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

    CornerMercury 🇬🇧

    104,357
    109,057
    🥇132
    🥈3
    🥉10

    A

    123 / 123 Holes

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    36 / 62 Langs

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    52 / 98 Cheevos

    📅

    12 Days of Christmas
    133rd
    24 Game
    10th 12th
    99 Bottles of Beer
    146th
    Abundant Numbers
    23rd 19th 54th
    Abundant Numbers (Long)
    24th 18th 32nd
    Arabic to Roman
    48th1st
    Arithmetic Numbers
    24th 32nd
    Arrows
    40th
    Ascending Primes
    31st
    ASCII Table
    40th
    Billiards
    20th
    brainfuck
    42nd
    Card Number Validation
    26th
    Catalan Numbers
    1st 8th 21st 1st
    Catalan’s Constant
    28th
    Christmas Trees
    321st
    Collatz
    26th 36th
    CSS Colors
    1st 41st
    Cubes
    30th
    Day of Week
    23rd 1st 1st1st
    DFA Simulator
    12th
    Diamonds
    69th
    Divisors
    1st 19th 1st 1st
    Emirp Numbers
    34th
    Emirp Numbers (Long)
    14th
    Emojify
    23rd
    Evil Numbers
    155th 5th 28th 38th 1st 85th
    Evil Numbers (Long)
    95th 1st 26th 34th 1st
    Factorial Factorisation
    53rd
    Farey Sequence
    28th
    Fibonacci
    34th 110th4th 1st30th 1st 41st1st 1st 7th86th
    Fizz Buzz
    11th31st 27th 16th 1st 9th 1st 1st 1st
    Foo Fizz Buzz Bar
    1st 23rd 1st
    Forsyth–Edwards Notation
    28th
    Fractions
    94th 1st
    Game of Life
    55th
    Gijswijt’s Sequence
    39th
    Happy Numbers
    8th 6th 1st
    Happy Numbers (Long)
    6th 47th
    Hexdump
    31st
    Hilbert Curve
    28th
    Intersection
    3rd 52nd
    Inventory Sequence
    28th
    ISBN
    38th
    Jacobi Symbol
    59th
    Kaprekar Numbers
    27th
    Kolakoski Constant
    23rd
    Kolakoski Sequence
    73rd
    Leap Years
    5th 17th 1st 7th16th
    Levenshtein Distance
    1st 1st
    Leyland Numbers
    22nd 8th
    ln 2
    29th 9th 1st
    Look and Say
    22nd
    Lucky Numbers
    23rd
    Lucky Tickets
    1st 1st
    Mahjong
    24th
    Mandelbrot
    16th
    Maze
    11th
    Medal Tally
    31st
    Minesweeper
    15th
    Morse Decoder
    27th
    Morse Encoder
    74th
    Musical Chords
    41st
    N Queens
    29th
    Niven Numbers
    28th 1st 1st 23rd 1st
    Niven Numbers (Long)
    26th 22nd 20th
    Number Spiral
    33rd
    Odious Numbers
    130th 4th 22nd 34th 1st
    Odious Numbers (Long)
    80th 5th 27th 32nd 1st
    Ordinal Numbers
    4th
    PalindromemordnilaP
    15th 10th
    Pangram Grep
    12th13th11th74th 33rd30th 26th 1st 85th15th 24th 13th 42nd 29th 4th17th
    Partition Numbers
    23rd
    Pascal’s Triangle
    56th
    Pernicious Numbers
    26th 1st
    Pernicious Numbers (Long)
    21st 1st
    Poker
    27th
    Polyominoes
    41st
    Prime Numbers
    44th27th 14th41st 1st 1st 1st 12th
    Prime Numbers (Long)
    20th 24th 1st 1st 1st
    Proximity Grid
    32nd
    QR Decoder
    41st
    Quine
    1st 24th1st 1st 2nd1st 1st 1st 32nd3rd 1st185th 1st 1st 1st1st1st 1st 1st91st1st
    Recamán
    13th 24th
    Repeating Decimals
    28th
    Reverse Polish Notation
    1st 77th
    Reversi
    43rd
    Rijndael S-box
    31st
    Rock-paper-scissors-Spock-lizard
    40th
    Roman to Arabic
    14th 24th1st
    ROT13
    6th 1st 34th
    Rule 110
    37th
    Scrambled Sort
    7th
    Set
    17th 33rd
    Seven Segment
    66th
    SI Units
    54th
    Sierpiński Triangle
    69th
    Smith Numbers
    25th
    Spelling Numbers
    1st 37th
    Star Wars GPT
    38th
    Star Wars Opening Crawl
    48th
    Sudoku
    39th
    Sudoku (Fill-in)
    33rd
    Ten-pin Bowling
    33rd
    Tic-tac-toe
    35th
    Time Distance
    93rd
    Tongue-twisters
    29th 36th
    Topological Sort
    37th
    Tower of Hanoi
    3rd 7th
    Transpose Sentence
    14th 51st
    Trinomial Triangle
    7th 19th
    United States
    64th
    Vampire Numbers
    54th
    Van Eck Sequence
    14th 23rd
    Zeckendorf Representation
    36th
    Zodiac Signs
    45th
    γ
    46th 24th
    λ
    17th
    π
    7th 8th 51st 15th
    τ
    7th 7th 10th
    φ
    1st 12th 1st
    √2
    32nd 1st
    𝑒
    33rd 1st