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Problem set. Volume 9
Solved problems:
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Volume 8
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ID
Title
Source
Authors
Difficulty
1800
Murphy's Law
NEERC 2010 Eastern Subregional
1913
175
1801
The Revolution Cup
NEERC 2010 Eastern Subregional
51
5521
1802
Cube Puzzle
NEERC 2010 Eastern Subregional
155
2041
1803
The Czechs' Rifles
NEERC 2010 Eastern Subregional
459
718
1804
The Machinegunners in a Playoff
NEERC 2010 Eastern Subregional
857
388
1805
Chapaev and a Cipher Grille
NEERC 2010 Eastern Subregional
342
957
1806
Mobile Telegraphs
NEERC 2010 Eastern Subregional
1440
232
1807
Cartridges for Maxim
NEERC 2010 Eastern Subregional
227
1421
1808
Chapaev at the Planet Ocean
NEERC 2010 Eastern Subregional
169
1881
1809
Chapaev and Potatoes
NEERC 2010 Eastern Subregional
578
573
1810
Antiequations
Petrozavodsk Summer 2010. Tavrida NU Contest
71
4067
1811
Dual-SIM Phone
Petrozavodsk Summer 2010. Tavrida NU Contest
223
1414
1812
The Island of Bad Luck 2
Petrozavodsk Summer 2010. Tavrida NU Contest
109
2768
1813
Random Shuffler
Petrozavodsk Summer 2010. Tavrida NU Contest
201
1561
1814
Continued Fraction
Petrozavodsk Summer 2010. Tavrida NU Contest
96
3108
1815
Farm in San Andreas
Petrozavodsk Summer 2010. Tavrida NU Contest
65
4393
1816
Troubles with Pollard
Petrozavodsk Summer 2010. Tavrida NU Contest
126
2422
1817
Merry-go-round
Petrozavodsk Summer 2010. Tavrida NU Contest
323
989
1818
Fair Fishermen
Petrozavodsk Summer 2010. Tavrida NU Contest
157
1973
1819
Professional Approach
Petrozavodsk Summer 2010. Tavrida NU Contest
36
7162
1820
Ural Steaks
USU Personal Contest 2011
12987
25
1821
Biathlon
USU Personal Contest 2011
1928
168
1822
Hugo II's War
USU Personal Contest 2011
477
669
1823
Ideal Gas
USU Personal Contest 2011
984
328
1824
Ifrit Bomber
USU Personal Contest 2011
304
1037
1825
Ifrit Bomber 2
USU Personal Contest 2011
358
885
1826
Minefield
USU Personal Contest 2011
1093
295
1827
Indigenous Wars
USU Personal Contest 2011
274
1147
1828
Approximation by a Progression
USU Personal Contest 2011
704
456
1829
Routing Tables
USU Personal Contest 2011
89
3289
1830
Help in the RNOS
Ural Championship 2011
352
890
1831
Tsyfirkin's Lesson
Ural Championship 2011
130
2303
1832
Arirang Show
Ural Championship 2011
345
908
1833
Hopes of Rowing
Ural Championship 2011
150
2015
1834
Tennis Racket
Ural Championship 2011
59
4672
1835
Swamp Doctor
Ural Championship 2011
94
3100
1836
Babel Fish
Ural Championship 2011
278
1119
1837
Isenbaev's Number
Ural Championship 2011
5484
59
1838
Samurai's Stroke
Ural Championship 2011
452
698
1839
The Mentaculus
Ural Championship 2011
118
2518
1840
Victim of Advertising
Ural Championship 2011
27
8712
1841
Cableways
Petrozavodsk Summer 2010. USU Contest
141
2062
1842
Local Roots
Petrozavodsk Summer 2010. USU Contest
36
6769
1843
Cutting a Parallelepiped
Petrozavodsk Summer 2010. USU Contest
66
4097
1844
Warlord of the Army of Mages
Petrozavodsk Summer 2010. USU Contest
195
1519
1845
Integer-valued Complex Determinant
Petrozavodsk Summer 2010. USU Contest
58
4579
1846
GCD 2010
Petrozavodsk Summer 2010. USU Contest
2063
150
1847
Zamkadye
Petrozavodsk Summer 2010. USU Contest
59
4513
1848
Fly Hunt
Petrozavodsk Summer 2010. USU Contest
52
5022
1849
Rabbit Hunt 2
Petrozavodsk Summer 2010. USU Contest
119
2414
1850
Space Tourism
Petrozavodsk Summer 2010. USU Contest
102
2780
1851
GOV-internship
Petrozavodsk Summer 2011. Ural SU Team.GOV Contest
179
1645
1852
Cube in a Cube in a Cube
Petrozavodsk Summer 2011. Ural SU Team.GOV Contest
117
2448
1853
Laser Technologies
Petrozavodsk Summer 2011. Ural SU Team.GOV Contest
32
7402
1854
Negotiations with Parthians
Petrozavodsk Summer 2011. Ural SU Team.GOV Contest
748
410
1855
Trade Guilds of Erathia
Petrozavodsk Summer 2011. Ural SU Team.GOV Contest
236
1264
1856
War and Peace
Petrozavodsk Summer 2011. Ural SU Team.GOV Contest
74
3701
1857
Alice and Bandersnatch
Petrozavodsk Summer 2011. Ural SU Team.GOV Contest
231
1290
1858
Magic Cube
Petrozavodsk Summer 2011. Ural SU Team.GOV Contest
73
3746
1859
Last Season of Team.GOV
Petrozavodsk Summer 2011. Ural SU Team.GOV Contest
64
4202
1860
Fiborial
Petrozavodsk Summer 2011. Ural SU Team.GOV Contest
684
448
1861
Graveyard in Deyja
Petrozavodsk Summer 2011. Ural SU Team.GOV Contest
313
963
1862
Very Wealthy Mole
Ural FU Championship 2011
245
1213
1863
Peaceful Atom
Ural FU Championship 2011
286
1045
1864
Get-Together at Den's
Ural FU Championship 2011
1868
165
1865
The Island of Märket
Ural FU Championship 2011
84
3290
1866
Poetic Foot
Ural FU Championship 2011
411
735
1867
Nanotechnologies
Ural FU Championship 2011
115
2474
1868
Prediction Contest
Ural FU Championship 2011
2061
149
1869
New Year Cruise
Ural FU Championship 2011
1370
224
1870
Zinium 2
Ural FU Championship 2011
451
671
1871
Seismic Waves
Ural FU Championship 2011
507
598
1872
Spacious Office
Ural FU Championship 2011
398
758
1873
GOV Chronicles
Ural Regional School Programming Contest 2011
870
351
1874
Football Goal
Ural Regional School Programming Contest 2011
1638
187
1875
Angry Birds
Ural Regional School Programming Contest 2011
320
936
1876
Centipede's Morning
Ural Regional School Programming Contest 2011
5901
52
1877
Bicycle Codes
Ural Regional School Programming Contest 2011
16396
19
1878
Rubinchik's Cube
Ural Regional School Programming Contest 2011
1513
203
1879
GOV-internship 2
Ural Regional School Programming Contest 2011
212
1391
1880
Psych Up's Eigenvalues
Ural Regional School Programming Contest 2011
10279
30
1881
Long problem statement
Ural Regional School Programming Contest 2011
5154
60
1882
Old Nokia
Ural Regional School Programming Contest 2011
107
2639
1883
Ent's Birthday
Ural Regional School Programming Contest 2011
253
1174
1884
Way to the University
Ural Regional School Programming Contest 2011
467
647
1885
Passenger Comfort
NEERC 2011 Eastern Subregional
1564
196
1886
Trip 2
NEERC 2011 Eastern Subregional
143
2015
1887
Frequent Flyer Card
NEERC 2011 Eastern Subregional
291
1024
1888
Pilot Work Experience
NEERC 2011 Eastern Subregional
671
453
1889
Airport Announcements
NEERC 2011 Eastern Subregional
1062
288
1890
Money out of Thin Air
NEERC 2011 Eastern Subregional
686
443
1891
Language Ocean
NEERC 2011 Eastern Subregional
451
669
1892
Morning in Koltsovo
NEERC 2011 Eastern Subregional
350
856
1893
A380
NEERC 2011 Eastern Subregional
5387
57
1894
Non-Flying Weather
NEERC 2011 Eastern Subregional
189
1549
1895
Steaks on Board
NEERC 2011 Eastern Subregional
136
2111
1896
War Games 2.1
207
884
1897
Alice and Bob and a string
15
5434
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