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Problem set. School Contests
Solved problems:
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difficulty
ID
Title
Source
Authors
Difficulty
1020
Rope
Autumn School Contest 2000
15387
99
1021
Sacrament of the Sum
Autumn School Contest 2000
10412
146
1022
Genealogical Tree
Autumn School Contest 2000
10865
140
1023
Buttons
Autumn School Contest 2000
7133
213
1024
Permutations
Autumn School Contest 2000
4825
315
1025
Democracy in Danger
Autumn School Contest 2000
22843
67
1026
Questions and Answers
Autumn School Contest 2000
9755
156
1027
D++ Again
Autumn School Contest 2000
2430
625
1082
Gaby Ivanushka
Spring School Contest 2001
10814
124
1083
Factorials!!!
Spring School Contest 2001
19897
67
1084
Goat in the Garden
Spring School Contest 2001
8964
149
1085
Meeting
Spring School Contest 2001
2156
619
1086
Cryptography
Spring School Contest 2001
12671
106
1087
The Time to Take Stones
Spring School Contest 2001
4907
273
1088
Ilya Murometz
Spring School Contest 2001
1808
737
1089
Verification with the Dictionary
Spring School Contest 2001
1602
831
1116
Piecewise Constant Function
Autumn School Contest 2001
1490
328
1117
Hierarchy
Autumn School Contest 2001
1773
276
1118
Nontrivial Numbers
Autumn School Contest 2001
4760
103
1119
Metro
Autumn School Contest 2001
6960
71
1120
Sum of Sequential Numbers
Autumn School Contest 2001
5632
87
1121
Branches
Autumn School Contest 2001
1408
347
1122
Game
Autumn School Contest 2001
1982
247
1123
Salary
Autumn School Contest 2001
4058
121
1190
Bar of Chocolate
Spring School Contest 2002
1595
308
1191
Catch the thief!
Spring School Contest 2002
2004
246
1192
Ball in a Dream
Spring School Contest 2002
4559
108
1193
Queue at the Exam
Spring School Contest 2002
2720
181
1194
Handshakes
Spring School Contest 2002
6025
82
1195
Ouths and Crosses
Spring School Contest 2002
1892
260
1196
History Exam
Spring School Contest 2002
9247
53
1197
Lonesome Knight
Spring School Contest 2002
17835
28
1209
1, 10, 100, 1000...
Autumn School Contest 2002
14523
34
1210
Kind Spirits
Autumn School Contest 2002
3054
163
1211
Collective Guarantee
Autumn School Contest 2002
1603
309
1212
Battleship
Autumn School Contest 2002
1011
489
1213
Cockroaches!
Autumn School Contest 2002
2941
169
1214
Strange Procedure
Autumn School Contest 2002
4918
101
1215
Exactness of Projectile Hit
Autumn School Contest 2002
1658
299
1257
Hyphenation
Autumn School Contest 2003
279
1748
1258
Pool
Autumn School Contest 2003
1200
417
1259
How to Become Star?
Autumn School Contest 2003
1274
393
1260
Nudnik Photographer
Autumn School Contest 2003
4571
110
1261
Tips
Autumn School Contest 2003
1533
327
1262
Pseudo-Roman Number
Autumn School Contest 2003
1293
388
1263
Elections
Autumn School Contest 2003
11828
43
1264
Workdays
Autumn School Contest 2003
23866
21
1290
Sabotage
Spring School Contest 2004
6374
80
1291
Gear-wheels
Spring School Contest 2004
1310
384
1292
Mars Space Stations
Spring School Contest 2004
1335
377
1293
Eniya
Spring School Contest 2004
34750
15
1294
Mars Satellites
Spring School Contest 2004
1611
313
1295
Crazy Notions
Spring School Contest 2004
3359
151
1296
Hyperjump
Spring School Contest 2004
7792
65
1297
Palindrome
Spring School Contest 2004
6213
82
1298
Knight
Spring School Contest 2004
2175
232
1299
Psylonians
Spring School Contest 2004
322
1529
1327
Fuses
Autumn School Contest 2004
10941
47
1328
Fireball
Autumn School Contest 2004
353
1407
1329
Galactic History
Autumn School Contest 2004
1095
462
1330
Intervals
Autumn School Contest 2004
5296
96
1331
Vladislava
Autumn School Contest 2004
503
996
1332
Genie Bomber
Autumn School Contest 2004
812
621
1333
Genie Bomber 2
Autumn School Contest 2004
2351
216
1334
Checkers
Autumn School Contest 2004
939
538
1335
White Thesis
Autumn School Contest 2004
2824
180
1336
Problem of Ben Betsalel
Autumn School Contest 2004
4195
121
1337
Bureaucracy
Autumn School Contest 2004
318
1557
1347
Blog
Spring School Contest 2005
364
1371
1348
Goat in the Garden 2
Spring School Contest 2005
2781
184
1349
Farm
Spring School Contest 2005
10137
51
1350
Canteen
Spring School Contest 2005
1293
394
1351
Good Gnusmas – Dead Gnusmas
Spring School Contest 2005
971
523
1352
Mersenne Primes
Spring School Contest 2005
3922
130
1353
Milliard Vasya's Function
Spring School Contest 2005
4946
103
1354
Palindrome. Again Palindrome
Spring School Contest 2005
3682
139
1355
Bald Spot Revisited
Spring School Contest 2005
2418
211
1356
Something Easier
Spring School Contest 2005
1723
296
1357
Teakettle 1.0 for Dummies
Spring School Contest 2005
419
1195
1358
Cables
Spring School Contest 2005
934
543
1359
Construction
Spring School Contest 2005
433
1158
1400
Cellular Characters
Autumn School Contest 2005
928
549
1401
Gamers
Autumn School Contest 2005
2903
177
1402
Cocktails
Autumn School Contest 2005
3987
129
1403
Courier
Autumn School Contest 2005
1458
351
1404
Easy to Hack!
Autumn School Contest 2005
6372
81
1405
Goat in the Garden 5
Autumn School Contest 2005
712
713
1406
Next Number
Autumn School Contest 2005
1485
344
1407
One-two, One-two
Autumn School Contest 2005
1328
385
1408
Polynomial Multiplication
Autumn School Contest 2005
417
1205
1409
Two Gangsters
Autumn School Contest 2005
33315
15
1489
Points on a Parallelepiped
Autumn School Contest 2006
1212
391
1490
Fire Circle
Autumn School Contest 2006
2408
197
1491
Unreal Story
Autumn School Contest 2006
2271
209
1492
Vasya's Dad 2
Autumn School Contest 2006
229
1998
1493
One Step from Happiness
Autumn School Contest 2006
10119
47
1494
Monobilliards
Autumn School Contest 2006
4955
96
1495
One-two, One-two 2
Autumn School Contest 2006
1398
339
1496
Spammer
Autumn School Contest 2006
9778
49
1497
Cutting a Square
Autumn School Contest 2006
1590
298
1498
Stroke at Full Speed
Autumn School Contest 2006
527
889
1499
Kerchiefs
Autumn School Contest 2006
312
1483
1572
Yekaterinozavodsk Great Well
Autumn School Contest 2007
3049
145
1573
Alchemy
Autumn School Contest 2007
4147
107
1574
Mathematicians and brackets
Autumn School Contest 2007
1244
353
1575
Yekaterinburg Subway 2
Autumn School Contest 2007
501
867
1576
Telephone Tariffs
Autumn School Contest 2007
3028
146
1577
E-mail
Autumn School Contest 2007
929
472
1578
Mammoth Hunt
Autumn School Contest 2007
498
872
1579
Coat Transportation
Autumn School Contest 2007
888
493
1580
Dean's Debts
Autumn School Contest 2007
489
888
1581
Teamwork
Autumn School Contest 2007
10989
40
1639
Chocolate 2
Autumn School Contest 2008
12793
32
1640
Circle of Winter
Autumn School Contest 2008
2354
173
1641
Duties
Autumn School Contest 2008
812
498
1642
1D Maze
Autumn School Contest 2008
4254
96
1643
Attack of the Dark Fortress
Autumn School Contest 2008
959
422
1644
A Whole Lot of Walnuts
Autumn School Contest 2008
4143
99
1645
Ski Race
Autumn School Contest 2008
2057
198
1646
Godzilla Strikes Back!
Autumn School Contest 2008
452
886
1647
Divide an Island!
Autumn School Contest 2008
484
828
1648
Yachts
Autumn School Contest 2008
1068
380
1722
Observation Deck
Ural Regional School Programming Contest 2009
277
1320
1723
Sandro's Book
Ural Regional School Programming Contest 2009
6140
62
1724
Origin of Man Clarified
Ural Regional School Programming Contest 2009
574
649
1725
Sold Out!
Ural Regional School Programming Contest 2009
2726
139
1726
Visits
Ural Regional School Programming Contest 2009
2925
129
1727
Znaika's Magic Numbers
Ural Regional School Programming Contest 2009
1917
197
1728
Curse on Team.GOV
Ural Regional School Programming Contest 2009
718
521
1729
Dead Man's Chest
Ural Regional School Programming Contest 2009
601
620
1730
ManBearPig
Ural Regional School Programming Contest 2009
328
1121
1731
Dill
Ural Regional School Programming Contest 2009
3682
103
1786
Sandro's Biography
Ural Regional School Programming Contest 2010
3289
106
1787
Turn for MEGA
Ural Regional School Programming Contest 2010
14158
25
1788
On the Benefits of Umbrellas
Ural Regional School Programming Contest 2010
2235
156
1789
Searching for the Dodecahedron
Ural Regional School Programming Contest 2010
1640
212
1790
Searching for the Truth
Ural Regional School Programming Contest 2010
246
1366
1791
Uncle Styopa and Buses
Ural Regional School Programming Contest 2010
233
1439
1792
Hamming Code
Ural Regional School Programming Contest 2010
4292
81
1793
Tray 2
Ural Regional School Programming Contest 2010
894
387
1794
Masterpieces of World Architecture
Ural Regional School Programming Contest 2010
1790
194
1795
Husband in a Shop
Ural Regional School Programming Contest 2010
1419
245
1796
Amusement Park
Ural Regional School Programming Contest 2010
3270
107
1873
GOV Chronicles
Ural Regional School Programming Contest 2011
897
354
1874
Football Goal
Ural Regional School Programming Contest 2011
1670
191
1875
Angry Birds
Ural Regional School Programming Contest 2011
327
952
1876
Centipede's Morning
Ural Regional School Programming Contest 2011
6042
53
1877
Bicycle Codes
Ural Regional School Programming Contest 2011
16965
19
1878
Rubinchik's Cube
Ural Regional School Programming Contest 2011
1536
208
1879
GOV-internship 2
Ural Regional School Programming Contest 2011
214
1433
1880
Psych Up's Eigenvalues
Ural Regional School Programming Contest 2011
10691
30
1881
Long problem statement
Ural Regional School Programming Contest 2011
5352
60
1882
Old Nokia
Ural Regional School Programming Contest 2011
107
2743
1883
Ent's Birthday
Ural Regional School Programming Contest 2011
263
1176
1884
Way to the University
Ural Regional School Programming Contest 2011
484
650
1921
Chaos and Order
Ural Regional School Programming Contest 2012
230
1223
1922
Superhero Team
Ural Regional School Programming Contest 2012
949
306
1923
Scary Politics
Ural Regional School Programming Contest 2012
539
535
1924
Four Imps
Ural Regional School Programming Contest 2012
7872
37
1925
British Scientists Save the World
Ural Regional School Programming Contest 2012
4401
67
1926
The Tournament of Intelligences
Ural Regional School Programming Contest 2012
282
1005
1927
Herbs and Magic
Ural Regional School Programming Contest 2012
271
1045
1928
Another Ecology Problem
Ural Regional School Programming Contest 2012
382
749
1929
Teddybears are not for Everyone
Ural Regional School Programming Contest 2012
781
371
1930
Ivan's Car
Ural Regional School Programming Contest 2012
1759
166
2000
Grand Theft Array V
Ural Regional School Programming Contest 2013
1759
151
2001
Mathematicians and Berries
Ural Regional School Programming Contest 2013
12468
21
2002
Test Task
Ural Regional School Programming Contest 2013
3839
69
2003
Simple Magic
Ural Regional School Programming Contest 2013
757
348
2004
Scientists from Spilkovo
Ural Regional School Programming Contest 2013
349
743
2005
Taxi for Programmers
Ural Regional School Programming Contest 2013
2987
89
2006
Kirill the Gardener
Ural Regional School Programming Contest 2013
58
3920
2007
Mutants versus Machines
Ural Regional School Programming Contest 2013
129
1918
2008
Swifty
Ural Regional School Programming Contest 2013
244
1050
2009
Canteen Line
Ural Regional School Programming Contest 2013
316
818
2010
Sasha the Young Grandmaster
Ural Regional School Programming Contest 2013
2087
127
2011
Long Statement
Ural Regional School Programming Contest 2013
2721
98
2024
Adventure Time
Ural Regional School Programming Contest 2014
745
321
2025
Line Fighting
Ural Regional School Programming Contest 2014
4072
59
2026
Dean and Schedule
Ural Regional School Programming Contest 2014
414
572
2027
URCAPL, Episode 1
Ural Regional School Programming Contest 2014
462
514
2028
URCAPL, Episode 2
Ural Regional School Programming Contest 2014
283
828
2029
Towers of Hanoi Strike Back
Ural Regional School Programming Contest 2014
398
594
2030
Awesome Backup System
Ural Regional School Programming Contest 2014
481
494
2031
Overturned Numbers
Ural Regional School Programming Contest 2014
2952
82
2032
Conspiracy Theory and Rebranding
Ural Regional School Programming Contest 2014
311
755
2033
Devices
Ural Regional School Programming Contest 2014
2367
102
2034
Caravans
Ural Regional School Programming Contest 2014
829
289
2035
Another Dress Rehearsal
Ural Regional School Programming Contest 2014
3320
73
2062
Ambitious Experiment
Ural Regional School Programming Contest 2015
789
274
2063
Black and White
Ural Regional School Programming Contest 2015
522
411
2064
Caterpillars
Ural Regional School Programming Contest 2015
224
935
2065
Different Sums
Ural Regional School Programming Contest 2015
733
294
2066
Simple Expression
Ural Regional School Programming Contest 2015
7999
27
2067
Friends and Berries
Ural Regional School Programming Contest 2015
704
306
2068
Game of Nuts
Ural Regional School Programming Contest 2015
2146
101
2069
Hard Rock
Ural Regional School Programming Contest 2015
1040
208
2070
Interesting Numbers
Ural Regional School Programming Contest 2015
976
222
2071
Juice Cocktails
Ural Regional School Programming Contest 2015
344
618
2072
Kirill the Gardener 3
Ural Regional School Programming Contest 2015
1086
200
2073
Log Files
Ural Regional School Programming Contest 2015
970
223
2111
Plato
University academic school olympiad in informatics 2019
2047
68
2112
Battle log
University academic school olympiad in informatics 2019
174
756
2113
Survive the flood
University academic school olympiad in informatics 2019
343
394
2114
My craft
University academic school olympiad in informatics 2019
139
933
2115
The Knowledge Day
University academic school olympiad in informatics 2019
664
206
2116
He is not a knight for you
University academic school olympiad in informatics 2019
152
858
2117
Polyphemus' triples
University academic school olympiad in informatics 2019
249
537
2138
The Good, the Bad and the Ugly
Ural School Programming Contest 2019
1223
103
2139
Experiment with Juice
Ural School Programming Contest 2019
21
4112
2140
BitMazeCraft
Ural School Programming Contest 2019
105
1108
2141
Sasha Vilkin
Ural School Programming Contest 2019
519
241
2142
Magic
Ural School Programming Contest 2019
1063
119
2143
Victoria!
Ural School Programming Contest 2019
189
641
2144
Cleaning the Room
Ural School Programming Contest 2019
558
224
2145
Olympiad for Everyone
Ural School Programming Contest 2019
348
356
2146
Quiz Show
Ural School Programming Contest 2019
190
637
2147
City Building
Ural School Programming Contest 2019
59
1847
2148
Insane Shot
Ural School Programming Contest 2019
249
492
2149
Pigeonhole Principle
Ural School Programming Contest 2019
904
139
2150
4B and Zoo
Ural School Programming Contest 2020
86
1049
2151
Mahjong
Ural School Programming Contest 2020
104
884
2152
Tax Fees
Ural School Programming Contest 2020
85
1060
2153
Perfect Squad
Ural School Programming Contest 2020
97
941
2154
Flight on a Cannonball
Ural School Programming Contest 2020
33
2342
2155
Quadrocopter
Ural School Programming Contest 2020
97
941
2156
Interesting Conversations
Ural School Programming Contest 2020
157
603
2157
Skydiving
Ural School Programming Contest 2020
73
1214
2158
Two progressions
Ural School Programming Contest 2021
21
1621
2159
Essay
Ural School Programming Contest 2021
25
1440
2160
Meta-statement
Ural School Programming Contest 2021
33
1172
2161
Mount & Blade
Ural School Programming Contest 2021
55
775
2162
Graphmania
Ural School Programming Contest 2021
32
1198
2163
Interview
Ural School Programming Contest 2021
21
1622
2164
Bookmaker
Ural School Programming Contest 2021
18
1799
2165
Cake Cutter
Ural School Programming Contest 2021
17
1865
2166
Two Roads
Ural School Programming Contest 2022
16
1935
2167
Cipher Message 5
Ural School Programming Contest 2022
95
480
2168
Runes in the Field
Ural School Programming Contest 2022
6
3144
2169
City Building 2
Ural School Programming Contest 2022
14
2096
2170
Experiment with Juice 2
Ural School Programming Contest 2022
20
1677
2171
Two Progressions 2
Ural School Programming Contest 2022
27
1360
2172
Meta-statement 2
Ural School Programming Contest 2022
62
699
2173
Meta-statement 3
Ural School Programming Contest 2022
54
787
Solved problems:
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difficulty
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