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list of classical problems


ID NAME QUALITY USERS ACC % DIFFICULTY C I
1 Life, the Universe, and Everything   69 78548 33.52
3
2
2 Prime Generator   91 24189 15.94
17
14
3 Substring Check (Bug Funny)   1 556 10.10
38
5
4 Transform the Expression   25 16700 49.25
7
10
5 The Next Palindrome   66 8256 10.01
23
21
6 Simple Arithmetics   1634 12.55
28
6
7 The Bulk!   288 26.63
8 Complete the Sequence!   4 1594 32.37
8
17
9 Direct Visibility   180 18.48
10 Complicated Expressions   598 26.72
11 Factorial   26 24739 45.57
6
8
12 The Game of Master-Mind   186 44.88
13 Hotline   143 30.12
14 I-Keyboard   1 645 37.32
15 The Shortest Path   8 2033 20.93
17
14
16 Sphere in a tetrahedron   1 1655 57.95
12
12
17 The Bytelandian Cryptographer (Act I)   1 611 31.92
1
1
18 The Bytelandian Cryptographer (Act II)   567 37.03
34
1
19 The Bytelandian Cryptographer (Act III)   116 44.64
20 The Bytelandian Cryptographer (Act IV)   1 31 7.06
34
50
22 Triangle From Centroid   2 1177 42.31
1
12
23 Pyramids   -7 3002 36.84
6
12
24 Small factorials   20 20262 30.37
16
9
25 Pouring water   11 2142 19.59
19
15
26 Build the Fence   6 965 29.62
21
13
27 Sorting Bank Accounts   7 3614 40.41
5
2
28 Help the Military Recruitment Office!   2 338 12.58
17
1
29 Hash it!   1 1487 21.65
1
1
30 Bytelandian Blingors Network   10 1668 33.52
16
8
31 Fast Multiplication   7 1668 13.30
8
8
32 A Needle in the Haystack   30 3421 35.52
14
11
33 Trip   4 765 19.24
17
23
34 Run Away   205 32.55
35 Equipment Box   2 750 14.01
9
34
36 Secret Code   2 164 24.94
17
26
37 The Proper Key   122 22.19
38 Labyrinth   7 2263 23.53
17
20
39 Piggy-Bank   21 3608 32.76
12
13
40 Lifting the Stone   3 1064 20.94
12
12
41 Play on Words   7 1854 17.57
15
24
42 Adding Reversed Numbers   13 29306 48.10
7
5
43 Copying Books   1043 24.93
44 Substitution Cipher   2 280 15.19
17
17
45 Commedia dell Arte   162 40.56
1
17
47 Skyscraper Floors   1 234 13.99
48 Glass Beads   5 1937 35.72
13
15
49 Hares and Foxes   93 12.48
50 Invitation Cards   3 632 38.10
9
9
51 Fake tournament   7 779 21.97
10
17
54 Julka   20 10711 28.38
19
4

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