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

    KasperKivimaeki (he/him) 🇫🇮

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    2600 lichess bullet - 2123 FIDE - TCC >> GCC

    123 / 123 Holes

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    24 / 62 Langs

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    62 / 99 Cheevos

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    4 Referrals

    12 Days of Christmas
    4th 832nd 22nd
    24 Game
    3rd 85th
    99 Bottles of Beer
    2nd 3rd 11th 39th 128th
    Abundant Numbers
    2nd 9th 6th 17th10th 169th
    Abundant Numbers (Long)
    7th 1st 1st 20th4th 8th 93rd
    Arabic to Roman
    8th
    Arithmetic Numbers
    💎 1st 1st 5th💎46th 2nd 217th
    Arrows
    6th
    Ascending Primes
    5th 4th 4th 63rd
    ASCII Table
    💎 💎 7th 5th 74th
    Billiards
    3rd 6th 10th 46th
    brainfuck
    11th💎12th💎 💎2nd2nd73rd 15th 76th 7th
    Card Number Validation
    3rd 2nd 5th 50th
    Catalan Numbers
    6th 13th 10th 85th
    Catalan’s Constant
    1st 126th
    Christmas Trees
    23rd2nd 4th 203rd
    Collatz
    23rd 5th 10th 💎3rd 8th 123rd
    CSS Colors
    5th 11th 296th
    Cubes
    💎 3rd
    Day of Week
    1st 12th 1st 63rd 70th1st
    DFA Simulator
    💎 💎 66th
    Diamonds
    11th 13th 94th
    Divisors
    1st 9th 45th5th 40th 1st
    Emirp Numbers
    6th 14th 18th 111th
    Emirp Numbers (Long)
    7th 7th 148th
    Emojify
    💎
    Evil Numbers
    5th 3rd 9th4th 1st
    Evil Numbers (Long)
    2nd 1st 12th7th 17th 38th
    Factorial Factorisation
    2nd 6th 41st
    Farey Sequence
    1st 11th 45th
    Fibonacci
    24th 3rd42nd1st 1st1st1st 1st28th110th1st 81st 17th
    Fizz Buzz
    1st109th3rd 10th1st1st 1st 209th
    Foo Fizz Buzz Bar
    1st 2nd 11th 131st
    Forsyth–Edwards Notation
    2nd 3rd 💎 72nd
    Fractions
    1st 21st 11th 76th 58th 1st
    Game of Life
    1st 1st 67th
    Gijswijt’s Sequence
    3rd 6th 65th
    Happy Numbers
    10th 26th 31st21st 100th
    Happy Numbers (Long)
    2nd 3rd 13th6th 134th
    Hexdump
    6th 67th
    Hilbert Curve
    1st 3rd 2nd 38th
    Intersection
    8th 5th 108th
    Inventory Sequence
    2nd 2nd 10th8th 106th
    ISBN
    💎 6th 7th26th 103rd
    Jacobi Symbol
    4th 4th 1st 75th
    Kaprekar Numbers
    12th 6th 103rd
    Kolakoski Constant
    5th
    Kolakoski Sequence
    9th 12th 15th 125th
    Leap Years
    4th 3rd 11th 1st 54th
    Levenshtein Distance
    6th 1st 50th
    Leyland Numbers
    3rd 3rd 1st
    ln 2
    💎 3rd 42nd
    Look and Say
    10th 15th 113th 148th
    Lucky Numbers
    7th 4th 6th 52nd
    Lucky Tickets
    6th 6th 63rd
    Mahjong
    💎 💎 2nd 26th
    Mandelbrot
    4th 4th 9th 20th 51st
    Maze
    4th 3rd
    Medal Tally
    3rd 50th
    Minesweeper
    2nd 💎 4th
    Morse Decoder
    6th
    Morse Encoder
    3rd 4th
    Musical Chords
    4th
    N Queens
    5th 6th 19th 54th
    Niven Numbers
    16th 1st 1st 1st3rd1st 1st 39th
    Niven Numbers (Long)
    8th 20th 19th25th 5th 60th
    Number Spiral
    11th 12th 69th
    Odious Numbers
    3rd 3rd 4th4th39th 1st
    Odious Numbers (Long)
    5th 💎 7th1st 16th 1st
    Ordinal Numbers
    3rd 2nd 3rd 147th
    PalindromemordnilaP
    2nd 89th
    Pangram Grep
    4th 3rd 6th5th51st 116th
    Partition Numbers
    7th 10th 7th 74th
    Pascal’s Triangle
    7th 15th 103rd
    Pernicious Numbers
    1st 1st 1st 1st1st 1st 1st
    Pernicious Numbers (Long)
    9th 13th 42nd
    Poker
    💎 3rd
    Polyominoes
    💎 3rd 💎 27th
    Prime Numbers
    1st13th7th35th 22nd5th 8th 82nd
    Prime Numbers (Long)
    1st 10th 6th1st 6th 51st
    Proximity Grid
    2nd 2nd
    QR Decoder
    8th
    Quine
    136th 1st81st5th 26th 1st 30th 72nd
    Recamán
    1st 11th 11th 102nd
    Repeating Decimals
    3rd
    Reverse Polish Notation
    2nd 7th 70th
    Reversi
    9th
    Rijndael S-box
    6th36th
    Rock-paper-scissors-Spock-lizard
    💎 6th
    Roman to Arabic
    1st 3rd 10th 64th
    ROT13
    2nd13th3rd 10th 1st 12th 7th
    Rule 110
    2nd 3rd 128th
    Scrambled Sort
    💎 3rd 7th 37th
    Set
    1st 2nd 77th
    Seven Segment
    2nd 2nd 67th
    SI Units
    2nd 2nd
    Sierpiński Triangle
    1st6th1st 6th4th 1st 17th
    Smith Numbers
    💎 2nd 💎 1st9th💎 💎 82nd
    Spelling Numbers
    💎 5th 6th
    Star Wars GPT
    4th 9th 51st
    Star Wars Opening Crawl
    3rd
    Sudoku
    3rd
    Sudoku (Fill-in)
    3rd
    Ten-pin Bowling
    4th 4th 107th
    Tic-tac-toe
    5th 5th 76th
    Time Distance
    3rd
    Tongue-twisters
    4th 57th
    Topological Sort
    3rd 2nd 2nd 30th
    Tower of Hanoi
    11th1st3rd 1st5th1st11th 37th 5th
    Transpose Sentence
    3rd 70th
    Trinomial Triangle
    8th 37th
    United States
    7th 7th 21st
    Vampire Numbers
    7th 201st
    Van Eck Sequence
    7th 6th 5th2nd 54th
    Zeckendorf Representation
    1st 4th 66th
    Zodiac Signs
    12th
    γ
    💎 6th
    λ
    6th 51st 91st
    π
    💎 2nd 15th 51st
    τ
    💎 2nd 49th
    φ
    1st 5th 144th
    √2
    1st 4th 1st
    𝑒
    1st 4th 16th 10th 1st9th