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list of classical problems (unsolved)


ID NAME QUALITY USERS ACC % DIFFICULTY C I
16242 Dexters Trampoline   4 61 50.00
13
13
13801 Dexter Rank   2 16 14.50
34
34
12260 Devlali Numbers   13 726 37.85
20
14
37391 Development Colored   4 21 36.45
27
27
13511 Determine the vismin value !   41 28.32
4533 Determinant of Banded Matrices   21 33.91
26257 detective sherlock holmes   -12 217 26.42
15
17
8844 Detection of Extraterrestrial   126 36.51
17123 Destroying the Weapon Warehouse   242 49.50
1
1
10579 Desrugenstein   2 120 49.34
17
17
12367 Designing T-Shirts   8 270 32.67
17
23
28607 Descending Alternating Sums   9 137 38.38
10
16
10538 Derp   61 40.00
9097 Derangements HARD   1 120 50.00
1
17
3476 Deposit   2 235 38.24
17
21
2143 Dependency Problems   4 521 38.96
17
13
9527 Department   11 7.37
34
17
13045 Denethors Decryption of Dequeue permutations   1 24 35.05
34
17
14700 Delta catheti II (Hard)   1 3 6.06
14665 Delta catheti (hard)   1 3 15.56
10547 Delivery Route   5 65 18.88
34
34
10607 Delivery   33 19.17
5465 Deliver pizza   5 408 22.98
21
15
7405 Delicious Pancakes   1 736 27.06
11
11
2159 Delicious Cake   30 14.64
1444 DEL Command II   41 9.82
17
34
409 DEL Command   1 79 17.60
17
17
5145 Déjà vu   17 14.94
32103 Degree of a Tree   15 231 30.62
13
12
25236 Defense of a kingdom 2   3 119 45.51
1
9
7804 Defense of a Kingdom   41 5232 25.17
10
12
15285 Defend The Rohan   23 1354 43.33
6
10
16480 Decrypt the message !   3 1046 36.98
8
4
25780 Decreasing Number of Visible Box   18 253 39.68
16
16
10877 Decoys and Diversions   49 18.97
9
17
11935 Decorating the Palace   23 40.62
382 Decorate the wall   216 34.95
1
17
16138 Deconnecting   1 62 31.22
1
9
10594 Decoding Number Stations with Dr Whooves   2 61 28.05
9
26
108 Decoding Morse Sequences   7 973 25.04
24
17
2526 Decoding   9 1041 36.51
23
15
2853 Decode the Strings   5 432 39.64
15
17
5015 Decode the Castanets   36 40.68
14435 Decipher the AMSCO cipher   2 96 59.18
17
6297 Decipher   -1 4008 44.70
8
6
7860 Deal or No Deal   1 13 30.77
13622 Dead Pixels   25 22.70
1166 Dead Fraction   324 23.42
12
17
9331 DCD   64 52.07
17
1
17396 Dazzling Pearls   19 17.19
50
17

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