list of classical problems


ID NAME QUALITY USERS ACC % DIFFICULTY C I
348 Expedition   58 2265 20.73
20
20
349 Around the world   1 91 25.66
17
17
350 Landscaping   1 99 30.08
359 Alpha Centauri Tennis   2 1755 50.27
3
8
362 Ignore the Garbage   1 425 43.75
1
17
363 Crane Operator   5 2.71
365 Phidias   25 1226 47.23
13
21
366 Farmer   1 271 17.10
1
1
367 Empodia   2 165 27.51
17
26
369 Math I   89 25.23
34
34
370 Ones and zeros   152 4522 30.11
19
21
373 Greedy island   6 517 33.62
26
26
374 Count maximum matrices   241 20.85
1
17
376 A concrete simulation   15 1735 34.38
11
12
379 Ambiguous Permutations   71 12377 59.61
4
5
380 Bullshit Bingo   722 33.74
381 106 miles to Chicago   50 3222 36.51
15
14
382 Decorate the wall   216 34.95
1
17
383 European railroad tracks   227 30.31
384 Any fool can do it   2 389 32.52
17
17
385 Game schedule required   156 29.07
34
1
386 Help the problem setter   105 45.45
387 Travelling tours   1 312 53.92
30
34
388 Menu   7 352 19.00
25
16
389 Use of Hospital Facilities   1 53 15.47
34
26
390 Billiard   1 903 54.53
11
21
391 Railroads   90 17.63
17
17
392 Spin   44 26.63
1
17
393 Hexagon   77 48.65
17
1
394 Alphacode   580 22983 27.42
15
15
395 Anti-prime Sequences   3 349 47.83
9
9
396 Hit or Miss   133 43.10
1
1
397 I Conduit   3 196 15.56
21
21
398 Roll Playing Games   121 14.67
34
17
399 Team Rankings   1 391 53.58
17
9
400 To and Fro   90 23449 55.58
14
7
401 Translations   137 38.07
17
34
402 Hike on a Graph   8 781 40.27
15
19
403 Sort fractions   6 714 33.12
9
21
404 Scanner   59 12.57
405 Tin Cutter   141 29.59
17
17
406 Logic   113 23.37
17
9
407 Random Number   48 29.13
17
17
408 Jill Rides Again   2 971 34.26
9
9
409 DEL Command   1 79 17.60
17
17
410 Variable Radix Huffman Encoding   1 180 19.26
1
1
411 Number of quite different words   4 244 33.93
17
27
412 K-path cover   186 20.48
1
50
413 Word Puzzles   4 377 18.26
30
14
414 Equatorial Bonfire   1 79 28.90
34
17

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