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list of classical problems


ID NAME QUALITY USERS ACC % DIFFICULTY C I
1 Life, the Universe, and Everything   227 141337 33.16
3
3
2 Prime Generator   432 47028 15.54
15
14
3 Substring Check (Bug Funny)   1 881 10.08
43
13
4 Transform the Expression   172 28663 49.05
12
11
5 The Next Palindrome   338 14130 10.20
25
19
6 Simple Arithmetics   11 2215 12.20
32
7
7 The Bulk!   3 357 25.40
30
17
8 Complete the Sequence!   24 2369 33.66
16
17
9 Direct Visibility   208 17.07
34
34
10 Complicated Expressions   8 748 25.65
15
13
11 Factorial   125 38286 45.91
5
12
12 The Game of Master-Mind   240 45.84
13 Hotline   160 27.09
14 I-Keyboard   4 759 37.03
28
26
15 The Shortest Path   83 4315 22.66
18
13
16 Sphere in a tetrahedron   10 2271 58.10
11
14
17 The Bytelandian Cryptographer (Act I)   7 775 33.25
13
21
18 The Bytelandian Cryptographer (Act II)   2 634 35.83
28
1
19 The Bytelandian Cryptographer (Act III)   1 123 41.59
17
17
20 The Bytelandian Cryptographer (Act IV)   1 42 25.18
28
34
22 Triangle From Centroid   7 1498 43.83
8
19
23 Pyramids   -21 3986 35.57
11
14
24 Small factorials   105 31333 30.41
15
9
25 Pouring water   66 3609 22.36
18
21
26 Build the Fence   30 1674 32.55
22
17
27 Sorting Bank Accounts   38 5959 40.61
11
7
28 Help the Military Recruitment Office!   4 462 13.39
15
6
29 Hash it!   10 2223 21.09
13
5
30 Bytelandian Blingors Network   42 2754 37.21
14
8
31 Fast Multiplication   38 4216 17.62
14
13
32 A Needle in the Haystack   112 6504 37.43
14
13
33 Trip   13 1180 21.53
24
15
34 Run Away   1 260 33.82
17
34
35 Equipment Box   2 882 13.62
13
21
36 Secret Code   6 189 24.25
17
17
37 The Proper Key   1 128 21.33
17
17
38 Labyrinth   59 3992 24.90
18
16
39 Piggy-Bank   108 5847 34.28
13
16
40 Lifting the Stone   4 1298 21.82
15
17
41 Play on Words   32 2411 18.12
22
25
42 Adding Reversed Numbers   74 47243 48.63
6
5
43 Copying Books   26 1705 23.97
19
19
44 Substitution Cipher   2 299 15.22
17
17
45 Commedia dell Arte   199 38.75
1
17
47 Skyscraper Floors   3 256 13.38
17
17
48 Glass Beads   23 2478 36.86
15
17
49 Hares and Foxes   -1 99 10.39
50 Invitation Cards   23 1048 41.79
17
18
51 Fake tournament   32 1239 24.77
15
18
54 Julka   119 15957 27.40
19
6

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