list of classical problems


ID NAME QUALITY USERS ACC % DIFFICULTY C I
18094 Robert Langdon & Florence   1 178 64.80
28
23
18170 Takeover Wars   1 17 15.91
1
34
18393 Hamiltonian Cycles   1 25 17.11
17
17
18466 A Frightening Evening   1 122 29.48
1
1
18469 Office Mates   1 52 32.16
17
34
18531 Barrelrider   1 21 56.25
17
17
18715 Boring Factorials (Reloaded)   1 62 10.17
18799 Boring Factorials (Extended)   1 15 13.73
34
17
18905 Kapti and Balu   1 39 31.17
17
17
19084 Huge Pascal triangle   1 32 46.24
9
34
19133 Base Conversion   1 9 14.29
50
34
19147 Save CodeVillage   1 113 32.28
19150 Infinite Sequence   1 152 30.00
1
34
19152 Digo Goes Training   1 235 46.49
23
17
19153 Rooted Trees   1 40 20.61
19154 Terrorist Attack   1 18 33.33
34
34
19367 St Bernard and Gravity   1 75 11.11
17
1
19545 Black and White beads   1 240 33.89
26
26
19971 100pct failure in 72 hours   1 8 43.08
17
50
19976 HYPERCUBES   1 118 46.15
1
17
20050 Love Story 2   1 88 38.15
9
9
20167 Array with Hudai Calculation   1 51 24.51
34
34
20327 Triangles   1 29 28.40
50
50
20562 Tracy and Charlie   1 46 55.10
17
34
20635 Dortmund Dilemma   1 20 45.45
17
34
20689 WA,RTE and Placements   1 27 40.76
34
34
20872 Counting Pairwise Coprime Triples   1 49 53.62
34
34
20926 Special Numbers (Reverse and Add)   1 21 12.50
26
26
20951 Pebbles   1 53 53.97
1
17
20957 Alia and 3 Khans   1 74 31.01
34
17
21049 Under Construction Forever   1 15 41.03
17
34
21085 Palindrome Merge   1 30 26.45
17
17
21132 Palindromes   1 100 35.50
17
34
21170 Constellation of the parallelogram   1 90 26.52
17
17
21174 Gallantry   1 398 50.71
14
11
21409 2x2 Subgrid Sum Problem (generalized)   1 6 19.51
21418 Interesting Game with Polygons   1 33 26.97
17
34
21597 The Hack   1 21 13.62
1
34
21599 POWER LEFT   1 112 21.04
21
14
21635 Beautiful Mountains   1 17 37.14
17
34
21636 Electric Car Rally   1 13 41.30
34
17
21644 Walls   1 23 16.76
17
34
21965 Book Club   1 32 36.46
17
17
21971 The Big Painting   1 44 21.94
34
17
22037 Shortest Paths   1 27 16.75
1
34
22269 Periodic function, trip 1   1 13 27.69
17
50
22274 Missing Side   1 90 17.75
17
9
22319 Polynomial Table   1 10 29.68
17
17
22331 Intersection Query   1 16 19.20
50
34
22532 Cool Problem   1 15 47.50
1
17

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