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list of classical problems


ID NAME QUALITY USERS ACC % DIFFICULTY C I
5160 Jinyuetuan Puzzle   40 36.69
9858 Štef and Barica   2 72 36.68
34
17
106 Binary Stirling Numbers   3 2638 36.67
4
17
137 Partition   17 780 36.67
17
20
15089 Farmer Joe   6 36.67
26685 I Love Kd-Trees II   6 123 36.64
21
21
10699 Symmetry   1 26 36.63
17
34
3927 Polygon on the Grid   22 36.62
1868 Making Money   6 793 36.62
8
4
21172 Erdos et al   3 138 36.60
26
26
22382 Euler Totient Function Depth   24 381 36.59
15
16
23880 The Toy Store   3 17 36.56
17
17
1673 Ambitious Manager   5 462 36.55
21
17
381 106 miles to Chicago   50 3156 36.55
15
14
8106 Normalized Form   6 274 36.52
17
17
180 How to pack containers   1 100 36.49
1
1
2906 GCD2   60 6807 36.48
12
11
17247 Digit Sum   49 3256 36.48
18
22
41212 Bankomat   2 26 36.47
1
1
12408 Johnny Studies Genetics   39 36.45
8074 God of Number Theory   1 29 36.45
34
50
8971 LQDNUMBERS   31 36.44
40084 Just Primes II   7 23 36.43
34
30
4666 Wireless   1 125 36.41
17
17
15554 Niceness of the string   12 1157 36.41
7
2
10145 Birthday Cake   7 255 36.41
12
12
11474 Totient Game   40 36.40
6286 Sum of products   10 365 36.40
19
28
345 Mixtures   256 8875 36.39
17
21
2826 Round-Robin Scheduling   12 643 36.38
23
22
3734 Periodni   2 563 36.38
26
34
4156 PLAHTE   65 36.36
8844 Detection of Extraterrestrial   118 36.36
23507 Retrovirus   7 89 36.36
15
13
34865 Scary Secret Diary   5 19 36.36
21
30
15074 Tourney   4 145 36.35
13
9
4455 Going to the Movies   86 36.33
20849 Interesting queries   2 44 36.32
34
34
2526 Decoding   9 1034 36.32
23
15
7322 Prime Pattern   1 94 36.31
23
17
21395 Ohani And Binary Search Tree   -1 127 36.31
50
17
4552 Adding up Triangles   137 36.30
12326 Dating Rishi   8 636 36.27
17
26
13738 Happy Valentine Day (Valentine Maze Game)   3 139 36.27
28
23
15650 Dark roads   27 1426 36.27
10
10
2416 Distinct Subsequences   94 3714 36.26
12
22
10108 Distributing Ballot Boxes   32 1155 36.24
11
15
11444 MAXOR   106 36.23
9
26
26184 Colorful Beads   2 36 36.22
34
34
1847 No Change   37 1672 36.21
11
14

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