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    UnderKoen (he/him) 🇳🇱

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    🥈80
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    12 Days of Christmas
    283rd
    24 Game
    113th
    99 Bottles of Beer
    242nd
    Abundant Numbers
    692nd
    Abundant Numbers (Long)
    512th
    Arabic to Roman
    428th
    Arithmetic Numbers
    1,382nd
    Arrows
    280th
    Ascending Primes
    303rd
    ASCII Table
    135th
    Billiards
    125th
    brainfuck
    214th
    Card Number Validation
    120th
    Catalan Numbers
    700th
    Catalan’s Constant
    123rd
    Christmas Trees
    1,931st
    Collatz
    1,803rd
    CSS Colors
    506th
    Cubes
    54th
    Day of Week
    451st
    DFA Simulator
    169th
    Diamonds
    964th
    Divisors
    1,052nd
    Emirp Numbers
    440th
    Emirp Numbers (Long)
    401st
    Emojify
    548th
    Evil Numbers
    746th
    Evil Numbers (Long)
    1,055th
    Factorial Factorisation
    100th
    Farey Sequence
    262nd
    Fibonacci
    2,443rd
    Fizz Buzz
    1,216th
    Foo Fizz Buzz Bar
    632nd
    Forsyth–Edwards Notation
    386th
    Fractions
    594th
    Game of Life
    160th
    Gijswijt’s Sequence
    127th
    Happy Numbers
    452nd
    Happy Numbers (Long)
    689th
    Hexdump
    131st
    Hilbert Curve
    62nd
    Intersection
    164th
    Inventory Sequence
    406th
    ISBN
    224th
    Jacobi Symbol
    271st
    Kaprekar Numbers
    144th
    Kolakoski Constant
    89th
    Kolakoski Sequence
    816th
    Leap Years
    539th
    Levenshtein Distance
    496th
    Leyland Numbers
    338th
    ln 2
    497th
    Look and Say
    257th
    Lucky Numbers
    438th
    Lucky Tickets
    196th
    Mahjong
    86th
    Mandelbrot
    449th
    Maze
    124th
    Medal Tally
    110th
    Minesweeper
    100th
    Morse Decoder
    168th
    Morse Encoder
    189th
    Musical Chords
    92nd
    N Queens
    Niven Numbers
    1,101st
    Niven Numbers (Long)
    650th
    Number Spiral
    290th
    Odious Numbers
    531st
    Odious Numbers (Long)
    1,053rd
    Ordinal Numbers
    2nd
    PalindromemordnilaP
    325th
    Pangram Grep
    169th
    Partition Numbers
    191st
    Pascal’s Triangle
    1,184th
    Pernicious Numbers
    792nd
    Pernicious Numbers (Long)
    955th
    Poker
    88th
    Polyominoes
    131st
    Prime Numbers
    619th
    Prime Numbers (Long)
    2,121st
    Proximity Grid
    118th
    QR Decoder
    100th
    Quine
    1,785th
    Recamán
    663rd
    Repeating Decimals
    153rd
    Reverse Polish Notation
    629th
    Reversi
    159th
    Rijndael S-box
    88th
    Rock-paper-scissors-Spock-lizard
    226th
    Roman to Arabic
    824th
    ROT13
    512th
    Rule 110
    590th
    Scrambled Sort
    226th
    Set
    172nd
    Seven Segment
    339th
    SI Units
    99th
    Sierpiński Triangle
    796th
    Smith Numbers
    623rd
    Spelling Numbers
    209th
    Star Wars GPT
    111th
    Star Wars Opening Crawl
    403rd
    Sudoku
    409th
    Sudoku (Fill-in)
    444th
    Ten-pin Bowling
    121st
    Tic-tac-toe
    189th
    Time Distance
    197th
    Tongue-twisters
    303rd
    Topological Sort
    91st
    Tower of Hanoi
    769th
    Transpose Sentence
    462nd
    Trinomial Triangle
    139th
    United States
    447th
    Vampire Numbers
    112th
    Van Eck Sequence
    537th
    Zeckendorf Representation
    408th
    Zodiac Signs
    413th
    γ
    125th
    λ
    81st
    π
    472nd
    τ
    449th
    φ
    876th
    √2
    660th
    𝑒
    978th