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list of classical problems


ID NAME QUALITY USERS ACC % DIFFICULTY C I
344 Poker   3 900 37.66
17
9
349 Around the world   1 91 25.66
17
17
367 Empodia   2 165 27.51
17
26
384 Any fool can do it   2 389 32.52
17
17
391 Railroads   90 17.63
17
17
393 Hexagon   77 48.65
17
1
399 Team Rankings   1 391 53.58
17
9
401 Translations   137 38.07
17
34
405 Tin Cutter   141 29.59
17
17
406 Logic   113 23.37
17
9
407 Random Number   48 29.13
17
17
409 DEL Command   1 79 17.60
17
17
411 Number of quite different words   4 244 33.93
17
27
419 Transposing is Fun   1 307 36.85
17
26
421 Another Road Problem   71 25.06
17
34
449 Simple Numbers with Fractions Conversion   2 37 15.96
17
17
481 Roots of polynomial   46 27.34
17
34
677 A place for the brewery   219 28.30
17
1
681 Building the Tower   2 105 20.11
17
12
700 Branch Prediction   78 19.21
17
1
709 The day of the competitors   38 1566 28.81
17
27
734 Ivan and his interesting game   232 32.93
17
17
735 Minimum Diameter Spanning Tree   1 199 34.41
17
30
871 Letter Sequence Analysis   3 108 43.03
17
6
900 Split Windows   33 56.45
17
1
901 Index Generation   43 54.26
17
1
904 Image Perimeters   3 335 59.38
17
17
964 Entrapment   6 340 23.99
17
24
972 Birthday   126 18.75
17
17
987 Mobile   76 16.14
17
17
1004 Polygon Encoder   64 11.12
17
1
1024 Complete Chess Boards   2 536 54.96
17
20
1162 Tic-Tac-Toe ( II )   8 2411 30.37
17
10
1182 Sorted bit squence   296 42.31
17
1
1183 Accomodate the palace   4 555 52.75
17
34
1335 Maze   67 17.90
17
17
1441 The Clever Typist   1 34 8.28
17
34
1444 DEL Command II   41 9.82
17
34
1452 Birthday Cake   112 26.86
17
34
1453 Optimal Connected Subset   159 47.19
17
28
1456 The Secret of a Lost City   23 24.17
17
17
1458 Help Blue Mary Please! (Act II)   1 85 17.83
17
1
1464 Editor II   65 18.83
17
17
1471 A Game of Pearls   1 45 30.86
17
9
1477 Play with a Tree   95 15.49
17
50
1478 The Easiest Problem   75 9.20
17
17
1484 Search in XML   1 20 3.07
17
17
1487 Query on a tree III   1 588 18.63
17
12
1526 Ranklist Sorting   1 28 13.10
17
34
1553 Backup Files   3 997 21.52
17
34

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