list of classical problems

ID NAME CODE USERS ACC %
13167    Totient in permutation (hard) TIP3 7 11.79
13978    Billion ByteMan March BBM 7 25.86
15257    Partition function (HARD) PARCARD2 7 3.18
15383    Transform the Expression (Again!) BFONP 7 31.25
17320    Guess The Number With Lies v3 GUESSN3 7 24.66
18521    Fortunate Wheels FBWHEELS 7 34.78
27099    Road Times FN16ROAD 7 32.50
30826    Bernoulli numbers BERNULLI 7 14.50
37272    Dinostratus Matrices DINOMAT 7 46.58
37444    Anti Hash II AHASH2 7 43.94
37446    Breaking Math BBAD 7 21.51
40501    A Simple Sieve ASSIEVE 7 8.70
42526    Village Unity VILUNIT 7 10.81
3466    Another Longest Common Subsequence Problem CS 6 5.66
6230    Dictionary order GSP1 6 9.30
7010    Police Business ACAB 6 25.00
9086    Formula 3D JZPFOR 6 9.86
12804    Spy SPY2 6 12.24
12824    Print Big Binary Numbers PBBN2 6 29.59
15089    Farmer Joe BFMUL 6 14.86
15249    Swap (Medium - Level 200) SWAP_MED 6 19.81
15250    Swap (Hard - Level 1000) SWAP_HRD 6 23.47
19276    Peculiar Permutivores BFPRMCYC 6 36.36
21409    2x2 Subgrid Sum Problem (generalized) GRIDSUM3 6 17.02
27341    Jumping Joey AR2015PF 6 18.42
32091    Chessboard State 2: International Chess Tournament CSTATE2 6 14.81
32092    Chessboard State 3: Intergalactic Chess Tournament CSTATE3 6 42.25
34385    Pripyat PRIPYAT 6 26.09
41790    Spy Reloaded SPY3 6 8.43
363    Crane Operator COPER 5 2.71
5637    LL and ErBao ISUN1 5 41.43
15088    Ancient Aliens BFDIV 5 42.62
15092    A Kleene Implementation BFREGEX1 5 34.04
22675    A conjecture of Paul ErdÅ‘s (hard) PAUL2 5 5.81
25450    When Does The World End PONY10 5 4.27
26181    Walking Jumper JC15C 5 24.24
34315    The Chase CHA 5 8.22
35810    Prismata PRISMATA 5 5.71
42573    Seating Plan CFONISMG 5 22.45
850    Soccer Choreography WM06 4 3.80
2019    The Rolling Ball ROLLBALL 4 5.48
2419    G-Line Grid GLGRID 4 3.31
3483    Begin BEGIN 4 7.94
11384    Zoom Operation ZOOMOP2 4 16.00
12855    Teleport TPORT 4 11.32
13882    THE WITTY BOY WITTYBOY 4 4.18
13945    GHALIBS CHALLENGE GHALIBC 4 15.87
15382    Factorial (Again!) FCTRL5 4 33.33
17779    Charlie and the Chocolate Factory CHARCHOC 4 7.81
25336    Eefun Plays Doto NPC2015C 4 8.74
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