list of classical problems


ID NAME QUALITY USERS ACC % DIFFICULTY C I
1754 Divisor Summation (Hard)   13 552 16.48
20
19
1771 Yet Another N-Queen Problem   2 313 26.23
17
34
1772 Find The Determinant II   50 23.96
1774 All Discs Considered   5 487 28.69
31
23
1775 Boolean Logic   1 72 42.75
17
17
1776 DNA Laboratory   2 94 11.70
34
26
1784 IOICamp Sequence   1 307 12.80
1
17
1785 Code   192 25.60
1786 In Danger   39 3937 53.71
7
13
1787 Run Length Encoding   4 830 19.68
17
5
1788 Fractan   39 31.22
1789 Huffman´s Greed   1 80 48.39
17
34
1790 Binary Search Heap Construction   3 258 23.60
21
24
1793 Text Generater II   52 29.79
1794 Greedy Hydra II   1 53 15.42
34
17
1797 Cardsharper   2 2.47
42
42
1798 Assistance Required   10 2175 45.55
16
6
1799 The Bottom of a Graph   41 1407 32.45
21
21
1800 Fixed Partition Contest Management   58 34.10
1801 Drink, on Ice   509 43.34
9
9
1802 Edge   2 410 60.86
1
9
1803 Fold   56 41.83
1804 Genetic Code   1 259 48.21
17
34
1805 Largest Rectangle in a Histogram   140 4866 31.61
18
24
1810 Nuclear Plants   19 14.58
1811 Longest Common Substring   18 1449 25.28
20
18
1812 Longest Common Substring II   7 834 25.02
29
23
1815 Problems Collection (Volume X)   74 7.18
1825 Free tour II   1 415 18.58
17
34
1833 Sudoku   40 30.87
1835 The SetStack Computer   1 131 28.80
26
17
1837 Pie   38 2415 37.03
17
15
1838 Ticket to Ride   58 40.53
1839 The Bookcase   1 110 35.45
1840 Printer Queue   14 2259 49.49
14
8
1841 Prime Path   191 5389 62.92
18
18
1842 Lineland Airport   26 16.31
1843 Leonardo Notebook   2 304 33.11
17
34
1845 Mice and Maze   57 3837 36.33
10
9
1846 Project File Dependencies   23 1961 42.48
14
15
1847 No Change   29 1528 35.91
10
14
1865 Making Waves   177 43.46
26
9
1866 Making Pals   1 194 43.51
17
17
1868 Making Money   4 764 36.68
9
6
1869 Making Mountains Out Of Molehills   1 13 17.35
34
17
1870 Making Labels   -3 1611 59.62
1
10
1871 Making A Budget   13 711 49.85
13
17
1873 Accumulate Cargo   1 83 26.59
34
1
1874 Burrows Wheeler Precompression   1 332 42.09
17
17
1875 Cool Numbers   4 144 32.23
34
30

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