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list of classical problems


ID NAME QUALITY USERS ACC % DIFFICULTY C I
11477 Meeting For Party   5 479 27.97
17
12
10515 K12-Combinations   5 410 27.97
5
17
18302 Identity crisis   2 217 27.97
17
17
2743 Prefix Tiling   1 163 27.96
17
34
10589 King   65 27.94
21457 House Fence   5 143 27.93
9
21
3267 D-query   454 12840 27.93
19
23
3576 Boy Scouts   3 140 27.92
21
30
5732 Paradox   42 1221 27.90
16
19
9577 Dynamic Tree Connectivity   12 572 27.90
29
28
24957 Petya Brother and Repairment of Roads   9 158 27.90
24
24
5154 Cryptography Reloaded (Act II)   31 27.89
12107 All Possible Barns   1 32 27.89
34
34
20775 Roger and tree   22 329 27.89
17
22
1835 The SetStack Computer   1 157 27.89
26
17
5970 Finding Primes   22 1332 27.88
16
15
12304 Smallest Inverse Sum of Divisors   5 87 27.88
17
24
9528 Johns Trip   14 27.87
19291 Structures   4 130 27.86
11
17
28461 Efficient managing   3 46 27.86
17
26
1805 Largest Rectangle in a Histogram   226 8275 27.86
18
23
28599 Counting Magical Permutatitons   7 57 27.85
17
29
112 Horizontally Visible Segments   1 157 27.85
17
34
32088 Chessboard State 1: National Chess Tournament   5 12 27.85
42
21
31341 Just One Swap   11 174 27.83
11
12
8495 Maximum Subset of Array   7 729 27.80
19
17
235 Very Fast Multiplication   24 1276 27.79
26
22
21418 Interesting Game with Polygons   1 33 27.75
17
34
18457 Very Friends   6 242 27.74
11
30
8001 Fibonacci Sum   179 6836 27.74
19
19
4453 Bouncing Balls II   219 27.73
11476 Weird Points   11 177 27.72
22
27
3184 Game of Lines   8 1304 27.71
14
9
677 A place for the brewery   210 27.71
17
1
11604 The return of the Cake   2 909 27.69
1
6
16208 Challenge Accepted   2 20 27.68
17
17
10264 Meteors   42 1365 27.68
26
31
13631 BATMAN2   19 595 27.67
17
23
8075 Sequence   3 57 27.66
39
39
8108 POLYU   32 27.65
40636 Stacks of boxes   2 45 27.62
26
34
6377 Two Array Problem   4 185 27.61
17
26
10233 Magical Bridges   9 162 27.59
29
24
4036 Cuckoo Hashing   3 151 27.58
17
6
11267 Arnook Defensive Line   1 38 27.57
34
34
1684 Frequent values   111 3831 27.57
20
21
4176 A Knightly Pursuit   2 63 27.56
26
17
10095 Caper Pizza   27 27.56
367 Empodia   2 160 27.56
17
26
32468 Frog Party   4 67 27.55
21
21

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