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list of classical problems


ID NAME QUALITY USERS ACC % DIFFICULTY C I
41834 Anagrams and GCD   10 9.17
41890 Anagrams and Divisibility   5 6.14
12 The Game of Master-Mind   1 756 46.63
17
17
19 The Bytelandian Cryptographer (Act III)   1 128 35.70
17
26
37 The Proper Key   1 135 14.57
17
17
49 Hares and Foxes   1 107 7.62
17
26
62 The Imp   1 292 30.33
17
23
73 Bacterial   1 70 18.96
50
17
77 New bricks disorder   1 285 37.82
17
17
83 Bundling   1 52 40.41
17
17
84 Shortcut   1 233 31.59
17
9
87 Football   1 62 21.74
17
1
88 Which is Next   1 129 20.64
34
34
89 Hang or not to hang   1 61 16.15
17
17
109 Exchanges   1 126 45.35
34
112 Horizontally Visible Segments   1 157 27.85
17
34
134 Phony Primes   1 180 19.18
23
23
135 Men at work   1 261 38.24
24
26
139 The Long and Narrow Maze   1 207 20.71
17
17
150 Where to Drink the Plonk?   1 495 34.69
174 Paint templates   1 59 41.61
9
17
177 AB-words   1 16 1.30
50
50
180 How to pack containers   1 100 36.49
1
1
182 Window   1 45 29.80
17
34
184 Automatic Teller Machines   1 204 33.69
1
1
186 The lightest language   1 156 25.53
17
34
200 Monodigital Representations   1 165 29.96
26
26
201 The Game of Polygons   1 250 39.36
1
17
226 Jewelry and Fashion   1 20 28.54
34
50
229 Sorting is easy   1 118 19.12
17
1
239 Tour de Byteland   1 85 24.56
17
17
262 Connections   1 111 28.84
34
34
286 Selfish Cities   1 700 39.07
31
31
291 Cube Root   1 251 16.62
23
15
292 Alibaba   1 177 22.95
303 The Unstable Cube   1 47 29.44
17
1
309 The Room Pattern   1 44 15.90
34
17
336 Exchange Operations   1 85 19.74
1
17
349 Around the world   1 82 25.16
17
17
350 Landscaping   1 91 29.91
362 Ignore the Garbage   1 418 43.65
1
17
366 Farmer   1 265 16.94
1
1
387 Travelling tours   1 305 53.93
30
34
389 Use of Hospital Facilities   1 50 11.68
34
26
399 Team Rankings   1 385 53.26
17
9
409 DEL Command   1 73 16.93
17
17
410 Variable Radix Huffman Encoding   1 173 18.96
1
1
414 Equatorial Bonfire   1 71 30.48
34
17
419 Transposing is Fun   1 285 36.75
17
26
479 Permutation generator   1 126 27.48
21
17

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