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list of classical problems


ID NAME QUALITY USERS ACC % DIFFICULTY C I
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
4784 Diophantine equation   3 155 40.59
26
17
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 11.98
17
26
4908 Run-Length Mathematics   6 721 41.17
13
1
4941 Integer Factorization (20 digits)   8 614 55.36
34
30
4942 Integer Factorization (15 digits)   45 3695 32.76
11
11
4948 Integer Factorization (29 digits)   8 124 14.80
40
34
4951 Bridges! More bridges!   1 47 16.63
1
34
4987 Goal for Raúl   6 548 30.11
12
12
4988 Madrids One Way Streets   5 201 29.00
15
15
4993 Traveling Salesman   8 1043 37.18
14
2
5010 Lost in Madrid   1 194 31.49
1
1
5011 Library for Madrid   59 42.62
17
17
5014 Crazy Receptionist   11 11.11
5015 Decode the Castanets   36 40.68
5016 Guernica   26 61.54
5018 Street Gambler   31 47.83
5084 Discrete Math Problem   6 287 31.66
15
24
5091 Feline Olympics - Mouseball   7 600 39.35
7
15
5093 Pretty Functions   1 43 22.67
5102 Mystic Craft   57 46.20

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