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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. Moscow+Ural Contest
109
4016
1381
Cockroaches in the Building
Petrozavodsk Summer 2005. Moscow+Ural Contest
125
3540
1382
Game with Cards
Petrozavodsk Summer 2005. Moscow+Ural Contest
257
1790
1383
Flower-garden Designs
Petrozavodsk Summer 2005. Moscow+Ural Contest
24
14058
1384
Goat in the Garden 4
Petrozavodsk Summer 2005. Moscow+Ural Contest
83
5139
1385
Interesting Number
Petrozavodsk Summer 2005. Moscow+Ural Contest
1974
241
1386
Maze
Petrozavodsk Summer 2005. Moscow+Ural Contest
404
1154
1387
Vasya's Dad
Petrozavodsk Summer 2005. Moscow+Ural Contest
298
1552
1388
Photo
Petrozavodsk Summer 2005. Moscow+Ural Contest
19
16481
1389
Roadworks
Petrozavodsk Summer 2005. Moscow+Ural Contest
809
584
1390
Shots at Walls
Petrozavodsk Summer 2005. Moscow+Ural Contest
39
9754
1391
Snake
Petrozavodsk Summer 2005. Moscow+Ural Contest
80
5311
1459
Archer's Travel
Petrozavodsk Winter 2006. USU Contest
247
1731
1460
Wires
Petrozavodsk Winter 2006. USU Contest
96
4196
1461
Christmas Garland
Petrozavodsk Winter 2006. USU Contest
428
1015
1462
Uncle Scrooge's Gold
Petrozavodsk Winter 2006. USU Contest
519
841
1463
Happiness to People!
Petrozavodsk Winter 2006. USU Contest
709
619
1464
Light
Petrozavodsk Winter 2006. USU Contest
144
2888
1465
Pawn Game
Petrozavodsk Winter 2006. USU Contest
883
498
1466
Magic Square
Petrozavodsk Winter 2006. USU Contest
131
3154
1467
Sum of Degrees
Petrozavodsk Winter 2006. USU Contest
355
1219
1468
Fraction
Petrozavodsk Summer 2006. Ural+Orel Contest
518
834
1469
No Smoking!
Petrozavodsk Summer 2006. Ural+Orel Contest
405
1061
1470
UFOs
Petrozavodsk Summer 2006. Ural+Orel Contest
1724
254
1471
Distance in the Tree
Petrozavodsk Summer 2006. Ural+Orel Contest
2234
196
1472
Martian Army
Petrozavodsk Summer 2006. Ural+Orel Contest
397
1082
1473
Farm 2
Petrozavodsk Summer 2006. Ural+Orel Contest
75
5179
1474
About Frogs
Petrozavodsk Summer 2006. Ural+Orel Contest
622
696
1475
Ryaba Hen
Petrozavodsk Summer 2006. Ural+Orel Contest
97
4114
1476
Lunar Code
Petrozavodsk Summer 2006. Ural+Orel Contest
310
1376
1477
Airplanes
Petrozavodsk Summer 2006. Ural+Orel Contest
137
2994
1478
Spy Satellites
Petrozavodsk Summer 2006. Ural+Orel Contest
103
3895
1479
Scheduled Checking
Petrozavodsk Summer 2006. Ural+Orel Contest
72
5368
1522
Factory
Petrozavodsk Winter 2007. D.Gozman Contest
205
1976
1523
K-inversions
Petrozavodsk Winter 2007. D.Gozman Contest
1381
305
1524
Men in Black
Petrozavodsk Winter 2007. D.Gozman Contest
24
12494
1525
Path
Petrozavodsk Winter 2007. D.Gozman Contest
902
466
1526
Martian Plates
Petrozavodsk Winter 2007. D.Gozman Contest
304
1353
1527
Bad Roads
Petrozavodsk Winter 2007. D.Gozman Contest
344
1200
1528
Sequence
Petrozavodsk Winter 2007. D.Gozman Contest
1626
260
1529
Game of Squares
Petrozavodsk Winter 2007. D.Gozman Contest
92
4165
1530
Ones and Zeroes
Petrozavodsk Winter 2007. D.Gozman Contest
467
891
1531
Zones on a Plane
Petrozavodsk Winter 2007. D.Gozman Contest
302
1362
1552
Brainfuck
Petrozavodsk Summer 2007. NSU Contest
332
1178
1553
Caves and Tunnels
Petrozavodsk Summer 2007. NSU Contest
1283
312
1554
Multiplicative Functions
Petrozavodsk Summer 2007. NSU Contest
626
634
1555
Find the Treasure!
Petrozavodsk Summer 2007. NSU Contest
25
11513
1556
Multishot in the Secret Cow Level
Petrozavodsk Summer 2007. NSU Contest
34
9158
1557
Network Attack
Petrozavodsk Summer 2007. NSU Contest
220
1752
1558
Periodical Numbers
Petrozavodsk Summer 2007. NSU Contest
474
833
1559
TruCoders Linguistics
Petrozavodsk Summer 2007. NSU Contest
89
4070
1560
Elementary Symmetric Functions
Petrozavodsk Summer 2007. NSU Contest
402
978
1561
Winnie the Pooh
Petrozavodsk Summer 2007. NSU Contest
134
2798
1618
Arrays Printing
Petrozavodsk Winter 2008. ITMO Contest
61
5226
1619
Big Brother
Petrozavodsk Winter 2008. ITMO Contest
536
680
1620
Clever House
Petrozavodsk Winter 2008. ITMO Contest
243
1466
1621
Definite Integral
Petrozavodsk Winter 2008. ITMO Contest
69
4696
1622
Endspiel
Petrozavodsk Winter 2008. ITMO Contest
102
3313
1623
Fractal Labyrinth
Petrozavodsk Winter 2008. ITMO Contest
101
3342
1624
Go out of here!
Petrozavodsk Winter 2008. ITMO Contest
47
6509
1625
Hankel Matrix
Petrozavodsk Winter 2008. ITMO Contest
366
987
1626
Interfering Segment
Petrozavodsk Winter 2008. ITMO Contest
37
7894
1627
Join
Petrozavodsk Winter 2008. ITMO Contest
339
1063
1660
The Island of Bad Luck
Petrozavodsk Winter 2008. USU Contest
47
6304
1661
Dodecahedron
Petrozavodsk Winter 2008. USU Contest
77
4130
1662
Goat in the Garden 6
Petrozavodsk Winter 2008. USU Contest
68
4607
1663
The Hobbit or There and Back Again 2
Petrozavodsk Winter 2008. USU Contest
116
2852
1664
Pipeline Transportation
Petrozavodsk Winter 2008. USU Contest
179
1901
1665
Dean's Financial Pyramid
Petrozavodsk Winter 2008. USU Contest
853
416
1666
Vasya Ferrari
Petrozavodsk Winter 2008. USU Contest
280
1239
1667
Square Country 3
Petrozavodsk Winter 2008. USU Contest
180
1891
1668
Death Star 2
Petrozavodsk Winter 2008. USU Contest
47
6304
1669
Universal Word
Petrozavodsk Winter 2008. USU Contest
267
1297
1670
Asterisk
Petrozavodsk Summer 2008. USU Contest
192
1769
1671
Anansi's Cobweb
Petrozavodsk Summer 2008. USU Contest
2723
131
1672
Droid flies
Petrozavodsk Summer 2008. USU Contest
22
11168
1673
Admission to Exam
Petrozavodsk Summer 2008. USU Contest
243
1413
1674
Drunk King
Petrozavodsk Summer 2008. USU Contest
48
6162
1675
Lunar Code 2
Petrozavodsk Summer 2008. USU Contest
195
1743
1676
Mortal Kombat
Petrozavodsk Summer 2008. USU Contest
197
1726
1677
Monkey at the Keyboard
Petrozavodsk Summer 2008. USU Contest
216
1581
1678
Space Poker 3
Petrozavodsk Summer 2008. USU Contest
30
8934
1679
Scrooge's Tower
Petrozavodsk Summer 2008. USU Contest
346
1004
1690
Army of Mages
Petrozavodsk Winter 2009. USU Contest
572
604
1691
Algorithm Complexity
Petrozavodsk Winter 2009. USU Contest
101
3168
1692
Flags for Provinces
Petrozavodsk Winter 2009. USU Contest
986
353
1693
Loyd's Problem
Petrozavodsk Winter 2009. USU Contest
22
10987
1694
Killer Words
Petrozavodsk Winter 2009. USU Contest
112
2882
1695
Work for Robots
Petrozavodsk Winter 2009. USU Contest
113
2858
1696
Salary for Robots
Petrozavodsk Winter 2009. USU Contest
394
870
1697
Sniper Shot
Petrozavodsk Winter 2009. USU Contest
56
5327
1698
Square Country 5
Petrozavodsk Winter 2009. USU Contest
573
603
1699
Turning Turtles
Petrozavodsk Winter 2009. USU Contest
326
1046
1742
Team building
Petrozavodsk Summer 2009. Ufa SATU Contest
1076
298
1743
Domino Sorting
Petrozavodsk Summer 2009. Ufa SATU Contest
353
891
1744
The Captain's Squad
Petrozavodsk Summer 2009. Ufa SATU Contest
155
1960
1745
Yet Another Answer
Petrozavodsk Summer 2009. Ufa SATU Contest
360
874
1746
Hyperrook
Petrozavodsk Summer 2009. Ufa SATU Contest
200
1540
1747
Kingdom Inspection
Petrozavodsk Summer 2009. Ufa SATU Contest
243
1278
1748
The Most Complex Number
Petrozavodsk Summer 2009. Ufa SATU Contest
1253
256
1749
Periodic Sum
Petrozavodsk Summer 2009. Ufa SATU Contest
156
1948
1750
Pakhom and the Gully
Petrozavodsk Summer 2009. Ufa SATU Contest
265
1176
1751
Improbability Theory
Petrozavodsk Summer 2009. Ufa SATU Contest
83
3477
1752
Tree 2
Petrozavodsk Summer 2009. Ufa SATU Contest
1028
312
1810
Antiequations
Petrozavodsk Summer 2010. Tavrida NU Contest
68
3737
1811
Dual-SIM Phone
Petrozavodsk Summer 2010. Tavrida NU Contest
212
1313
1812
The Island of Bad Luck 2
Petrozavodsk Summer 2010. Tavrida NU Contest
103
2580
1813
Random Shuffler
Petrozavodsk Summer 2010. Tavrida NU Contest
190
1458
1814
Continued Fraction
Petrozavodsk Summer 2010. Tavrida NU Contest
86
3037
1815
Farm in San Andreas
Petrozavodsk Summer 2010. Tavrida NU Contest
60
4165
1816
Troubles with Pollard
Petrozavodsk Summer 2010. Tavrida NU Contest
116
2314
1817
Merry-go-round
Petrozavodsk Summer 2010. Tavrida NU Contest
294
959
1818
Fair Fishermen
Petrozavodsk Summer 2010. Tavrida NU Contest
143
1905
1819
Professional Approach
Petrozavodsk Summer 2010. Tavrida NU Contest
35
6478
1841
Cableways
Petrozavodsk Summer 2010. USU Contest
119
2112
1842
Local Roots
Petrozavodsk Summer 2010. USU Contest
34
6191
1843
Cutting a Parallelepiped
Petrozavodsk Summer 2010. USU Contest
64
3681
1844
Warlord of the Army of Mages
Petrozavodsk Summer 2010. USU Contest
181
1426
1845
Integer-valued Complex Determinant
Petrozavodsk Summer 2010. USU Contest
55
4191
1846
GCD 2010
Petrozavodsk Summer 2010. USU Contest
1855
146
1847
Zamkadye
Petrozavodsk Summer 2010. USU Contest
52
4394
1848
Fly Hunt
Petrozavodsk Summer 2010. USU Contest
40
5449
1849
Rabbit Hunt 2
Petrozavodsk Summer 2010. USU Contest
112
2233
1850
Space Tourism
Petrozavodsk Summer 2010. USU Contest
94
2619
1851
GOV-internship
Petrozavodsk Summer 2011. Ural SU Team.GOV Contest
164
1563
1852
Cube in a Cube in a Cube
Petrozavodsk Summer 2011. Ural SU Team.GOV Contest
110
2266
1853
Laser Technologies
Petrozavodsk Summer 2011. Ural SU Team.GOV Contest
29
6972
1854
Negotiations with Parthians
Petrozavodsk Summer 2011. Ural SU Team.GOV Contest
678
395
1855
Trade Guilds of Erathia
Petrozavodsk Summer 2011. Ural SU Team.GOV Contest
221
1177
1856
War and Peace
Petrozavodsk Summer 2011. Ural SU Team.GOV Contest
67
3532
1857
Alice and Bandersnatch
Petrozavodsk Summer 2011. Ural SU Team.GOV Contest
219
1188
1858
Magic Cube
Petrozavodsk Summer 2011. Ural SU Team.GOV Contest
60
3885
1859
Last Season of Team.GOV
Petrozavodsk Summer 2011. Ural SU Team.GOV Contest
56
4120
1860
Fiborial
Petrozavodsk Summer 2011. Ural SU Team.GOV Contest
622
430
1861
Graveyard in Deyja
Petrozavodsk Summer 2011. Ural SU Team.GOV Contest
288
913
1951
Complex Root
Petrozavodsk Winter 2013. Kontur Cup. ChU 2013 Selection
125
1647
1952
To Kill the Dragon
Petrozavodsk Winter 2013. Kontur Cup. ChU 2013 Selection
10
11113
1953
Biggest Inscribed Ellipse
Petrozavodsk Winter 2013. Kontur Cup. ChU 2013 Selection
90
2223
1954
Five Palindromes
Petrozavodsk Winter 2013. Kontur Cup. ChU 2013 Selection
54
3473
1955
Boss, I Can See You!
Petrozavodsk Winter 2013. Kontur Cup. ChU 2013 Selection
66
2925
1956
Fire Signals
Petrozavodsk Winter 2013. Kontur Cup. ChU 2013 Selection
92
2179
1957
Mundial
Petrozavodsk Winter 2013. Kontur Cup. ChU 2013 Selection
36
4832
1958
Algorithm of Professor Ivanov
Petrozavodsk Winter 2013. Kontur Cup. ChU 2013 Selection
56
3368
1959
GOV-internship 3
Petrozavodsk Winter 2013. Kontur Cup. ChU 2013 Selection
234
911
1960
Palindromes and Super Abilities
Petrozavodsk Winter 2013. Kontur Cup. ChU 2013 Selection
508
429
2036
Intersect Until You're Sick of It
Petrozavodsk Summer 2014. Ural FU Dandelion Contest
128
1331
2037
Richness of binary words
Petrozavodsk Summer 2014. Ural FU Dandelion Contest
177
983
2038
Minimum Vertex Cover
Petrozavodsk Summer 2014. Ural FU Dandelion Contest
71
2268
2039
Striped Square
Petrozavodsk Summer 2014. Ural FU Dandelion Contest
22
5741
2040
Palindromes and Super Abilities 2
Petrozavodsk Summer 2014. Ural FU Dandelion Contest
247
715
2041
Nanomatryoshkas
Petrozavodsk Summer 2014. Ural FU Dandelion Contest
84
1955
2042
Nikita
Petrozavodsk Summer 2014. Ural FU Dandelion Contest
27
4966
2043
Kirill the Gardener 2
Petrozavodsk Summer 2014. Ural FU Dandelion Contest
36
3994
2044
31 Palindromes
Petrozavodsk Summer 2014. Ural FU Dandelion Contest
75
2162
2045
Richness of words
Petrozavodsk Summer 2014. Ural FU Dandelion Contest
369
485
2118
Ciphertext
Petrozavodsk Summer 2018. t.me/umnik_team Contest
22
2243
2119
Tree Hull
Petrozavodsk Summer 2018. t.me/umnik_team Contest
77
825
2120
Tree Average Weight
Petrozavodsk Summer 2018. t.me/umnik_team Contest
45
1305
2121
Intersection of Parabolas
Petrozavodsk Summer 2018. t.me/umnik_team Contest
100
652
2122
Hamming
Petrozavodsk Summer 2018. t.me/umnik_team Contest
13
3120
2123
Knapsack
Petrozavodsk Summer 2018. t.me/umnik_team Contest
67
932
2124
Algebra on Segment
Petrozavodsk Summer 2018. t.me/umnik_team Contest
49
1216
2125
Continue the Sequence
Petrozavodsk Summer 2018. t.me/umnik_team Contest
20
2392
2126
Partition into Teams
Petrozavodsk Summer 2018. t.me/umnik_team Contest
52
1157
2127
Determinant of a Graph
Petrozavodsk Summer 2018. t.me/umnik_team Contest
14
2990
Solved problems:
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