list of classical problems

ID NAME CODE USERS ACC %
15671    Product of factorials (medium) FACTMULM 19 30.17
35155    Professional Stalker BHAGO 9 21.82
23842    Professor Farouk Question PROFF 576 33.52
34480    Profiling PROFILING 93 28.01
1455    Program Analyser ANALYSER 24 14.41
20930    Progression EC_SER 26 8.84
8327    Progressive progressions PROGPROG 54 66.39
1846    Project File Dependencies PFDEP 2141 41.06
10377    project groups MECGROUP 129 50.87
36704    Projectile Motion PROJECTILE 8 5.51
1431    Projections Of A Polygon KPPOLY 117 10.23
726    Promotion PRO 2080 28.15
4644    Proving Equivalences PMATRIX 195 28.39
16030    Psycho PSYCHON 836 20.55
17002    Psycho Function PSYCHO2 73 36.99
19795    Psycho34 (easy) PSYCHOT 55 22.27
9255    Publication PUBLICAT 38 61.63
2662    Put a Point in a Hyperspace PUTIN 17 11.06
17128    Putnik PUTNIK 94 48.99
2132    Puzzle PUZZLE2 85 32.11
9137    Pyramid Sums PYRSUM 92 34.78
9138    Pyramid Sums 2 PYRSUM2 106 33.85
14928    Pyramidal Constructions PIRACON 333 49.80
23    Pyramids PIR 5656 36.82
318    Pythagorean Legacy PITPAIR 29 23.04
22784    Pythagorean Triple Counting PTC 32 54.47
14542    Pythagorean triples (medium) PYTRIP2 131 18.41
8398    Quadratic Equation QUADRATE 600 28.86
10437    Quadrilaterals IOPC1202 73 30.19
4311    Quasi-template AE5A2 55 33.81
18188    Queen and Stable Relationships QSTABLE 17 34.55
11899    Queen Game PK11E 20 35.29
9725    Queens on a Board CODESPTD 51 50.00
1706    Queens, Knights and Pawns QKP 842 33.13
9694    Quelling Blade QB 5 33.33
375    Query on a tree QTREE 5675 17.53
913    Query on a tree II QTREE2 4519 20.67
1487    Query on a tree III PT07J 557 17.74
2666    Query on a tree IV QTREE4 698 13.72
2939    Query on a tree V QTREE5 1805 28.19
16549    Query on a tree VI QTREE6 514 19.39
16580    Query on a tree VII QTREE7 260 17.54
5301    Query Problem QUERYSTR 679 37.31
30351    Quest Hunter NPC2016E 10 18.18
27339    Queue of Soldiers AR2015PE 12 45.95
11050    R Numbers ITRIX12E 257 55.22
10738    Ra-One Numbers RAONE 1580 33.82
3261    Race Against Time RACETIME 1109 24.64
13399    Rachu MAY99_4 1045 33.66
18666    Radiation UVA1 31 18.65
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