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list of classical problems


ID NAME QUALITY USERS ACC % DIFFICULTY C I
5145 Déjà vu   16 19.23
5146 Experiment on a … Cable   12 41.38
5147 Fire-Control System   31 18.97
34
17
5148 Get-Together at Stockholm   1 49 45.13
1
17
5149 History of Languages   27 15.54
5150 Junk-Mail Filter   1 125 20.65
5151 Alice’s Cube   8 503 28.96
24
21
5152 Brute-force Algorithm EXTREME   2 95 22.14
17
28
5153 Compressed String   40 30.00
5154 Cryptography Reloaded (Act II)   31 27.89
5155 Exciting Time   40 13.06
5156 Flowers Placement   41 31.06
5157 Game Simulator   1 17 4.57
50
17
5158 Heroes Arrangement   12 12.80
5159 Island Explorer   34 15.28
5160 Jinyuetuan Puzzle   40 36.69
5161 Factorial vs Power   14 1117 26.12
13
15
5163 Tower of Vientiane   92 40.20
5182 Double Sorting   12 8.88
5196 Monotonous numbers   6 611 47.98
4
34
5197 Differential Diagnosis   1 57 23.72
5240 Area of a Garden   5 1693 47.09
4
9
5271 A Coin Game   4 547 31.78
21
30
5294 Recurrence   2 255 14.32
28
17
5295 Adjacent Bit Counts   86 3641 64.91
14
18
5296 Air Combat   -1 64 14.85
34
5298 Interval Challenge   4 135 16.52
24
27
5300 Mexican Standoff   21 23.19
5301 Query Problem   7 679 37.31
16
22
5317 Tetravex Puzzle   2 282 46.09
23
6
5373 Four Mines   14 8.10
5446 Fishing Net   162 31.04
5449 Seinfeld   188 9524 40.06
8
11
5450 Tiles of Tetris, Not!   15 3176 35.97
4
5
5451 Not So Flat After All   9 1123 42.64
11
10
5452 Hop Do not Walk   2 145 35.45
17
17
5453 Air Strike   2 175 23.63
17
17
5462 Art Plagiarism   9 22.22
5463 Bird or not bird   2 115 38.84
1
17
5464 Counting triangles   3 204 28.86
6
28
5465 Deliver pizza   5 405 22.85
21
15
5466 Electronic queue   4 158 37.19
13
21
5467 Finding password   6 180 16.86
26
34
5468 Going to school   8 323 35.97
15
34
5469 Houses   1 43 27.66
34
26
5511 Heavy Sequences   -1 82 18.23
34
34
5522 Buy Your House   12 35.90
5523 Highway Patrol   16 50.00
5530 Math with Bases (Easy)   2 65 23.92
26
9
5531 Kutevi Hard   87 42.67

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