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list of classical problems


ID NAME QUALITY USERS ACC % DIFFICULTY C I
25584 Factorial Modulo   25 409 24.98
10
15
8728 Hierarchy   17 1700 30.06
10
17
27268 Count Subsets   19 213 44.96
10
22
8551 Colours A, B, C, D   39 2159 21.21
10
21
94 Numeral System of the Maya   4 2581 40.51
10
6
661 Nail Them   13 963 42.90
10
15
7099 Advanced Edit Distance   11 402 31.83
10
20
8598 Traverse through the board   6 647 54.31
10
11
23925 Vitaliy and Pie   12 613 42.07
10
7
25779 Cinema Conundrum   11 121 36.14
10
10
28607 Descending Alternating Sums   9 130 37.53
10
16
26350 TWO SEQUENCES PROBLEM   12 267 31.46
10
15
10232 Distinct Primes   84 5832 45.49
10
9
32579 Ada and Expenses   22 357 50.89
10
12
3885 Coins Game   92 5255 45.73
10
13
3923 Philosophers Stone   308 12673 43.45
10
11
7804 Defense of a Kingdom   39 4951 25.23
10
12
3638 Word Counting   7 2629 21.07
10
6
20063 Large subsequence Problem   20 443 41.95
10
14
23132 Travelling cost   39 1615 32.95
10
8
3381 Highways   77 4364 37.99
10
9
11515 I AM VERY BUSY   151 8387 45.17
9
11
12880 Sheep   39 1831 45.66
9
10
15436 Slick   52 2111 32.92
9
9
23 Pyramids   -20 5639 36.91
9
15
70 Relations   2 250 28.61
9
17
147 Tautology   2 729 38.47
9
9
174 Paint templates   1 59 41.61
9
17
179 Word equations   182 21.79
9
9
187 Flat broken lines   2 97 40.53
9
17
228 Shamans   139 20.66
9
9
327 Platon and Socrates   50 12.75
9
34
395 Anti-prime Sequences   2 341 49.55
9
9
403 Sort fractions   6 706 32.96
9
21
408 Jill Rides Again   2 939 34.11
9
9
695 Unite Fast   1 129 27.29
9
9
699 Huge Knap Sack   1 139 24.94
9
9
996 Continuous Fractions   1 275 37.40
9
9
1325 Partial Sums   2 223 24.73
9
1
1420 Geometry and a Square   1 269 33.99
9
17
1431 Projections Of A Polygon   2 116 10.19
9
1
1553 Backup Files   3 804 19.96
9
42
1681 Cylinder   2 920 38.32
9
26
1697 Ohgas' Fortune   4 706 64.40
9
4
1801 Drink, on Ice   1 519 43.04
9
9
1961 Roman Roads   1 97 30.58
9
17
2422 Jazzy Job   2 62 35.19
9
17
2878 Knights of the Round Table   2 424 19.93
9
17
3110 Palindromic Number   3 94 20.15
9
17
3306 Very Special Boxes   109 31.33
9
26

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