list of classical problems


ID NAME QUALITY USERS ACC % DIFFICULTY C I
11933 DIAGONAL   6 949 24.36
12
12
14858 digit count   39 23.51
35284 Digit Root   12 102 35.85
14
19
7264 Digital LED Number   7 533 28.87
14
4
15849 Find the Treasure   10 594 23.50
13
10
41374 Digit Shifts   12 7.49
34
17
6035 Dinner   4 155 27.03
9
34
37272 Dinostratus Matrices   1 6 67.35
6773 Dinostratus Numbers   1 92 17.79
17
17
7187 Dinosaur Menace   2 180 8.73
17
34
9 Direct Visibility   4 255 11.82
30
21
13866 Discrete Roots   3 297 52.49
20
20
34409 Disconnected country   1 44 21.66
34
34
3579 Disjoint Paths   4 312 20.65
24
27
9938 Disney Fastpass   1 33 24.12
17
17
3485 Disputes   81 62.91
3978 Distance Query   70 1740 32.51
24
21
8282 Distance   50 25.08
9506 Jimmy´s Travel Plan   17 39.69
2320 Manhattan   9 695 32.27
20
34
10346 Streets of distortion   3 108 37.50
6
12
9985 Distance   2 61 24.14
42
34
694 Distinct Substrings   91 5594 26.48
21
24
526 Divisors   38 1694 43.59
14
13
416 Divisibility by 15   5 1018 15.45
31
26
530 Divisors 2   10 909 52.43
12
16
26073 Counting Divisors   3 121 24.86
39
34
20173 Counting Divisors (square)   6 434 21.70
26
36
20174 Counting Divisors (cube)   6 359 34.78
17
41
34096 Counting Divisors (general)   4 324 35.08
40
43
6576 Divide and Conquer   2 56 15.82
17
26
20196 The Magical Bag   3 198 38.36
34
34
22403 Divisors of factorial   71 1928 29.73
14
14
22412 Divisors of factorial (hard)   9 162 47.37
22
22
22549 Divisors of factorial (extreme)   5 76 26.45
34
34
25867 Divisible Fibonacci Numbers   5 205 25.56
12
12
27433 Divisible Fibonacci Numbers   1 27 29.15
17
34
10265 Subdivision of the kingdom   34 33.33
7623 Divisors VI   2 27 14.35
34
34
20172 Divisiblity by 3   11 583 30.55
14
10
3196 Divisibility Relation   4 285 21.01
17
37
26527 DIVSEQ   17 232 46.11
13
17
34501 Divisible Strings   5 213 28.42
15
17
1754 Divisor Summation (Hard)   31 1170 15.52
22
21
10930 Dixon Dominoes   1 17 24.44
1
1
14334 Evil Overlord Cypher   1 62 26.01
9
17
866 DNA Translation   117 21.51
1776 DNA Laboratory   3 110 11.20
34
23
35277 DNA of Elf   2 13 26.09
17
34
3388 Double Near Palindromes   1 448 34.01
17
17

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