list of classical problems


ID NAME QUALITY USERS ACC % DIFFICULTY C I
1 Life, the Universe, and Everything   182 123205 32.92
3
3
2 Prime Generator   346 40068 15.44
16
14
3 Substring Check (Bug Funny)   -1 801 10.22
42
12
4 Transform the Expression   115 24785 48.60
11
11
5 The Next Palindrome   263 12540 10.09
24
19
6 Simple Arithmetics   5 2053 12.30
31
7
7 The Bulk!   3 340 26.55
30
17
8 Complete the Sequence!   19 2105 33.07
15
17
9 Direct Visibility   203 18.42
34
34
10 Complicated Expressions   6 706 26.22
12
11
11 Factorial   96 34319 45.84
6
12
12 The Game of Master-Mind   230 43.72
13 Hotline   156 27.96
14 I-Keyboard   4 735 37.22
26
23
15 The Shortest Path   68 3577 21.90
19
13
16 Sphere in a tetrahedron   6 2129 58.43
11
12
17 The Bytelandian Cryptographer (Act I)   5 739 33.13
12
23
18 The Bytelandian Cryptographer (Act II)   2 628 36.89
28
1
19 The Bytelandian Cryptographer (Act III)   1 123 41.59
17
17
20 The Bytelandian Cryptographer (Act IV)   1 41 25.57
28
34
22 Triangle From Centroid   7 1420 43.48
8
19
23 Pyramids   -21 3767 36.34
9
14
24 Small factorials   80 28120 30.18
14
8
25 Pouring water   52 3238 21.87
17
22
26 Build the Fence   26 1519 31.62
23
17
27 Sorting Bank Accounts   29 5406 40.48
10
7
28 Help the Military Recruitment Office!   3 425 12.87
11
1
29 Hash it!   9 1983 21.14
12
4
30 Bytelandian Blingors Network   35 2449 36.22
14
9
31 Fast Multiplication   29 3484 16.41
14
13
32 A Needle in the Haystack   97 5729 36.83
14
13
33 Trip   11 1047 20.42
27
13
34 Run Away   1 238 33.82
17
34
35 Equipment Box   2 848 13.67
13
21
36 Secret Code   5 179 23.78
17
17
37 The Proper Key   1 126 21.55
17
17
38 Labyrinth   47 3488 24.44
19
16
39 Piggy-Bank   84 5280 33.94
13
16
40 Lifting the Stone   4 1257 21.66
15
17
41 Play on Words   26 2272 17.89
20
27
42 Adding Reversed Numbers   55 41882 48.50
6
4
43 Copying Books   23 1573 24.03
18
19
44 Substitution Cipher   1 296 15.35
17
17
45 Commedia dell Arte   196 39.21
1
17
47 Skyscraper Floors   2 246 13.41
17
17
48 Glass Beads   22 2361 36.34
15
17
49 Hares and Foxes   -1 97 10.63
50 Invitation Cards   19 932 41.04
16
16
51 Fake tournament   25 1125 24.12
14
17
54 Julka   81 14476 27.76
19
6

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