list of classical problems


ID NAME QUALITY USERS ACC % DIFFICULTY C I
28458 Drawing triangles   25 9.98
7807 The Lucky Prisoner   27 9.93
15864 SUMMING   2 8 9.90
17
26
11576 A Famous King’s Trip   21 9.79
3070 How many subsequences   1 94 9.74
34
34
16128 THE INDIAN OCEAN   3 52 9.72
27
27
12009 Fibonacci recursive sequences (hard)   2 23 9.67
34
34
1441 The Clever Typist   1 34 9.63
17
34
12579 Search Insert Delete   4 88 9.62
30
11
11873 Round Trip   8 9.57
2142 Arranging Flowers   23 9.57
7335 Spheres   3 129 9.55
17
39
6622 Islands and Hotel Chains   2 61 9.54
45
34
4593 Arithmetic sequence   1 64 9.47
34
17
23351 Hiccup And Lucky Dragons   15 9.45
26
17
1004 Polygon Encoder   55 9.34
17
1
41834 Anagrams and GCD   10 9.17
8542 Modern Pocket Calculator   35 9.15
28
6
15827 Vending Machine   2 34 9.11
6
17
3360 Digital Image Recognition   27 9.07
3884 When (You Believe)   23 8.98
1478 The Easiest Problem   68 8.92
41790 Spy Reloaded   3 8.89
5182 Double Sorting   12 8.88
32259 Walk home together   1 35 8.84
17
17
20930 Progression   4 26 8.84
34
34
31591 All in One   8 105 8.80
31
26
37389 Weird Construction   2 17 8.77
1
6
1444 DEL Command II   32 8.74
7187 Dinosaur Menace   2 180 8.73
17
34
34117 Just a Palindrome   1 27 8.67
34
34
42049 Maximum Sum of the Array   2 72 8.67
1
3
16809 Estimation   2 134 8.55
30
17
11771 Mountain Cave   1 16 8.51
34
17
2147 Root of a Linear Equation   59 8.47
34
17
34742 Help Robin!!   13 8.47
28
28
4142 Ellipse   17 8.46
6926 Tree game   1 47 8.46
34
34
9638 Circuits   23 8.41
50
34
6957 Partial Palindrome   3 8.33
26561 Pair Divisible 2   2 15 8.33
42
42
12908 Binary Matrix   1 14 8.29
39
34
2944 Emmons   7 8.28
5373 Four Mines   14 8.10
28456 Finding the way   16 8.06
28463 Insect invasion   1 16 7.99
34
34
10354 Count Strings   3 17 7.98
39
39
34481 Galactic Division   2 8 7.86
21396 Taklu Kuddus   4 101 7.85
30
21
35810 Prismata   1 5 7.69
34
17

Most popular tags