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list of classical problems


ID NAME QUALITY USERS ACC % DIFFICULTY C I
34096 Counting Divisors (general)   4 307 34.74
40
43
4948 Integer Factorization (29 digits)   8 100 15.84
40
34
5542 Counting pairs   4 129 26.33
39
36
6779 Can you answer these queries VII   16 1156 19.26
39
28
8820 Okret   3 40 19.42
39
34
9687 Xavier is Learning to Count   1 28 17.84
39
39
10354 Count Strings   3 17 7.88
39
39
10820 Obsession   4 32 23.98
39
39
11707 Wrong directions   2 43 31.11
39
34
13829 Tjandra 19th birthday present (HARD)   2 36 38.02
39
23
15165 primes triangle (II)   2 18 31.62
39
17
15336 Hello Intercal!   2 169 59.31
39
17
17125 Thor vs Frost Giants   1 187 28.90
39
28
19975 Amazing Prime Sequence (hard)   5 80 41.73
39
45
26073 Counting Divisors   3 113 24.78
39
34
34499 So Many Squares   4 22 33.08
39
39
36936 K-Divisors   3 9 18.48
39
39
38389 Phasmophobia   5 26 29.82
39
39
2666 Query on a tree IV   5 673 13.70
38
34
3109 Longest Common Prefix   4 336 23.66
38
34
8073 The area of the union of circles   1 438 20.38
38
30
19301 Operators (new ver)   3 40 6.54
38
17
21640 Nested Palindromes   2 25 20.81
38
38
25458 Boxes   4 96 38.08
38
38
34118 Prime Pesticide   5 21 19.21
38
34
19543 Can you answer these queries VIII   8 187 27.41
37
35
11469 Balanced Cow Subsets   5 332 22.59
37
34
13529 Special Graph   4 79 12.21
37
30
21414 Count The Indexes 2   5 41 18.11
37
24
22303 Mau-Mau   5 75 16.67
36
17
34356 Ludic Numbers (medium)   5 59 30.46
36
39
16549 Query on a tree VI   10 480 19.05
36
26
6488 Printing some primes (Hard)   11 151 15.14
35
29
13 Hotline   2 194 16.43
34
23
85 Dice Contest   43 20.89
34
34
88 Which is Next   1 127 20.86
34
34
99 Bus   181 21.87
34
17
140 The Loner   156 22.84
34
17
145 Aliens   2 419 29.78
34
42
149 Fencing in the Sheep   3 95 12.45
34
17
202 Rockets   -1 56 12.18
34
34
208 Store-keeper   2 115 13.64
34
26
215 Panic in the Plazas   82 20.39
34
34
226 Jewelry and Fashion   1 20 22.08
34
50
262 Connections   1 111 28.84
34
34
278 Bicycle   55 12.98
34
1
309 The Room Pattern   1 44 15.94
34
17
369 Math I   86 25.23
34
34
385 Game schedule required   148 28.71
34
1
389 Use of Hospital Facilities   1 50 11.75
34
26

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