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list of classical problems


ID NAME QUALITY USERS ACC % DIFFICULTY C I
1804 Genetic Code   2 268 47.34
12
28
1803 Fold   1 60 43.21
1
34
1802 Edge   3 420 59.75
5
9
1801 Drink, on Ice   1 522 42.66
9
9
1800 Fixed Partition Contest Management   63 36.99
17
1
1799 The Bottom of a Graph   50 1735 32.47
21
21
1798 Assistance Required   14 2380 44.79
16
7
1797 Cardsharper   2 7 22.06
34
45
1794 Greedy Hydra II   2 76 18.57
26
26
1793 Text Generater II   57 30.59
17
17
1790 Binary Search Heap Construction   6 331 23.46
17
19
1789 Huffman´s Greed   1 91 46.67
17
26
1788 Fractan   50 30.63
17
17
1787 Run Length Encoding   7 861 19.62
13
3
1786 In Danger   49 4395 53.61
7
13
1785 Code   2 231 26.44
26
30
1784 IOICamp Sequence   1 325 12.80
1
17
1776 DNA Laboratory   3 112 11.02
30
21
1775 Boolean Logic   1 105 23.35
17
17
1774 All Discs Considered   10 523 28.49
24
20
1772 Find The Determinant II   102 30.99
1
50
1771 Yet Another N-Queen Problem   2 326 24.55
23
28
1754 Divisor Summation (Hard)   32 1347 15.69
22
20
1748 Sequence Partitioning II   2 60 24.76
26
34
1744 Evaluate the polynomial   19 2638 48.77
5
7
1741 Tetris 3D   2 190 32.48
26
42
1739 Yet Another Equation   237 41.51
1731 Counting Triangles III   1 266 33.78
1730 Counting Triangles II   2 404 20.83
17
17
1728 Common Permutation   26 4201 46.71
6
6
1726 Exchange   24 7.92
50
34
1725 The Importance   101 38.54
17
17
1724 Counting Triangles   69 13198 33.99
7
21
1723 Bee Maja   3 561 53.62
17
21
1722 Life, the Universe, and Everything II   68 28.49
1716 Can you answer these queries III   236 12128 43.83
22
21
1715 Another Necklace Problem   52 18.42
17
17
1713 Funny scales   12 563 30.57
17
16
1712 Permalex   -1 174 19.50
23
17
1710 Two Ends   115 3789 41.58
18
17
1709 Swamp Things   290 40.40
1708 Square Count   75 30.98
1707 Reliable Nets   4 342 31.51
28
23
1706 Queens, Knights and Pawns   4 854 32.96
17
9
1705 The Game of Efil   91 50.00
1
1
1704 Countdown   306 25.66
22
8
1703 ACM (ACronymMaker)   52 1097 29.71
26
21
1702 Cleaning Robot   45 1593 34.22
27
19
1701 Earth Observation with a Mobile Robot Team   14 40.54
1700 Traveling by Stagecoach   9 476 39.35
17
16

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