list of classical problems


ID NAME QUALITY USERS ACC % DIFFICULTY C I
1 Life, the Universe, and Everything   35 68348 33.90
2
2
2 Prime Generator   22 20823 16.32
17
12
3 Substring Check (Bug Funny)   481 9.33
4 Transform the Expression   5 15020 49.69
2
7
5 The Next Palindrome   21 7235 10.18
23
21
6 Simple Arithmetics   1550 12.69
17
1
7 The Bulk!   276 26.21
8 Complete the Sequence!   1470 32.87
17
17
9 Direct Visibility   177 19.14
10 Complicated Expressions   576 26.82
11 Factorial   7 22231 45.64
8
10
12 The Game of Master-Mind   176 45.71
13 Hotline   141 29.77
14 I-Keyboard   632 37.30
15 The Shortest Path   3 1801 20.70
28
23
16 Sphere in a tetrahedron   1519 57.34
17 The Bytelandian Cryptographer (Act I)   570 31.58
18 The Bytelandian Cryptographer (Act II)   544 36.72
19 The Bytelandian Cryptographer (Act III)   110 43.93
20 The Bytelandian Cryptographer (Act IV)   1 31 7.48
34
50
22 Triangle From Centroid   1060 40.99
23 Pyramids   -3 2742 36.39
6
1
24 Small factorials   7 18240 30.40
16
6
25 Pouring water   2 1931 19.11
17
1
26 Build the Fence   1 889 29.32
17
17
27 Sorting Bank Accounts   2 3264 40.01
1
1
28 Help the Military Recruitment Office!   322 12.45
29 Hash it!   1391 21.39
30 Bytelandian Blingors Network   1 1533 32.88
13
5
31 Fast Multiplication   1256 12.34
1
1
32 A Needle in the Haystack   2 2941 35.08
13
13
33 Trip   721 19.28
34 Run Away   198 31.71
35 Equipment Box   699 13.80
36 Secret Code   1 160 27.04
1
17
37 The Proper Key   120 22.08
38 Labyrinth   2 2080 23.33
17
17
39 Piggy-Bank   2 3223 32.44
17
23
40 Lifting the Stone   2 986 20.57
9
9
41 Play on Words   1 1721 17.58
34
17
42 Adding Reversed Numbers   3 26470 48.06
8
5
43 Copying Books   1000 24.88
44 Substitution Cipher   1 270 14.96
17
17
45 Commedia dell Arte   160 40.65
47 Skyscraper Floors   228 14.00
48 Glass Beads   1 1794 35.66
26
17
49 Hares and Foxes   90 12.88
50 Invitation Cards   1 594 37.29
51 Fake tournament   1 705 21.60
17
34
54 Julka   3 9648 28.37
17
1

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