list of classical problems


ID NAME QUALITY USERS ACC % DIFFICULTY C I
24 Small factorials   153 49119 29.73
15
9
54 Julka   161 22835 27.42
19
6
71 Tree   3 444 28.47
12
9
235 Very Fast Multiplication   22 1242 27.92
26
22
328 Bishops   82 8890 32.02
14
7
738 Another Counting Problem   1 224 40.38
1002 Uncle Jack   13 2957 39.65
9
8
1475 Play with Digit Seven   3 120 36.36
34
14
2009 Cryptography   1 142 4.80
1
34
2901 One Geometry Problem   9 1773 35.98
4
13
2906 GCD2   60 6784 36.48
12
11
3023 Binary multiplication   3 226 25.00
17
17
3362 Setnja   2 239 21.15
9
17
3932 Point Connection Game in a Circle   3 746 35.44
13
21
3970 Convert to Decimal Base System   53 40.29
17
17
5294 Recurrence   2 255 14.32
28
17
5699 The last digit re-visited   39 7434 31.67
9
9
6236 Matches   8 449 21.93
26
7
6479 The Very Greatest Common Divisor   4 93 10.23
21
13
10334 SOLDIERS   6 744 28.43
9
4
10676 0110SS   25 1742 41.14
13
9
16034 Minimum Number   5 491 16.05
11
1
18164 Atoms in the Lab   32 3792 25.75
8
5
18905 Kapti and Balu   1 38 32.65
17
17
35954 New Data Type   118 18.23
8
8
36563 Hard Fibonacci   6 84 23.40
20
22

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