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Problem set. Tricky Problems
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ID
Title
Source
Accepted
Authors
1032
Find a multiple
Ural Championship 1999
30%
2507
1040
Airline company
USU Championship 2000
21%
763
1092
Transversal
USU Local Contest. March 2001
16%
316
1105
Observers Coloring
Tetrahedron Team Online Contest May 2001
16%
337
1107
Warehouse Problem
Tetrahedron Team Online Contest May 2001
35%
656
1113
Jeep
Bulgarian Online Contest September 2001
42%
1114
1130
Nikifor's walk
USU Championship 2001
8%
241
1175
Strange sequence
USU Personal Contest 2002
17%
289
1411
40 Islands Knights
USU Championship 2005
15%
82
1420
Integer-Valued Complex Division
USU Championship 2005
12%
154
1481
Winning Chances
USU Championship 2006
10%
112
1569
Networking the “Iset”
USU Championship 2007
19%
152
1578
Mammoth Hunt
Autumn School Contest 2007
33%
185
1614
National Project “Trams”
Ural Championship 2008
51%
265
1663
The Hobbit or There and Back Again 2
Petrozavodsk Winter 2008. USU Contest
6%
38
1744
The Captain's Squad
Petrozavodsk Summer 2009. Ufa SATU Contest
27%
37
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