list of classical problems


ID NAME QUALITY USERS ACC % DIFFICULTY C I
204 Sleepwalker   89 26.65
1
1
205 Icerink   8 12.94
206 Bitmap   245 9350 27.96
15
16
207 Three-coloring of binary trees   16 874 35.96
20
17
208 Store-keeper   2 115 13.64
34
26
209 The Map   238 40.21
1
1
210 The Altars   46 15.72
17
1
211 Primitivus recurencis   231 26.53
1
17
212 Water among Cubes   51 1482 25.81
25
27
215 Panic in the Plazas   82 20.39
34
34
217 Soldiers on Parade   2 123 28.11
17
12
220 Relevant Phrases of Annihilation   641 22.79
26
26
224 Vonny and her dominos   6 662 52.07
8
8
226 Jewelry and Fashion   1 20 22.90
34
50
227 Ordering the Soldiers   21 1442 33.16
21
23
228 Shamans   139 20.66
9
9
229 Sorting is easy   1 118 19.43
17
1
231 The Zebra Crossing   12 2.67
234 Getting Rid of the Holidays (Act I)   95 13.84
17
17
235 Very Fast Multiplication   23 1247 27.82
26
22
236 Converting number formats   149 42.52
1
1
237 Sums in a Triangle   -13 3567 42.38
28
10
238 Getting Rid of the Holidays (Act II)   81 16.12
1
1
239 Tour de Byteland   1 85 24.56
17
17
241 Arranging the Blocks   52 13.04
243 Stable Marriage Problem   12 1527 40.52
19
22
245 Square Root   4 564 13.04
20
10
247 Chocolate   74 5708 44.33
10
18
260 Containers   3 290 45.97
17
14
261 Triangle Partitioning   199 58.22
262 Connections   1 111 28.84
34
34
263 Period   55 2768 39.31
12
17
264 Corporative Network   14 588 24.86
17
19
272 Cave Exploration   38 9.84
17
1
274 Johnny and the Watermelon Plantation   -1 213 24.37
1
1
275 The Water Ringroad   2 10.81
277 City Game   16 1272 38.83
20
21
278 Bicycle   55 12.95
34
1
279 Interesting number   26 813 24.05
19
24
280 Lifts   42 17.23
17
1
283 Naptime   575 24.80
17
1
286 Selfish Cities   1 695 38.99
31
31
287 Smart Network Administrator   3 446 23.49
23
28
288 Prime or Not   73 4923 18.77
21
22
290 Polynomial Equations   61 22.79
17
17
291 Cube Root   1 250 16.63
23
15
292 Alibaba   1 167 23.14
293 Officers on the Beat   11 21.43
296 Teamwork is Crucial   68 31.29
297 Aggressive cows   1057 40215 36.10
16
23

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