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list of classical problems


ID NAME QUALITY USERS ACC % DIFFICULTY C I
115 Family   2 76 12.13
28
28
116 Intervals   5 1146 23.96
21
24
118 Rhombs   109 42.39
1
34
119 Servers   113 19.58
17
17
120 Solitaire   7 368 23.47
26
16
121 Timetable   59 15.91
17
17
122 Voracious Steve   2 272 29.92
23
23
123 Paying in Byteland   2 478 46.71
6
17
130 Rent your airplane and make money   88 3377 28.63
18
17
131 Square dance   350 50.59
1
1
132 Help R2-D2!   12 765 29.58
19
16
134 Phony Primes   1 180 19.12
23
23
135 Men at work   1 263 38.25
24
26
136 Transformation   82 32.17
17
17
137 Partition   17 784 36.63
17
20
138 Election Posters   65 2315 25.74
20
21
139 The Long and Narrow Maze   1 208 20.29
17
17
140 The Loner   157 21.50
34
17
142 Johnny and the Glue   107 38.27
17
17
145 Aliens   2 429 29.94
34
42
146 Fast Multiplication Again   36 10.72
147 Tautology   2 774 37.34
9
9
148 Land for Motorways   3 214 41.40
17
21
149 Fencing in the Sheep   3 99 12.88
34
17
150 Where to Drink the Plonk?   1 503 34.92
151 The Courier   38 1058 35.41
22
23
153 Balancing the Stone   2 327 33.03
17
23
154 Sweet and Sour Rock   80 3436 51.18
14
17
160 Choosing a Palindromic Sequence   96 32.88
17
17
174 Paint templates   1 59 39.64
9
17
175 Polygon   69 22.62
176 Sum of one-sequence   5 670 33.60
11
27
177 AB-words   1 16 1.23
50
50
178 Road net   12 2385 49.65
9
8
179 Word equations   185 21.96
9
9
180 How to pack containers   1 106 35.98
1
1
181 Scuba diver   99 3873 26.01
18
18
182 Window   1 49 30.58
17
34
183 Assembler circuits   61 31.43
184 Automatic Teller Machines   1 210 34.15
1
1
185 Chase   2 220 24.76
1
26
186 The lightest language   1 162 26.10
17
34
187 Flat broken lines   2 101 41.45
9
17
188 Rectangles   2 183 12.62
17
23
196 Musketeers   2 506 30.49
17
34
199 Empty Cuboids   -1 146 35.26
200 Monodigital Representations   1 168 30.19
26
26
201 The Game of Polygons   1 255 38.99
1
17
202 Rockets   -1 57 12.22
34
34
203 Potholers   22 2275 26.46
16
12

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