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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?

    btnlq

    106,915
    107,023
    💎63
    🥇500
    🥈125
    🥉115

    113 / 126 Holes

    🔣

    43 / 64 Langs

    🏆

    90 / 109 Cheevos

    📅

    14 Holes Authored

    12 Days of Christmas
    92nd 65th
    24 Game
    99 Bottles of Beer
    77th
    Abundant Numbers
    440th 85th 97th 467th 628th260th361st 365th1,052nd 625th
    Abundant Numbers (Long)
    380th 118th257th 404th 197th
    Arabic to Roman
    489th166th
    Arithmetic Numbers
    118th 48th
    Arrows
    37th 26th 14th
    Ascending Primes
    93rd
    ASCII Table
    53rd 85th 22nd155th72nd
    Billiards
    8th
    brainfuck
    85th 3rd
    Calendar
    2nd
    Card Number Validation
    4th
    Catalan Numbers
    705th333rd564th 254th 196th365th42nd
    Catalan’s Constant
    59th63rd
    Christmas Trees
    190th 116th219th324th
    Collatz
    268th 151st 734th 180th 478th 438th
    CSS Colors
    214th 42nd 108th
    Cubes
    126th 84th
    Day of Week
    237th 417th 1st 65th
    DFA Simulator
    10th
    Diamonds
    480th 148th 64th 48th118th36th
    Divisors
    1,885th 475th 710th 965th1,030th 494th912th 705th 888th545th 689th1,266th28th 591st 1,559th 888th
    Emirp Numbers
    106th 90th 249th 254th 77th238th21st 319th603rd
    Emirp Numbers (Long)
    62nd 313th 33rd
    Emojify
    3rd 157th
    Evil Numbers
    638th 371st 1,143rd 480th 1,282nd 1,792nd608th48th 800th2,547th 880th
    Evil Numbers (Long)
    617th 365th 254th 768th 656th 628th559th 516th44th
    Factorial Factorisation
    46th 39th
    Farey Sequence
    233rd 5th
    Fibonacci
    2,121st2,242nd2,302nd2,828th 771st461st662nd3,451st404th1,946th1,172nd2,844th1,083rd1,092nd1,142nd858th428th2,869th503rd233rd2,034th528th2,045th543rd2,628th2,222nd2,025th3,443rd3,378th386th1,924th46th2,008th1,263rd1,197th1,060th 2,510th2,129th2,148th1,102nd1,941st
    Fizz Buzz
    1,352nd 3,413th 4,270th3,316th 3,782nd 719th 3,202nd 26th3,312th62nd 5,141st 2,019th
    Foo Fizz Buzz Bar
    429th 875th 767th 764th647th 372nd 952nd 269th740th9th 533rd
    Forsyth–Edwards Notation
    148th 90th 56th
    Fractions
    229th 494th 554th 360th 263rd460th96th 405th
    Game of Life
    72nd 22nd
    Gijswijt’s Sequence
    140th 134th 22nd
    Happy Numbers
    456th 197th 840th 165th322nd 310th 388th264th 252nd339th32nd 477th1,204th 421st
    Happy Numbers (Long)
    288th 131st 383rd 114th300th 234th 613th 422nd262nd86th 229th
    Hexdump
    155th 17th
    Intersection
    61st 101st 97th 64th481st36th
    Inventory Sequence
    297th 70th 35th
    ISBN
    47th 304th515th177th
    Jacobi Symbol
    112th
    Kolakoski Constant
    39th 180th
    Kolakoski Sequence
    511th 209th
    Leap Years
    94th 405th 20th 83rd 1,536th
    Levenshtein Distance
    135th 440th350th47th
    Leyland Numbers
    347th 194th 267th333rd 180th 197th 220th320th25th 649th 249th
    ln 2
    301st246th 242nd 28th
    Look and Say
    254th 171st 75th339th85th
    Lucky Numbers
    30th
    Lucky Tickets
    189th 147th 56th160th 106th184th13th
    Maze
    9th
    Medal Tally
    24th 6th
    Morse Decoder
    39th
    Morse Encoder
    111th92nd18th
    Musical Chords
    156th
    N Queens
    48th 8th
    Niven Numbers
    647th 424th 398th729th 772nd376th 548th989th50th 1,383rd2,362nd 895th
    Niven Numbers (Long)
    288th 243rd 324th356th 313th 441st1,110th 57th 1,261st
    Number Spiral
    134th177th
    Odious Numbers
    349th 230th 963rd 914th 373rd 1,155th 1,726th491st46th 685th2,348th 547th
    Odious Numbers (Long)
    1,155th 325th 203rd 679th 464th 577th492nd 425th44th
    Ordinal Numbers
    136th 359th 219th 140th398th205th 123rd3rd
    PalindromemordnilaP
    121st 16th
    Pangram Grep
    680th 293rd 407th 406th 523rd752nd33rd 203rd1,676th 484th
    Pascal’s Triangle
    684th 218th 403rd 447th 503rd447th53rd 995th 474th
    Pernicious Numbers
    641st 396th 965th 1,261st995th 914th 826th 136th837th40th 1,204th1,800th 709th
    Pernicious Numbers (Long)
    313th 234th 291st201st 34th
    Poker
    71st
    Polyominoes
    43rd
    Prime Numbers
    952nd 691st 963rd2,237th 347th653rd 644th 837th394th 325th667th122nd 922nd1,916th 761st
    Prime Numbers (Long)
    779th 390th 511th 1,070th 982nd709th 1,140th 600th536th 883rd698th110th 619th
    Proximity Grid
    40th
    QR Decoder
    25th 31st
    Quine
    1,887th170th
    Recamán
    200th 117th 301st 173rd305th76th 160th
    Repeating Decimals
    20th
    Reverse Polish Notation
    263rd 104th 314th 129th 470th55th 251st
    Rijndael S-box
    4th 111th
    Rock-paper-scissors-Spock-lizard
    22nd 25th
    Roman to Arabic
    240th 207th351st87th
    ROT13
    11th
    Rule 110
    221st224th72nd
    Scrambled Sort
    31st
    Set
    49th
    Seven Segment
    26th26th 58th 214th 13th
    SI Units
    4th
    Sierpiński Triangle
    175th 128th124th192nd
    Smith Numbers
    199th 22nd 377th150th16th
    Spelling Numbers
    164th
    Star Wars GPT
    Star Wars Opening Crawl
    49th
    Sudoku
    33rd
    Sudoku (Fill-in)
    50th20th
    Ten-pin Bowling
    64th 85th
    Tic-tac-toe
    86th
    Time Distance
    33rd
    Tongue-twisters
    266th70th94th
    Transpose Sentence
    175th 42nd
    Trinomial Triangle
    13th
    United States
    197th
    Vampire Numbers
    172nd 35th 401st119th52nd 81st
    Van Eck Sequence
    131st 151st 281st177th13th 200th
    Zeckendorf Representation
    13th
    Zodiac Signs
    35th
    γ
    92nd 69th
    λ
    555th 146th 78th 159th364th
    π
    1,771st 271st 158th147th100th 1,396th
    τ
    135th106th
    φ
    337th 188th271st38th
    √2
    455th 413th 278th307th40th
    𝑒
    611th 455th 476th 484th 369th296th69th 386th