list of classical problems


ID NAME QUALITY USERS ACC % DIFFICULTY C I
685 Partition the sequence   3 219 20.48
23
34
687 Repeats   635 37.00
688 Toy Cars   410 22.69
1
17
693 Lethal Warfare   2 355 46.87
17
34
694 Distinct Substrings   87 4731 34.30
21
24
695 Unite Fast   1 124 26.83
17
17
696 Truth or not   1 268 21.86
697 Matrix Words   89 23.93
698 Plane Hopping   1 280 25.94
17
699 Huge Knap Sack   1 141 25.83
17
17
700 Branch Prediction   70 17.22
702 Barn Expansion   151 23.83
703 Mobile Service   5 452 28.30
24
28
704 Remove The String   10 540 15.69
19
28
705 New Distinct Substrings   38 2938 32.22
27
25
707 Triple-Free Sets   1 153 40.94
34
34
709 The day of the competitors   32 1401 29.65
17
27
726 Promotion   23 1881 28.39
12
8
729 Move your armies   77 20.20
733 Mountain Walking   1 703 26.56
34
26
734 Ivan and his interesting game   222 33.80
735 Minimum Diameter Spanning Tree   1 161 34.86
17
30
738 Another Counting Problem   218 39.94
739 The Moronic Cowmpouter   18 2887 51.02
11
15
740 Treats for the Cows   253 7713 43.70
13
14
741 Steady Cow Assignment   4 284 26.84
21
30
744 Longest Permutation   3 530 20.12
15
20
757 Thermal Luminescence   118 39.42
760 Convex Hull 3D   87 40.70
780 The Archipelago   25 40.07
45
34
827 Trigonometric optimization   71 28.21
839 Optimal Marks   7 633 28.11
28
34
850 Soccer Choreography   3 2.99
861 Counting inversions   6 410 21.23
34
30
866 DNA Translation   114 21.88
867 Perfect Cubes   10 1916 47.53
7
5
869 Galactic Import   2 137 46.59
9
9
870 Basically Speaking   7 1388 43.23
6
6
871 Letter Sequence Analysis   2 103 42.11
26
9
872 Mark-up   114 28.69
34
17
898 Transmitters   1 218 51.52
34
17
899 Ws Cipher   6 827 39.65
14
15
900 Split Windows   26 59.09
901 Index Generation   37 55.13
902 Hangover   48 14875 63.35
3
3
903 Double Vision   59 55.20
904 Image Perimeters   2 323 65.34
17
17
912 Submatrix of submatrix   1 159 25.64
913 Query on a tree II   106 3473 24.92
24
21
944 Free Tour   16 3.41

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