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list of classical problems


ID NAME QUALITY USERS ACC % DIFFICULTY C I
21057 Super Lucky Palindromes   3 27 29.63
34
34
21058 Dirty Plates   23 44.44
21061 Yet Another Subset Sum Problem   2 44 45.09
50
50
21068 Popular   3 45 25.00
34
50
21083 Lexicographically Smallest   13 242 33.00
14
17
21085 Palindrome Merge   1 26 26.67
17
17
21092 DRAW TABLE   6 44 54.07
17
1
21096 Word Counting 2   3 168 29.13
34
17
21104 Jarin Loves New Task   5 43 37.35
17
17
21132 Palindromes   1 88 33.14
17
34
21135 Distinct Viewpoints   2 50.00
34
1
21155 Manoj and Fire   20 25.38
21169 Balanced base-3   7 505 51.51
9
7
21170 Constellation of the parallelogram   1 89 26.31
17
17
21171 Fractal domino   14 50.88
21172 Erdos et al   3 137 36.57
26
26
21173 String fertilization   58 45.23
21174 Gallantry   1 396 51.18
14
11
21175 Rush hour   141 41.77
21176 Stapled intervals   49 60.67
21177 Distracted judges   7 314 45.16
15
15
21178 Encryption kit   49 30.89
21187 Increasing Shortest Path   2 29 18.57
26
34
21193 Adjusting Ducks   3 62 30.86
20
27
21284 Can You Make It Empty 3   6 93 31.36
15
20
21326 Akbar , The great   63 2368 15.74
21
18
21332 Pigeonhole Tower   7 1748 35.69
4
6
21347 Tulip And Numbers   15 959 22.81
14
14
21352 Avantgarde and Bicycle   22 37.84
21353 Avantgarde and Doughnut   5 19 45.90
21
34
21354 String Problem   4 25 35.80
26
26
21356 Divisible Number Sum   7 45 18.55
24
21
21357 Crucial Equation   79 5994 38.14
4
9
21360 Suffix Equal Prefix   5 484 28.34
13
13
21394 Ohani And The Series   4 597 42.02
17
17
21395 Ohani And Binary Search Tree   -1 126 36.27
50
17
21396 Taklu Kuddus   4 101 7.92
30
21
21407 2x2 Subgrid Sum Problem (medium)   17 21.24
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 29.27
17
34
21456 I Ken Bit Yu   5 117 30.99
9
21
21457 House Fence   5 143 27.93
9
21
21458 Satay Skewer   2 80 26.71
34
17
21460 Tresi and Girls   3 66 23.21
17
21
21461 Field   7 267 37.34
12
10
21462 Final Assignment   2 51 31.85
9
1
21463 Arithmetic Rectangle   34 21.27
21524 Pattern Find   78 4391 38.12
10
13
21525 Red John is Back   5 315 53.58
6
17

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