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list of classical problems


ID NAME QUALITY USERS ACC % DIFFICULTY C I
204 Sleepwalker   96 26.27
1
1
205 Icerink   8 12.79
206 Bitmap   246 9624 28.25
15
16
207 Three-coloring of binary trees   16 883 36.01
20
17
208 Store-keeper   2 132 15.43
34
26
209 The Map   246 39.87
1
1
210 The Altars   52 15.86
17
1
211 Primitivus recurencis   280 27.85
1
17
212 Water among Cubes   53 1604 26.36
25
27
215 Panic in the Plazas   88 20.74
34
34
217 Soldiers on Parade   2 128 28.18
17
12
220 Relevant Phrases of Annihilation   692 23.23
26
26
224 Vonny and her dominos   6 682 51.81
8
8
226 Jewelry and Fashion   1 20 26.50
34
50
227 Ordering the Soldiers   22 1476 33.28
21
23
228 Shamans   142 21.13
9
9
229 Sorting is easy   1 118 18.25
17
1
231 The Zebra Crossing   1 29 10.91
234 Getting Rid of the Holidays (Act I)   99 13.78
17
17
235 Very Fast Multiplication   25 1351 28.07
25
21
236 Converting number formats   154 40.70
1
1
237 Sums in a Triangle   -13 3589 42.48
28
10
238 Getting Rid of the Holidays (Act II)   83 16.36
1
1
239 Tour de Byteland   1 89 24.57
17
17
241 Arranging the Blocks   53 12.91
243 Stable Marriage Problem   12 1564 40.70
19
22
245 Square Root   4 593 13.20
20
10
247 Chocolate   74 5943 43.37
10
18
260 Containers   3 295 46.03
17
14
261 Triangle Partitioning   204 58.48
262 Connections   1 112 28.83
34
34
263 Period   56 3014 39.91
12
17
264 Corporative Network   14 610 25.36
17
19
272 Cave Exploration   40 9.71
17
1
274 Johnny and the Watermelon Plantation   -1 218 24.53
1
1
275 The Water Ringroad   7 18.28
277 City Game   16 1327 39.23
20
21
278 Bicycle   61 13.75
34
1
279 Interesting number   26 844 24.18
19
24
280 Lifts   45 17.66
17
1
283 Naptime   659 26.14
17
1
286 Selfish Cities   1 709 38.99
31
31
287 Smart Network Administrator   3 457 23.69
23
28
288 Prime or Not   73 5392 19.20
21
22
290 Polynomial Equations   64 22.96
17
17
291 Cube Root   1 255 16.68
23
15
292 Alibaba   1 185 23.31
293 Officers on the Beat   11 16.23
296 Teamwork is Crucial   70 29.78
297 Aggressive cows   1075 47031 35.95
16
23

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