list of classical problems


ID NAME QUALITY USERS ACC % DIFFICULTY C I
115 Family   2 64 12.40
34
26
116 Intervals   3 316 28.84
17
17
118 Rhombs   71 44.66
119 Servers   104 20.47
120 Solitaire   3 325 25.21
34
28
121 Timetable   50 15.31
122 Voracious Steve   1 234 31.58
123 Paying in Byteland   1 390 49.15
1
17
130 Rent your airplane and make money   60 2489 28.55
18
17
131 Square dance   274 52.53
132 Help R2-D2!   3 589 31.07
27
24
134 Phony Primes   1 169 18.78
26
26
135 Men at work   1 246 37.88
30
34
136 Transformation   73 38.40
137 Partition   11 709 38.70
21
23
138 Election Posters   29 1537 25.85
17
22
139 The Long and Narrow Maze   200 21.00
140 The Loner   151 22.70
142 Johnny and the Glue   98 37.28
145 Aliens   1 375 30.48
50
50
146 Fast Multiplication Again   34 23.56
147 Tautology   425 43.59
148 Land for Motorways   1 188 42.53
17
17
149 Fencing in the Sheep   3 87 12.06
34
23
150 Where to Drink the Plonk?   1 479 35.52
151 The Courier   21 746 36.22
22
23
153 Balancing the Stone   303 35.67
154 Sweet and Sour Rock   44 2675 50.74
12
18
160 Choosing a Palindromic Sequence   91 33.33
174 Paint templates   54 40.67
175 Polygon   65 24.68
176 Sum of one-sequence   4 614 33.38
1
21
177 AB-words   13 1.22
178 Road net   7 2090 49.38
10
7
179 Word equations   1 170 24.55
17
17
180 How to pack containers   93 40.54
181 Scuba diver   59 2728 27.89
18
18
182 Window   39 29.38
183 Assembler circuits   55 31.05
184 Automatic Teller Machines   178 32.44
185 Chase   1 197 27.11
1
34
186 The lightest language   1 95 24.44
17
34
187 Flat broken lines   1 93 44.04
17
17
188 Rectangles   169 28.26
196 Musketeers   3 424 32.10
17
30
199 Empty Cuboids   -1 139 35.08
200 Monodigital Representations   1 150 32.18
34
34
201 The Game of Polygons   1 241 39.54
1
17
202 Rockets   -2 54 12.77
34
34
203 Potholers   18 1758 27.45
16
15

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