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list of classical problems


ID NAME QUALITY USERS ACC % DIFFICULTY C I
839 Optimal Marks   8 858 24.67
25
34
1162 Tic-Tac-Toe ( II )   8 2399 30.38
17
10
1459 The Secret of an Aerolite   8 264 43.60
24
26
1677 Halloween treats   8 991 39.56
16
21
2005 Minus Operation   8 306 33.42
30
30
2414 Calculate The Cost   8 340 22.28
28
17
2728 Breaking in   8 298 26.80
30
19
3184 Game of Lines   8 1312 27.73
14
9
3724 Rainbow Ride   8 492 35.97
19
19
3791 Street   8 667 51.37
10
13
3953 Paid Roads   8 259 27.27
19
26
3975 Most Servings Meal   8 354 26.38
28
28
3977 Police Query   8 300 17.36
27
30
3979 Whirligig number   8 1030 38.01
10
15
4454 Brackets II   8 416 36.19
26
24
4941 Integer Factorization (20 digits)   8 605 55.33
34
30
4948 Integer Factorization (29 digits)   8 122 15.08
40
34
4993 Traveling Salesman   8 1043 37.22
14
2
5151 Alice’s Cube   8 514 29.22
24
21
5468 Going to school   8 327 36.25
15
34
6236 Matches   8 454 22.05
26
7
7683 Powered and Squared   8 715 27.17
19
16
7734 Twist and whirl - want to cheat   8 242 45.34
24
17
7826 Tree Isomorphism   8 589 23.27
19
28
8139 Chairs   8 556 37.69
12
20
8351 KOSARK   8 849 42.82
12
5
8456 PRIMITIVEROOTS   8 367 46.12
8
20
9103 Special Numbers   8 758 30.05
14
16
9119 Indiana Jones and the lost Soccer Cup   8 377 29.07
11
13
9576 Dynamic Graph Connectivity   8 324 38.31
41
38
9952 111…1 Squared   8 1790 46.41
5
10
10622 DIFERENCIJA   8 571 45.39
21
23
11066 AP - Complete The Series v2   8 1118 14.24
19
11
11848 Power with Combinatorics   8 436 20.37
27
39
12125 Fibonacci With a Square Root   8 150 33.38
30
30
12295 Smallest Inverse Euler Totient Function   8 224 22.76
21
17
12326 Dating Rishi   8 637 36.27
17
26
12367 Designing T-Shirts   8 265 32.41
17
23
12563 Halt The War   8 400 29.62
19
19
13367 EVEN COUNT   8 350 23.08
28
19
13399 Rachu   8 1049 33.70
8
10
13419 Modular Fibonacci Period   8 90 24.71
34
34
13686 finding maximum possible number   8 367 22.10
15
27
13768 An Experiment by Penny   8 606 59.67
6
15
14156 Movie Theatre Madness   8 446 53.30
15
17
15256 Partition function (EASY)   8 99 39.36
22
27
17804 Gopu And Palindromes   8 616 58.85
3
4
17955 Lalith Dosa   8 404 26.07
12
23
18336 Search Bit Sum   8 166 37.27
28
23
18829 Special Set   8 117 27.01
11
26

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