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

    AlephSquirrel

    108,017
    97,772
    🦄4
    💎28
    🥇160
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    123 / 123 Holes

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    54 / 62 Langs

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    72 / 98 Cheevos

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    1 Hole Authored

    12 Days of Christmas
    1,168th 2,147th615th 1,993rd 1,656th
    24 Game
    324th 289th
    99 Bottles of Beer
    1,373rd525th 1,901st 1,338th
    Abundant Numbers
    1,372nd 986th236th 2,495th 772nd 1,907th 955th 699th 721st
    Abundant Numbers (Long)
    1,286th 801st317th 524th 1,132nd 234th 1,401st 799th 839th
    Arabic to Roman
    666th18th 556th 650th 629th 99th
    Arithmetic Numbers
    698th462nd 308th 703rd
    Arrows
    441st256th 432nd 444th
    Ascending Primes
    460th133rd 183rd 428th
    ASCII Table
    806th415th 790th 925th 740th
    Billiards
    287th174th 266th
    brainfuck
    705th445th 464th 642nd
    Card Number Validation
    333rd222nd 466th 516th 308th
    Catalan Numbers
    1,065th 700th347th 813th 136th 234th
    Catalan’s Constant
    405th213th 438th 388th 399th
    Christmas Trees
    1,148th742nd 728th 519th 686th 1,049th
    Collatz
    1,026th 756th374th 2,177th 855th 697th 40th 2,000th 1,817th 1,134th 2,102nd
    CSS Colors
    479th 502nd
    Cubes
    548th379th 650th
    Day of Week
    824th756th 1,132nd 570th 762nd
    DFA Simulator
    332nd349th 382nd 302nd
    Diamonds
    681st288th 378th 904th 684th 652nd
    Divisors
    1,884th 1,662nd722nd 1,214th 383rd 2,266th 1,604th 3,089th 464th 3,154th
    Emirp Numbers
    898th196th 698th 1,119th 832nd
    Emirp Numbers (Long)
    506th234th 523rd 476th
    Emojify
    344th78th 200th 💎 133rd 338th
    Evil Numbers
    4,256th 954th 1,206th447th 3,583rd 1,707th 2,729th2,308th 492nd 1,427th 2,545th 45th 2,733rd 2,266th
    Evil Numbers (Long)
    989th 780th351st 1,704th 1,121st 439th 937th 1,596th 115th 1,601st 1,542nd
    Factorial Factorisation
    453rd246th 439th
    Farey Sequence
    647th632nd 281st 267th 595th
    Fibonacci
    2,033rd 1,864th 7,433rd 3,432nd975th 4,323rd 1,954th 5,068th 224th 1,954th 6,448th 55th 1,111th 4,109th
    Fizz Buzz
    8,272nd5,490th12,155th9,814th10,689th11,347th2,237th10,773rd6,176th 7,408th10,299th2,854th1,152nd11,103rd10,242nd2,658th10,823rd10,278th 2,152nd12,381st8,814th4,827th9,512th12,385th12,407th3,483rd7,850th875th7,088th5,672nd5,124th10,418th9,550th9,646th7,458th5,314th10,740th11,855th11,506th1,931st6,130th11,909th5,996th7,412th4,579th9,866th9,226th10,552nd9,861st12,329th3,088th
    Foo Fizz Buzz Bar
    1,260th412th 717th 1,215th 551st 1,731st 2,226th 1,055th 1,283rd
    Forsyth–Edwards Notation
    598th206th 378th 595th
    Fractions
    602nd368th 264th 479th
    Game of Life
    408th189th 383rd
    Gijswijt’s Sequence
    367th242nd 334th
    Happy Numbers
    763rd 1,358th 1,140th469th 2,108th 411th 1,989th 1,127th 486th 487th 1,640th
    Happy Numbers (Long)
    820th 755th271st 583rd 532nd 593rd 780th 127th 653rd 884th
    Hexdump
    582nd356th 498th 590th
    Hilbert Curve
    186th167th 192nd
    Intersection
    750th660th 123rd 239th 713th
    Inventory Sequence
    499th922nd 443rd 373rd
    ISBN
    1,300th 789th541st 730th 697th 444th 636th 755th
    Jacobi Symbol
    386th330th 140th 352nd 436th 388th
    Kaprekar Numbers
    324th125th 323rd
    Kolakoski Constant
    281st144th 396th 652nd 270th 283rd
    Kolakoski Sequence
    517th732nd 1,138th 819th 747th 618th 496th
    Leap Years
    765th 1,406th666th 2,223rd 155th 1,052nd 282nd 175th 1,626th 375th
    Levenshtein Distance
    499th643rd 436th
    Leyland Numbers
    475th182nd 268th 751st 398th
    ln 2
    189th651st 627th 442nd 108th
    Look and Say
    625th514th 601st 678th 39th 569th
    Lucky Numbers
    548th334th 330th 490th 482nd
    Lucky Tickets
    309th210th 251st 259th 288th
    Mahjong
    234th240th 235th
    Mandelbrot
    382nd225th 371st
    Maze
    377th405th 369th
    Medal Tally
    433rd446th 412th
    Minesweeper
    208th136th 213th
    Morse Decoder
    331st149th 379th 322nd
    Morse Encoder
    176th 252nd 320th
    Musical Chords
    203rd140th 193rd
    N Queens
    238th 364th
    Niven Numbers
    3,085th 1,332nd 813th1,233rd 2,253rd 1,708th 1,186th 301st 2,051st 8th 2,295th 2,464th
    Niven Numbers (Long)
    532nd750th 1,165th 1,042nd 540th 890th 1,151st 123rd 968th
    Number Spiral
    415th 368th 511th
    Odious Numbers
    3,348th 681st 1,007th341st 2,968th 1,147th 2,428th1,559th 609th 305th 2,751st 43rd 2,394th 2,143rd
    Odious Numbers (Long)
    769th 634th293rd 1,570th 891st 231st 218th 1,698th 41st 1,475th 1,420th
    Ordinal Numbers
    1,002nd308th 749th 966th 609th 926th
    PalindromemordnilaP
    210th 493rd 384th
    Pangram Grep
    1,860th 538th463rd 2,030th1,307th 1,824th 261st 1,231st 480th 1,230th 1,594th 1,731st 2,133rd 601st 1,446th 2,475th
    Partition Numbers
    243rd255th 199th
    Pascal’s Triangle
    795th 959th882nd 470th 81st 1,777th 782nd 570th
    Pernicious Numbers
    501st 1,079th725th 971st 1st 1,351st 170th 1,005th 212th 38th 1,134th 1,719th
    Pernicious Numbers (Long)
    360th210th 872nd 32nd 675th 372nd 235th 617th 869th
    Poker
    383rd278th 143rd 384th
    Polyominoes
    170th134th 166th
    Prime Numbers
    2,764th 1,409th 3,968th 1,246th902nd 2,550th 1,079th 1,183rd547th 360th 1st 303rd 115th 1,578th 2,151st
    Prime Numbers (Long)
    1,019th 1,780th 726th698th 923rd 1,083rd 878th 363rd 1st 1,894th 211th 1,178th 1,522nd
    Proximity Grid
    306th252nd 301st
    QR Decoder
    291st246th 282nd
    Quine
    33rd 4,341st 2,806th1,261st 1,585th 534th 2,174th 4,771st 163rd
    Recamán
    517th170th 469th 1,037th 432nd 1,078th
    Repeating Decimals
    428th336th 433rd
    Reverse Polish Notation
    695th480th 551st 1st 576th
    Reversi
    283rd 144th 281st
    Rijndael S-box
    237th200th 252nd
    Rock-paper-scissors-Spock-lizard
    463rd147th 443rd
    Roman to Arabic
    589th413th 546th 454th 243rd 656th 566th
    ROT13
    482nd439th 616th 255th
    Rule 110
    661st 373rd303rd 297th 339th
    Scrambled Sort
    220th166th 490th 310th 274th
    Set
    302nd334th 164th 250th
    Seven Segment
    332nd 446th92nd 437th
    SI Units
    303rd240th 319th
    Sierpiński Triangle
    505th 570th167th 220th 104th 472nd
    Smith Numbers
    569th309th 537th
    Spelling Numbers
    824th1st 587th
    Star Wars GPT
    132nd 238th223rd 220th
    Star Wars Opening Crawl
    331st347th 332nd
    Sudoku
    293rd 432nd
    Sudoku (Fill-in)
    320th 340th
    Ten-pin Bowling
    472nd411th 471st
    Tic-tac-toe
    375th332nd 290th 370th
    Time Distance
    441st285th 437th
    Tongue-twisters
    994th721st 663rd 972nd
    Topological Sort
    240th226th 212th
    Tower of Hanoi
    626th 368th418th 438th230th 516th 559th 652nd 263rd
    Transpose Sentence
    433rd384th 670th 1st 438th
    Trinomial Triangle
    64th 7th 398th 231st
    United States
    541st121st 169th 283rd 518th251st
    Vampire Numbers
    426th499th 452nd
    Van Eck Sequence
    553rd298th 235th 463rd
    Zeckendorf Representation
    431st355th 434th
    Zodiac Signs
    474th 353rd371st 460th 373rd 336th
    γ
    406th323rd 401st
    λ
    397th453rd 387th 540th
    π
    444th269th 724th 845th 443rd 383rd
    τ
    395th331st 616th 698th 397th 339th
    φ
    445th456th 916th 658th 486th 144th
    √2
    293rd676th 1,057th 732nd 662nd 4th
    𝑒
    279th734th 1,100th 1,047th 504th 67th