer 2010. USU Contest
2219
154
1847
Zamkadye
Petrozavodsk Summer 2010. USU Contest
75
4035
1848
Fly Hunt
Petrozavodsk Summer 2010. USU Contest
66
4512
1849
Rabbit Hunt 2
Petrozavodsk Summer 2010. USU Contest
126
2522
1850
Space Tourism
Petrozavodsk Summer 2010. USU Contest
115
2743
1851
GOV-internship
Petrozavodsk Summer 2011. USU Contest
189
1721
1852
Cube in a Cube in a Cube
Petrozavodsk Summer 2011. USU Contest
124
2556
1853
Laser Technologies
Petrozavodsk Summer 2011. USU Contest
37
7287
1854
Negotiations with Parthians
Petrozavodsk Summer 2011. USU Contest
805
420
1855
Trade Guilds of Erathia
Petrozavodsk Summer 2011. USU Contest
254
1297
1856
War and Peace
Petrozavodsk Summer 2011. USU Contest
83
3683
1857
Alice and Bandersnatch
Petrozavodsk Summer 2011. USU Contest
242
1359
1858
Magic Cube
Petrozavodsk Summer 2011. USU Contest
81
3764
1859
Last Season of Team.GOV
Petrozavodsk Summer 2011. USU Contest
75
4029
1860
Fiborial
Petrozavodsk Summer 2011. USU Contest
725
466
1861
Graveyard in Deyja
Petrozavodsk Summer 2011. USU Contest
334
996
1951
Complex Root
Petrozavodsk Winter 2013. Ural FU Contest
151
1849
1952
To Kill the Dragon
Petrozavodsk Winter 2013. Ural FU Contest
19
10263
1953
Biggest Inscribed Ellipse
Petrozavodsk Winter 2013. Ural FU Contest
106
2566
1954
Five Palindromes
Petrozavodsk Winter 2013. Ural FU Contest
70
3721
1955
Boss, I Can See You!
Petrozavodsk Winter 2013. Ural FU Contest
82
3235
1956
Fire Signals
Petrozavodsk Winter 2013. Ural FU Contest
113
2420
1957
Mundial
Petrozavodsk Winter 2013. Ural FU Contest
46
5315
1958
Algorithm of Professor Ivanov
Petrozavodsk Winter 2013. Ural FU Contest
69
3768
1959
GOV-internship 3
Petrozavodsk Winter 2013. Ural FU Contest
270
1063
1960
Palindromes and Super Abilities
Petrozavodsk Winter 2013. Ural FU Contest
676
434
2036
Intersect Until You're Sick of It
Petrozavodsk Summer 2014. Ural FU Contest
142
1729
2037
Richness of binary words
Petrozavodsk Summer 2014. Ural FU Contest
207
1211
2038
Minimum Vertex Cover
Petrozavodsk Summer 2014. Ural FU Contest
100
2389
2039
Striped Square
Petrozavodsk Summer 2014. Ural FU Contest
33
6112
2040
Palindromes and Super Abilities 2
Petrozavodsk Summer 2014. Ural FU Contest
294
865
2041
Nanomatryoshkas
Petrozavodsk Summer 2014. Ural FU Contest
113
2137
2042
Nikita
Petrozavodsk Summer 2014. Ural FU Contest
64
3552
2043
Kirill the Gardener 2
Petrozavodsk Summer 2014. Ural FU Contest
49
4455
2044
31 Palindromes
Petrozavodsk Summer 2014. Ural FU Contest
93
2552
2045
Richness of words
Petrozavodsk Summer 2014. Ural FU Contest
546
473
2118
Cipher Message 4
Petrozavodsk Summer 2018. umnik_team contest
109
1359
2119
Tree Hull
Petrozavodsk Summer 2018. umnik_team contest
193
797
2120
Tree Average Weight
Petrozavodsk Summer 2018. umnik_team contest
75
1903
2121
Intersection of Parabolas
Petrozavodsk Summer 2018. umnik_team contest
216
716
2122
Hamming
Petrozavodsk Summer 2018. umnik_team contest
29
4147
2123
Knapsack
Petrozavodsk Summer 2018. umnik_team contest
149
1017
2124
Algebra on Segment
Petrozavodsk Summer 2018. umnik_team contest
112
1326
2125
Continue the Sequence
Petrozavodsk Summer 2018. umnik_team contest
43
3051
2126
Partition into Teams
Petrozavodsk Summer 2018. umnik_team contest
89
1634
2127
Determinant of a Graph
Petrozavodsk Summer 2018. umnik_team contest
37
3441
Solved problems:
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