list of classical problems


ID NAME QUALITY USERS ACC % DIFFICULTY C I
11676 Counting diff-pairs   14 183 22.67
24
26
287 Smart Network Administrator   3 446 23.49
23
28
2826 Round-Robin Scheduling   12 642 36.36
23
22
28632 Ghost Town   10 263 40.53
23
9
28740 Try to complete   17 418 26.19
23
24
30760 Ada and Travelling Salesman   18 173 26.72
23
29
31893 Fibonacci and Easy GCD   7 59 26.71
23
32
33019 Catering Contracts   7 86 33.49
23
27
28609 Boat Burglary   15 115 14.36
23
25
4235 Wandering Queen   25 835 15.16
23
19
13868 Roads of NITT   42 593 28.78
23
24
7258 Lexicographical Substring Search   28 2040 21.65
23
19
32059 Ada and Taxes   15 102 37.25
23
22
6898 Substring Problem   21 804 15.25
23
23
11840 Sum of Squares with Segment Tree   53 2015 50.91
23
18
9942 Holiday Accommodation   29 1055 25.92
23
25
104 Highways   2 740 19.93
23
28
134 Phony Primes   1 179 19.18
23
23
291 Cube Root   1 250 16.63
23
15
685 Partition the sequence   3 230 21.07
23
34
2058 Reaux! Sham! Beaux!   4 659 32.87
23
6
2175 Emoticons   3 327 21.95
23
28
2526 Decoding   9 1034 36.32
23
15
2715 Glasnici   2 314 37.77
23
34
3007 Oil Company   3 178 25.08
23
28
3008 Finding the Top RPS Player   1 176 68.54
23
28
3253 Electronic Document Security   3 149 60.78
23
6
3484 Crossbits   3 97 14.78
23
15
3752 JEDNAKOST   12 595 18.40
23
21
4197 Dominoes   4 120 23.01
23
23
4227 "Shortest" pair of paths   3 204 39.33
23
17
4413 Gem   3 96 40.66
23
12
4523 Binomial Coefficients   209 41.72
23
12
4839 Ant   3 190 39.06
23
28
6665 Easy Longest Common Substring   2 144 23.03
23
17
7019 Zig-Zag rabbit   4 587 36.95
23
17
7322 Prime Pattern   1 94 36.31
23
17
7753 Happy Numbers II   3 646 15.90
23
17
8222 Substrings   6 1215 29.19
23
26
8263 Big Pyramid   3 45 59.76
23
23
9138 Pyramid Sums 2   2 106 34.38
23
34
9255 Publication   3 38 61.63
23
17
9547 Counting d-pairs   2 134 30.81
23
28
10405 Shooting the balloons!   11 325 35.95
23
27
10606 Balanced Numbers   9 475 25.10
23
17
11789 Aliens at the subway   2 67 17.03
23
23
12318 My Reaction when there is no internet connection   29 24.62
23
12
12352 HNumbers   2 200 27.38
23
42
13044 Dyslexic Gollum   3 122 29.14
23
28
13048 Escape from the Mines   2 67 24.08
23
23

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