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

    Vaekor

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    77 / 123 Holes

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    6 / 62 Langs

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    26 / 99 Cheevos

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    12 Days of Christmas
    17th 217th
    99 Bottles of Beer
    398th
    Abundant Numbers
    121st273rd 1,011th
    Abundant Numbers (Long)
    64th140th 364th
    Arabic to Roman
    311th
    Arithmetic Numbers
    338th
    Arrows
    34th110th 291st
    Ascending Primes
    229th
    ASCII Table
    336th
    Card Number Validation
    187th
    Catalan Numbers
    246th
    Catalan’s Constant
    128th
    Christmas Trees
    44th 248th
    Collatz
    565th
    CSS Colors
    237th
    Cubes
    282nd
    Day of Week
    31st 143rd
    Diamonds
    268th
    Divisors
    1,117th
    Emirp Numbers
    464th
    Emirp Numbers (Long)
    243rd
    Emojify
    28th98th 188th
    Evil Numbers
    491st
    Evil Numbers (Long)
    311th
    Factorial Factorisation
    181st
    Farey Sequence
    156th
    Fibonacci
    221st 1,021st
    Fizz Buzz
    74th387th1,248th 1,567th
    Foo Fizz Buzz Bar
    94th288th 629th
    Forsyth–Edwards Notation
    92nd
    Fractions
    456th
    Game of Life
    164th
    Gijswijt’s Sequence
    90th
    Happy Numbers
    163rd
    Happy Numbers (Long)
    342nd
    Hexdump
    17th
    Intersection
    22nd
    Inventory Sequence
    179th
    ISBN
    116th 318th
    Kolakoski Sequence
    99th 277th
    Leap Years
    377th
    Leyland Numbers
    317th
    Look and Say
    135th 334th
    Morse Decoder
    213th
    Morse Encoder
    217th
    Niven Numbers
    771st
    Niven Numbers (Long)
    398th
    Number Spiral
    131st
    Odious Numbers
    512th
    Odious Numbers (Long)
    120th 322nd
    Ordinal Numbers
    202nd 283rd
    Pangram Grep
    207th 461st
    Pascal’s Triangle
    225th
    Pernicious Numbers
    328th
    Pernicious Numbers (Long)
    218th
    Prime Numbers
    459th
    Prime Numbers (Long)
    70th 66th 21st388th
    Quine
    72nd
    Recamán
    315th
    Reverse Polish Notation
    90th
    Rock-paper-scissors-Spock-lizard
    277th
    Roman to Arabic
    285th
    Set
    112th
    Seven Segment
    271st
    Sierpiński Triangle
    319th
    Sudoku
    94th
    Time Distance
    158th
    Tongue-twisters
    231st
    United States
    308th
    Van Eck Sequence
    241st
    Zeckendorf Representation
    118th
    γ
    93rd
    π
    235th
    τ
    277th
    φ
    277th
    √2
    415th
    𝑒
    238th