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list of classical problems (unsolved)


ID NAME QUALITY USERS ACC % DIFFICULTY C I
1468 Outside it is now raining   32 23.33
34
17
1478 The Easiest Problem   75 9.20
17
17
1484 Search in XML   1 20 3.07
17
17
1671 Another Mathematical Problem   69 12.36
1
17
1674 The Explosion   160 24.10
17
17
1683 Expressions   359 39.87
1
17
1685 Grocery store   -1 202 24.26
17
17
1696 Will Indiana Jones Get There   2 129 27.69
26
17
1710 Two Ends   115 3790 41.56
18
17
1712 Permalex   -1 174 19.50
23
17
1715 Another Necklace Problem   52 18.42
17
17
1725 The Importance   101 38.54
17
17
1730 Counting Triangles II   2 404 20.82
17
17
1775 Boolean Logic   1 105 23.35
17
17
1784 IOICamp Sequence   1 325 12.80
1
17
1788 Fractan   50 30.63
17
17
1793 Text Generater II   57 30.59
17
17
1810 Nuclear Plants   22 11.90
17
17
1833 Sudoku   1 54 30.66
17
17
1835 The SetStack Computer   1 171 28.92
26
17
1866 Making Pals   2 203 43.86
9
17
1869 Making Mountains Out Of Molehills   1 17 17.05
34
17
1876 Dragon Curves   2 176 50.23
1
17
1881 Instruction Decoder   2 668 50.81
17
17
1961 Roman Roads   1 103 31.59
9
17
1965 Set Cover   2 25 10.92
1
17
1991 Another Continuous Fractions Problem   1 84 19.97
34
17
2008 Dab of Backpack   17 674 23.80
21
17
2054 Gates of Logic   1 37 22.91
17
17
2055 Weird Numbers   2 346 35.99
17
17
2056 Rectangular Polygon   1 136 48.14
1
17
2125 Number Labyrinth   2 64 25.55
17
17
2131 Get Back!   1 55 40.67
17
17
2136 Candy II   2 613 46.00
17
17
2147 Root of a Linear Equation   66 8.90
34
17
2161 Pixel Shuffle   34 21.03
50
17
2172 Ballroom Lights   1 35 32.94
34
17
2173 Car Plates Competition   1 261 42.05
17
17
2179 ICPC Scoreboard   1 180 29.76
17
17
2414 Calculate The Cost   8 343 22.37
28
17
2415 Kirchhof Law   2 105 21.42
17
17
2422 Jazzy Job   2 67 32.35
9
17
2527 Flipping Burned Pancakes   3 265 52.59
17
17
2529 Model Rocket Height   1 87 54.86
1
17
2565 Another Permutation Problem   1 59 23.46
34
17
2660 Example   1 13 17.99
17
17
2714 Cow Cars   6 670 37.51
15
17
2853 Decode the Strings   5 432 39.64
15
17
2878 Knights of the Round Table   2 564 22.72
9
17
2879 The Cow Doctor   145 33.46
17

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