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    The Gray Code Decoder and Gray Code Encoder holes will go live in approximately . Why not try and solve them ahead of time?

    Rubiksmath

    52,961
    47,103
    🥇49
    🥈1
    🥉3

    58 / 126 Holes

    🔣

    4 / 64 Langs

    🏆

    25 / 109 Cheevos

    📅

    99 Bottles of Beer
    1,898th
    Abundant Numbers
    773rd
    Abundant Numbers (Long)
    710th
    Arithmetic Numbers
    633rd
    ASCII Table
    715th
    Card Number Validation
    3rd
    Catalan Numbers
    30th
    Christmas Trees
    750th
    Collatz
    1,066th
    Cubes
    896th
    Day of Week
    791st
    Diamonds
    312th
    Divisors
    479th
    Emojify
    4th
    Evil Numbers
    48th
    Evil Numbers (Long)
    44th
    Factorial Factorisation
    567th
    Fibonacci
    56th
    Fizz Buzz
    612th
    Foo Fizz Buzz Bar
    1,092nd
    Gijswijt’s Sequence
    192nd
    Happy Numbers
    509th
    Happy Numbers (Long)
    591st
    Intersection
    574th
    ISBN
    612th
    Kolakoski Sequence
    387th
    Leap Years
    1,795th204th181st
    Leyland Numbers
    406th
    ln 2
    113th
    Look and Say
    1,182nd
    Lucky Numbers
    87th
    Lucky Tickets
    303rd
    Niven Numbers
    8th
    Niven Numbers (Long)
    34th
    Odious Numbers
    46th
    Odious Numbers (Long)
    44th
    Ordinal Numbers
    1,303rd
    PalindromemordnilaP
    454th
    Pangram Grep
    9th
    Pascal’s Triangle
    96th
    Pernicious Numbers
    40th
    Pernicious Numbers (Long)
    97th
    Prime Numbers
    122nd
    Prime Numbers (Long)
    112th
    Quine
    169th
    Recamán
    395th
    Reverse Polish Notation
    671st
    Rock-paper-scissors-Spock-lizard
    438th
    Roman to Arabic
    541st
    SI Units
    338th
    Smith Numbers
    464th
    Sudoku (Fill-in)
    239th
    Transpose Sentence
    474th
    Vampire Numbers
    363rd
    Van Eck Sequence
    133rd
    φ
    146th
    √2
    4th
    𝑒
    70th