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list of classical problems

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ID NAME CODE USERS ACC %
3393    Knot or Not NOTOKNOT 6 13.56
3394    Lagrange’s Four-Square Theorem LAGRANGE 529 45.92
3412    Higgs Boson SAMER08H 48 18.93
3442    The last digit LASTDIG 29600 26.91
3464    Clock CLOCK1 49 35.35
3466    Another Longest Common Subsequence Problem CS 6 31.58
3543    Matrica MATRICA 53 39.38
3544    Binary Search Tree BST 595 20.75
3545    Najkraci NAJKRACI 182 28.79
3591    Patting Heads PATHEADS 648 35.21
3723    Snooker SNOOKER 446 50.05
3749    Subset Sums SUBSUMS 4074 26.38
3752    JEDNAKOST JEDNAKOS 595 18.40
3763    George GEORGE 522 52.42
3791    Street STREET 664 51.59
3898    Even Palindrome PALDR 247 10.24
3946    K-th Number MKTHNUM 5364 34.79
3953    Paid Roads MMINPAID 251 26.80
3961    Journey with Pigs MJOURNEY 130 41.30
3962    ELEVATOR II MELE2 99 42.96
3977    Police Query POLQUERY 293 16.98
4070    Two Professors TWOPROF 101 14.34
4103    Extend to Palindrome EPALIN 2412 29.86
4110    Fast Maximum Flow FASTFLOW 2853 34.19
4157    Domino DOMINO2 54 50.42
4164    A conjecture of Paul Erdős HS08PAUL 2282 44.03
4166    Four colors HS08FOUR 100 21.88
4168    Square-free integers SQFREE 666 44.72
4172    Multiplicative digital root DROOT 73 25.40
4176    A Knightly Pursuit KPURSUIT 64 28.03
4177    Herding HERDING 2710 35.23
4179    Temptation Island TEMPTISL 649 44.88
4182    Candy (Again) FCANDY 226 18.42
4186    Break a New RSA system HS08CODE 136 35.61
4188    Amazing equality HS08EQ 38 13.58
4189    Landing LANDING 4 3.64
4198    Lego LEGO 182 25.49
4206    Fast Maximum Matching MATCHING 1971 29.21
4421    Irreducible polynomials over GF2 GF2 62 17.92
4458    Rainbow RAINBOW2 34 19.46
4487    Can you answer these queries VI GSS6 1269 22.97
4523    Binomial Coefficients UCI2009B 207 41.33
4525    Digger Octaves UCI2009D 379 35.78
4528    Frog Wrestling FROGS 66 43.23
4761    Strategy game HS09GAME 39 54.84
4785    Starship HS09SHIP 10 28.80
4828    ZSequence ZSEQ 51 19.33
5163    Tower of Vientiane VIENTIAN 92 40.20
5182    Double Sorting PAIRSORT 12 8.88
5446    Fishing Net FISHNET 160 30.88
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