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list of classical problems


ID NAME QUALITY USERS ACC % DIFFICULTY C I
204 Sleepwalker   95 26.34
1
1
205 Icerink   8 12.79
206 Bitmap   246 9607 28.24
15
16
207 Three-coloring of binary trees   16 883 36.03
20
17
208 Store-keeper   2 132 15.44
34
26
209 The Map   246 39.87
1
1
210 The Altars   52 15.90
17
1
211 Primitivus recurencis   279 27.84
1
17
212 Water among Cubes   53 1595 26.35
25
27
215 Panic in the Plazas   87 20.61
34
34
217 Soldiers on Parade   2 126 28.08
17
12
220 Relevant Phrases of Annihilation   689 23.20
26
26
224 Vonny and her dominos   6 682 51.84
8
8
226 Jewelry and Fashion   1 20 27.08
34
50
227 Ordering the Soldiers   22 1472 33.25
21
23
228 Shamans   140 20.63
9
9
229 Sorting is easy   1 118 18.25
17
1
231 The Zebra Crossing   1 29 10.92
234 Getting Rid of the Holidays (Act I)   99 13.78
17
17
235 Very Fast Multiplication   24 1336 27.99
26
22
236 Converting number formats   154 41.15
1
1
237 Sums in a Triangle   -13 3588 42.44
28
10
238 Getting Rid of the Holidays (Act II)   83 16.36
1
1
239 Tour de Byteland   1 88 24.44
17
17
241 Arranging the Blocks   53 12.91
243 Stable Marriage Problem   12 1562 40.69
19
22
245 Square Root   4 592 13.19
20
10
247 Chocolate   74 5930 43.44
10
18
260 Containers   3 295 46.19
17
14
261 Triangle Partitioning   203 58.40
262 Connections   1 112 28.83
34
34
263 Period   56 3003 39.87
12
17
264 Corporative Network   14 610 25.36
17
19
272 Cave Exploration   40 9.78
17
1
274 Johnny and the Watermelon Plantation   -1 217 24.50
1
1
275 The Water Ringroad   7 18.28
277 City Game   16 1325 39.21
20
21
278 Bicycle   61 13.58
34
1
279 Interesting number   26 843 24.22
19
24
280 Lifts   45 17.66
17
1
283 Naptime   656 26.07
17
1
286 Selfish Cities   1 706 38.94
31
31
287 Smart Network Administrator   3 457 23.69
23
28
288 Prime or Not   73 5361 19.16
21
22
290 Polynomial Equations   63 22.85
17
17
291 Cube Root   1 254 16.64
23
15
292 Alibaba   1 185 23.31
293 Officers on the Beat   11 17.05
296 Teamwork is Crucial   70 30.88
297 Aggressive cows   1075 46881 35.96
16
23

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