list of classical problems


ID NAME QUALITY USERS ACC % DIFFICULTY C I
685 Partition the sequence   3 216 20.32
23
34
687 Repeats   628 37.10
688 Toy Cars   403 22.71
1
17
693 Lethal Warfare   2 354 46.82
17
34
694 Distinct Substrings   87 4687 34.31
21
24
695 Unite Fast   1 124 26.83
17
17
696 Truth or not   1 267 21.81
697 Matrix Words   89 23.93
698 Plane Hopping   1 280 26.04
17
699 Huge Knap Sack   1 141 25.89
17
17
700 Branch Prediction   70 17.22
702 Barn Expansion   147 28.78
703 Mobile Service   5 437 27.99
24
28
704 Remove The String   10 528 15.61
17
29
705 New Distinct Substrings   38 2909 32.15
27
25
707 Triple-Free Sets   1 153 40.94
34
34
709 The day of the competitors   31 1386 29.63
18
28
726 Promotion   22 1863 28.38
12
8
729 Move your armies   77 20.20
733 Mountain Walking   1 700 26.46
34
26
734 Ivan and his interesting game   222 33.80
735 Minimum Diameter Spanning Tree   1 154 34.46
17
30
738 Another Counting Problem   218 39.94
739 The Moronic Cowmpouter   18 2876 50.96
12
14
740 Treats for the Cows   246 7605 43.62
13
14
741 Steady Cow Assignment   3 282 26.58
26
34
744 Longest Permutation   3 529 20.13
15
20
757 Thermal Luminescence   118 39.42
760 Convex Hull 3D   85 40.46
780 The Archipelago   22 39.33
45
34
827 Trigonometric optimization   71 28.21
839 Optimal Marks   7 627 27.98
28
34
850 Soccer Choreography   3 2.99
861 Counting inversions   6 406 21.16
34
30
866 DNA Translation   113 21.89
867 Perfect Cubes   10 1897 47.52
7
5
869 Galactic Import   2 137 46.59
9
9
870 Basically Speaking   7 1381 43.13
6
6
871 Letter Sequence Analysis   2 102 42.45
26
9
872 Mark-up   114 28.69
34
17
898 Transmitters   1 212 51.37
34
17
899 Ws Cipher   6 824 39.58
14
15
900 Split Windows   26 59.09
901 Index Generation   37 55.13
902 Hangover   47 14608 63.45
3
3
903 Double Vision   59 55.20
904 Image Perimeters   2 321 65.38
17
17
912 Submatrix of submatrix   1 159 25.64
913 Query on a tree II   103 3419 24.86
24
21
944 Free Tour   16 3.52

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