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list of classical problems


ID NAME QUALITY USERS ACC % DIFFICULTY C I
698 Plane Hopping   1 288 25.61
17
699 Huge Knap Sack   1 139 24.94
9
9
700 Branch Prediction   75 18.24
17
1
702 Barn Expansion   152 23.28
1
17
703 Mobile Service   6 979 22.20
23
24
704 Remove The String   12 609 14.95
17
26
705 New Distinct Substrings   41 3727 26.36
26
24
707 Triple-Free Sets   1 171 40.78
17
34
709 The day of the competitors   38 1549 28.85
17
27
726 Promotion   24 2076 28.13
12
8
729 Move your armies   78 20.32
1
1
733 Mountain Walking   1 752 25.42
34
26
734 Ivan and his interesting game   228 34.45
17
17
735 Minimum Diameter Spanning Tree   1 184 33.92
17
30
738 Another Counting Problem   1 225 40.41
1
1
739 The Moronic Cowmpouter   19 3048 50.60
11
15
740 Treats for the Cows   261 8526 42.64
13
14
741 Steady Cow Assignment   5 480 31.34
20
29
744 Longest Permutation   4 605 19.80
15
19
757 Thermal Luminescence   123 39.03
1
1
760 Convex Hull 3D   117 41.47
780 The Archipelago   37 42.23
34
26
827 Trigonometric optimization   78 28.03
1
34
839 Optimal Marks   8 822 24.44
25
34
861 Counting inversions   7 462 20.04
34
29
866 DNA Translation   117 21.51
867 Perfect Cubes   11 2188 47.68
7
5
869 Galactic Import   3 140 45.71
5
5
870 Basically Speaking   7 1439 43.79
6
6
871 Letter Sequence Analysis   3 107 42.86
17
6
872 Mark-up   121 29.73
34
9
898 Transmitters   2 300 49.18
28
17
899 Ws Cipher   6 837 38.33
14
15
900 Split Windows   32 57.63
17
1
901 Index Generation   38 53.66
17
1
902 Hangover   56 17807 62.78
3
3
903 Double Vision   64 56.49
1
1
904 Image Perimeters   3 331 59.24
17
17
912 Submatrix of submatrix   1 166 26.16
34
17
913 Query on a tree II   117 4485 20.69
23
21
944 Free Tour   16 3.34
972 Birthday   120 19.34
17
17
987 Mobile   70 15.53
17
17
996 Continuous Fractions   1 275 37.40
9
9
999 Generalized Matrioshkas   413 32.45
1000 Equidivisions   -1 644 23.37
13
13
1001 Babylonian Roulette   1 657 50.10
13
13
1002 Uncle Jack   13 2963 39.66
9
8
1003 Little Quilt   3 169 39.89
21
11
1004 Polygon Encoder   55 9.34
17
1

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