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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?

    Flekay 🇩🇪

    105,202
    100,137
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    126 / 126 Holes

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    1 / 64 Langs

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    45 / 109 Cheevos

    📅

    12 Days of Christmas
    62nd
    24 Game
    13th
    99 Bottles of Beer
    53rd
    Abundant Numbers
    36th
    Abundant Numbers (Long)
    18th
    Arabic to Roman
    12th
    Arithmetic Numbers
    39th
    Arrows
    18th
    Ascending Primes
    32nd
    ASCII Table
    35th
    Billiards
    19th
    brainfuck
    46th
    Calendar
    27th
    Card Number Validation
    26th
    Catalan Numbers
    1st
    Catalan’s Constant
    52nd
    Christmas Trees
    48th
    Collatz
    36th
    Continued Fractions
    56th
    CSS Colors
    37th
    Cubes
    73rd
    Day of Week
    1st
    DFA Simulator
    24th
    Diamonds
    53rd
    Divisors
    1st
    Emirp Numbers
    95th
    Emirp Numbers (Long)
    38th
    Emojify
    72nd
    Evil Numbers
    1st
    Evil Numbers (Long)
    41st
    Factorial Factorisation
    16th
    Farey Sequence
    30th
    Fibonacci
    1st
    Fizz Buzz
    136th
    Foo Fizz Buzz Bar
    20th
    Forsyth–Edwards Notation
    27th
    Fractions
    1st
    Game of Life
    35th
    Gijswijt’s Sequence
    63rd
    Happy Numbers
    38th
    Happy Numbers (Long)
    31st
    Hexdump
    24th
    Hilbert Curve
    35th
    Intersection
    25th
    Inventory Sequence
    24th
    ISBN
    54th
    Jacobi Symbol
    19th
    Kaprekar Numbers
    11th
    Kolakoski Constant
    28th
    Kolakoski Sequence
    65th
    Leap Years
    58th
    Levenshtein Distance
    67th
    Leyland Numbers
    87th
    ln 2
    1st
    Look and Say
    14th
    Lucky Numbers
    37th
    Lucky Tickets
    33rd
    Mahjong
    16th
    Mandelbrot
    48th
    Maze
    30th
    Medal Tally
    53rd
    Minesweeper
    54th
    Morse Decoder
    29th
    Morse Encoder
    55th
    Multitap Input
    28th
    Musical Chords
    42nd
    N Queens
    19th
    Niven Numbers
    1st
    Niven Numbers (Long)
    21st
    Number Spiral
    53rd
    Odious Numbers
    1st
    Odious Numbers (Long)
    1st
    Ordinal Numbers
    64th
    PalindromemordnilaP
    25th
    Pangram Grep
    37th
    Partition Numbers
    36th
    Pascal’s Triangle
    47th
    Pernicious Numbers
    113th
    Pernicious Numbers (Long)
    30th
    Poker
    21st
    Polyominoes
    17th
    Prime Numbers
    1st
    Prime Numbers (Long)
    1st
    Proximity Grid
    39th
    QR Decoder
    27th
    Quine
    1st
    Recamán
    38th
    Repeating Decimals
    35th
    Reverse Polish Notation
    39th
    Reversi
    31st
    Rijndael S-box
    18th
    Rock-paper-scissors-Spock-lizard
    18th
    Roman to Arabic
    47th
    ROT13
    34th
    Rule 110
    41st
    Scrambled Sort
    23rd
    Set
    31st
    Seven Segment
    30th
    SI Units
    35th
    Sierpiński Triangle
    54th
    Smith Numbers
    9th
    Spelling Numbers
    32nd
    Star Wars GPT
    14th
    Star Wars Opening Crawl
    65th
    Sudoku
    49th
    Sudoku (Fill-in)
    25th
    Ten-pin Bowling
    32nd
    Tic-tac-toe
    26th
    Time Distance
    23rd
    Tongue-twisters
    119th
    Topological Sort
    47th
    Tower of Hanoi
    40th
    Transpose Sentence
    35th
    Trinomial Triangle
    19th
    United States
    89th
    Vampire Numbers
    33rd
    Van Eck Sequence
    16th
    Zeckendorf Representation
    52nd
    Zodiac Signs
    17th
    γ
    18th
    λ
    17th
    π
    44th
    τ
    42nd
    φ
    74th
    √2
    1st
    𝑒
    1st