list of classical problems


ID NAME QUALITY USERS ACC % DIFFICULTY C I
1 Life, the Universe, and Everything   264 162823 33.43
3
3
2 Prime Generator   515 55622 15.65
15
14
3 Substring Check (Bug Funny)   5 962 9.87
41
13
4 Transform the Expression   223 32860 49.35
12
11
5 The Next Palindrome   417 15755 10.26
25
19
6 Simple Arithmetics   11 2367 12.34
31
8
7 The Bulk!   4 372 23.18
28
20
8 Complete the Sequence!   28 2636 34.15
16
18
9 Direct Visibility   1 213 16.43
21
26
10 Complicated Expressions   10 800 25.70
16
16
11 Factorial   153 42862 45.89
5
12
12 The Game of Master-Mind   266 43.88
13 Hotline   168 25.55
14 I-Keyboard   4 776 36.81
28
26
15 The Shortest Path   121 5217 23.38
17
12
16 Sphere in a tetrahedron   11 2385 57.77
12
14
17 The Bytelandian Cryptographer (Act I)   8 805 33.44
17
24
18 The Bytelandian Cryptographer (Act II)   4 648 34.62
25
1
19 The Bytelandian Cryptographer (Act III)   1 123 40.84
17
17
20 The Bytelandian Cryptographer (Act IV)   1 47 24.98
28
34
22 Triangle From Centroid   9 1559 44.07
8
21
23 Pyramids   -24 4181 36.24
9
14
24 Small factorials   138 35079 30.27
15
9
25 Pouring water   85 4009 22.75
18
21
26 Build the Fence   35 1798 32.15
22
17
27 Sorting Bank Accounts   46 6571 40.84
11
7
28 Help the Military Recruitment Office!   5 478 13.36
12
8
29 Hash it!   11 2511 22.31
15
6
30 Bytelandian Blingors Network   51 3092 38.00
14
10
31 Fast Multiplication   43 4880 18.52
14
13
32 A Needle in the Haystack   149 7419 38.14
14
13
33 Trip   17 1277 22.47
25
15
34 Run Away   2 277 32.36
26
34
35 Equipment Box   4 929 13.91
9
17
36 Secret Code   6 196 24.38
17
17
37 The Proper Key   1 131 20.22
17
17
38 Labyrinth   81 4441 25.08
18
16
39 Piggy-Bank   126 6355 34.94
14
16
40 Lifting the Stone   6 1335 22.06
14
17
41 Play on Words   38 2572 18.45
21
24
42 Adding Reversed Numbers   84 52705 49.15
6
4
43 Copying Books   32 1851 23.67
19
20
44 Substitution Cipher   2 303 15.20
17
17
45 Commedia dell Arte   203 37.98
1
17
47 Skyscraper Floors   4 261 13.34
26
17
48 Glass Beads   24 2562 37.20
15
17
49 Hares and Foxes   -1 101 10.27
50 Invitation Cards   27 1142 42.38
16
18
51 Fake tournament   39 1321 25.33
17
19
54 Julka   149 17389 27.16
19
6

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