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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?

    hjcafaroUC

    22,232
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    35 / 126 Holes

    🔣

    7 / 64 Langs

    🏆

    19 / 109 Cheevos

    📅

    12 Days of Christmas
    250th
    Abundant Numbers
    196th 87th 436th
    brainfuck
    35th 267th
    Catalan Numbers
    362nd
    Christmas Trees
    659th
    Collatz
    490th
    Cubes
    107th
    Diamonds
    535th
    Divisors
    290th 113th 322nd
    Emirp Numbers
    593rd
    Evil Numbers
    227th97th 77th59th 619th
    Fibonacci
    450th155th93rd157th100th118th960th
    Fizz Buzz
    259th 156th 60th
    Fractions
    83rd44th 349th
    Happy Numbers
    98th 61st 285th
    Happy Numbers (Long)
    173rd
    Leap Years
    647th
    Leyland Numbers
    38th 209th
    Look and Say
    294th
    Niven Numbers
    84th 416th
    Odious Numbers
    177th 67th60th 521st
    Pascal’s Triangle
    59th 237th
    Pernicious Numbers
    114th 284th
    Prime Numbers
    253rd86th50th117th 466th
    Quine
    76th
    Recamán
    302nd
    Reverse Polish Notation
    20th 184th
    Roman to Arabic
    240th
    Rule 110
    208th
    Sierpiński Triangle
    309th
    Smith Numbers
    173rd
    Sudoku
    11th 118th
    Sudoku (Fill-in)
    90th
    Van Eck Sequence
    21st 290th
    √2
    409th