list of classical problems


ID NAME QUALITY USERS ACC % DIFFICULTY C I
1754 Divisor Summation (Hard)   9 446 15.78
17
17
1771 Yet Another N-Queen Problem   2 308 26.61
17
34
1772 Find The Determinant II   50 24.10
1774 All Discs Considered   4 472 28.44
31
23
1775 Boolean Logic   1 72 42.75
17
17
1776 DNA Laboratory   1 89 11.94
34
34
1784 IOICamp Sequence   1 304 12.73
1
17
1785 Code   185 25.40
1786 In Danger   35 3697 53.13
8
13
1787 Run Length Encoding   2 811 19.72
17
6
1788 Fractan   39 31.22
1789 Huffman´s Greed   1 80 48.65
17
34
1790 Binary Search Heap Construction   2 235 23.40
23
26
1793 Text Generater II   49 29.89
1794 Greedy Hydra II   1 51 15.42
34
17
1797 Cardsharper   2 2.56
42
42
1798 Assistance Required   7 2108 45.24
15
7
1799 The Bottom of a Graph   37 1264 31.45
21
21
1800 Fixed Partition Contest Management   55 35.86
1801 Drink, on Ice   505 43.10
9
9
1802 Edge   2 406 60.53
1
9
1803 Fold   56 42.11
1804 Genetic Code   1 253 47.76
17
34
1805 Largest Rectangle in a Histogram   107 4056 31.99
18
23
1810 Nuclear Plants   17 13.47
1811 Longest Common Substring   12 1256 23.11
20
20
1812 Longest Common Substring II   6 712 24.73
28
23
1815 Problems Collection (Volume X)   74 7.18
1825 Free tour II   383 17.40
1833 Sudoku   40 31.72
1835 The SetStack Computer   1 126 28.70
26
17
1837 Pie   25 2060 37.73
16
14
1838 Ticket to Ride   51 37.50
1839 The Bookcase   1 106 35.59
1840 Printer Queue   14 2041 49.93
12
9
1841 Prime Path   140 4582 62.66
19
18
1842 Lineland Airport   26 16.31
1843 Leonardo Notebook   2 293 33.04
17
34
1845 Mice and Maze   45 3269 35.64
9
9
1846 Project File Dependencies   22 1854 42.32
13
13
1847 No Change   24 1425 35.92
8
15
1865 Making Waves   171 43.30
34
1
1866 Making Pals   1 189 42.93
17
17
1868 Making Money   3 755 36.48
12
1
1869 Making Mountains Out Of Molehills   12 16.49
1870 Making Labels   -4 1590 59.44
1
9
1871 Making A Budget   7 672 50.59
9
13
1873 Accumulate Cargo   1 82 26.33
34
1
1874 Burrows Wheeler Precompression   1 328 41.97
17
17
1875 Cool Numbers   3 140 31.94
34
23

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