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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?

    Ripick

    73,063
    71,220
    🥇4
    🥈11
    🥉25

    106 / 126 Holes

    🔣

    16 / 64 Langs

    🏆

    44 / 109 Cheevos

    📅

    12 Days of Christmas
    3,155th 873rd 2,181st
    24 Game
    258th140th 452nd
    99 Bottles of Beer
    3,396th 901st
    Abundant Numbers
    1,983rd 3,056th2,236th 1,416th1,176th1,224th1,549th2,620th2,977th1,238th 3,541st
    Abundant Numbers (Long)
    819th 1,505th1,717th 797th 1,496th1,677th543rd1,868th1,092nd
    Arabic to Roman
    410th367th 1,263rd636th 1,222nd
    Arithmetic Numbers
    660th 1,162nd353rd1,419th
    Arrows
    758th
    Ascending Primes
    458th 831st672nd 666th413th
    ASCII Table
    533rd 1,252nd
    Billiards
    365th272nd
    brainfuck
    1,031st 977th 495th 902nd
    Card Number Validation
    561st
    Catalan Numbers
    1,250th761st 825th 776th1,239th 983rd
    Catalan’s Constant
    1,521st
    Christmas Trees
    991st 925th299th 1,543rd
    Collatz
    1,741st 1,617th2,317th702nd 2,601st495th801st1,626th
    Continued Fractions
    328th
    CSS Colors
    1st
    Cubes
    149th
    Day of Week
    702nd1,283rd1,139th
    DFA Simulator
    432nd246th
    Diamonds
    1,557th 734th770th 1,553rd
    Divisors
    2,343rd 3,465th1,102nd 2,958th
    Emirp Numbers
    2,223rd 1,937th 1,880th
    Emirp Numbers (Long)
    1,034th 464th 980th
    Emojify
    593rd
    Evil Numbers
    3,064th3,410th 2,447th 2,855th2,949th4,491st932nd
    Evil Numbers (Long)
    1,870th2,058th 1,335th 1,600th1,132nd2,226th770th
    Factorial Factorisation
    622nd
    Farey Sequence
    664th 805th
    Fibonacci
    4,728th4,747th 7,109th7,059th3,797th2,515th 7,113th2,597th4,988th1,229th
    Fizz Buzz
    4,822nd11,068th 4,697th 4,225th1,812th2,904th
    Foo Fizz Buzz Bar
    1,577th
    Fractions
    1,002nd 1,513th
    Game of Life
    457th 739th
    Gijswijt’s Sequence
    601st 632nd
    Happy Numbers
    1,896th 1,386th
    Happy Numbers (Long)
    504th 932nd
    Hexdump
    442nd
    Hilbert Curve
    64th
    Intersection
    411th
    Inventory Sequence
    874th 1,026th
    ISBN
    631st 1,098th
    Jacobi Symbol
    409th
    Kaprekar Numbers
    613th 324th284th 554th
    Kolakoski Sequence
    456th
    Leap Years
    2,539th 2,432nd 2,522nd 2,549th3,655th3,218th
    Levenshtein Distance
    361st 296th 1,155th
    Leyland Numbers
    820th1,125th1,161st
    Look and Say
    672nd 1,465th
    Lucky Numbers
    615th
    Lucky Tickets
    270th 589th
    Mandelbrot
    331st227th444th420th
    Maze
    114th 385th
    Minesweeper
    191st
    Morse Decoder
    386th
    Morse Encoder
    283rd
    Multitap Input
    332nd
    N Queens
    165th 475th
    Niven Numbers
    2,269th 2,870th 3,068th
    Niven Numbers (Long)
    1,376th 982nd
    Number Spiral
    620th
    Odious Numbers
    2,701st 2,341st2,449th3,713th895th
    Odious Numbers (Long)
    1,708th 1,529th914th2,020th841st
    Ordinal Numbers
    1,280th
    PalindromemordnilaP
    552nd
    Pangram Grep
    1,109th
    Partition Numbers
    573rd 633rd
    Pascal’s Triangle
    1,337th 1,281st 2,067th
    Pernicious Numbers
    2,353rd 1,860th 1,441st
    Pernicious Numbers (Long)
    1,130th 558th 610th
    Polyominoes
    173rd
    Prime Numbers
    1,867th2,122nd2,133rd4,430th2,463rd4,000th2,162nd1,646th1,985th3,576th2,457th2,663rd2,318th4,641st 3,013th
    Prime Numbers (Long)
    1,288th1,027th1,371st2,097th 2,043rd1,313th1,047th1,381st2,190th637th1,833rd1,457th 1,271st
    Proximity Grid
    413th 356th
    Quine
    4,206th 4,111th
    Recamán
    1,005th435th 967th
    Reverse Polish Notation
    586th 1,076th
    Rijndael S-box
    823rd 551st1,192nd
    Roman to Arabic
    1,338th 965th
    ROT13
    805th
    Rule 110
    505th
    Scrambled Sort
    467th
    Set
    380th
    Seven Segment
    687th
    Sierpiński Triangle
    602nd174th
    Smith Numbers
    425th 761st
    Star Wars Opening Crawl
    224th
    Sudoku
    238th 474th
    Sudoku (Fill-in)
    318th
    Tic-tac-toe
    528th
    Tongue-twisters
    859th
    Topological Sort
    288th194th
    Tower of Hanoi
    709th 816th
    Transpose Sentence
    524th
    Trinomial Triangle
    437th
    United States
    780th
    Vampire Numbers
    784th765th 612th1,281st965th
    Van Eck Sequence
    1,083rd900th 984th
    Zeckendorf Representation
    230th
    π
    973rd 2,840th 849th692nd 1,240th
    τ
    512th
    φ
    1,122nd
    √2
    826th
    𝑒
    527th 1,253rd