list of classical problems


ID NAME QUALITY USERS ACC % DIFFICULTY C I
1 Life, the Universe, and Everything   182 121559 32.85
3
3
2 Prime Generator   337 39464 15.39
16
14
3 Substring Check (Bug Funny)   -1 796 10.25
42
12
4 Transform the Expression   111 24458 48.52
11
11
5 The Next Palindrome   255 12416 10.07
25
19
6 Simple Arithmetics   5 2040 12.29
31
7
7 The Bulk!   3 335 26.48
30
17
8 Complete the Sequence!   19 2086 32.96
15
17
9 Direct Visibility   201 18.69
34
34
10 Complicated Expressions   5 701 26.15
14
9
11 Factorial   96 33908 45.80
6
12
12 The Game of Master-Mind   227 43.62
13 Hotline   156 28.19
14 I-Keyboard   4 732 37.22
26
23
15 The Shortest Path   66 3530 21.85
19
13
16 Sphere in a tetrahedron   6 2113 58.35
11
12
17 The Bytelandian Cryptographer (Act I)   5 733 33.03
12
23
18 The Bytelandian Cryptographer (Act II)   2 625 36.93
28
1
19 The Bytelandian Cryptographer (Act III)   1 123 41.85
17
17
20 The Bytelandian Cryptographer (Act IV)   40 25.64
28
34
22 Triangle From Centroid   7 1413 43.46
8
19
23 Pyramids   -20 3752 36.47
9
14
24 Small factorials   78 27849 30.14
14
8
25 Pouring water   49 3193 21.82
17
21
26 Build the Fence   26 1503 31.47
23
17
27 Sorting Bank Accounts   29 5336 40.47
10
7
28 Help the Military Recruitment Office!   3 421 12.90
11
1
29 Hash it!   9 1963 21.09
12
4
30 Bytelandian Blingors Network   33 2420 36.09
14
9
31 Fast Multiplication   29 3446 16.39
14
13
32 A Needle in the Haystack   95 5644 36.74
14
13
33 Trip   11 1036 20.35
27
13
34 Run Away   1 235 33.71
17
34
35 Equipment Box   2 848 13.65
13
21
36 Secret Code   5 179 23.85
17
17
37 The Proper Key   1 125 21.43
17
17
38 Labyrinth   46 3451 24.41
19
16
39 Piggy-Bank   83 5209 33.90
14
16
40 Lifting the Stone   4 1255 21.67
15
17
41 Play on Words   26 2265 17.87
20
27
42 Adding Reversed Numbers   54 41490 48.45
6
4
43 Copying Books   21 1557 24.13
18
19
44 Substitution Cipher   1 296 15.37
17
17
45 Commedia dell Arte   195 39.11
1
17
47 Skyscraper Floors   2 244 13.46
17
17
48 Glass Beads   22 2349 36.32
15
17
49 Hares and Foxes   -1 97 10.65
50 Invitation Cards   19 919 41.05
16
16
51 Fake tournament   24 1120 24.09
15
18
54 Julka   79 14366 27.78
19
6

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