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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
15497
99
1021
Sacrament of the Sum
Autumn School Contest 2000
10466
146
1022
Genealogical Tree
Autumn School Contest 2000
10890
141
1023
Buttons
Autumn School Contest 2000
7150
214
1024
Permutations
Autumn School Contest 2000
4832
316
1025
Democracy in Danger
Autumn School Contest 2000
22980
67
1026
Questions and Answers
Autumn School Contest 2000
9831
156
1027
D++ Again
Autumn School Contest 2000
2432
627
1082
Gaby Ivanushka
Spring School Contest 2001
10832
124
1083
Factorials!!!
Spring School Contest 2001
19969
67
1084
Goat in the Garden
Spring School Contest 2001
9025
149
1085
Meeting
Spring School Contest 2001
2161
620
1086
Cryptography
Spring School Contest 2001
12749
105
1087
The Time to Take Stones
Spring School Contest 2001
4915
273
1088
Ilya Murometz
Spring School Contest 2001
1811
739
1089
Verification with the Dictionary
Spring School Contest 2001
1605
833
1116
Piecewise Constant Function
Autumn School Contest 2001
1492
329
1117
Hierarchy
Autumn School Contest 2001
1774
277
1118
Nontrivial Numbers
Autumn School Contest 2001
4782
103
1119
Metro
Autumn School Contest 2001
6997
71
1120
Sum of Sequential Numbers
Autumn School Contest 2001
5669
87
1121
Branches
Autumn School Contest 2001
1410
348
1122
Game
Autumn School Contest 2001
1987
248
1123
Salary
Autumn School Contest 2001
4077
121
1190
Bar of Chocolate
Spring School Contest 2002
1601
309
1191
Catch the thief!
Spring School Contest 2002
2008
246
1192
Ball in a Dream
Spring School Contest 2002
4579
108
1193
Queue at the Exam
Spring School Contest 2002
2738
181
1194
Handshakes
Spring School Contest 2002
6042
82
1195
Ouths and Crosses
Spring School Contest 2002
1909
259
1196
History Exam
Spring School Contest 2002
9320
53
1197
Lonesome Knight
Spring School Contest 2002
17912
28
1209
1, 10, 100, 1000...
Autumn School Contest 2002
14589
34
1210
Kind Spirits
Autumn School Contest 2002
3069
163
1211
Collective Guarantee
Autumn School Contest 2002
1607
310
1212
Battleship
Autumn School Contest 2002
1017
488
1213
Cockroaches!
Autumn School Contest 2002
2950
169
1214
Strange Procedure
Autumn School Contest 2002
4938
101
1215
Exactness of Projectile Hit
Autumn School Contest 2002
1663
299
1257
Hyphenation
Autumn School Contest 2003
279
1755
1258
Pool
Autumn School Contest 2003
1205
417
1259
How to Become Star?
Autumn School Contest 2003
1279
393
1260
Nudnik Photographer
Autumn School Contest 2003
4592
110
1261
Tips
Autumn School Contest 2003
1537
328
1262
Pseudo-Roman Number
Autumn School Contest 2003
1297
388
1263
Elections
Autumn School Contest 2003
11921
43
1264
Workdays
Autumn School Contest 2003
24082
21
1290
Sabotage
Spring School Contest 2004
6394
80
1291
Gear-wheels
Spring School Contest 2004
1319
383
1292
Mars Space Stations
Spring School Contest 2004
1338
378
1293
Eniya
Spring School Contest 2004
35069
15
1294
Mars Satellites
Spring School Contest 2004
1614
314
1295
Crazy Notions
Spring School Contest 2004
3378
150
1296
Hyperjump
Spring School Contest 2004
7914
64
1297
Palindrome
Spring School Contest 2004
6236
82
1298
Knight
Spring School Contest 2004
2181
233
1299
Psylonians
Spring School Contest 2004
323
1531
1327
Fuses
Autumn School Contest 2004
11004
47
1328
Fireball
Autumn School Contest 2004
355
1405
1329
Galactic History
Autumn School Contest 2004
1101
462
1330
Intervals
Autumn School Contest 2004
5364
95
1331
Vladislava
Autumn School Contest 2004
504
998
1332
Genie Bomber
Autumn School Contest 2004
813
623
1333
Genie Bomber 2
Autumn School Contest 2004
2364
216
1334
Checkers
Autumn School Contest 2004
942
539
1335
White Thesis
Autumn School Contest 2004
2832
180
1336
Problem of Ben Betsalel
Autumn School Contest 2004
4210
122
1337
Bureaucracy
Autumn School Contest 2004
319
1559
1347
Blog
Spring School Contest 2005
364
1377
1348
Goat in the Garden 2
Spring School Contest 2005
2819
182
1349
Farm
Spring School Contest 2005
10172
51
1350
Canteen
Spring School Contest 2005
1296
394
1351
Good Gnusmas – Dead Gnusmas
Spring School Contest 2005
973
524
1352
Mersenne Primes
Spring School Contest 2005
3937
130
1353
Milliard Vasya's Function
Spring School Contest 2005
4974
103
1354
Palindrome. Again Palindrome
Spring School Contest 2005
3703
139
1355
Bald Spot Revisited
Spring School Contest 2005
2425
211
1356
Something Easier
Spring School Contest 2005
1728
296
1357
Teakettle 1.0 for Dummies
Spring School Contest 2005
423
1189
1358
Cables
Spring School Contest 2005
941
541
1359
Construction
Spring School Contest 2005
436
1155
1400
Cellular Characters
Autumn School Contest 2005
935
547
1401
Gamers
Autumn School Contest 2005
2931
176
1402
Cocktails
Autumn School Contest 2005
4003
129
1403
Courier
Autumn School Contest 2005
1464
351
1404
Easy to Hack!
Autumn School Contest 2005
6443
80
1405
Goat in the Garden 5
Autumn School Contest 2005
713
715
1406
Next Number
Autumn School Contest 2005
1490
344
1407
One-two, One-two
Autumn School Contest 2005
1332
385
1408
Polynomial Multiplication
Autumn School Contest 2005
420
1202
1409
Two Gangsters
Autumn School Contest 2005
33608
15
1489
Points on a Parallelepiped
Autumn School Contest 2006
1233
386
1490
Fire Circle
Autumn School Contest 2006
2438
196
1491
Unreal Story
Autumn School Contest 2006
2297
208
1492
Vasya's Dad 2
Autumn School Contest 2006
231
1991
1493
One Step from Happiness
Autumn School Contest 2006
10191
47
1494
Monobilliards
Autumn School Contest 2006
4978
96
1495
One-two, One-two 2
Autumn School Contest 2006
1402
340
1496
Spammer
Autumn School Contest 2006
9832
49
1497
Cutting a Square
Autumn School Contest 2006
1595
299
1498
Stroke at Full Speed
Autumn School Contest 2006
532
885
1499
Kerchiefs
Autumn School Contest 2006
316
1472
1572
Yekaterinozavodsk Great Well
Autumn School Contest 2007
3059
145
1573
Alchemy
Autumn School Contest 2007
4165
107
1574
Mathematicians and brackets
Autumn School Contest 2007
1247
354
1575
Yekaterinburg Subway 2
Autumn School Contest 2007
508
860
1576
Telephone Tariffs
Autumn School Contest 2007
3040
146
1577
E-mail
Autumn School Contest 2007
930
474
1578
Mammoth Hunt
Autumn School Contest 2007
498
877
1579
Coat Transportation
Autumn School Contest 2007
892
494
1580
Dean's Debts
Autumn School Contest 2007
490
891
1581
Teamwork
Autumn School Contest 2007
11081
40
1639
Chocolate 2
Autumn School Contest 2008
12860
32
1640
Circle of Winter
Autumn School Contest 2008
2364
173
1641
Duties
Autumn School Contest 2008
814
500
1642
1D Maze
Autumn School Contest 2008
4279
96
1643
Attack of the Dark Fortress
Autumn School Contest 2008
964
423
1644
A Whole Lot of Walnuts
Autumn School Contest 2008
4160
99
1645
Ski Race
Autumn School Contest 2008
2075
197
1646
Godzilla Strikes Back!
Autumn School Contest 2008
454
887
1647
Divide an Island!
Autumn School Contest 2008
486
830
1648
Yachts
Autumn School Contest 2008
1073
380
1722
Observation Deck
Ural Regional School Programming Contest 2009
277
1330
1723
Sandro's Book
Ural Regional School Programming Contest 2009
6184
62
1724
Origin of Man Clarified
Ural Regional School Programming Contest 2009
575
652
1725
Sold Out!
Ural Regional School Programming Contest 2009
2744
139
1726
Visits
Ural Regional School Programming Contest 2009
2945
129
1727
Znaika's Magic Numbers
Ural Regional School Programming Contest 2009
1925
197
1728
Curse on Team.GOV
Ural Regional School Programming Contest 2009
721
522
1729
Dead Man's Chest
Ural Regional School Programming Contest 2009
602
624
1730
ManBearPig
Ural Regional School Programming Contest 2009
331
1119
1731
Dill
Ural Regional School Programming Contest 2009
3713
103
1785
Lost in Localization
Ural Regional School Programming Contest 2010
21972
16
1786
Sandro's Biography
Ural Regional School Programming Contest 2010
3302
106
1787
Turn for MEGA
Ural Regional School Programming Contest 2010
14297
25
1788
On the Benefits of Umbrellas
Ural Regional School Programming Contest 2010
2242
156
1789
Searching for the Dodecahedron
Ural Regional School Programming Contest 2010
1642
213
1790
Searching for the Truth
Ural Regional School Programming Contest 2010
249
1361
1791
Uncle Styopa and Buses
Ural Regional School Programming Contest 2010
233
1450
1792
Hamming Code
Ural Regional School Programming Contest 2010
4328
81
1793
Tray 2
Ural Regional School Programming Contest 2010
896
389
1794
Masterpieces of World Architecture
Ural Regional School Programming Contest 2010
1795
195
1795
Husband in a Shop
Ural Regional School Programming Contest 2010
1421
246
1796
Amusement Park
Ural Regional School Programming Contest 2010
3287
107
1873
GOV Chronicles
Ural Regional School Programming Contest 2011
901
356
1874
Football Goal
Ural Regional School Programming Contest 2011
1677
192
1875
Angry Birds
Ural Regional School Programming Contest 2011
327
961
1876
Centipede's Morning
Ural Regional School Programming Contest 2011
6073
53
1877
Bicycle Codes
Ural Regional School Programming Contest 2011
17140
19
1878
Rubinchik's Cube
Ural Regional School Programming Contest 2011
1540
209
1879
GOV-internship 2
Ural Regional School Programming Contest 2011
215
1440
1880
Psych Up's Eigenvalues
Ural Regional School Programming Contest 2011
10808
30
1881
Long problem statement
Ural Regional School Programming Contest 2011
5373
60
1882
Old Nokia
Ural Regional School Programming Contest 2011
107
2768
1883
Ent's Birthday
Ural Regional School Programming Contest 2011
263
1186
1884
Way to the University
Ural Regional School Programming Contest 2011
488
650
1921
Chaos and Order
Ural Regional School Programming Contest 2012
235
1210
1922
Superhero Team
Ural Regional School Programming Contest 2012
954
308
1923
Scary Politics
Ural Regional School Programming Contest 2012
545
534
1924
Four Imps
Ural Regional School Programming Contest 2012
7909
37
1925
British Scientists Save the World
Ural Regional School Programming Contest 2012
4423
67
1926
The Tournament of Intelligences
Ural Regional School Programming Contest 2012
284
1009
1927
Herbs and Magic
Ural Regional School Programming Contest 2012
271
1055
1928
Another Ecology Problem
Ural Regional School Programming Contest 2012
383
755
1929
Teddybears are not for Everyone
Ural Regional School Programming Contest 2012
783
374
1930
Ivan's Car
Ural Regional School Programming Contest 2012
1783
165
2000
Grand Theft Array V
Ural Regional School Programming Contest 2013
1777
151
2001
Mathematicians and Berries
Ural Regional School Programming Contest 2013
12668
21
2002
Test Task
Ural Regional School Programming Contest 2013
3871
70
2003
Simple Magic
Ural Regional School Programming Contest 2013
761
350
2004
Scientists from Spilkovo
Ural Regional School Programming Contest 2013
350
749
2005
Taxi for Programmers
Ural Regional School Programming Contest 2013
3007
89
2006
Kirill the Gardener
Ural Regional School Programming Contest 2013
59
3909
2007
Mutants versus Machines
Ural Regional School Programming Contest 2013
133
1886
2008
Swifty
Ural Regional School Programming Contest 2013
245
1058
2009
Canteen Line
Ural Regional School Programming Contest 2013
319
820
2010
Sasha the Young Grandmaster
Ural Regional School Programming Contest 2013
2104
128
2011
Long Statement
Ural Regional School Programming Contest 2013
2737
98
2024
Adventure Time
Ural Regional School Programming Contest 2014
749
324
2025
Line Fighting
Ural Regional School Programming Contest 2014
4101
60
2026
Dean and Schedule
Ural Regional School Programming Contest 2014
418
574
2027
URCAPL, Episode 1
Ural Regional School Programming Contest 2014
465
517
2028
URCAPL, Episode 2
Ural Regional School Programming Contest 2014
285
833
2029
Towers of Hanoi Strike Back
Ural Regional School Programming Contest 2014
401
598
2030
Awesome Backup System
Ural Regional School Programming Contest 2014
486
496
2031
Overturned Numbers
Ural Regional School Programming Contest 2014
2969
83
2032
Conspiracy Theory and Rebranding
Ural Regional School Programming Contest 2014
315
756
2033
Devices
Ural Regional School Programming Contest 2014
2388
102
2034
Caravans
Ural Regional School Programming Contest 2014
839
289
2035
Another Dress Rehearsal
Ural Regional School Programming Contest 2014
3340
73
2062
Ambitious Experiment
Ural Regional School Programming Contest 2015
792
277
2063
Black and White
Ural Regional School Programming Contest 2015
528
413
2064
Caterpillars
Ural Regional School Programming Contest 2015
228
933
2065
Different Sums
Ural Regional School Programming Contest 2015
735
298
2066
Simple Expression
Ural Regional School Programming Contest 2015
8135
27
2067
Friends and Berries
Ural Regional School Programming Contest 2015
707
310
2068
Game of Nuts
Ural Regional School Programming Contest 2015
2173
102
2069
Hard Rock
Ural Regional School Programming Contest 2015
1043
211
2070
Interesting Numbers
Ural Regional School Programming Contest 2015
987
223
2071
Juice Cocktails
Ural Regional School Programming Contest 2015
349
619
2072
Kirill the Gardener 3
Ural Regional School Programming Contest 2015
1104
199
2073
Log Files
Ural Regional School Programming Contest 2015
978
225
2111
Plato
University academic school olympiad in informatics 2019
2082
68
2112
Battle log
University academic school olympiad in informatics 2019
178
760
2113
Survive the flood
University academic school olympiad in informatics 2019
346
401
2114
My craft
University academic school olympiad in informatics 2019
140
952
2115
The Knowledge Day
University academic school olympiad in informatics 2019
673
209
2116
He is not a knight for you
University academic school olympiad in informatics 2019
157
855
2117
Polyphemus' triples
University academic school olympiad in informatics 2019
261
527
2138
The Good, the Bad and the Ugly
Ural School Programming Contest 2019
1254
104
2139
Experiment with Juice
Ural School Programming Contest 2019
22
4101
2140
BitMazeCraft
Ural School Programming Contest 2019
109
1103
2141
Sasha Vilkin
Ural School Programming Contest 2019
530
243
2142
Magic
Ural School Programming Contest 2019
1100
118
2143
Victoria!
Ural School Programming Contest 2019
195
640
2144
Cleaning the Room
Ural School Programming Contest 2019
576
224
2145
Olympiad for Everyone
Ural School Programming Contest 2019
354
361
2146
Quiz Show
Ural School Programming Contest 2019
195
640
2147
City Building
Ural School Programming Contest 2019
62
1823
2148
Insane Shot
Ural School Programming Contest 2019
252
501
2149
Pigeonhole Principle
Ural School Programming Contest 2019
927
140
2150
4B and Zoo
Ural School Programming Contest 2020
89
1057
2151
Mahjong
Ural School Programming Contest 2020
110
872
2152
Tax Fees
Ural School Programming Contest 2020
90
1046
2153
Perfect Squad
Ural School Programming Contest 2020
103
926
2154
Flight on a Cannonball
Ural School Programming Contest 2020
34
2377
2155
Quadrocopter
Ural School Programming Contest 2020
99
960
2156
Interesting Conversations
Ural School Programming Contest 2020
161
612
2157
Skydiving
Ural School Programming Contest 2020
75
1231
2158
Two progressions
Ural School Programming Contest 2021
25
1553
2159
Essay
Ural School Programming Contest 2021
32
1297
2160
Meta-statement
Ural School Programming Contest 2021
40
1090
2161
Mount & Blade
Ural School Programming Contest 2021
64
736
2162
Graphmania
Ural School Programming Contest 2021
37
1157
2163
Interview
Ural School Programming Contest 2021
28
1431
2164
Bookmaker
Ural School Programming Contest 2021
23
1651
2165
Cake Cutter
Ural School Programming Contest 2021
21
1756
2166
Two Roads
Ural School Programming Contest 2022
18
1943
2167
Cipher Message 5
Ural School Programming Contest 2022
105
473
2168
Runes in the Field
Ural School Programming Contest 2022
10
2720
2169
City Building 2
Ural School Programming Contest 2022
18
1943
2170
Experiment with Juice 2
Ural School Programming Contest 2022
25
1554
2171
Two Progressions 2
Ural School Programming Contest 2022
31
1327
2172
Meta-statement 2
Ural School Programming Contest 2022
68
698
2173
Meta-statement 3
Ural School Programming Contest 2022
62
756
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