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list of classical problems (unsolved)


ID NAME QUALITY USERS ACC % DIFFICULTY C I
10069 Kompići   19 842 68.46
11
20
10328 TRIVIADOR   4 174 31.47
14
20
13626 Charu and Coin Distribution   7 422 41.31
10
20
13866 Discrete Roots   3 300 52.69
20
20
22366 Badminton Tournament - Easy   7 214 35.80
26
20
24772 Manipulate Dwarfs   5 143 30.95
20
20
24979 She was in Love with BST   3 225 43.69
17
20
25283 ChickenLove   5 192 18.69
15
20
27942 Product it again   6 149 33.08
24
20
31279 Eat Pray Love   6 135 61.99
6
20
31412 ShaatChara   4 75 51.40
15
20
37169 Boba Inversion   10 108 33.41
15
20
7676 Sum of Digits   106 5038 38.80
17
20
18297 Problem4   24 541 32.38
18
20
5832 AND Rounds   51 1702 24.89
17
20
26771 Almost Prime Numbers Again   17 332 19.57
24
20
28163 OR   11 130 22.10
20
20
3883 LATGACH3   55 3205 56.47
10
20
1754 Divisor Summation (Hard)   32 1351 15.69
22
20
3407 Candy   31 1371 42.66
12
20
137 Partition   17 789 36.73
17
20
4350 Giá trị lớn nhất 3   15 419 23.50
28
20
8456 PRIMITIVEROOTS   8 375 46.34
8
20
18095 Faridi and Yadav   3 1004 56.56
1
20
21284 Can You Make It Empty 3   6 95 31.16
15
20
21356 Divisible Number Sum   8 51 17.82
26
20
23881 God of Nim   5 206 47.86
1
20
25773 Bit Difference   19 422 34.96
16
20
26368 Power and Mod   4 272 19.65
20
20
27248 Funny Modular Sequence   7 84 35.36
15
20
35669 Consecutive Letters   8 591 26.87
17
20
64 Permutations   98 4413 52.19
12
20
110 Fill the Cisterns   29 1425 31.42
21
20
19274 Operators   17 605 20.36
14
20
51 Fake tournament   43 1819 26.96
18
19
10228 Magic Grid   44 1802 26.43
14
19
4557 Musical Chairs   23 2497 46.81
9
19
8001 Fibonacci Sum   182 6995 27.96
19
19
402 Hike on a Graph   8 781 40.27
15
19
744 Longest Permutation   3 619 19.85
15
19
1790 Binary Search Heap Construction   6 331 23.45
17
19
4303 Dice   13 929 15.72
11
19
8129 Sky Lift   2 142 25.60
24
19
25067 Fibonacci Polynomial   8 239 41.51
11
19
25783 Highly Spiritual Baba   10 127 31.99
19
19
27375 Garden of Mangu   6 87 46.18
19
19
29434 Counting WOW-Substrings2   8 107 45.20
13
19
34373 Clickbait   8 25 33.93
32
19
36861 Yet Another Perfect Square Equation   9 61 31.97
11
19
7386 Activities   62 1447 25.57
16
19

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