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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
15196
99
1021
Sacrament of the Sum
Autumn School Contest 2000
10341
145
1022
Genealogical Tree
Autumn School Contest 2000
10740
140
1023
Buttons
Autumn School Contest 2000
7091
211
1024
Permutations
Autumn School Contest 2000
4790
313
1025
Democracy in Danger
Autumn School Contest 2000
22528
67
1026
Questions and Answers
Autumn School Contest 2000
9644
156
1027
D++ Again
Autumn School Contest 2000
2413
620
1082
Gaby Ivanushka
Spring School Contest 2001
10742
123
1083
Factorials!!!
Spring School Contest 2001
19633
67
1084
Goat in the Garden
Spring School Contest 2001
8860
149
1085
Meeting
Spring School Contest 2001
2128
617
1086
Cryptography
Spring School Contest 2001
12477
106
1087
The Time to Take Stones
Spring School Contest 2001
4879
270
1088
Ilya Murometz
Spring School Contest 2001
1793
732
1089
Verification with the Dictionary
Spring School Contest 2001
1579
830
1116
Piecewise Constant Function
Autumn School Contest 2001
1474
327
1117
Hierarchy
Autumn School Contest 2001
1752
275
1118
Nontrivial Numbers
Autumn School Contest 2001
4701
103
1119
Metro
Autumn School Contest 2001
6777
71
1120
Sum of Sequential Numbers
Autumn School Contest 2001
5570
87
1121
Branches
Autumn School Contest 2001
1398
344
1122
Game
Autumn School Contest 2001
1970
245
1123
Salary
Autumn School Contest 2001
4016
120
1190
Bar of Chocolate
Spring School Contest 2002
1584
306
1191
Catch the thief!
Spring School Contest 2002
1989
244
1192
Ball in a Dream
Spring School Contest 2002
4499
108
1193
Queue at the Exam
Spring School Contest 2002
2695
180
1194
Handshakes
Spring School Contest 2002
5969
82
1195
Ouths and Crosses
Spring School Contest 2002
1876
258
1196
History Exam
Spring School Contest 2002
9062
54
1197
Lonesome Knight
Spring School Contest 2002
17537
28
1209
1, 10, 100, 1000...
Autumn School Contest 2002
14255
34
1210
Kind Spirits
Autumn School Contest 2002
3014
163
1211
Collective Guarantee
Autumn School Contest 2002
1583
309
1212
Battleship
Autumn School Contest 2002
1003
485
1213
Cockroaches!
Autumn School Contest 2002
2913
168
1214
Strange Procedure
Autumn School Contest 2002
4860
101
1215
Exactness of Projectile Hit
Autumn School Contest 2002
1638
298
1257
Hyphenation
Autumn School Contest 2003
277
1735
1258
Pool
Autumn School Contest 2003
1187
416
1259
How to Become Star?
Autumn School Contest 2003
1256
393
1260
Nudnik Photographer
Autumn School Contest 2003
4482
111
1261
Tips
Autumn School Contest 2003
1499
330
1262
Pseudo-Roman Number
Autumn School Contest 2003
1276
387
1263
Elections
Autumn School Contest 2003
11676
43
1264
Workdays
Autumn School Contest 2003
23394
21
1290
Sabotage
Spring School Contest 2004
6310
79
1291
Gear-wheels
Spring School Contest 2004
1283
387
1292
Mars Space Stations
Spring School Contest 2004
1322
376
1293
Eniya
Spring School Contest 2004
34027
15
1294
Mars Satellites
Spring School Contest 2004
1600
311
1295
Crazy Notions
Spring School Contest 2004
3312
151
1296
Hyperjump
Spring School Contest 2004
7390
68
1297
Palindrome
Spring School Contest 2004
6137
81
1298
Knight
Spring School Contest 2004
2160
231
1299
Psylonians
Spring School Contest 2004
319
1521
1327
Fuses
Autumn School Contest 2004
10834
46
1328
Fireball
Autumn School Contest 2004
352
1391
1329
Galactic History
Autumn School Contest 2004
1079
462
1330
Intervals
Autumn School Contest 2004
5235
96
1331
Vladislava
Autumn School Contest 2004
495
997
1332
Genie Bomber
Autumn School Contest 2004
800
622
1333
Genie Bomber 2
Autumn School Contest 2004
2318
216
1334
Checkers
Autumn School Contest 2004
928
537
1335
White Thesis
Autumn School Contest 2004
2798
179
1336
Problem of Ben Betsalel
Autumn School Contest 2004
4154
121
1337
Bureaucracy
Autumn School Contest 2004
316
1545
1347
Blog
Spring School Contest 2005
356
1382
1348
Goat in the Garden 2
Spring School Contest 2005
2687
188
1349
Farm
Spring School Contest 2005
10012
50
1350
Canteen
Spring School Contest 2005
1275
394
1351
Good Gnusmas – Dead Gnusmas
Spring School Contest 2005
949
527
1352
Mersenne Primes
Spring School Contest 2005
3887
130
1353
Milliard Vasya's Function
Spring School Contest 2005
4860
104
1354
Palindrome. Again Palindrome
Spring School Contest 2005
3628
139
1355
Bald Spot Revisited
Spring School Contest 2005
2391
211
1356
Something Easier
Spring School Contest 2005
1709
294
1357
Teakettle 1.0 for Dummies
Spring School Contest 2005
413
1195
1358
Cables
Spring School Contest 2005
917
546
1359
Construction
Spring School Contest 2005
429
1152
1400
Cellular Characters
Autumn School Contest 2005
916
548
1401
Gamers
Autumn School Contest 2005
2559
198
1402
Cocktails
Autumn School Contest 2005
3947
128
1403
Courier
Autumn School Contest 2005
1440
350
1404
Easy to Hack!
Autumn School Contest 2005
6302
80
1405
Goat in the Garden 5
Autumn School Contest 2005
700
715
1406
Next Number
Autumn School Contest 2005
1471
343
1407
One-two, One-two
Autumn School Contest 2005
1313
384
1408
Polynomial Multiplication
Autumn School Contest 2005
411
1205
1409
Two Gangsters
Autumn School Contest 2005
32577
16
1489
Points on a Parallelepiped
Autumn School Contest 2006
1196
390
1490
Fire Circle
Autumn School Contest 2006
2377
197
1491
Unreal Story
Autumn School Contest 2006
2244
208
1492
Vasya's Dad 2
Autumn School Contest 2006
225
2000
1493
One Step from Happiness
Autumn School Contest 2006
10002
47
1494
Monobilliards
Autumn School Contest 2006
4635
101
1495
One-two, One-two 2
Autumn School Contest 2006
1382
338
1496
Spammer
Autumn School Contest 2006
9633
49
1497
Cutting a Square
Autumn School Contest 2006
1573
297
1498
Stroke at Full Speed
Autumn School Contest 2006
523
882
1499
Kerchiefs
Autumn School Contest 2006
309
1473
1572
Yekaterinozavodsk Great Well
Autumn School Contest 2007
3006
144
1573
Alchemy
Autumn School Contest 2007
4098
106
1574
Mathematicians and brackets
Autumn School Contest 2007
1203
358
1575
Yekaterinburg Subway 2
Autumn School Contest 2007
482
884
1576
Telephone Tariffs
Autumn School Contest 2007
2998
145
1577
E-mail
Autumn School Contest 2007
909
473
1578
Mammoth Hunt
Autumn School Contest 2007
488
873
1579
Coat Transportation
Autumn School Contest 2007
880
489
1580
Dean's Debts
Autumn School Contest 2007
486
877
1581
Teamwork
Autumn School Contest 2007
10810
40
1639
Chocolate 2
Autumn School Contest 2008
12568
32
1640
Circle of Winter
Autumn School Contest 2008
2320
172
1641
Duties
Autumn School Contest 2008
797
496
1642
1D Maze
Autumn School Contest 2008
4210
95
1643
Attack of the Dark Fortress
Autumn School Contest 2008
937
423
1644
A Whole Lot of Walnuts
Autumn School Contest 2008
4083
98
1645
Ski Race
Autumn School Contest 2008
2038
196
1646
Godzilla Strikes Back!
Autumn School Contest 2008
447
876
1647
Divide an Island!
Autumn School Contest 2008
477
822
1648
Yachts
Autumn School Contest 2008
1058
375
1722
Observation Deck
Ural Regional School Programming Contest 2009
272
1312
1723
Sandro's Book
Ural Regional School Programming Contest 2009
6055
61
1724
Origin of Man Clarified
Ural Regional School Programming Contest 2009
565
643
1725
Sold Out!
Ural Regional School Programming Contest 2009
2695
137
1726
Visits
Ural Regional School Programming Contest 2009
2650
139
1727
Znaika's Magic Numbers
Ural Regional School Programming Contest 2009
1891
195
1728
Curse on Team.GOV
Ural Regional School Programming Contest 2009
708
515
1729
Dead Man's Chest
Ural Regional School Programming Contest 2009
590
616
1730
ManBearPig
Ural Regional School Programming Contest 2009
327
1098
1731
Dill
Ural Regional School Programming Contest 2009
3637
101
1785
Lost in Localization
Ural Regional School Programming Contest 2010
21603
16
1786
Sandro's Biography
Ural Regional School Programming Contest 2010
3254
104
1787
Turn for MEGA
Ural Regional School Programming Contest 2010
13850
25
1788
On the Benefits of Umbrellas
Ural Regional School Programming Contest 2010
2203
154
1789
Searching for the Dodecahedron
Ural Regional School Programming Contest 2010
1621
209
1790
Searching for the Truth
Ural Regional School Programming Contest 2010
245
1334
1791
Uncle Styopa and Buses
Ural Regional School Programming Contest 2010
232
1405
1792
Hamming Code
Ural Regional School Programming Contest 2010
4242
80
1793
Tray 2
Ural Regional School Programming Contest 2010
879
383
1794
Masterpieces of World Architecture
Ural Regional School Programming Contest 2010
1770
191
1795
Husband in a Shop
Ural Regional School Programming Contest 2010
1405
240
1796
Amusement Park
Ural Regional School Programming Contest 2010
3228
105
1873
GOV Chronicles
Ural Regional School Programming Contest 2011
875
351
1874
Football Goal
Ural Regional School Programming Contest 2011
1643
188
1875
Angry Birds
Ural Regional School Programming Contest 2011
321
940
1876
Centipede's Morning
Ural Regional School Programming Contest 2011
5933
52
1877
Bicycle Codes
Ural Regional School Programming Contest 2011
16527
19
1878
Rubinchik's Cube
Ural Regional School Programming Contest 2011
1517
204
1879
GOV-internship 2
Ural Regional School Programming Contest 2011
212
1401
1880
Psych Up's Eigenvalues
Ural Regional School Programming Contest 2011
10445
30
1881
Long problem statement
Ural Regional School Programming Contest 2011
5284
59
1882
Old Nokia
Ural Regional School Programming Contest 2011
107
2659
1883
Ent's Birthday
Ural Regional School Programming Contest 2011
254
1178
1884
Way to the University
Ural Regional School Programming Contest 2011
471
647
1921
Chaos and Order
Ural Regional School Programming Contest 2012
224
1210
1922
Superhero Team
Ural Regional School Programming Contest 2012
936
299
1923
Scary Politics
Ural Regional School Programming Contest 2012
532
522
1924
Four Imps
Ural Regional School Programming Contest 2012
7726
37
1925
British Scientists Save the World
Ural Regional School Programming Contest 2012
4331
65
1926
The Tournament of Intelligences
Ural Regional School Programming Contest 2012
277
987
1927
Herbs and Magic
Ural Regional School Programming Contest 2012
263
1037
1928
Another Ecology Problem
Ural Regional School Programming Contest 2012
372
741
1929
Teddybears are not for Everyone
Ural Regional School Programming Contest 2012
772
362
1930
Ivan's Car
Ural Regional School Programming Contest 2012
1692
166
2000
Grand Theft Array V
Ural Regional School Programming Contest 2013
1722
148
2001
Mathematicians and Berries
Ural Regional School Programming Contest 2013
12018
21
2002
Test Task
Ural Regional School Programming Contest 2013
3699
69
2003
Simple Magic
Ural Regional School Programming Contest 2013
743
340
2004
Scientists from Spilkovo
Ural Regional School Programming Contest 2013
343
725
2005
Taxi for Programmers
Ural Regional School Programming Contest 2013
2943
87
2006
Kirill the Gardener
Ural Regional School Programming Contest 2013
56
3877
2007
Mutants versus Machines
Ural Regional School Programming Contest 2013
128
1854
2008
Swifty
Ural Regional School Programming Contest 2013
242
1015
2009
Canteen Line
Ural Regional School Programming Contest 2013
309
802
2010
Sasha the Young Grandmaster
Ural Regional School Programming Contest 2013
2057
124
2011
Long Statement
Ural Regional School Programming Contest 2013
2674
95
2024
Adventure Time
Ural Regional School Programming Contest 2014
735
311
2025
Line Fighting
Ural Regional School Programming Contest 2014
3717
62
2026
Dean and Schedule
Ural Regional School Programming Contest 2014
406
556
2027
URCAPL, Episode 1
Ural Regional School Programming Contest 2014
453
500
2028
URCAPL, Episode 2
Ural Regional School Programming Contest 2014
275
812
2029
Towers of Hanoi Strike Back
Ural Regional School Programming Contest 2014
383
589
2030
Awesome Backup System
Ural Regional School Programming Contest 2014
469
483
2031
Overturned Numbers
Ural Regional School Programming Contest 2014
2897
80
2032
Conspiracy Theory and Rebranding
Ural Regional School Programming Contest 2014
304
737
2033
Devices
Ural Regional School Programming Contest 2014
2225
104
2034
Caravans
Ural Regional School Programming Contest 2014
793
288
2035
Another Dress Rehearsal
Ural Regional School Programming Contest 2014
3248
71
2062
Ambitious Experiment
Ural Regional School Programming Contest 2015
772
265
2063
Black and White
Ural Regional School Programming Contest 2015
478
425
2064
Caterpillars
Ural Regional School Programming Contest 2015
220
901
2065
Different Sums
Ural Regional School Programming Contest 2015
722
283
2066
Simple Expression
Ural Regional School Programming Contest 2015
7666
27
2067
Friends and Berries
Ural Regional School Programming Contest 2015
687
297
2068
Game of Nuts
Ural Regional School Programming Contest 2015
2099
98
2069
Hard Rock
Ural Regional School Programming Contest 2015
1020
201
2070
Interesting Numbers
Ural Regional School Programming Contest 2015
948
216
2071
Juice Cocktails
Ural Regional School Programming Contest 2015
331
608
2072
Kirill the Gardener 3
Ural Regional School Programming Contest 2015
1056
194
2073
Log Files
Ural Regional School Programming Contest 2015
954
215
2111
Plato
University academic school olympiad in informatics 2019
1920
66
2112
Battle log
University academic school olympiad in informatics 2019
163
731
2113
Survive the flood
University academic school olympiad in informatics 2019
315
389
2114
My craft
University academic school olympiad in informatics 2019
129
910
2115
The Knowledge Day
University academic school olympiad in informatics 2019
634
196
2116
He is not a knight for you
University academic school olympiad in informatics 2019
144
821
2117
Polyphemus' triples
University academic school olympiad in informatics 2019
233
520
2138
The Good, the Bad and the Ugly
Ural School Programming Contest 2019
1138
100
2139
Experiment with Juice
Ural School Programming Contest 2019
18
4097
2140
BitMazeCraft
Ural School Programming Contest 2019
98
1062
2141
Sasha Vilkin
Ural School Programming Contest 2019
488
230
2142
Magic
Ural School Programming Contest 2019
985
115
2143
Victoria!
Ural School Programming Contest 2019
174
623
2144
Cleaning the Room
Ural School Programming Contest 2019
506
222
2145
Olympiad for Everyone
Ural School Programming Contest 2019
335
332
2146
Quiz Show
Ural School Programming Contest 2019
180
604
2147
City Building
Ural School Programming Contest 2019
56
1738
2148
Insane Shot
Ural School Programming Contest 2019
222
494
2149
Pigeonhole Principle
Ural School Programming Contest 2019
838
135
2150
4B and Zoo
Ural School Programming Contest 2020
73
1055
2151
Mahjong
Ural School Programming Contest 2020
99
803
2152
Tax Fees
Ural School Programming Contest 2020
81
962
2153
Perfect Squad
Ural School Programming Contest 2020
88
894
2154
Flight on a Cannonball
Ural School Programming Contest 2020
30
2189
2155
Quadrocopter
Ural School Programming Contest 2020
86
912
2156
Interesting Conversations
Ural School Programming Contest 2020
147
558
2157
Skydiving
Ural School Programming Contest 2020
54
1368
2158
Two progressions
Ural School Programming Contest 2021
16
1398
2159
Essay
Ural School Programming Contest 2021
16
1404
2160
Meta-statement
Ural School Programming Contest 2021
23
1106
2161
Mount & Blade
Ural School Programming Contest 2021
36
793
2162
Graphmania
Ural School Programming Contest 2021
20
1214
2163
Interview
Ural School Programming Contest 2021
18
1299
2164
Bookmaker
Ural School Programming Contest 2021
15
1460
2165
Cake Cutter
Ural School Programming Contest 2021
14
1519
2166
Two Roads
Ural School Programming Contest 2022
12
1655
2167
Cipher Message 5
Ural School Programming Contest 2022
50
608
2168
Runes in the Field
Ural School Programming Contest 2022
5
2428
2169
City Building 2
Ural School Programming Contest 2022
11
1734
2170
Experiment with Juice 2
Ural School Programming Contest 2022
13
1583
2171
Two Progressions 2
Ural School Programming Contest 2022
15
1457
2172
Meta-statement 2
Ural School Programming Contest 2022
39
744
2173
Meta-statement 3
Ural School Programming Contest 2022
16
1402
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