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list of classical problems


ID NAME QUALITY USERS ACC % DIFFICULTY C I
18662 Product of factorials (again)   3 86 31.50
11
24
18660 Product of factorials (easy)   4 115 27.20
17
17
18667 Product of factorials (hard)   3 46 27.10
28
34
15671 Product of factorials (medium)   1 23 28.65
34
1
35155 Professional Stalker   -1 12 17.86
23842 Professor Farouk Question   17 584 33.76
10
7
34480 Profiling   8 97 28.64
8
8
1455 Program Analyser   29 14.57
34
17
20930 Progression   4 26 8.01
34
34
8327 Progressive progressions   57 60.29
1846 Project File Dependencies   25 2150 41.10
14
15
10377 project groups   132 51.55
34
34
36704 Projectile Motion   2 9 5.73
34
26
1431 Projections Of A Polygon   2 122 10.39
12
6
726 Promotion   24 2103 28.18
12
8
4644 Proving Equivalences   1 199 28.66
17
17
16030 Psycho   13 861 20.72
10
11
17002 Psycho Function   3 75 33.80
17
13
19795 Psycho34 (easy)   7 61 22.81
27
17
9255 Publication   3 42 60.75
23
17
2662 Put a Point in a Hyperspace   21 11.79
17128 Putnik   2 101 48.67
9
17
2132 Puzzle   89 32.68
9137 Pyramid Sums   96 35.60
34
17
9138 Pyramid Sums 2   2 114 33.61
23
34
14928 Pyramidal Constructions   -1 336 48.72
28
23
23 Pyramids   -19 5734 36.67
9
15
318 Pythagorean Legacy   35 19.69
1
34
22784 Pythagorean Triple Counting   4 39 52.76
30
17
14542 Pythagorean triples (medium)   3 141 18.27
17
28
8398 Quadratic Equation   1 605 29.01
34
17
10437 Quadrilaterals   75 25.42
4311 Quasi-template   62 34.52
18188 Queen and Stable Relationships   21 14.74
11899 Queen Game   1 21 22.70
34
17
9725 Queens on a Board   2 54 50.38
34
34
1706 Queens, Knights and Pawns   4 854 32.96
17
9
9694 Quelling Blade   10 31.58
375 Query on a tree   167 5899 17.61
33
27
913 Query on a tree II   118 4786 20.97
23
21
1487 Query on a tree III   1 588 18.63
17
12
2666 Query on a tree IV   4 746 13.54
38
34
2939 Query on a tree V   79 1924 28.77
29
30
16549 Query on a tree VI   11 558 19.80
37
27
16580 Query on a tree VII   2 282 18.27
42
42
5301 Query Problem   7 695 37.33
16
22
30351 Quest Hunter   15 23.81
27339 Queue of Soldiers   16 44.23
11050 R Numbers   17 267 55.65
28
32
10738 Ra-One Numbers   36 1700 33.49
18
22

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