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list of classical problems


ID NAME QUALITY USERS ACC % DIFFICULTY C I
17705 Gopu and Combinatorics on Graphs   1 84 44.98
17755 Tree and Palindrome   1 149 20.91
1
1
17877 Two Swamills   1 125 50.62
17
34
17944 Mickey Mouse Magic Trick v4   1 43 55.56
1
34
18050 Robert Langdon & Class Attendance   1 39 25.20
17
17
18094 Robert Langdon & Florence   1 178 64.80
28
23
18170 Takeover Wars   1 16 15.87
1
34
18393 Hamiltonian Cycles   1 25 17.33
17
17
18466 A Frightening Evening   1 118 28.96
1
1
18469 Office Mates   1 52 32.16
17
34
18531 Barrelrider   1 21 56.25
17
17
18715 Boring Factorials (Reloaded)   1 60 10.10
18799 Boring Factorials (Extended)   1 15 13.79
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   1 153 30.94
1
34
19152 Digo Goes Training   1 230 45.94
23
17
19153 Rooted Trees   1 40 21.54
19154 Terrorist Attack   1 17 35.25
34
34
19367 St Bernard and Gravity   1 74 11.03
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   1 117 45.71
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 30 28.99
50
50
20562 Tracy and Charlie   1 45 58.43
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 54.74
34
34
20926 Special Numbers (Reverse and Add)   1 21 12.50
26
26
20951 Pebbles   1 51 53.72
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 29 26.05
17
17
21132 Palindromes   1 100 35.33
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 34.78
21418 Interesting Game with Polygons   1 33 26.97
17
34
21597 The Hack   1 21 13.62
1
34
21599 POWER LEFT   1 110 21.13
21
14
21635 Beautiful Mountains   1 17 38.24
17
34
21636 Electric Car Rally   1 13 41.30
34
17
21644 Walls   1 20 31.46
17
34
21965 Book Club   1 31 36.17
17
17
21971 The Big Painting   1 44 21.94
34
17
22037 Shortest Paths   1 26 16.33
1
34

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