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Problem set. Ural SU Team Contests
Solved problems:
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ID
Title
Source
Authors
Difficulty
2100
Wedding Dinner
Ural FU Junior Championship 2016
6722
28
1567
SMS-spam
USU Championship 2007
10941
40
1563
Bayan
USU Championship 2007
8201
54
1636
Penalty Time
USU Championship 2008
6928
59
1638
Bookworm
USU Championship 2008
6250
65
1935
Tears of Drowned
Ural FU Championship 2012
3799
75
1131
Copying
USU Championship 2001
6457
76
1005
Stone Pile
USU Championship 1997
19337
79
1203
Scientific Conference
USU Local Contest. March 2002
5994
82
1126
Magnetic Storms
USU Championship 2001
5339
91
1009
K-based Numbers
USU Championship 1997
16230
93
1014
Product of Digits
USU Local Contest. 1999
16199
93
1219
Symbolic Sequence
USU Championship 2002
4167
119
1044
Lucky Tickets. Easy!
USU Championship 2000
12408
120
1777
Anindilyakwa
Ural SU Championship 2010
2836
121
1206
Sum of Digits of the Sum of Numbers
USU Local Contest. March 2002
4006
122
1207
Median on the Plane
USU Local Contest. March 2002
3888
126
1982
Electrification Plan
Ural FU Championship 2013
1994
131
2102
Michael and Cryptography
Ural FU Junior Championship 2016
1375
135
1740
Deer is Better!
USU Championship 2009
2708
137
1222
Chernobyl’ Eagles
USU Championship 2002
3500
141
1272
Non-Yekaterinburg Subway
USU Championship 2003
3366
149
1868
Prediction Contest
Ural FU Championship 2011
2105
150
1017
Staircases
USU Local Contest. 1999
9733
156
1931
Excellent Team
Ural FU Championship 2012
1805
158
1987
Nested Segments
Ural FU Championship 2013
1635
160
1864
Get-Together at Den's
Ural FU Championship 2011
1882
167
1413
Mars Jumper
USU Championship 2005
2867
177
1628
White Streaks
USU Championship 2008
2174
186
1635
Mnemonics and Palindromes
USU Championship 2008
2058
196
1048
Superlong Sums
USU Local Contest. March 2000
7460
197
1984
Dummy Guy
Ural FU Championship 2013
1318
198
2105
Alice and Bob are on Bikes
Ural FU Junior Championship 2016
883
209
1208
Legendary Teams Contest
USU Local Contest. March 2002
2306
212
1249
Ancient Necropolis
USU Local Contest. March 2003
2294
216
1869
New Year Cruise
Ural FU Championship 2011
1383
227
1204
Idempotents
USU Local Contest. March 2002
2149
228
1052
Rabbit Hunt
USU Local Contest. March 2000
6322
233
1125
Hopscotch
USU Championship 2001
2091
233
1205
By the Underground or by Foot?
USU Local Contest. March 2002
2068
236
1011
Conductors
USU Championship 1997
6215
244
1049
Brave Balloonists
USU Local Contest. March 2000
6009
245
1737
Mnemonics and Palindromes 3
USU Championship 2009
1507
246
1200
Horns and Hoofs
USU Local Contest. March 2002
1926
254
1220
Stacks
USU Championship 2002
1792
275
1018
Binary Apple Tree
USU Local Contest. 1999
5476
276
1255
Graveyard of the Cosa Nostra
USU Local Contest. March 2003
1789
277
1741
Communication Fiend
USU Championship 2009
1320
281
1047
Simple Calculations
USU Local Contest. March 2000
4995
295
1223
Chernobyl’ Eagle on a Roof
USU Championship 2002
1669
295
1346
Intervals of Monotonicity
USU Championship 2004
1711
296
1124
Mosaic
USU Championship 2001
1636
297
1127
Colored Bricks
USU Championship 2001
1527
318
1218
Episode N-th: The Jedi Tournament
USU Championship 2002
1534
321
1989
Subpalindromes
Ural FU Championship 2013
801
324
1779
The Great Team
Ural SU Championship 2010
1052
325
1934
Black Spot
Ural FU Championship 2012
832
341
2104
Game with a Strip
Ural FU Junior Championship 2016
534
344
1201
Which Day Is It?
USU Local Contest. March 2002
1360
359
1090
In the Army Now
USU Local Contest. March 2001
3501
360
1039
Anniversary Party
USU Championship 2000
3914
381
1483
Table Football
USU Championship 2006
1236
381
1410
Crack
USU Championship 2005
1310
386
1933
Guns for Battle!
Ural FU Championship 2012
732
387
1007
Code Words
USU Championship 1997
3828
396
1416
Confidential
USU Championship 2005
1276
396
1252
Sorting the Tombstones
USU Local Contest. March 2003
1238
399
1217
Unlucky Tickets
USU Championship 2002
1203
408
1128
Partition into Groups
USU Championship 2001
1183
410
1562
GM-pineapple
USU Championship 2007
1061
410
1343
Fairy Tale
USU Championship 2004
1208
418
1981
Parallel and Perpendicular
Ural FU Championship 2013
618
418
1221
Malevich Strikes Back!
USU Championship 2002
1165
422
2108
Oleg and Little Ponies
Ural FU Junior Championship 2016
431
424
1129
Door Painting
USU Championship 2001
1134
427
1414
Astronomical Database
USU Championship 2005
1169
432
1202
Rectangles Travel
USU Local Contest. March 2002
1108
440
1015
Test the Difference!
USU Local Contest. 1999
3385
446
1732
Ministry of Truth
USU Championship 2009
827
446
1571
Interpreters
USU Championship 2007
972
447
1094
E-screen
USU Local Contest. March 2001
2783
452
1776
Anniversary Firework
Ural SU Championship 2010
751
454
1019
Line Painting
USU Local Contest. 1999
3302
457
1273
Tie
USU Championship 2003
1076
462
1783
Nuclear Arms Race
Ural SU Championship 2010
738
462
1480
Coupons
USU Championship 2006
1014
463
1631
Drunk King 2
USU Championship 2008
846
474
1038
Spell Checker
USU Championship 2000
3123
477
1774
Barber of the Army of Mages
Ural SU Championship 2010
684
498
2109
Tourism on Mars
Ural FU Junior Championship 2016
364
500
1045
Funny Game
USU Local Contest. March 2000
2852
516
1051
Simple Game on a Grid
USU Local Contest. March 2000
2824
521
1091
Tmutarakan Exams
USU Local Contest. March 2001
2404
523
1095
Nikifor 3
USU Local Contest. March 2001
2213
568
1871
Seismic Waves
Ural FU Championship 2011
511
607
1254
Die Hard
USU Local Contest. March 2003
770
638
1484
Film Rating
USU Championship 2006
725
645
1486
Equal Squares
USU Championship 2006
718
652
1870
Zinium 2
Ural FU Championship 2011
459
675
1564
Counting Ones
USU Championship 2007
631
686
1253
Necrologues
USU Local Contest. March 2003
702
699
1096
Get the Right Route Plate!
USU Local Contest. March 2001
1795
700
1250
Sea Burial
USU Local Contest. March 2003
677
725
1268
Little Chu
USU Championship 2003
672
735
1866
Poetic Foot
Ural FU Championship 2011
420
736
1342
Enterprise
USU Championship 2004
671
747
1633
Hippogriffs
USU Championship 2008
524
760
1872
Spacious Office
Ural FU Championship 2011
402
768
1940
Not So Simple Years
Ural FU Championship 2012
347
804
1042
Central Heating
USU Championship 2000
1847
805
1016
Cube on the Walk
USU Local Contest. 1999
1868
806
1939
First Seal
Ural FU Championship 2012
344
811
1629
Trip
USU Championship 2008
484
822
1269
Obscene Words Filter
USU Championship 2003
581
849
1339
Babies
USU Championship 2004
580
862
1780
Gray Code
Ural SU Championship 2010
375
897
1570
Eating High
USU Championship 2007
478
900
1418
Military Story
USU Championship 2005
551
908
1775
Space Bowling
Ural SU Championship 2010
368
913
1130
Nikifor's Walk
USU Championship 2001
513
934
1569
Networking the “Iset”
USU Championship 2007
455
945
1932
The Secret of Identifier
Ural FU Championship 2012
294
945
1006
Square Frames
USU Championship 1997
1563
966
1738
Computer Security
USU Championship 2009
372
977
2110
Remove or Maximize
Ural FU Junior Championship 2016
179
989
1040
Airline Company
USU Championship 2000
1494
993
2106
Deserialization
Ural FU Junior Championship 2016
176
1005
1630
Talisman
USU Championship 2008
393
1007
1863
Peaceful Atom
Ural FU Championship 2011
289
1058
1988
Planet Ocean Landing
Ural FU Championship 2013
226
1113
1936
Roshambo
Ural FU Championship 2012
245
1126
1341
Device
USU Championship 2004
441
1128
1986
Paul’s Salads
Ural FU Championship 2013
220
1142
1736
Chinese Hockey
USU Championship 2009
316
1144
2103
Corporate Mail
Ural FU Junior Championship 2016
153
1147
1037
Memory Management
USU Championship 2000
1269
1168
1784
Rounders
Ural SU Championship 2010
284
1174
1937
Davy Jones’s Organ
Ural FU Championship 2012
231
1192
1419
Maps of the Island Worlds
USU Championship 2005
408
1219
1862
Very Wealthy Mole
Ural FU Championship 2011
248
1226
1487
Chinese Football
USU Championship 2006
365
1265
1097
Square Country 2
USU Local Contest. March 2001
923
1354
1050
Preparing an Article
USU Local Contest. March 2000
1028
1422
1345
HTML
USU Championship 2004
346
1429
1266
Kirchhoff's Law
USU Championship 2003
335
1454
2107
Oppa Funcan Style
Ural FU Junior Championship 2016
118
1460
1251
Cemetery Manager
USU Local Contest. March 2003
323
1495
1412
Autumn Tide
USU Championship 2005
327
1512
1265
Mirror
USU Championship 2003
317
1534
1983
Nectar Gathering
Ural FU Championship 2013
158
1563
1488
ACM Poker
USU Championship 2006
291
1576
1043
Cover an Arc
USU Championship 2000
913
1619
1568
Train Car Sorting
USU Championship 2007
259
1634
1485
Football and Lie
USU Championship 2006
267
1712
2101
Knight's Shield
Ural FU Junior Championship 2016
99
1715
1267
Yekaterinburg Subway
USU Championship 2003
280
1730
1338
Automobiles
USU Championship 2004
275
1785
1565
The Duel for Three
USU Championship 2007
236
1786
1420
Integer-Valued Complex Division
USU Championship 2005
264
1859
1046
Geometrical Dreams
USU Local Contest. March 2000
782
1864
1985
Prime Square
Ural FU Championship 2013
129
1889
1739
Faryuks
USU Championship 2009
186
1903
1417
Space Poker 2
USU Championship 2005
254
1930
1093
Darts
USU Local Contest. March 2001
635
1959
1782
Jack's New Word
Ural SU Championship 2010
159
2043
1781
Clean Code
Ural SU Championship 2010
158
2055
1216
Two Pawns and One King
USU Championship 2002
231
2056
1734
Endgame Database
USU Championship 2009
163
2156
1634
Spider Mite
USU Championship 2008
174
2206
1256
Cemetery Guard
USU Local Contest. March 2003
210
2263
1092
Transversal
USU Local Contest. March 2001
541
2292
1481
Winning Chances
USU Championship 2006
193
2337
1270
Unicube
USU Championship 2003
202
2366
1867
Nanotechnologies
Ural FU Championship 2011
119
2453
1735
Theft of the Century
USU Championship 2009
121
2848
1482
Triangle Game
USU Championship 2006
146
3041
1566
Triangular Postcards
USU Championship 2007
133
3073
1411
40 Islands Knights
USU Championship 2005
155
3088
1865
The Island of Märket
Ural FU Championship 2011
87
3262
1637
Triangle Game 2
USU Championship 2008
113
3301
1778
Chinese Hockey 2
Ural SU Championship 2010
71
4263
1632
Lasers
USU Championship 2008
83
4365
1344
Gigantic Turnip
USU Championship 2004
104
4463
1733
Forgotten Technology
USU Championship 2009
70
4663
1271
Sailing Directions
USU Championship 2003
97
4688
1938
Caribbean Triangle
Ural FU Championship 2012
49
4868
1041
Nikifor
USU Championship 2000
295
4899
1340
Cucaracha
USU Championship 2004
92
4988
1415
Mobile Life
USU Championship 2005
45
9261
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