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list of classical problems


ID NAME QUALITY USERS ACC % DIFFICULTY C I
21057 Super Lucky Palindromes   3 33 27.59
34
34
21058 Dirty Plates   27 32.65
21061 Yet Another Subset Sum Problem   2 48 34.44
50
50
21068 Popular   3 48 25.00
34
50
21083 Lexicographically Smallest   14 249 33.14
16
17
21085 Palindrome Merge   1 35 28.24
17
17
21092 DRAW TABLE   6 47 53.79
17
1
21096 Word Counting 2   3 175 29.70
34
17
21104 Jarin Loves New Task   6 48 37.85
21
21
21132 Palindromes   1 104 36.03
17
34
21135 Distinct Viewpoints   2 23.08
34
1
21155 Manoj and Fire   25 21.16
21169 Balanced base-3   7 517 52.41
9
7
21170 Constellation of the parallelogram   1 91 26.52
17
17
21171 Fractal domino   18 55.07
21172 Erdos et al   3 141 36.84
26
26
21173 String fertilization   60 41.77
21174 Gallantry   1 397 51.22
14
11
21175 Rush hour   144 41.70
21176 Stapled intervals   51 58.86
21177 Distracted judges   6 324 44.91
13
17
21178 Encryption kit   56 29.58
21187 Increasing Shortest Path   2 34 20.25
26
34
21193 Adjusting Ducks   3 67 31.82
20
27
21284 Can You Make It Empty 3   6 95 31.16
15
20
21326 Akbar , The great   64 2704 16.02
21
17
21332 Pigeonhole Tower   7 1755 35.68
4
6
21347 Tulip And Numbers   15 1028 21.50
14
14
21352 Avantgarde and Bicycle   29 42.50
21353 Avantgarde and Doughnut   5 23 44.87
23
31
21354 String Problem   4 28 34.23
26
26
21356 Divisible Number Sum   8 51 17.82
26
20
21357 Crucial Equation   80 6377 38.04
4
9
21360 Suffix Equal Prefix   5 545 29.38
13
13
21394 Ohani And The Series   4 605 42.18
17
17
21395 Ohani And Binary Search Tree   -1 130 36.05
50
17
21396 Taklu Kuddus   3 107 8.26
30
24
21407 2x2 Subgrid Sum Problem (medium)   1 21 20.92
21409 2x2 Subgrid Sum Problem (generalized)   1 6 17.02
21414 Count The Indexes 2   5 45 19.13
37
24
21418 Interesting Game with Polygons   1 36 28.02
17
34
21456 I Ken Bit Yu   5 117 30.96
9
21
21457 House Fence   5 157 28.23
9
21
21458 Satay Skewer   2 83 27.79
34
17
21460 Tresi and Girls   3 68 22.78
17
21
21461 Field   7 280 37.97
12
10
21462 Final Assignment   2 58 25.00
9
1
21463 Arithmetic Rectangle   36 20.52
21524 Pattern Find   81 5017 38.74
10
13
21525 Red John is Back   5 317 53.56
6
17

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