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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
    14th 125th
    99 Bottles of Beer
    367th
    Abundant Numbers
    121st273rd 1,009th
    Abundant Numbers (Long)
    64th140th 356th
    Arabic to Roman
    299th
    Arithmetic Numbers
    333rd
    Arrows
    35th108th 291st
    Ascending Primes
    229th
    ASCII Table
    328th
    Card Number Validation
    187th
    Catalan Numbers
    241st
    Catalan’s Constant
    148th
    Christmas Trees
    44th 212th
    Collatz
    560th
    CSS Colors
    233rd
    Cubes
    268th
    Day of Week
    31st 123rd
    Diamonds
    245th
    Divisors
    1,109th
    Emirp Numbers
    451st
    Emirp Numbers (Long)
    239th
    Emojify
    29th100th 194th
    Evil Numbers
    491st
    Evil Numbers (Long)
    310th
    Factorial Factorisation
    178th
    Farey Sequence
    154th
    Fibonacci
    221st 1,021st
    Fizz Buzz
    74th387th1,247th 1,540th
    Foo Fizz Buzz Bar
    94th288th 620th
    Forsyth–Edwards Notation
    105th
    Fractions
    451st
    Game of Life
    159th
    Gijswijt’s Sequence
    78th
    Happy Numbers
    107th
    Happy Numbers (Long)
    342nd
    Hexdump
    17th
    Intersection
    22nd
    Inventory Sequence
    172nd
    ISBN
    115th 318th
    Kolakoski Sequence
    99th 277th
    Leap Years
    370th
    Leyland Numbers
    315th
    Look and Say
    134th 331st
    Morse Decoder
    211th
    Morse Encoder
    209th
    Niven Numbers
    766th
    Niven Numbers (Long)
    395th
    Number Spiral
    123rd
    Odious Numbers
    509th
    Odious Numbers (Long)
    120th 320th
    Ordinal Numbers
    202nd 270th
    Pangram Grep
    206th 456th
    Pascal’s Triangle
    213th
    Pernicious Numbers
    324th
    Pernicious Numbers (Long)
    213th
    Prime Numbers
    440th
    Prime Numbers (Long)
    70th 66th 21st383rd
    Quine
    72nd
    Recamán
    310th
    Reverse Polish Notation
    90th
    Rock-paper-scissors-Spock-lizard
    249th
    Roman to Arabic
    278th
    Set
    111th
    Seven Segment
    263rd
    Sierpiński Triangle
    315th
    Sudoku
    80th
    Time Distance
    154th
    Tongue-twisters
    204th
    United States
    305th
    Van Eck Sequence
    234th
    Zeckendorf Representation
    112th
    γ
    87th
    π
    214th
    τ
    273rd
    φ
    271st
    √2
    409th
    𝑒
    234th