list of classical problems


ID NAME QUALITY USERS ACC % DIFFICULTY C I
115 Family   2 68 11.62
28
28
116 Intervals   5 874 22.26
21
24
118 Rhombs   102 46.62
1
34
119 Servers   108 19.71
17
17
120 Solitaire   7 349 23.37
26
16
121 Timetable   52 14.97
17
17
122 Voracious Steve   1 264 29.48
17
17
123 Paying in Byteland   2 475 46.80
6
17
130 Rent your airplane and make money   88 3335 28.63
18
17
131 Square dance   311 50.00
1
1
132 Help R2-D2!   12 754 29.45
19
16
134 Phony Primes   1 179 19.18
23
23
135 Men at work   1 258 37.99
24
26
136 Transformation   76 36.59
17
17
137 Partition   17 780 36.68
17
20
138 Election Posters   65 2260 25.64
20
21
139 The Long and Narrow Maze   1 207 20.75
17
17
140 The Loner   156 22.84
34
17
142 Johnny and the Glue   104 38.08
17
17
145 Aliens   2 419 29.78
34
42
146 Fast Multiplication Again   36 13.03
147 Tautology   2 729 38.48
9
9
148 Land for Motorways   3 205 41.96
17
17
149 Fencing in the Sheep   3 95 12.45
34
17
150 Where to Drink the Plonk?   1 494 34.80
151 The Courier   37 1030 35.84
22
23
153 Balancing the Stone   2 324 32.92
17
23
154 Sweet and Sour Rock   79 3399 51.42
14
17
160 Choosing a Palindromic Sequence   95 33.03
17
17
174 Paint templates   1 58 41.25
9
17
175 Polygon   66 22.90
176 Sum of one-sequence   5 664 33.64
11
27
177 AB-words   1 16 1.31
50
50
178 Road net   11 2362 49.53
9
8
179 Word equations   181 21.74
9
9
180 How to pack containers   1 99 36.73
1
1
181 Scuba diver   98 3781 25.93
18
18
182 Window   1 44 29.44
17
34
183 Assembler circuits   57 30.69
184 Automatic Teller Machines   1 202 33.94
1
1
185 Chase   2 213 24.57
1
26
186 The lightest language   1 135 24.55
17
34
187 Flat broken lines   2 99 41.47
9
17
188 Rectangles   2 181 12.82
17
23
196 Musketeers   2 482 30.15
17
34
199 Empty Cuboids   -1 141 35.21
200 Monodigital Representations   1 161 29.58
26
26
201 The Game of Polygons   1 250 39.53
1
17
202 Rockets   -1 56 12.18
34
34
203 Potholers   22 2256 26.50
16
12

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