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list of classical problems


ID NAME QUALITY USERS ACC % DIFFICULTY C I
9125 Suiting Weavers   84 29.38
23530 Suffixes   1 19 25.64
17
17
8735 Suffix Of Cube   1 94 42.08
21360 Suffix Equal Prefix   5 515 28.85
13
13
13980 Sudoku goblin   2 73 41.09
42
34
1110 Sudoku   4 463 38.67
34
1
1833 Sudoku   1 49 32.22
34
34
18167 SubXor   75 1732 30.44
25
29
4003 Subway planning   40 18.08
8747 Substrings II   6 145 10.58
34
30
8222 Substrings   6 1243 29.38
23
26
6898 Substring Problem   22 825 15.15
23
23
3 Substring Check (Bug Funny)   8 1068 7.43
42
16
44 Substitution Cipher   2 325 13.57
17
17
36199 Subset with all Digits   18 226 33.39
16
19
3749 Subset Sums   74 4060 26.35
17
20
8545 Subset sum   45 1928 39.98
12
16
12357 Subset and upset (HARD)   4 127 42.07
21
21
25015 Subsequences with modulo   5 59 20.90
34
34
14929 Subsequence   2 173 12.74
10
15
14956 Submerging Islands   104 4506 39.71
13
13
37175 Submatrix Sum of a Sparse Matrix   -1 6 21.88
912 Submatrix of submatrix   1 166 26.16
34
17
10265 Subdivision of the kingdom   34 33.33
3005 Subdividing a Land   24 36.90
10582 subarrays   215 9322 34.31
11
13
26346 STUNNING GCD   10 641 37.12
1
8
10451 Stun Boosting   17 27.38
27196 Study Room   6 435 52.16
6
8
14871 STUDENTS   10 432 47.76
8
14
19291 Structures   4 130 27.86
11
17
3112 Strings   1 264 30.68
17
34
12713 Strings   31 24.04
1
1
27101 String Theory   2 20 29.63
9
17
10725 String Subsequence   3 72 17.29
26
26
3379 String Shuffle   7 394 65.92
17
14
4532 String reduction   2 166 16.56
17
30
13918 String Queries   31 28.57
3982 String problem   7 604 48.95
9
23
21354 String Problem   4 27 32.69
26
26
22535 String Play   5 46 43.44
21
21
665 String it out   22 1216 38.76
12
15
21173 String fertilization   58 45.23
10376 String Factorization!   1 43 10.98
26
42
2325 String Distance   210 21.18
8769 String distance   1 16 54.05
1
17
9385 Strictly not a Prime   9 363 28.62
17
12
31234 Stressful Activities   2 66 49.03
12
1
10346 Streets of distortion   3 108 37.50
6
12
8132 Street Trees   33 3074 46.95
6
11

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