list of classical problems


ID NAME QUALITY USERS ACC % DIFFICULTY C I
115 Family   2 64 12.43
34
26
116 Intervals   2 304 28.94
17
17
118 Rhombs   67 45.36
119 Servers   107 20.68
120 Solitaire   3 322 25.56
34
28
121 Timetable   50 15.38
122 Voracious Steve   1 233 31.55
123 Paying in Byteland   1 387 49.19
1
17
130 Rent your airplane and make money   48 2168 27.94
18
17
131 Square dance   271 52.36
132 Help R2-D2!   3 545 31.33
30
30
134 Phony Primes   1 169 18.84
26
26
135 Men at work   -1 237 37.22
34
50
136 Transformation   73 38.40
137 Partition   10 692 38.78
22
21
138 Election Posters   18 1351 25.79
17
21
139 The Long and Narrow Maze   199 20.99
140 The Loner   151 22.70
142 Johnny and the Glue   98 37.28
145 Aliens   1 364 30.52
50
50
146 Fast Multiplication Again   34 24.26
147 Tautology   401 43.58
148 Land for Motorways   149 41.02
149 Fencing in the Sheep   2 85 11.97
34
26
150 Where to Drink the Plonk?   1 477 35.57
151 The Courier   16 697 35.69
24
24
153 Balancing the Stone   297 35.46
154 Sweet and Sour Rock   31 2497 50.32
11
18
160 Choosing a Palindromic Sequence   91 33.42
174 Paint templates   54 40.67
175 Polygon   65 24.76
176 Sum of one-sequence   4 604 33.55
1
23
177 AB-words   13 1.22
178 Road net   5 2022 49.20
7
5
179 Word equations   1 165 24.33
17
17
180 How to pack containers   93 40.54
181 Scuba diver   46 2469 27.94
19
19
182 Window   39 29.38
183 Assembler circuits   55 31.05
184 Automatic Teller Machines   177 32.39
185 Chase   1 195 27.34
1
34
186 The lightest language   1 94 24.34
17
34
187 Flat broken lines   1 92 44.00
17
17
188 Rectangles   168 28.13
196 Musketeers   3 411 31.91
17
30
199 Empty Cuboids   136 35.22
200 Monodigital Representations   1 148 32.83
34
34
201 The Game of Polygons   1 239 39.38
1
17
202 Rockets   -2 54 12.79
34
34
203 Potholers   15 1649 27.51
16
14

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