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    The Chess Move Validation hole will go live in approximately . Why not try and solve it ahead of time?

    Florian-Mt

    41,671
    37,997
    🥇3
    🥈0
    🥉0

    I am a computer science engineer from Brittany, and want to have some fun doing code golf here.

    69 / 133 Holes

    🔣

    43 / 65 Langs

    🏆

    36 / 116 Cheevos

    📅

    12 Days of Christmas
    2,621st2,140th 2,169th
    24 Game
    574th
    99 Bottles of Beer
    2,566th 2,609th
    Abundant Numbers
    3,610th 2,549th2,755th 1,772nd 2,261st 935th3,422nd
    Abundant Numbers (Long)
    2,291st 1,673rd2,059th 1,671st1,573rd 1,213th 1,174th2,147th
    Alphabetic Numbers
    276th 272nd
    Arabic to Roman
    1,439th1,158th 1,009th 1,473rd
    Arithmetic Numbers
    1,283rd 956th 1,085th
    Arrows
    979th 950th
    Ascending Primes
    915th 912th
    ASCII Table
    1,451st1,238th 1,435th
    Calendar
    446th 285th
    Card Number Validation
    670th 728th
    Catalan Numbers
    1,283rd 1,329th
    Christmas Trees
    1,619th1,658th 1,623rd
    Collatz
    1,742nd 1,398th 2,100th
    CSS Colors
    1,029th 1,011th
    Cubes
    829th 640th
    Day of Week
    371st 939th
    Diamonds
    1,821st 1,816th
    Divisors
    4,338th 3,054th 4,448th
    Emirp Numbers
    2,464th1,889th 1,653rd 1,930th
    Emirp Numbers (Long)
    1,093rd995th 840th 888th
    Emojify
    880th 1,073rd
    Evil Numbers
    4,089th3,535th 3,050th 1,871st
    Evil Numbers (Long)
    2,273rd2,072nd 1,899th 1,129th
    Factorial Factorisation
    788th
    Fibonacci
    6,340th 5,354th 9,131st 5,844th
    Fizz Buzz
    2,250th5,361st 6,000th 7,224th 7,411th
    Foo Fizz Buzz Bar
    1,088th1,690th 1,994th 2,678th
    Fractions
    1,292nd 1,618th 1,624th
    Game of Life
    523rd 611th
    Happy Numbers
    2,567th 2,760th
    Happy Numbers (Long)
    1,528th 1,438th
    ISBN
    1,588th 1,579th
    Leap Years
    3,886th 2,138th 3,146th 2,666th
    Levenshtein Distance
    528th
    Leyland Numbers
    1,203rd 1,034th
    Look and Say
    1,078th
    Lucky Numbers
    989th 1,005th 1,058th
    Medal Tally
    523rd 599th
    Morse Decoder
    692nd
    Morse Encoder
    675th 655th
    Niven Numbers
    3,191st 2,440th 3,688th
    Niven Numbers (Long)
    1,714th 1,274th 2,032nd
    Odious Numbers
    3,384th2,920th 2,532nd 1,479th
    Odious Numbers (Long)
    2,028th1,827th 1,698th 1,096th
    Ordinal Numbers
    1,307th 1,478th
    Pangram Grep
    1,994th 1,630th 1,288th
    Pascal’s Triangle
    2,282nd 2,239th 2,438th
    Pernicious Numbers
    3,184th 2,822nd 2,357th
    Pernicious Numbers (Long)
    1,295th 992nd
    Prime Numbers
    3,802nd4,308th4,413th2,207th4,634th2,708th3,365th4,069th4,388th4,906th3,492nd3,870th3,726th4,581st5,133rd4,859th2,383rd3,970th3,077th4,861st2,434th3,744th4,704th880th3,921st2,843rd3,818th4,112th5,010th3,673rd5,447th2,874th4,234th3,287th5,113th3,312th1,460th4,137th3,036th5,247th2,833rd3,955th2,656th
    Prime Numbers (Long)
    2,115th2,667th2,296th1,581st2,534th1,716th2,129th1,979th2,404th2,611th1,624th2,127th2,228th2,343rd2,587th2,545th1,622nd2,140th1,672nd2,231st1,679th2,285th2,519th663rd1,494th1,469th2,200th2,017th2,526th2,281st2,726th1,788th2,450th2,248th2,709th2,087th602nd2,437th1,973rd2,585th1,596th2,171st1,431st
    Reverse Polish Notation
    870th 959th 887th
    Rock-paper-scissors-Spock-lizard
    615th
    Roman to Arabic
    981st 850th 1,348th
    Seven Segment
    1,364th 1,166th
    Smith Numbers
    955th 916th 968th
    Spelling Numbers
    622nd 892nd
    Star Wars Opening Crawl
    439th
    Time Distance
    589th
    Tongue-twisters
    1,578th
    Transpose Sentence
    756th
    United States
    1,280th
    Zodiac Signs
    612th 620th
    φ
    1,243rd
    √2
    666th
    𝑒
    638th