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

    jacekwladzinski

    55,127
    47,896
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    82 / 123 Holes

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    21 / 62 Langs

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    30 / 99 Cheevos

    📅

    12 Days of Christmas
    1,195th
    99 Bottles of Beer
    1,353rd
    Abundant Numbers
    220th 1,664th
    Abundant Numbers (Long)
    373rd 989th
    Arabic to Roman
    707th
    Arithmetic Numbers
    741st
    Arrows
    676th
    Ascending Primes
    694th
    ASCII Table
    1,920th
    brainfuck
    903rd
    Catalan Numbers
    696th
    Catalan’s Constant
    657th
    Christmas Trees
    1,417th
    Collatz
    1,906th
    CSS Colors
    861st
    Day of Week
    758th
    Diamonds
    806th
    Divisors
    2,928th3,244th3,437th 1,982nd4,500th 28th 415th 3,787th
    Emirp Numbers
    1,394th
    Emirp Numbers (Long)
    665th
    Emojify
    700th
    Evil Numbers
    2,489th 217th 4,139th
    Evil Numbers (Long)
    1,517th 112th 2,165th
    Factorial Factorisation
    611th
    Farey Sequence
    594th
    Fibonacci
    6,064th7,232nd5,446th4,892nd4,470th7,218th4,201st3,723rd6,601st7,492nd5,538th7,874th7,799th7,617th45th6,764th3,061st4,405th6,140th5,798th5,500th
    Fizz Buzz
    2,214th 10,310th
    Foo Fizz Buzz Bar
    672nd
    Fractions
    1,407th
    Game of Life
    625th
    Gijswijt’s Sequence
    479th
    Happy Numbers
    1,587th
    Happy Numbers (Long)
    921st
    Intersection
    427th
    Inventory Sequence
    648th
    ISBN
    956th
    Kolakoski Constant
    435th
    Kolakoski Sequence
    580th
    Leap Years
    2,191st
    Levenshtein Distance
    883rd
    Leyland Numbers
    649th
    ln 2
    592nd
    Look and Say
    502nd
    Lucky Numbers
    659th
    Lucky Tickets
    347th
    Mandelbrot
    283rd
    Minesweeper
    285th
    N Queens
    272nd
    Niven Numbers
    2,214th 3,453rd
    Niven Numbers (Long)
    1,146th 1,802nd
    Number Spiral
    777th
    Odious Numbers
    1,137th 2,636th
    Odious Numbers (Long)
    952nd 1,961st
    Ordinal Numbers
    725th
    PalindromemordnilaP
    331st
    Pangram Grep
    1,407th
    Partition Numbers
    480th
    Pascal’s Triangle
    330th
    Pernicious Numbers
    1,350th
    Polyominoes
    645th
    Prime Numbers
    1,630th
    Prime Numbers (Long)
    1,636th
    Quine
    555th
    Recamán
    840th
    Reverse Polish Notation
    578th
    Rijndael S-box
    996th
    ROT13
    201st
    Scrambled Sort
    88th
    Smith Numbers
    626th
    Topological Sort
    262nd
    Transpose Sentence
    447th
    Trinomial Triangle
    194th
    United States
    1,102nd
    Vampire Numbers
    409th
    Van Eck Sequence
    174th
    Zeckendorf Representation
    504th
    Zodiac Signs
    394th
    γ
    815th
    π
    1,323rd
    φ
    886th
    √2
    991st
    𝑒
    768th