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

    btnlq

    105,924
    106,331
    💎66
    🥇508
    🥈127
    🥉121

    112 / 123 Holes

    🔣

    43 / 62 Langs

    🏆

    90 / 99 Cheevos

    📅

    10 Holes Authored

    12 Days of Christmas
    75th 52nd
    24 Game
    99 Bottles of Beer
    73rd
    Abundant Numbers
    394th 76th 87th 328th 593rd235th318th 322nd981st 499th
    Abundant Numbers (Long)
    342nd 90th242nd 364th 176th
    Arabic to Roman
    474th155th
    Arithmetic Numbers
    113th 44th
    Arrows
    35th 25th 14th
    Ascending Primes
    95th
    ASCII Table
    52nd 84th 24th155th68th
    Billiards
    8th
    brainfuck
    95th 2nd
    Card Number Validation
    4th
    Catalan Numbers
    673rd336th532nd 249th 192nd357th42nd
    Catalan’s Constant
    58th62nd
    Christmas Trees
    178th 98th202nd299th
    Collatz
    262nd 146th 696th 173rd 445th 414th
    CSS Colors
    206th 41st 106th
    Cubes
    124th 83rd
    Day of Week
    226th 406th 1st 61st
    DFA Simulator
    10th
    Diamonds
    446th 142nd 62nd 46th113th35th
    Divisors
    1,834th 469th 697th 940th998th 492nd891st 692nd 900th537th 672nd1,237th28th 581st 1,502nd 870th
    Emirp Numbers
    106th 88th 239th 268th 75th230th21st 314th579th
    Emirp Numbers (Long)
    57th 297th 35th
    Emojify
    3rd 152nd
    Evil Numbers
    642nd 353rd 1,104th 455th 1,255th 1,723rd583rd45th 774th2,471st 874th
    Evil Numbers (Long)
    595th 356th 248th 749th 643rd 617th540th 453rd41st
    Factorial Factorisation
    43rd 41st
    Farey Sequence
    228th 5th
    Fibonacci
    2,061st2,189th2,239th2,725th 746th398th641st3,330th439th1,892nd1,144th2,741st1,082nd1,091st1,118th834th456th2,827th489th214th2,012th511th2,088th525th2,508th2,161st1,958th3,320th3,224th376th1,871st45th1,970th1,952nd1,169th1,031st 2,469th2,069th2,093rd1,059th1,888th
    Fizz Buzz
    1,333rd 3,352nd 4,202nd3,259th 3,726th 709th 3,152nd 25th3,247th60th 5,052nd 1,994th
    Foo Fizz Buzz Bar
    406th 851st 739th 737th612th 356th 927th 255th667th11th 515th
    Forsyth–Edwards Notation
    144th 85th 56th
    Fractions
    215th 471st 520th 342nd 245th431st94th 379th
    Game of Life
    70th 22nd
    Gijswijt’s Sequence
    137th 120th 22nd
    Happy Numbers
    454th 182nd 809th 158th309th 297th 397th255th 230th318th30th 469th1,157th 403rd
    Happy Numbers (Long)
    215th 140th 372nd 110th293rd 151st 584th 382nd254th83rd 236th
    Hexdump
    149th 17th
    Intersection
    60th 108th 109th 65th476th32nd
    Inventory Sequence
    284th 67th 34th
    ISBN
    43rd 295th503rd158th
    Jacobi Symbol
    108th
    Kolakoski Constant
    38th 175th
    Kolakoski Sequence
    492nd 203rd
    Leap Years
    148th 200th 19th 137th 1,526th
    Levenshtein Distance
    124th 425th342nd47th
    Leyland Numbers
    340th 188th 261st327th 174th 191st 212th308th23rd 627th 239th
    ln 2
    287th232nd 228th 28th
    Look and Say
    243rd 163rd 72nd326th81st
    Lucky Numbers
    28th
    Lucky Tickets
    188th 144th 56th152nd 101st178th13th
    Maze
    9th
    Medal Tally
    22nd 6th
    Morse Decoder
    37th
    Morse Encoder
    107th87th16th
    Musical Chords
    146th
    N Queens
    48th 8th
    Niven Numbers
    619th 390th 364th628th 739th426th 528th945th49th 1,328th2,287th 855th
    Niven Numbers (Long)
    288th 235th 304th341st 283rd 454th1,081st 56th 1,225th
    Number Spiral
    165th
    Odious Numbers
    352nd 222nd 939th 887th 347th 1,125th 1,673rd479th43rd 664th2,284th 531st
    Odious Numbers (Long)
    1,118th 317th 196th 652nd 442nd 575th481st 376th41st
    Ordinal Numbers
    132nd 365th 222nd 136th393rd191st 119th3rd
    PalindromemordnilaP
    122nd 16th
    Pangram Grep
    678th 279th 393rd 394th 505th730th33rd 198th1,622nd 469th
    Pascal’s Triangle
    660th 225th 396th 481st 476th458th49th 955th 446th
    Pernicious Numbers
    626th 387th 925th 1,206th955th 876th 813th 133rd792nd38th 1,143rd1,707th 647th
    Pernicious Numbers (Long)
    303rd 222nd 287th213th 34th
    Poker
    63rd
    Polyominoes
    23rd
    Prime Numbers
    930th 655th 933rd2,140th 333rd638th 629th 803rd376th 313th612th115th 869th1,828th 735th
    Prime Numbers (Long)
    736th 374th 491st 1,008th 920th667th 1,122nd 615th515th 834th634th104th 591st
    Proximity Grid
    33rd
    QR Decoder
    25th 31st
    Quine
    1,833rd166th
    Recamán
    197th 136th 297th 171st300th73rd 156th
    Repeating Decimals
    20th
    Reverse Polish Notation
    263rd 101st 302nd 128th 454th54th 244th
    Rijndael S-box
    4th 12th
    Rock-paper-scissors-Spock-lizard
    20th 23rd
    Roman to Arabic
    224th 193rd336th82nd
    ROT13
    9th
    Rule 110
    215th217th69th
    Scrambled Sort
    29th
    Set
    45th
    Seven Segment
    22nd22nd 52nd 210th 9th
    SI Units
    4th
    Sierpiński Triangle
    141st 125th123rd182nd
    Smith Numbers
    189th 22nd 357th140th16th
    Spelling Numbers
    171st
    Star Wars GPT
    Star Wars Opening Crawl
    47th
    Sudoku
    31st
    Sudoku (Fill-in)
    49th19th
    Ten-pin Bowling
    55th 62nd
    Tic-tac-toe
    83rd
    Time Distance
    34th
    Tongue-twisters
    235th65th86th
    Transpose Sentence
    153rd 37th
    Trinomial Triangle
    11th
    United States
    193rd
    Vampire Numbers
    171st 35th 395th118th52nd 79th
    Van Eck Sequence
    131st 147th 273rd168th13th 189th
    Zeckendorf Representation
    12th
    Zodiac Signs
    35th
    γ
    89th 67th
    λ
    542nd 142nd 74th 156th353rd
    π
    1,671st 253rd 150th142nd95th 1,335th
    τ
    129th101st
    φ
    327th 185th265th38th
    √2
    452nd 401st 265th292nd40th
    𝑒
    589th 443rd 467th 475th 358th283rd66th 375th