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list of classical problems


ID NAME QUALITY USERS ACC % DIFFICULTY C I
204 Sleepwalker   91 26.75
1
1
205 Icerink   8 12.79
206 Bitmap   246 9484 28.11
15
16
207 Three-coloring of binary trees   16 875 35.88
20
17
208 Store-keeper   2 127 15.24
34
26
209 The Map   238 39.89
1
1
210 The Altars   49 16.27
17
1
211 Primitivus recurencis   266 27.52
1
17
212 Water among Cubes   52 1526 25.98
25
27
215 Panic in the Plazas   83 20.53
34
34
217 Soldiers on Parade   2 123 27.88
17
12
220 Relevant Phrases of Annihilation   663 23.02
26
26
224 Vonny and her dominos   6 672 51.82
8
8
226 Jewelry and Fashion   1 20 28.76
34
50
227 Ordering the Soldiers   21 1462 33.21
21
23
228 Shamans   139 20.66
9
9
229 Sorting is easy   1 118 19.02
17
1
231 The Zebra Crossing   12 2.67
234 Getting Rid of the Holidays (Act I)   95 13.83
17
17
235 Very Fast Multiplication   24 1286 27.73
26
22
236 Converting number formats   151 40.90
1
1
237 Sums in a Triangle   -13 3578 42.39
28
10
238 Getting Rid of the Holidays (Act II)   81 15.98
1
1
239 Tour de Byteland   1 86 24.60
17
17
241 Arranging the Blocks   52 13.04
243 Stable Marriage Problem   12 1545 40.55
19
22
245 Square Root   4 577 12.96
20
10
247 Chocolate   74 5854 43.72
10
18
260 Containers   3 292 46.05
17
14
261 Triangle Partitioning   199 58.11
262 Connections   1 111 28.84
34
34
263 Period   55 2908 39.78
12
17
264 Corporative Network   14 600 25.11
17
19
272 Cave Exploration   39 9.96
17
1
274 Johnny and the Watermelon Plantation   -1 213 24.34
1
1
275 The Water Ringroad   2 9.30
277 City Game   16 1303 38.97
20
21
278 Bicycle   58 13.33
34
1
279 Interesting number   26 825 24.01
19
24
280 Lifts   43 17.33
17
1
283 Naptime   626 25.80
17
1
286 Selfish Cities   1 703 39.11
31
31
287 Smart Network Administrator   3 451 23.56
23
28
288 Prime or Not   73 5110 18.96
21
22
290 Polynomial Equations   62 22.90
17
17
291 Cube Root   1 252 16.59
23
15
292 Alibaba   1 178 23.00
293 Officers on the Beat   11 21.43
296 Teamwork is Crucial   70 31.59
297 Aggressive cows   1068 43925 36.02
16
23

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