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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
    316th
    Abundant Numbers
    196th 87th 463rd
    brainfuck
    35th 280th
    Catalan Numbers
    363rd
    Christmas Trees
    663rd
    Collatz
    496th
    Cubes
    132nd
    Diamonds
    536th
    Divisors
    290th 113th 352nd
    Emirp Numbers
    602nd
    Evil Numbers
    227th97th 77th59th 621st
    Fibonacci
    450th155th98th157th100th118th960th
    Fizz Buzz
    259th 156th 215th
    Fractions
    83rd44th 359th
    Happy Numbers
    98th 61st 307th
    Happy Numbers (Long)
    186th
    Leap Years
    661st
    Leyland Numbers
    38th 221st
    Look and Say
    299th
    Niven Numbers
    84th 423rd
    Odious Numbers
    177th 67th60th 524th
    Pascal’s Triangle
    59th 249th
    Pernicious Numbers
    114th 289th
    Prime Numbers
    253rd87th50th117th 489th
    Quine
    76th
    Recamán
    307th
    Reverse Polish Notation
    20th 191st
    Roman to Arabic
    248th
    Rule 110
    218th
    Sierpiński Triangle
    310th
    Smith Numbers
    179th
    Sudoku
    11th 127th
    Sudoku (Fill-in)
    99th
    Van Eck Sequence
    21st 293rd
    √2
    414th