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Problem set. Volume 6
Solved problems:
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Volume 5
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ID
Title
Source
Authors
Difficulty
1500
Pass Licenses
NEERC 2006 Eastern Subregional
748
638
1501
Sense of Beauty
NEERC 2006 Eastern Subregional
1803
267
1502
Domino Dots
NEERC 2006 Eastern Subregional
6548
74
1503
Polynomial
NEERC 2006 Eastern Subregional
270
1726
1504
Good Manners
NEERC 2006 Eastern Subregional
207
2227
1505
Oil Transfer
NEERC 2006 Eastern Subregional
156
2911
1506
Columns of Numbers
NEERC 2006 Eastern Subregional
3455
139
1507
Difficult Decision
NEERC 2006 Eastern Subregional
1076
445
1508
Japanese Puzzle
NEERC 2006 Eastern Subregional
289
1616
1509
Domino Recognition
NEERC 2006 Eastern Subregional
127
3527
1510
Order
NEERC 2006 Eastern Subregional
5538
87
1511
Fiscal Operations
Timus Top Coders: Third Challenge
383
1218
1512
Zinium
Timus Top Coders: Third Challenge
538
873
1513
Lemon Tale
Timus Top Coders: Third Challenge
1250
380
1514
National Park
Timus Top Coders: Third Challenge
256
1799
1515
Cashmaster
Timus Top Coders: Third Challenge
2233
213
1516
Nostalgia
Timus Top Coders: Third Challenge
253
1820
1517
Freedom of Choice
Timus Top Coders: Third Challenge
1947
245
1518
Jedi Riddle 3
Timus Top Coders: Third Challenge
445
1052
1519
Formula 1
Timus Top Coders: Third Challenge
1019
465
1520
Empire Strikes Back
Timus Top Coders: Third Challenge
186
2441
1521
War Games 2
Timus Top Coders: Third Challenge
3786
126
1522
Factory
Petrozavodsk Winter 2007. D.Gozman Contest
256
1776
1523
K-inversions
Petrozavodsk Winter 2007. D.Gozman Contest
1584
296
1524
Men in Black
Petrozavodsk Winter 2007. D.Gozman Contest
26
13123
1525
Path
Petrozavodsk Winter 2007. D.Gozman Contest
1213
386
1526
Martian Plates
Petrozavodsk Winter 2007. D.Gozman Contest
337
1362
1527
Bad Roads
Petrozavodsk Winter 2007. D.Gozman Contest
394
1169
1528
Sequence
Petrozavodsk Winter 2007. D.Gozman Contest
1737
270
1529
Game of Squares
Petrozavodsk Winter 2007. D.Gozman Contest
115
3779
1530
Ones and Zeroes
Petrozavodsk Winter 2007. D.Gozman Contest
520
891
1531
Zones on a Plane
Petrozavodsk Winter 2007. D.Gozman Contest
318
1440
1532
Lost in Translation
USU Personal Contest 2007
223
2022
1533
Fat Hobbits
USU Personal Contest 2007
463
996
1534
Football in Gondor
USU Personal Contest 2007
796
585
1535
The Hobbit or There and Back Again
USU Personal Contest 2007
946
493
1536
Delights of Pipe-weed
USU Personal Contest 2007
55
7250
1537
Ents
USU Personal Contest 2007
1658
283
1538
Towers of Guard
USU Personal Contest 2007
357
1284
1539
Intelligence Data
USU Personal Contest 2007
430
1071
1540
Battle for the Ring
USU Personal Contest 2007
423
1088
1541
Chase
USU Personal Contest 2007
206
2182
1542
Autocompletion
Ural Championship 2007
728
632
1543
Dance Revolution
Ural Championship 2007
201
2211
1544
Classmates 3
Ural Championship 2007
362
1254
1545
Hieroglyphs
Ural Championship 2007
9332
50
1546
Japanese Sorting
Ural Championship 2007
516
887
1547
Password Search
Ural Championship 2007
528
867
1548
Sakura and Statistics
Ural Championship 2007
22
14582
1549
Another Japanese Puzzle
Ural Championship 2007
187
2369
1550
Dean's Pyramid 3
Ural Championship 2007
771
597
1551
Sumo Tournament
Ural Championship 2007
1728
268
1552
Brainfuck
Petrozavodsk Summer 2007. NSU Contest
372
1184
1553
Caves and Tunnels
Petrozavodsk Summer 2007. NSU Contest
1569
287
1554
Multiplicative Functions
Petrozavodsk Summer 2007. NSU Contest
694
643
1555
Find the Treasure!
Petrozavodsk Summer 2007. NSU Contest
39
9232
1556
Multishot in the Secret Cow Level
Petrozavodsk Summer 2007. NSU Contest
38
9425
1557
Network Attack
Petrozavodsk Summer 2007. NSU Contest
241
1802
1558
Periodical Numbers
Petrozavodsk Summer 2007. NSU Contest
512
867
1559
TruCoders Linguistics
Petrozavodsk Summer 2007. NSU Contest
94
4350
1560
Elementary Symmetric Functions
Petrozavodsk Summer 2007. NSU Contest
476
931
1561
Winnie the Pooh
Petrozavodsk Summer 2007. NSU Contest
145
2919
1562
GM-pineapple
USU Championship 2007
1108
404
1563
Bayan
USU Championship 2007
8412
54
1564
Counting Ones
USU Championship 2007
647
687
1565
The Duel for Three
USU Championship 2007
238
1819
1566
Triangular Postcards
USU Championship 2007
136
3090
1567
SMS-spam
USU Championship 2007
11161
40
1568
Train Car Sorting
USU Championship 2007
263
1652
1569
Networking the “Iset”
USU Championship 2007
471
938
1570
Eating High
USU Championship 2007
490
902
1571
Interpreters
USU Championship 2007
990
451
1572
Yekaterinozavodsk Great Well
Autumn School Contest 2007
3078
146
1573
Alchemy
Autumn School Contest 2007
4199
107
1574
Mathematicians and brackets
Autumn School Contest 2007
1263
354
1575
Yekaterinburg Subway 2
Autumn School Contest 2007
514
860
1576
Telephone Tariffs
Autumn School Contest 2007
3061
147
1577
E-mail
Autumn School Contest 2007
941
474
1578
Mammoth Hunt
Autumn School Contest 2007
502
880
1579
Coat Transportation
Autumn School Contest 2007
896
497
1580
Dean's Debts
Autumn School Contest 2007
494
894
1581
Teamwork
Autumn School Contest 2007
11154
40
1582
Bookmakers
NEERC 2007 Eastern Subregional
3681
122
1583
Cheese
NEERC 2007 Eastern Subregional
228
1887
1584
Pharaohs’ Secrets
NEERC 2007 Eastern Subregional
319
1365
1585
Penguins
NEERC 2007 Eastern Subregional
11817
38
1586
Threeprime Numbers
NEERC 2007 Eastern Subregional
3109
144
1587
Flying Pig
NEERC 2007 Eastern Subregional
541
815
1588
Jamaica
NEERC 2007 Eastern Subregional
1374
325
1589
Sokoban
NEERC 2007 Eastern Subregional
19
15489
1590
Bacon’s Cipher
NEERC 2007 Eastern Subregional
2394
187
1591
Abstract Thinking
NEERC 2007 Eastern Subregional
411
1067
1592
Chinese Watches
NEERC 2007 Eastern Subregional
743
597
1593
Square Country. Version 2
543
739
1594
Aztec Treasure
76
4638
1595
Perfect Sequence
333
1162
1596
Knight Mare
23
9692
1597
Chernobyl’ Eagle on a Roof. Version 2
112
2108
1598
DSA Attack
44
4730
1599
Winding Number
111
1907
Solved problems:
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