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list of classical problems


ID NAME QUALITY USERS ACC % DIFFICULTY C I
4480 Chaos Strings   14 533 30.09
17
22
4483 Roads Repair   7 182 32.65
20
23
4485 MobiZone vs VinaGone   7 338 33.86
17
31
4487 Can you answer these queries VI   27 1365 23.61
34
28
4491 Primes in GCD Table   2 862 36.88
17
26
4523 Binomial Coefficients   210 41.58
23
12
4525 Digger Octaves   6 391 35.55
17
21
4528 Frog Wrestling   69 37.50
4532 String reduction   2 169 16.71
17
30
4533 Determinant of Banded Matrices   21 33.91
4546 Tobo or not Tobo   2 268 19.47
26
26
4549 Adding Sevens   19 1934 33.29
17
6
4551 Match Maker   1 63 22.91
4552 Adding up Triangles   140 35.23
4555 Einbahnstrasse   2 490 26.56
22
9
4556 Think I will Buy Me a Football Team   30 2189 45.16
7
11
4557 Musical Chairs   23 2497 46.81
9
19
4558 I Speak Whales   188 42.51
17
17
4559 A Day at the Races   128 17.79
4560 The Double HeLiX   147 8980 37.55
11
10
4564 Chop Ahoy! Revisited!   55 2968 50.84
12
14
4565 What is your Logo   3 920 46.03
1
13
4568 Rotating Rings   1 298 29.72
17
17
4569 Let go to the movies   -3 161 18.26
50
34
4574 Riding in cycles   44 23.96
4580 ABCDEF   218 7923 29.36
14
16
4585 Star Wars   1 76 36.63
4586 Texas Trip   70 38.84
4587 Electric Fences   -1 144 33.33
26
26
4588 SETI   130 66.67
4593 Arithmetic sequence   1 67 9.55
34
17
4644 Proving Equivalences   1 199 28.66
17
17
4656 Cross Mountain Climb   1 72 31.44
17
34
4657 Gas Wars   145 35.87
34
17
4658 Help Hemant Verma   1 51 14.20
9
17
4666 Wireless   1 128 37.02
17
17
4667 Gremlins   3 56 29.10
28
34
4669 Cross Mountain Climb Extreme   1 36 16.43
34
50
4672 Yanu in Movie theatre   13 1725 44.85
2
28
4681 Twice   5 287 21.21
24
27
4717 Grid Points in a Triangle   99 46.63
4761 Strategy game   2 44 55.64
9
17
4784 Diophantine equation   3 155 40.59
26
17
4785 Starship   16 31.25
4828 ZSequence   53 18.02
4839 Ant   3 194 38.89
23
28
4871 Bridge   2 161 24.59
1
34
4881 Words on graphs   108 11.94
34
4882 Counting in a DAG   6 181 11.99
17
26
4908 Run-Length Mathematics   6 721 41.17
13
1

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