list of classical problems


ID NAME QUALITY USERS ACC % DIFFICULTY C I
4941 Integer Factorization (20 digits)   8 614 55.35
34
30
7002 Buildings   5 81 37.90
21
30
8747 Substrings II   6 164 11.23
34
30
12125 Fibonacci With a Square Root   8 151 33.42
30
30
12943 Counting   5 82 46.93
8
30
18457 Very Friends   6 250 28.02
11
30
25180 Gyanbabas Admission Test   3 81 19.61
24
30
27493 Even Frequency   7 72 29.59
21
30
28079 Maximum Child Sum   6 106 23.43
30
30
34865 Scary Secret Diary   5 23 39.36
21
30
35552 Fibonacci Power Sum   5 39 39.10
17
30
37390 Colored Development   5 33 42.05
21
30
40084 Just Primes II   7 29 38.36
34
30
10707 Count on a tree II   70 3559 19.62
31
30
2005 Minus Operation   8 307 33.47
30
30
10264 Meteors   45 1636 28.08
26
30
15086 Land Acquisition   39 1504 29.48
24
30
10477 GM plants   16 344 29.20
25
30
14923 King Graffs Defense   20 484 25.48
26
30
685 Partition the sequence   3 244 21.17
21
30
735 Minimum Diameter Spanning Tree   1 199 34.41
17
30
1433 The Sum   2 311 17.71
39
30
1785 Code   2 231 26.44
26
30
2715 Glasnici   3 349 37.40
26
30
3576 Boy Scouts   3 145 28.31
21
30
4532 String reduction   2 169 16.71
17
30
5120 Minimal Possible String   4 61 5.32
34
30
5271 A Coin Game   4 554 31.99
21
30
7296 Trees Again   5 168 47.65
21
30
8073 The area of the union of circles   1 469 20.52
38
30
8910 Probablistic OR   2 176 58.46
17
30
10677 Joseph’s Problem   4 204 54.78
17
30
11844 Binary Sequence of Prime Number   6 242 20.69
38
30
12324 Tiles   3 100 21.57
21
30
12981 Fences   3 33 21.46
26
30
14894 Good Celebration   3 27 20.10
26
30
15553 Hamsters   2 61 33.63
30
30
17150 Palin Square   6 116 31.96
21
30
19722 Modular Tetration   4 46 70.53
30
30
20673 Count The Indexes   7 253 29.60
17
30
22275 Collecting Candies   4 70 28.34
21
30
23492 One piece   4 102 32.67
17
30
25396 A Terribly Grimm Problem   3 21 30.10
34
30
26450 Palindromic Primes (Hard)   6 41 25.37
34
30
27378 Legend of Heta   3 69 18.56
30
30
32857 Angry Siam   4 62 34.21
30
30
32900 K-dominant array   3 383 31.59
30
30
32949 Ada and Digits 2   5 78 33.12
30
30
34222 Bucket Selection   5 25 15.76
21
30
34359 Triangle on Binary Tree   6 37 49.57
26
30

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