list of classical problems


ID NAME QUALITY USERS ACC % DIFFICULTY C I
11900 Spelling Suggestion   4 20.00
16 Sphere in a tetrahedron   12 3479 56.49
11
16
7335 Spheres   3 129 9.55
17
39
12249 Spiderman vs Sandman   106 26.88
1
1
15609 Spiky Mazes   21 943 34.97
15
12
392 Spin   37 23.95
1
17
23539 Split   3 30 13.38
17
17
900 Split Windows   31 56.90
8320 Spreadsheet scrolling   75 32.63
10453 Spring Loaded   -2 158 33.25
17
34
14031 Spring Primality   21 25.26
12804 Spy   5 21.15
41790 Spy Reloaded   3 9.76
13114 SQL Queries   2 10 44.83
63 Square Brackets   92 3838 56.87
14
18
1708 Square Count   70 30.29
131 Square dance   313 50.00
1
1
8057 Square Free Factorization   16 1388 41.49
7
15
35956 Square Free Number   8 66 37.92
20
17
38294 Square Pentagon   5 82 49.33
17
24
245 Square Root   4 564 13.04
20
10
11355 SQUARE TO SQUARE   21 19.47
4168 Square-free integers   12 607 43.82
13
19
5911 Square-free Integers Factorization   1 20 39.51
17
34
20931 Square-Free Product (Hard)   2 54 38.12
17
21
8663 Squares Game   34 48.75
19367 St Bernard and Gravity   1 72 10.97
17
1
3111 Stabards   3 160 43.10
12
23
243 Stable Marriage Problem   12 1528 40.53
19
22
3359 Stack   45 15.60
22553 Stack Overflow   5 131 26.43
12
10
40636 Stacks of boxes   2 44 27.40
26
34
7851 Stacks of Zippy   1 18 17.37
34
34
10079 Stammering Aliens   1 133 31.42
17
17
3375 Stamps   28 13699 41.74
5
3
4307 Stamps   27 41.56
6169 Standing Sequence   2 118 28.49
34
39
21176 Stapled intervals   49 60.67
25158 Star   15 309 34.37
12
19
3915 Star Polygon or Not   1 38 55.06
17
17
4585 Star Wars   1 73 34.85
2643 Starcraft I   54 22.25
3972 Stargates   45 13.29
4785 Starship   10 28.80
16793 Statistics Applied   2 206 21.41
22
17
741 Steady Cow Assignment   5 465 30.96
20
31
9858 Štef and Barica   2 72 36.68
34
17
22337 Stick values   9 106 29.96
22
24
19382 Stock   2 93 32.20
26
34
7779 Stock Chase   71 29.71

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