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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?

    sciencejiho (he/him)

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    I am an AI researcher with expertise in multimodal learning, time-series analysis, and its medical/industrial AI applications.

    46 / 126 Holes

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    55 / 64 Langs

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    44 / 109 Cheevos

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    1 Referral

    12 Days of Christmas
    1,725th 1,950th
    Abundant Numbers
    2,011th
    Arabic to Roman
    1,445th 1,331st
    Arithmetic Numbers
    1,463rd 1,159th 1,034th 1,407th1,571st 991st 1,143rd 1,183rd
    Arrows
    1,226th
    Ascending Primes
    1,265th 1,327th 954th 1,041st
    Card Number Validation
    853rd 717th
    Catalan’s Constant
    1,054th 1,521st
    CSS Colors
    1,161st
    Day of Week
    1,423rd1,231st1,367th 1,070th
    Divisors
    2,079th
    Emojify
    1,116th
    Factorial Factorisation
    722nd
    Farey Sequence
    997th
    Fizz Buzz
    5,790th 4,414th8,493rd 1,272nd12,564th 7,279th2,217th 4,540th 3,186th
    Fractions
    1,248th
    Intersection
    1,072nd
    ISBN
    1,489th
    Kaprekar Numbers
    931st 992nd
    Leap Years
    3,856th
    Levenshtein Distance
    1,121st
    ln 2
    1,331st1,241st1,115th1,216th1,384th1,232nd
    Minesweeper
    N Queens
    522nd
    Niven Numbers
    2,938th
    Niven Numbers (Long)
    1,538th
    Ordinal Numbers
    1,515th 1,535th
    PalindromemordnilaP
    577th
    Prime Numbers
    2,702nd
    Quine
    3,747th 274th 5,010th5,193rd3,203rd 5,239th 4,041st4,730th2,206th 5,551st5,595th5,515th4,271st 4,758th 5,289th 3,524th3,657th 5,281st3,958th5,447th 761st5,370th 2,520th3,662nd5,557th 2,892nd
    Repeating Decimals
    462nd
    Rock-paper-scissors-Spock-lizard
    847th
    Roman to Arabic
    1,095th
    Scrambled Sort
    533rd 475th
    Seven Segment
    1,307th
    Spelling Numbers
    934th
    Star Wars Opening Crawl
    420th
    Tic-tac-toe
    548th
    United States
    1,239th
    Vampire Numbers
    1,167th 1,359th
    γ
    600th782nd1,035th822nd709th623rd1,118th1,242nd873rd960th1,502nd1,306th1,373rd1,355th1,252nd1,058th1,259th1,328th 1,126th1,032nd1,568th1,393rd 554th1,135th1,442nd1,578th1,205th1,202nd919th805th495th746th1,400th706th1,452nd1,306th1,464th992nd1,537th902nd1,525th857th 586th749th928th851st347th1,166th505th1,007th
    λ
    1,031st1,455th1,139th947th1,038th1,357th1,631st1,253rd1,991st2,244th1,690th2,075th1,902nd1,581st2,002nd1,612th1,727th 1,132nd
    π
    2,876th2,695th2,247th2,767th2,957th2,645th2,655th2,315th3,123rd3,598th3,770th3,256th2,912th2,847th3,584th3,174th3,719th 1,971st3,966th3,292nd 2,192nd2,498th3,334th3,932nd 2,362nd2,111th1,795th1,737th3,981st3,063rd3,683rd3,695th3,423rd2,939th3,841st1,858th3,795th1,940th 1,275th1,619th1,987th3,142nd1,448th2,434th2,131st2,395th
    τ
    1,722nd
    φ
    1,969th
    √2
    2,339th
    𝑒
    2,603rd 1,680th 2,303rd