list of classical problems


ID NAME QUALITY USERS ACC % DIFFICULTY C I
1 Life, the Universe, and Everything   37 69502 33.91
2
1
2 Prime Generator   30 21301 16.33
16
12
3 Substring Check (Bug Funny)   487 9.34
4 Transform the Expression   7 15202 49.67
4
6
5 The Next Palindrome   26 7360 10.16
24
22
6 Simple Arithmetics   1559 12.67
23
9
7 The Bulk!   278 26.41
8 Complete the Sequence!   1 1482 32.83
17
17
9 Direct Visibility   179 19.01
10 Complicated Expressions   580 26.92
11 Factorial   10 22516 45.63
8
9
12 The Game of Master-Mind   178 45.80
13 Hotline   142 29.90
14 I-Keyboard   633 37.33
15 The Shortest Path   3 1825 20.82
26
17
16 Sphere in a tetrahedron   1 1529 57.43
17
34
17 The Bytelandian Cryptographer (Act I)   573 31.53
18 The Bytelandian Cryptographer (Act II)   548 36.91
19 The Bytelandian Cryptographer (Act III)   111 44.13
20 The Bytelandian Cryptographer (Act IV)   1 31 7.39
34
50
22 Triangle From Centroid   1 1067 41.05
1
17
23 Pyramids   -3 2763 36.43
9
9
24 Small factorials   9 18464 30.43
15
8
25 Pouring water   3 1946 19.31
17
1
26 Build the Fence   2 894 29.37
17
17
27 Sorting Bank Accounts   2 3306 40.13
1
1
28 Help the Military Recruitment Office!   324 12.46
29 Hash it!   1403 21.40
30 Bytelandian Blingors Network   3 1546 33.01
17
9
31 Fast Multiplication   1 1311 12.48
1
1
32 A Needle in the Haystack   3 2970 35.13
9
12
33 Trip   726 19.25
34 Run Away   199 31.77
35 Equipment Box   701 13.82
36 Secret Code   1 160 26.71
1
17
37 The Proper Key   120 22.08
38 Labyrinth   2 2094 23.37
17
17
39 Piggy-Bank   5 3255 32.44
13
15
40 Lifting the Stone   2 992 20.60
9
9
41 Play on Words   2 1758 17.64
26
17
42 Adding Reversed Numbers   4 26766 48.06
7
5
43 Copying Books   1007 24.93
44 Substitution Cipher   1 270 14.96
17
17
45 Commedia dell Arte   160 40.65
47 Skyscraper Floors   230 14.05
48 Glass Beads   3 1803 35.67
14
17
49 Hares and Foxes   90 12.87
50 Invitation Cards   1 599 37.38
51 Fake tournament   1 725 21.52
17
34
54 Julka   4 9739 28.37
21
6

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