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list of classical problems (unsolved)


ID NAME QUALITY USERS ACC % DIFFICULTY C I
8917 How Many Plusses   7 183 31.41
11
14
9644 Imperialism   5 174 30.69
8
14
10643 The Nerd Factor   4 204 47.00
1
14
12244 Natalia Has Another Problem   6 115 47.52
17
14
12363 Red And Green   7 257 40.14
8
14
13117 White Hats   9 618 37.56
4
14
14935 Cactus   6 224 20.06
16
14
15621 Tie the Rope   4 93 22.31
17
14
16409 Lopov   5 321 28.79
11
14
17267 Alturas de NoMeAcuerdo   2 80 63.36
17
14
20654 Interesting Subset   5 97 23.84
11
14
21599 POWER LEFT   1 113 21.17
21
14
21615 Playing with GCD   21 1035 34.61
12
14
23147 The Ultimate Riddle   3 157 37.30
24
14
24247 Monkey King   2 117 21.08
14
14
25789 Laser Maze   8 50 52.80
24
14
27039 Assembly line   17 553 25.21
17
14
31974 Ada and Birthday   4 47 25.16
21
14
32469 Minions v/s Minions   5 66 49.15
17
14
34670 TWISTED ARRAY   206 40.47
2
14
34908 Cheesy line   7 66 31.34
4
14
35281 Noel and His Reindeer   6 32 35.43
20
14
35381 VALENTINE   2 42 27.50
11
14
36710 To the Bird-planet   3 44 19.94
17
14
1296 4 values whose sum is 0   64 5121 24.92
18
14
22403 Divisors of factorial   71 1985 29.90
14
14
6470 Finding the Kth Prime   48 7870 27.24
19
14
13015 Counting Primes   33 1476 22.56
16
14
21347 Tulip And Numbers   15 1038 21.32
14
14
7430 Tower Of Hanoi - Revisited   13 2146 50.92
8
14
10712 Easy Calculation   16 1377 35.93
10
14
28265 Ada and Rain   15 425 55.36
10
14
12474 MAXIMUM WOOD CUTTER   39 1564 41.85
15
14
14871 STUDENTS   10 475 48.45
8
14
15634 Lennys Lucky Lotto Lists   11 239 31.74
7
14
26955 The Maximize Sum   8 261 24.62
13
14
8756 Shake Shake Shaky   51 2457 23.88
12
14
740 Treats for the Cows   261 8632 42.74
13
14
1847 No Change   37 1684 36.16
11
14
10818 Medium Factorization   24 1902 14.63
19
14
9199 Circular Track   30 3351 40.29
7
14
33210 Ada and Alley   16 380 37.33
7
14
1437 Longest path in a tree   407 20182 39.56
14
15
13381 Manku Word   31 2117 47.15
13
15
28305 Ada and Indexing   60 2363 43.00
15
15
291 Cube Root   1 255 16.67
23
15
661 Nail Them   13 971 42.98
10
15
899 Ws Cipher   6 842 38.43
14
15
1673 Ambitious Manager   4 464 36.31
17
15
2127 Rain   4 438 40.61
20
15

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