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list of classical problems (unsolved)


ID NAME QUALITY USERS ACC % DIFFICULTY C I
13789 Loving Power   4 118 39.59
12
23
34681 Lovely Kitty   1 36 23.58
17
23
20050 Love Story 2   1 89 38.29
9
9
18180 Love Story 1   13 1142 26.38
9
6
35145 Love Guru   5 118 23.11
12
12
35435 love and traffic   7 55 52.25
4
5
5010 Lost in Madrid   1 194 31.49
1
1
26193 Lost and survived   46 847 35.48
16
12
34542 Lord of Light   312 36.00
9
1
16409 Lopov   5 321 28.79
11
14
14697 Loop Expectation   11 675 49.41
14
22
8720 Looks like Nim - but it is not   3 92 21.45
6
28
8550 Longest Square Factor   5 75 18.47
21
37
27097 Longest Rivers   9 16.46
744 Longest Permutation   3 619 19.85
15
19
25893 Longest Perfect Increasing Subsequence   39 701 39.65
8
12
1437 Longest path in a tree   407 20183 39.56
14
15
34624 Longest palindrome with no adjacent duplicates   2 95 31.59
28
17
1812 Longest Common Substring II   16 2103 18.39
30
28
1811 Longest Common Substring   37 3533 22.38
20
19
10570 Longest Common Substring   5 922 30.41
31
32
12076 Longest Common Subsequence   6 153 4.71
45
45
3109 Longest Common Prefix   4 396 25.51
38
34
8839 Longest Common Difference Subsequence   3 75 25.06
34
39
35028 Long Tiling   7 41 21.50
26
26
9098 Long Common Subsequence   2 199 36.64
34
17
1687 Logic II   1 36 17.65
34
34
406 Logic   113 23.37
17
9
4097 Locomotive   35 37.89
10089 Locks and Keys   1 18 33.73
34
17
6678 Load Testing   204 59.78
34
34
2006 Load Balancing   19 1911 47.56
11
19
5637 LL and ErBao   5 41.43
7881 Ljutnja   3 641 24.32
34
21
16245 Living with Courage   20 580 37.60
10
13
16277 Little Red-Cap   4 225 34.75
24
24
1003 Little Quilt   3 171 39.89
21
11
27337 LIS and tree   1 42 29.06
34
26
6828 Lineup   7 704 32.08
11
9
1842 Lineland Airport   38 18.92
16554 Linearian Colony   12 866 42.70
11
12
12108 Linear Garden   78 35.09
34
8558 Linear Equation Solver   2 22 34.09
17
34
36789 Linear Diophantine Equation   3 12 16.57
50
50
8985 Line up   19 419 51.82
16
17
35150 Line Follower Robot   1 19 45.28
17
17
19224 Lights, Snakes and Cages   5 93 16.64
24
34
26305 Lights On!   6 323 26.13
17
24
11274 Lights and Switches   1 60 29.84
17
34
10096 Lights (Extreme)   56 29.80
17
17

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