list of classical problems


ID NAME QUALITY USERS ACC % DIFFICULTY C I
4185 Cube   52 35.93
4412 Factorization, Factorization, Factorization   1 52 41.28
4667 Gremlins   3 52 28.15
28
34
8423 Recover Polynomials   52 48.30
8491 Messy Phone List   1 52 19.92
34
17
8843 Complete the Set   1 52 32.12
1
17
9459 Connecting three towns (variation)   1 52 24.60
17
34
9895 Tracking RFIDs   52 31.94
11956 Addicted   52 55.71
12561 Forbidden Machine   52 22.52
12809 Yet Another Mathematical Problem   2 52 43.93
17
26
16128 THE INDIAN OCEAN   3 52 9.72
27
27
16214 Pabbu-pneumonia   3 52 22.59
17
26
34545 Tama Starks Prime Apprenticeship   -1 52 18.31
17
9
36671 Bipartite Permutation (Hard)   6 52 17.92
32
34
75 Editor   51 33.33
389 Use of Hospital Facilities   1 51 12.37
34
26
2317 Bracket Sequence   1 51 22.78
26
34
4828 ZSequence   51 19.33
7409 Drawing Quadrilaterals   51 12.12
8546 Manoj and Pankaj   51 23.05
9213 Mafia   2 51 23.46
17
26
9725 Queens on a Board   2 51 50.00
34
34
10547 Delivery Route   5 51 19.27
34
34
10732 Trapezoid   2 51 33.23
17
26
12243 Natalia Spins The Roulette   3 51 54.20
5
1
13806 Chaos In Arkham   1 51 19.23
1
34
14946 Travelling Santa   51 37.29
9
9
18469 Office Mates   1 51 31.70
17
34
18637 Lawrence of Arabia   51 26.14
21176 Stapled intervals   51 60.00
21178 Encryption kit   51 31.46
21462 Final Assignment   2 51 31.63
9
1
35075 Teleporters and Gems   4 51 53.91
17
17
35088 A Complex Cone   3 51 21.24
23
39
36530 Drawing Polygrams   5 51 29.78
9
17
36718 Fashionable self-describing numbers   6 51 17.33
30
34
327 Platon and Socrates   50 12.75
9
34
1715 Another Necklace Problem   50 19.00
2272 Crossing the Desert   50 19.18
2421 Incrementing The Integer   1 50 23.55
17
50
3872 Party At School   50 23.87
5975 Travelling Knight   2 50 33.70
34
34
8282 Distance   50 25.08
10506 Prendonians   50 29.35
11613 Aho-Corasick Trie   4 50 10.67
34
21
14823 Advanced Battleships   5 50 13.53
23
23
16636 Journey   50 22.43
25862 Divisor Game   5 50 20.93
17
17
26352 George vs Kramer   3 50 46.00
12
17

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