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list of classical problems


ID NAME QUALITY USERS ACC % DIFFICULTY C I
106 Binary Stirling Numbers   3 2641 36.70
4
17
5160 Jinyuetuan Puzzle   40 36.69
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
381 106 miles to Chicago   50 3157 36.55
15
14
1673 Ambitious Manager   5 462 36.55
21
17
8106 Normalized Form   6 274 36.52
17
17
17247 Digit Sum   49 3276 36.51
18
22
180 How to pack containers   1 100 36.49
1
1
3734 Periodni   2 567 36.49
26
34
2906 GCD2   60 6808 36.48
12
11
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
2826 Round-Robin Scheduling   12 643 36.38
23
22
345 Mixtures   256 8879 36.37
17
21
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
35363 The World of Charges   13 166 36.28
3
4
15650 Dark roads   27 1427 36.28
10
10
12326 Dating Rishi   8 636 36.27
17
26
2416 Distinct Subsequences   94 3716 36.27
12
22
13738 Happy Valentine Day (Valentine Maze Game)   3 139 36.27
28
23
16244 Kusac   6 406 36.24
14
21
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

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