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list of classical problems (unsolved)


ID NAME QUALITY USERS ACC % DIFFICULTY C I
12943 Counting   5 82 46.93
8
30
20863 Largest Submatrix   82 27.21
25048 Robot   5 82 25.91
23
28
7002 Buildings   5 81 37.90
21
30
7239 Cells   3 81 47.22
17
9
11575 A Famous Equation   2 81 27.32
34
34
14973 Reverse Fox Hunt   2 81 46.30
17
9
25180 Gyanbabas Admission Test   3 81 19.61
24
30
25214 Ohani And The Game   81 19.43
11
8
26954 k Alternating Sum   11 81 31.75
23
26
27313 Number of Binary Trees   6 81 45.96
17
26
31230 TV Schedule   5 81 51.58
9
5
102 GX Light Pipeline Inc   80 31.09
729 Move your armies   80 19.85
1
1
1463 Robot Number M   80 46.91
1
17
3926 Manhattan Wire   80 14.07
7969 A Knights’ Tale   3 80 22.93
17
17
8105 Dot Product Maximization   3 80 16.63
17
17
8625 Just The Simple Fax   1 80 42.15
34
17
9894 Tichu   2 80 38.63
26
17
11461 Book Shelves   2 80 21.04
17
17
13050 Entmoot   1 80 29.17
17
34
13095 peaks   2 80 32.28
26
26
16212 Jailbreak   4 80 50.24
17
12
16250 Dilemma   2 80 52.84
12
17
16410 Organizator   80 34.82
17267 Alturas de NoMeAcuerdo   2 80 63.36
17
14
19686 Mining Camps   3 80 10.89
30
21
25472 Good kg of Flauta bread   4 80 53.85
17
21
25924 Cricket Selection   1 80 25.62
12
26
115 Family   2 79 12.22
28
28
409 DEL Command   1 79 17.60
17
17
414 Equatorial Bonfire   1 79 28.90
34
17
3006 Connect Line Segments   1 79 24.38
17
17
5902 Tri   1 79 20.26
34
50
7637 Road Map   3 79 54.90
20
20
21585 Hazzat’s Query   79 25.88
36142 Random modulo n   16 79 60.59
8
15
36531 Empanadas   11 79 55.19
4
11
700 Branch Prediction   78 19.21
17
1
3900 MinCut Query   78 28.99
6824 Flag   1 78 24.84
34
34
8320 Spreadsheet scrolling   78 29.61
8836 Yet Another Sequence Problem   78 23.49
11345 lcm addition   2 78 32.11
34
34
11482 Count on a trie   78 12.38
42
50
11521 Dominant Strings   78 34.81
11789 Aliens at the subway   2 78 18.13
23
23
12108 Linear Garden   78 35.09
34
13588 One X LIS   2 78 21.64
17
17

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