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list of classical problems


ID NAME QUALITY USERS ACC % DIFFICULTY C I
1 Life, the Universe, and Everything   215 133417 33.07
3
3
2 Prime Generator   400 43934 15.46
16
14
3 Substring Check (Bug Funny)   1 845 10.13
42
12
4 Transform the Expression   149 27021 48.86
12
11
5 The Next Palindrome   308 13462 10.13
24
19
6 Simple Arithmetics   10 2146 12.25
33
8
7 The Bulk!   3 353 25.84
30
17
8 Complete the Sequence!   22 2251 33.52
15
16
9 Direct Visibility   205 17.72
34
34
10 Complicated Expressions   8 728 25.91
15
13
11 Factorial   113 36559 45.94
5
12
12 The Game of Master-Mind   236 45.80
13 Hotline   158 27.26
14 I-Keyboard   4 750 37.21
26
23
15 The Shortest Path   79 4014 22.38
19
14
16 Sphere in a tetrahedron   8 2223 58.12
10
15
17 The Bytelandian Cryptographer (Act I)   6 758 33.06
12
23
18 The Bytelandian Cryptographer (Act II)   2 633 36.45
28
1
19 The Bytelandian Cryptographer (Act III)   1 123 41.59
17
17
20 The Bytelandian Cryptographer (Act IV)   1 41 25.24
28
34
22 Triangle From Centroid   7 1467 43.82
8
19
23 Pyramids   -22 3890 35.81
11
14
24 Small factorials   93 29980 30.40
14
9
25 Pouring water   60 3448 22.18
17
21
26 Build the Fence   30 1591 31.77
22
17
27 Sorting Bank Accounts   34 5719 40.56
10
7
28 Help the Military Recruitment Office!   4 447 13.14
15
6
29 Hash it!   10 2148 21.28
13
5
30 Bytelandian Blingors Network   38 2650 36.79
13
8
31 Fast Multiplication   36 3933 17.22
14
13
32 A Needle in the Haystack   110 6197 37.07
14
13
33 Trip   12 1134 20.82
26
14
34 Run Away   1 252 34.17
17
34
35 Equipment Box   2 869 13.69
13
21
36 Secret Code   5 185 24.14
17
17
37 The Proper Key   1 127 21.63
17
17
38 Labyrinth   52 3721 24.60
19
16
39 Piggy-Bank   95 5629 34.18
13
16
40 Lifting the Stone   4 1283 21.79
15
17
41 Play on Words   27 2348 17.98
21
26
42 Adding Reversed Numbers   62 44791 48.58
6
5
43 Copying Books   26 1649 24.07
18
19
44 Substitution Cipher   1 297 15.26
17
17
45 Commedia dell Arte   198 38.77
1
17
47 Skyscraper Floors   2 251 13.37
17
17
48 Glass Beads   22 2434 36.78
15
17
49 Hares and Foxes   -1 97 10.36
50 Invitation Cards   22 1013 41.46
17
18
51 Fake tournament   32 1206 24.65
15
18
54 Julka   103 15366 27.57
19
6

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