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list of classical problems (unsolved)


ID NAME QUALITY USERS ACC % DIFFICULTY C I
12436 The One-Dimensional Pool Table   1 63 41.35
1
34
15769 Enjoy Adding GP to Series   2 63 26.67
28
34
21671 Jumppy and the Grid   4 63 33.10
21
21
26799 Counter-Smack   3 63 20.65
12
23
30691 Ada and Diary   3 63 17.90
9
9
1004 Polygon Encoder   64 11.12
17
1
2125 Number Labyrinth   2 64 25.55
17
17
3197 Tree Construction   64 20.10
3347 Cestarine   64 29.10
4421 Irreducible polynomials over GF2   64 18.04
7408 Camelot   2 64 30.88
17
17
7746 Cocircular Points   64 16.93
42
17
9331 DCD   64 52.07
17
1
10082 Comparing Answers   64 13.14
11493 Goto & labels   64 30.83
12322 NSquare Sum ( Medium )   64 35.65
30
21
25182 Acceptable numbers   2 64 16.24
12
23
25810 Divisibility Test   10 64 13.33
24
26
30973 Ada and Tomato   4 64 18.05
30
34
34484 Candy pair   7 64 42.15
15
22
1464 Editor II   65 18.83
17
17
5197 Differential Diagnosis   1 65 24.32
5830 Alternating Permutations   1 65 39.22
34
34
10547 Delivery Route   5 65 18.88
34
34
20931 Square-Free Product (Hard)   2 65 36.36
17
21
25015 Subsequences with modulo   5 65 21.26
34
34
27377 Bono v3   3 65 20.93
17
26
31972 Ada and Power   5 65 41.29
17
17
89 Hang or not to hang   1 66 15.60
17
17
290 Polynomial Equations   66 21.91
17
17
2147 Root of a Linear Equation   66 8.90
34
17
3464 Clock   3 66 36.33
34
9
4378 Twofive   66 26.45
5541 Sequoiadendron   1 66 44.25
17
17
6408 Counting Triangles 2   -1 66 34.52
50
50
6622 Islands and Hotel Chains   2 66 9.68
45
34
18715 Boring Factorials (Reloaded)   1 66 10.31
32469 Minions v/s Minions   5 66 49.15
17
14
34549 Mysteriousness of a Logical Expression   7 66 10.93
28
23
34908 Cheesy line   7 66 31.34
4
14
36413 Two Sum Query   4 66 34.07
17
23
39762 TABTABTAB   4 66 24.49
17
23
87 Football   1 67 19.18
17
1
903 Double Vision   67 57.04
1
1
1335 Maze   67 17.90
17
17
1472 Tom and Jerry   67 38.12
1
1
2422 Jazzy Job   2 67 32.35
9
17
2877 Another understanding of Super Dice Game   67 10.33
3893 Space settlement   67 31.56
4083 Tele Broadcast   67 50.26

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