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list of classical problems (unsolved)


ID NAME QUALITY USERS ACC % DIFFICULTY C I
10461 The magical escape   31 40.52
209 The Map   248 40.22
1
1
8670 THE MAX LINES   29 8046 36.87
4
10
26955 The Maximize Sum   8 261 24.62
13
14
13043 The Mirror of Galadriel   33 5980 64.50
2
3
739 The Moronic Cowmpouter   19 3062 50.64
11
15
13364 THE N WITTY FRIENDS   1 49 22.30
17
17
10646 The National Game   2 50 30.30
26
9
10643 The Nerd Factor   4 204 47.00
1
14
13376 The new President   4 392 31.47
11
11
5 The Next Palindrome   452 20708 10.82
25
18
3495 The Nobel Thief   14 51.52
12436 The One-Dimensional Pool Table   1 63 41.35
1
34
32086 The Permutation Game Again   11 166 44.64
10
13
7193 The Pharaoh Curse   16 21.05
334 The Philosophical Dispute   62 37.31
17
17
9587 The Prime conjecture   5 574 34.49
9
9
10822 The Prime Minister   1 29 13.86
37 The Proper Key   1 143 13.99
17
17
10645 The Rail Network Renovation   100 33.39
11604 The return of the Cake   2 916 27.78
1
6
40643 The Revenge Of Anti Hash   1 13 18.64
34
34
2019 The Rolling Ball   4 5.48
13118 The Rook and The Rookette   37 27.23
17
17
309 The Room Pattern   1 48 14.99
34
17
1456 The Secret of a Lost City   23 24.17
17
17
1459 The Secret of an Aerolite   8 265 43.62
24
26
1835 The SetStack Computer   1 171 28.92
26
17
15 The Shortest Path   157 7722 24.06
17
12
31973 THE SHORTEST PATH   1 37 32.05
26
17
15728 The Sierpinski Fractal   6 120 27.00
13
9
3462 The Skatepark´s New Ramps   11 12.26
9972 The SKey   1 84 16.62
17
26
1433 The Sum   2 311 17.71
39
30
34112 The Sum of Unitary Divisors   1 91 31.09
17
45
325 The Tall Windmills   82 22.57
34
9518 The Time of Day   1 39 21.98
17
34
23880 The Toy Store   3 19 36.36
17
17
16017 The Triangle Game   1 56 47.59
17
17
40459 The triangle of Pascal modulo 2   9 43 52.87
23
21
12277 The Trip   118 31.34
17
17
23147 The Ultimate Riddle   3 157 37.30
24
14
303 The Unstable Cube   1 51 28.10
17
1
18408 The Valentine Confession   9 581 28.58
15
21
6479 The Very Greatest Common Divisor   4 95 10.11
21
13
2882 The Warehouse   1 27 30.66
34
17
275 The Water Ringroad   7 19.15
4306 The way to Bytemountain   1 35 41.49
34
34
10640 The Wild Wizard   97 26.76
1
1
14055 The Wind Waker   1 31 33.63
17
17

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