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list of classical problems


ID NAME QUALITY USERS ACC % DIFFICULTY C I
1 Life, the Universe, and Everything   224 137370 33.11
3
3
2 Prime Generator   420 45526 15.50
16
14
3 Substring Check (Bug Funny)   863 10.10
43
11
4 Transform the Expression   162 27838 48.89
12
11
5 The Next Palindrome   326 13816 10.16
25
19
6 Simple Arithmetics   10 2173 12.19
33
8
7 The Bulk!   3 355 25.50
30
17
8 Complete the Sequence!   24 2316 33.60
16
17
9 Direct Visibility   207 17.62
34
34
10 Complicated Expressions   8 746 25.98
15
13
11 Factorial   122 37518 45.93
5
12
12 The Game of Master-Mind   239 45.83
13 Hotline   159 27.16
14 I-Keyboard   4 757 37.05
28
26
15 The Shortest Path   79 4167 22.48
19
13
16 Sphere in a tetrahedron   9 2254 58.24
12
14
17 The Bytelandian Cryptographer (Act I)   7 769 33.29
13
21
18 The Bytelandian Cryptographer (Act II)   2 633 36.15
28
1
19 The Bytelandian Cryptographer (Act III)   1 123 41.59
17
17
20 The Bytelandian Cryptographer (Act IV)   1 41 25.14
28
34
22 Triangle From Centroid   7 1491 44.06
8
19
23 Pyramids   -22 3944 35.69
11
14
24 Small factorials   98 30725 30.41
15
8
25 Pouring water   64 3540 22.24
18
21
26 Build the Fence   30 1630 32.13
22
17
27 Sorting Bank Accounts   36 5849 40.63
11
7
28 Help the Military Recruitment Office!   4 461 13.40
15
6
29 Hash it!   10 2180 21.25
13
5
30 Bytelandian Blingors Network   38 2701 37.06
13
8
31 Fast Multiplication   37 4062 17.34
14
14
32 A Needle in the Haystack   113 6339 37.19
14
13
33 Trip   12 1147 20.86
26
14
34 Run Away   1 257 34.05
17
34
35 Equipment Box   2 878 13.69
13
21
36 Secret Code   6 189 24.25
17
17
37 The Proper Key   1 127 21.34
17
17
38 Labyrinth   55 3872 24.80
18
16
39 Piggy-Bank   104 5733 34.11
13
16
40 Lifting the Stone   4 1291 21.80
15
17
41 Play on Words   29 2381 18.09
21
26
42 Adding Reversed Numbers   68 45949 48.61
6
4
43 Copying Books   26 1683 24.03
19
19
44 Substitution Cipher   2 298 15.19
17
17
45 Commedia dell Arte   199 38.75
1
17
47 Skyscraper Floors   3 253 13.41
17
17
48 Glass Beads   22 2459 36.81
15
17
49 Hares and Foxes   -1 98 10.35
50 Invitation Cards   23 1034 41.71
17
18
51 Fake tournament   31 1227 24.75
15
18
54 Julka   116 15692 27.50
19
6

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