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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?

    prplz (he/him) 🇦🇺

    91,669
    87,962
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    103 / 126 Holes

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    50 / 64 Langs

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    67 / 109 Cheevos

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    1 Referral

    12 Days of Christmas
    1,077th 979th 382nd46th 525th 233rd 138th 118th213th 209th
    24 Game
    339th
    99 Bottles of Beer
    298th620th 453rd 83rd 400th 229th 133rd
    Abundant Numbers
    458th120th881st 453rd 2,441st789th1,093rd1,739th54th 2,592nd474th 2,476th2,759th571st 345th 275th 197th112th337th3,313th139th
    Abundant Numbers (Long)
    1,032nd378th 1,713th100th 1,659th 231st 903rd 1,020th499th544th 265th
    Arabic to Roman
    426th479th442nd 23rd 309th 248th 831st 535th
    Arithmetic Numbers
    314th 94th 1,451st 729th
    Arrows
    212th236th 484th290th 396th 406th
    Ascending Primes
    364th
    ASCII Table
    744th 850th 800th
    Billiards
    349th
    brainfuck
    576th 254th 71st 449th 149th 106th 261st240th
    Catalan Numbers
    1,208th 140th 284th 30th 1,105th116th
    Catalan’s Constant
    3rd 448th
    Christmas Trees
    2,698th1,139th 138th 389th 155th 604th 216th 262nd 670th152nd 302nd
    Collatz
    4th 1,250th
    CSS Colors
    246th 268th 123rd 68th 87th 183rd
    Cubes
    485th 158th 203rd 325th
    Day of Week
    1st
    DFA Simulator
    246th 346th
    Diamonds
    2,131st272nd 351st 342nd 831st 417th 372nd 792nd522nd851st 610th
    Divisors
    3,820th 5,108th208th191st 1,325th 1,042nd 832nd805th1,133rd 1,221st1,929th212th 1,544th3,737th148th2,606th 274th924th1,728th1,147th1,169th2,243rd393rd 36th312th28th1,001st324th3,096th984th3,000th
    Emirp Numbers
    1,011th498th224th 391st 1,022nd42nd 785th 1,159th 841st19th 293rd 590th653rd616th 76th
    Emirp Numbers (Long)
    473rd 442nd565th
    Emojify
    327th59th 433rd 229th 4th 154th
    Evil Numbers
    3,226th979th738th891st 632nd 1,672nd 1,771st2,206th192nd 3,451st506th 2,573rd1,796th653rd 1,384th1,491st 48th 1,136th1,571st1,502nd 2,858th
    Evil Numbers (Long)
    593rd 1,157th 85th 840th 121st
    Farey Sequence
    453rd
    Fibonacci
    2,096th 5,037th 9,464th1,916th443rd643rd 3,569th 386th 1,110th 2,907th1,081st1,005th1st3,275th 6,744th228th5,665th 525th2,595th2,201st1,978th2,729th3,308th368th 56th 47th1,135th932nd2,451st2,104th3,630th
    Fizz Buzz
    2,133rd1,328th3,563rd 1,221st 23rd 2,703rd4,531st5,049th4,298th 1,811th 612th 462nd2,706th4,116th8,655th3,526th
    Foo Fizz Buzz Bar
    573rd 315th 925th 638th 1,092nd 1,229th
    Forsyth–Edwards Notation
    676th 495th 192nd
    Fractions
    379th 719th 1,084th 10th
    Game of Life
    260th 87th 428th
    Gijswijt’s Sequence
    455th
    Happy Numbers
    1,356th398th89th 732nd 686th 1,178th393rd 397th 52nd 6th 325th87th790th 2,257th
    Happy Numbers (Long)
    722nd 680th 267th 355th 737th 766th 872nd740th 527th
    Hexdump
    321st 415th 99th
    Intersection
    358th 170th
    Inventory Sequence
    426th 379th 257th
    ISBN
    350th405th272nd 55th 521st 939th
    Jacobi Symbol
    16th 210th
    Kolakoski Constant
    243rd 343rd
    Kolakoski Sequence
    565th291st 800th 1,004th334th 616th 804th 648th 387th 581st
    Leap Years
    4,386th558th 2,082nd 78th 2,490th 1,989th 806th 1,609th2,126th
    Levenshtein Distance
    626th 88th 510th 647th 124th
    Leyland Numbers
    232nd 182nd 609th 532nd 148th 4th 599th
    ln 2
    77th 435th
    Look and Say
    174th 218th
    Lucky Numbers
    185th
    Lucky Tickets
    278th
    Maze
    325th 362nd
    Medal Tally
    407th
    Morse Decoder
    148th 86th 155th
    Morse Encoder
    157th 123rd 131st 99th
    Musical Chords
    368th
    Niven Numbers
    2,041st1,743rd1,600th1,175th1,024th2,976th263rd942nd444th2,640th1,303rd849th2,031st289th919th731st802nd1,256th1,434th982nd1,770th333rd2,554th1,225th3,039th72nd1,143rd3,101st 362nd552nd1,031st1,242nd1,585th659th205th829th8th1,063rd54th194th404th2,619th547th789th1,408th2,955th758th
    Niven Numbers (Long)
    849th 1,361st 566th537th21st73rd
    Number Spiral
    799th 421st
    Odious Numbers
    2,869th703rd673rd 488th 1,322nd 1,195th 149th 2,843rd379th 2,149th1,598th645th 759th1,627th 46th 735th1,369th1,163rd 2,377th
    Odious Numbers (Long)
    614th 927th 129th 889th 44th
    Ordinal Numbers
    670th 45th 149th 677th 195th 108th510th 2nd
    Pangram Grep
    1,651st 1,331st343rd329th 241st 1,204th56th 1,199th 1,927th 259th 129th 119th537th 1,676th328th
    Pascal’s Triangle
    2,590th775th 1st 572nd 296th 749th 244th 145th1,324th
    Pernicious Numbers
    613th1,366th806th 2,422nd463rd354th531st 247th842nd709th1,244th730th1,187th679th 1,667th124th1,411th2,075th180th 390th559th900th862nd219th298th150th 40th 110th174th432nd1,953rd880th601st927th 648th
    Pernicious Numbers (Long)
    830th1st 893rd 152nd 877th
    Poker
    142nd
    Prime Numbers
    2,801st 2,983rd1,010th1,716th1,176th 1,967th 1,687th1,916th971st 330th1st 3,000th178th2,043rd 741st1,426th1,743rd1,289th901st1,373rd309th 432nd 222nd238th918th 503rd
    Prime Numbers (Long)
    706th1,139th627th 1,212th 1st 2,132nd1,062nd 1,074th 222nd 891st327th
    Proximity Grid
    225th 234th 364th
    QR Decoder
    313th
    Quine
    1st 273rd 2,179th 1,456th3,406th 649th2,668th 1,728th 1,629th 732nd 3,916th2,299th3,872nd 2,454th1,334th1,734th 2,874th547th3,060th3,561st 169th 3,850th476th3,586th 2,707th 2,602nd
    Recamán
    52nd 684th 481st
    Repeating Decimals
    4th
    Reverse Polish Notation
    560th 1st 375th 678th
    Rijndael S-box
    189th
    Rock-paper-scissors-Spock-lizard
    196th 151st 247th 120th 360th 164th 309th435th
    Roman to Arabic
    440th 121st 572nd 361st 479th
    ROT13
    299th
    Rule 110
    205th 314th 90th 292nd 317th 369th
    Seven Segment
    121st 98th 262nd 226th 381st207th
    SI Units
    270th
    Sierpiński Triangle
    549th 472nd 124th 283rd 396th
    Smith Numbers
    340th 356th 157th 599th 429th
    Spelling Numbers
    555th 1st 215th 409th
    Star Wars Opening Crawl
    347th
    Sudoku
    107th 173rd
    Sudoku (Fill-in)
    106th 49th 274th 264th
    Ten-pin Bowling
    421st
    Tic-tac-toe
    654th
    Time Distance
    483rd
    Tongue-twisters
    188th538th240th 582nd45th 524th 258th 263rd
    United States
    215th 442nd9th 395th
    Vampire Numbers
    319th 111th 218th
    Van Eck Sequence
    457th470th 920th303rd 44th 383rd
    Zodiac Signs
    282nd 377th
    γ
    1st
    λ
    598th105th288th 388th 74th 176th 413th 480th 557th65th 165th
    π
    1,867th668th 355th7th 637th 83rd 595th
    τ
    1,248th 300th15th 576th 61st 544th
    φ
    1,717th 344th213th 627th 13th 114th
    √2
    1,957th 385th138th 751st 450th 1,011th
    𝑒
    1,791st784th 518th20th 894th 529th 739th