list of classical problems


ID NAME QUALITY USERS ACC % DIFFICULTY C I
4785 Starship   11 29.13
4828 ZSequence   53 19.12
4839 Ant   3 192 38.88
23
28
4871 Bridge   2 157 24.12
1
34
4881 Words on graphs   105 11.63
34
4882 Counting in a DAG   6 176 11.94
17
26
4908 Run-Length Mathematics   6 720 41.11
13
1
4941 Integer Factorization (20 digits)   8 585 55.41
34
30
4942 Integer Factorization (15 digits)   45 3554 32.45
11
11
4948 Integer Factorization (29 digits)   8 108 15.31
40
34
4951 Bridges! More bridges!   1 44 15.79
1
34
4987 Goal for Raúl   6 543 29.99
12
12
4988 Madrids One Way Streets   5 196 28.68
15
15
4993 Traveling Salesman   8 1042 37.23
14
2
5010 Lost in Madrid   1 189 31.15
1
1
5011 Library for Madrid   56 42.31
17
17
5014 Crazy Receptionist   11 13.18
5015 Decode the Castanets   32 40.19
5016 Guernica   21 56.52
5018 Street Gambler   26 42.86
5084 Discrete Math Problem   6 283 31.22
15
24
5091 Feline Olympics - Mouseball   7 598 39.31
7
15
5093 Pretty Functions   1 40 23.65
5102 Mystic Craft   56 45.86
5103 Top 10   40 15.76
5104 Spam Detection   14 20.00
5107 Playing with Marbles   7 788 23.59
12
8
5115 Two "Ways"   64 15.08
5117 Wine trading in Gergovia   76 5388 33.82
9
12
5120 Minimal Possible String   4 57 5.17
34
30
5128 Bomb the Bridge   1 41 29.31
17
17
5142 A Pair of Graphs   1 68 53.96
17
17
5143 Binary Integer   52 50.40
5144 Cryptography Reloaded (Act I)   34 26.43
5145 Déjà vu   17 19.26
5146 Experiment on a … Cable   13 34.21
5147 Fire-Control System   32 19.43
34
17
5148 Get-Together at Stockholm   1 55 47.90
1
17
5149 History of Languages   30 16.89
5150 Junk-Mail Filter   128 21.02
5151 Alice’s Cube   8 507 29.01
24
21
5152 Brute-force Algorithm EXTREME   2 99 21.81
17
28
5153 Compressed String   41 29.52
5154 Cryptography Reloaded (Act II)   31 27.32
5155 Exciting Time   42 13.54
5156 Flowers Placement   42 30.91
5157 Game Simulator   1 17 4.56
50
17
5158 Heroes Arrangement   13 13.08
5159 Island Explorer   35 15.31
5160 Jinyuetuan Puzzle   43 37.22

Most popular tags