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list of classical problems


ID NAME QUALITY USERS ACC % DIFFICULTY C I
1030 Triple Fat Ladies   106 19216 51.74
4
12
1029 Matrix Summation   53 3559 20.15
15
18
1028 Hubulullu   61 8257 58.72
2
15
1027 Fool the Police   25 1655 27.09
18
23
1026 Favorite Dice   42 5488 63.85
4
21
1025 Fashion Shows   30 27875 46.43
3
3
1024 Complete Chess Boards   2 536 54.96
17
20
1022 Angels and Devils   6 675 31.13
26
25
1021 Aibohphobia   310 10728 36.22
12
17
1004 Polygon Encoder   64 11.12
17
1
1003 Little Quilt   3 171 39.89
21
11
1002 Uncle Jack   13 2970 39.60
9
8
1001 Babylonian Roulette   1 666 50.46
13
13
1000 Equidivisions   -1 654 23.39
13
13
999 Generalized Matrioshkas   420 32.59
996 Continuous Fractions   1 279 37.54
9
9
987 Mobile   76 16.14
17
17
972 Birthday   126 18.75
17
17
967 Parking Bay   3 565 48.93
12
23
964 Entrapment   6 340 23.99
17
24
962 Intergalactic Map   2 569 23.41
19
28
944 Free Tour   19 3.72
34
17
913 Query on a tree II   118 4783 20.96
23
21
912 Submatrix of submatrix   1 174 27.01
34
17
904 Image Perimeters   3 334 59.31
17
17
903 Double Vision   67 57.04
1
1
902 Hangover   57 17908 62.79
3
3
901 Index Generation   43 54.26
17
1
900 Split Windows   33 56.45
17
1
899 Ws Cipher   6 842 38.43
14
15
898 Transmitters   2 337 49.08
28
17
872 Mark-up   126 30.18
34
9
871 Letter Sequence Analysis   3 108 43.03
17
6
870 Basically Speaking   7 1448 43.95
6
6
869 Galactic Import   3 142 45.76
5
5
867 Perfect Cubes   11 2241 47.89
7
5
866 DNA Translation   117 21.44
861 Counting inversions   7 465 19.98
34
29
850 Soccer Choreography   4 3.80
839 Optimal Marks   8 861 24.70
25
34
827 Trigonometric optimization   84 27.33
1
34
780 The Archipelago   40 41.41
34
26
760 Convex Hull 3D   126 41.31
757 Thermal Luminescence   131 37.64
1
1
744 Longest Permutation   3 619 19.85
15
19
741 Steady Cow Assignment   5 534 32.90
20
29
740 Treats for the Cows   261 8629 42.74
13
14
739 The Moronic Cowmpouter   19 3062 50.64
11
15
738 Another Counting Problem   1 235 40.65
1
1
735 Minimum Diameter Spanning Tree   1 199 34.41
17
30

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