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list of classical problems


ID NAME QUALITY USERS ACC % DIFFICULTY C I
9972 The SKey   1 83 16.55
17
26
9260 Perfect Road   12 16.55
17
17
5298 Interval Challenge   4 135 16.52
24
27
25684 Jolly Kingdom   17 16.51
13 Hotline   2 193 16.46
34
23
26928 The Crossover   9 100 16.45
22
16
10621 MONO   22 16.44
4951 Bridges! More bridges!   1 46 16.42
1
34
25480 Invading aliens   14 16.39
1960 Rectangles   3 163 16.39
34
28
4461 A Famous Airport Manager   23 16.36
25477 Generating alien DNA II   2 33 16.30
17
17
2152 Hilbert Curve   1 13 16.29
34
34
12556 Another Traffic Problem   33 16.26
5103 Top 10   41 16.26
3587 Prime Again   11 838 16.24
20
15
12855 Teleport   4 16.22
17
34
2189 Making Pairs   1 44 16.21
34
42
2144 K Edge-disjoint Branchings   9 16.21
11718 Boa viagem, Roim   70 16.16
238 Getting Rid of the Holidays (Act II)   81 16.12
1
1
25854 Palindrome Or Not   10 318 16.12
14
9
11808 Max 2214   1 11 16.10
28 Help the Military Recruitment Office!   5 770 16.09
13
8
7 The Bulk!   6 495 16.07
30
24
16034 Minimum Number   5 491 16.05
11
1
2159 Delicious Cake   29 16.00
2 Prime Generator   620 78086 15.98
15
13
6576 Divide and Conquer   2 57 15.96
17
26
309 The Room Pattern   1 44 15.94
34
17
1869 Making Mountains Out Of Molehills   1 14 15.93
34
17
36789 Linear Diophantine Equation   2 7 15.93
50
50
7753 Happy Numbers II   3 646 15.90
23
17
1505 Whac-a-Mole   2 42 15.87
50
17
4948 Integer Factorization (29 digits)   8 100 15.84
40
34
8850 Juice Extractor   1 117 15.82
17
17
21597 The Hack   1 20 15.82
1
34
35672 Try to learn properly   7 44 15.81
21
21
503 Prime Intervals   65 1726 15.78
21
19
21326 Akbar , The great   63 2373 15.75
21
18
4303 Dice   13 923 15.74
11
19
7249 Perfume   2 109 15.74
1
17
34502 ZERO TRIPLET   12 77 15.72
17
14
210 The Altars   46 15.72
17
1
23511 Segfault   4 16 15.67
34
17
37 The Proper Key   1 135 15.63
17
17
32257 Apoorv and Math problem   11 137 15.64
29
16
12805 Age of Empires   3 15.62
3359 Stack   45 15.60
19133 Base Conversion   1 9 15.60
50
34

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