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list of classical problems


ID NAME QUALITY USERS ACC % DIFFICULTY C I
58 Crime at Piccadily Circus   3 635 13.90
31
21
7864 Four Chips (Hard)   6 131 30.26
31
17
11695 A Summatory (HARD)   6 94 30.25
31
29
286 Selfish Cities   1 694 38.99
31
31
416 Divisibility by 15   5 1017 15.45
31
26
1482 A short vacation in Disneyland   5 224 14.62
31
24
4180 Pizza Location   2 571 18.49
31
17
10570 Longest Common Substring   4 757 28.56
31
31
19320 Draw Skyline Graph   2 102 19.57
31
26
21643 Unhappy Numbers   6 45 36.75
31
31
30756 Ada and Numbering   9 117 17.37
31
34
31591 All in One   7 104 8.69
31
24
32577 Ada and Terramorphing   10 232 11.98
31
23
10707 Count on a tree II   62 2829 19.05
31
31
8406 Temple Queues   14 288 19.63
31
33
6 Simple Arithmetics   11 3002 12.35
30
9
7 The Bulk!   6 496 16.09
30
24
67 Cutting out   2 285 42.20
30
27
413 Word Puzzles   4 364 18.07
30
14
1875 Cool Numbers   6 164 30.42
30
34
2051 Cell Phone   3 159 31.30
30
37
3882 Cijevi   5 257 37.59
30
14
3983 Right Triangle Counting   3 188 18.12
30
21
11414 Combat on a tree   2 212 30.62
30
34
12125 Fibonacci With a Square Root   8 148 33.31
30
30
12579 Search Insert Delete   4 87 9.61
30
11
16809 Estimation   2 128 8.40
30
17
19686 Mining Camps   3 79 10.91
30
21
20170 Coloring Segments   4 86 20.27
30
34
22784 Pythagorean Triple Counting   4 29 55.96
30
17
23742 Dolan and Nephews   5 48 42.42
30
27
14893 Good Inflation   16 188 28.20
30
34
2005 Minus Operation   8 304 33.25
30
30
2728 Breaking in   7 277 26.53
30
19
30785 Ada and Apple   12 174 23.52
30
25
1557 Can you answer these queries II   23 1517 24.02
30
36
9 Direct Visibility   4 248 11.95
30
21
387 Travelling tours   1 304 53.89
30
34
7107 G Key   4 81 45.79
30
1
7422 Escape from Jail Again   7 427 41.83
30
32
10596 Monkey and apples   6 162 17.43
30
17
11244 GP - Complete the Series v1 ()   2 286 21.39
30
17
14905 Zig when you zag   4 31 33.33
30
38
15553 Hamsters   2 56 32.87
30
30
19795 Psycho34 (easy)   6 54 22.20
30
13
19996 Moon Safari (medium)   4 74 38.00
30
34
20972 Alia and Cryptography   3 101 43.86
30
26
21396 Taklu Kuddus   4 101 7.92
30
21
28079 Maximum Child Sum   5 97 22.78
30
30
30973 Ada and Tomato   4 54 17.74
30
34

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