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list of classical problems


ID NAME QUALITY USERS ACC % DIFFICULTY C I
21057 Super Lucky Palindromes   3 30 29.91
34
34
21058 Dirty Plates   23 44.44
21061 Yet Another Subset Sum Problem   2 44 45.09
50
50
21068 Popular   3 45 24.53
34
50
21083 Lexicographically Smallest   14 245 33.23
16
17
21085 Palindrome Merge   1 28 27.03
17
17
21092 DRAW TABLE   6 44 54.07
17
1
21096 Word Counting 2   3 169 29.18
34
17
21104 Jarin Loves New Task   6 44 37.28
21
21
21132 Palindromes   1 97 34.99
17
34
21135 Distinct Viewpoints   2 50.00
34
1
21155 Manoj and Fire   20 25.38
21169 Balanced base-3   7 511 52.01
9
7
21170 Constellation of the parallelogram   1 89 26.31
17
17
21171 Fractal domino   15 54.10
21172 Erdos et al   3 138 36.60
26
26
21173 String fertilization   58 45.23
21174 Gallantry   1 396 51.18
14
11
21175 Rush hour   142 41.47
21176 Stapled intervals   51 60.00
21177 Distracted judges   6 320 44.67
13
17
21178 Encryption kit   51 31.46
21187 Increasing Shortest Path   2 30 18.78
26
34
21193 Adjusting Ducks   3 63 30.98
20
27
21284 Can You Make It Empty 3   6 94 31.09
15
20
21326 Akbar , The great   63 2520 15.87
21
18
21332 Pigeonhole Tower   7 1751 35.71
4
6
21347 Tulip And Numbers   15 978 22.31
14
14
21352 Avantgarde and Bicycle   22 37.84
21353 Avantgarde and Doughnut   5 19 45.90
21
34
21354 String Problem   4 27 32.69
26
26
21356 Divisible Number Sum   8 48 18.04
26
20
21357 Crucial Equation   80 6216 38.09
4
9
21360 Suffix Equal Prefix   5 529 29.08
13
13
21394 Ohani And The Series   4 599 42.07
17
17
21395 Ohani And Binary Search Tree   -1 127 36.31
50
17
21396 Taklu Kuddus   4 101 7.83
30
21
21407 2x2 Subgrid Sum Problem (medium)   17 21.05
21409 2x2 Subgrid Sum Problem (generalized)   1 6 42.11
21414 Count The Indexes 2   5 41 18.11
37
24
21418 Interesting Game with Polygons   1 33 27.75
17
34
21456 I Ken Bit Yu   5 115 30.63
9
21
21457 House Fence   5 144 28.05
9
21
21458 Satay Skewer   2 80 26.71
34
17
21460 Tresi and Girls   3 66 22.36
17
21
21461 Field   7 273 37.47
12
10
21462 Final Assignment   2 51 31.63
9
1
21463 Arithmetic Rectangle   36 20.47
21524 Pattern Find   80 4684 38.11
10
13
21525 Red John is Back   5 315 53.58
6
17

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