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    duckyluuk (he/him) 🇳🇱

    107,973
    109,757
    💎44
    🥇155
    🥈37
    🥉61

    🪨⭐

    123 / 123 Holes

    🔣

    43 / 62 Langs

    🏆

    67 / 96 Cheevos

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    1 Hole Authored

    3 Referrals

    12 Days of Christmas
    340th 110th 32nd 1,142nd
    24 Game
    198th 185th 110th
    99 Bottles of Beer
    128th 200th 1,137th
    Abundant Numbers
    1,030th 1,249th 272nd
    Abundant Numbers (Long)
    397th 450th 418th
    Arabic to Roman
    690th 553rd 908th 538th 659th
    Arithmetic Numbers
    147th 151st 475th
    Arrows
    295th 237th 558th
    Ascending Primes
    184th 48th 188th
    ASCII Table
    253rd 233rd 142nd
    Billiards
    237th 165th
    brainfuck
    1,282nd 222nd 80th 587th
    Card Number Validation
    263rd 14th 110th 322nd
    Catalan Numbers
    194th 42nd 673rd
    Catalan’s Constant
    351st 3rd 333rd
    Christmas Trees
    317th 427th 389th 281st
    Collatz
    587th 378th 1,283rd 451st 1,378th
    CSS Colors
    1,159th 1st 142nd 359th
    Cubes
    279th 256th
    Day of Week
    273rd 137th 1st61st 1,155th
    DFA Simulator
    76th 243rd 134th 22nd 145th
    Diamonds
    348th 268th 105th
    Divisors
    644th 2,225th 899th 28th 2,487th
    Emirp Numbers
    559th 600th 354th 437th
    Emirp Numbers (Long)
    464th 405th
    Emojify
    209th 168th 253rd
    Evil Numbers
    704th 1,104th 1,977th 45th 1,310th 2,684th
    Evil Numbers (Long)
    470th 1,015th 964th 112th 1,072nd
    Factorial Factorisation
    279th 1,056th 327th 259th 414th
    Farey Sequence
    260th 335th 420th 83rd 297th
    Fibonacci
    2,670th3,373rd2,706th6,858th982nd3,855th2,585th 3,332nd4,756th4,135th 6,569th 828th 9,285th 946th213th 2,399th522nd 4,102nd3,204th4,838th45th 3,444th2,882nd1,161st 8,462nd9,100th
    Fizz Buzz
    1,410th 1,436th133rd 4,321st 611th 60th 4,837th532nd
    Foo Fizz Buzz Bar
    325th 871st 11th 1,398th
    Forsyth–Edwards Notation
    333rd 460th 189th 270th
    Fractions
    178th 141st 92nd 563rd10th
    Game of Life
    207th 694th 169th 295th 126th 225th
    Gijswijt’s Sequence
    148th 206th 67th 224th
    Happy Numbers
    760th 747th 30th 861st
    Happy Numbers (Long)
    537th 388th 516th
    Hexdump
    490th 405th 444th
    Hilbert Curve
    217th
    Intersection
    503rd 297th 220th
    Inventory Sequence
    451st 187th 260th 311th
    ISBN
    433rd 116th 220th 890th
    Jacobi Symbol
    406th 312th
    Kaprekar Numbers
    506th 477th 141st
    Kolakoski Constant
    263rd 333rd 290th 473rd
    Kolakoski Sequence
    418th 662nd 567th 274th 712th
    Leap Years
    1,544th 944th 1,026th 1,982nd
    Levenshtein Distance
    335th 190th
    Leyland Numbers
    198th 23rd 1,067th
    ln 2
    146th 28th 946th
    Look and Say
    527th 81st 294th494th 521st 289th
    Lucky Numbers
    226th 72nd 576th
    Lucky Tickets
    128th 54th 11th 305th
    Mahjong
    195th 187th
    Mandelbrot
    123rd 68th 102nd
    Maze
    244th 221st
    Medal Tally
    116th 328th 268th 6th 224th
    Minesweeper
    68th 84th 55th
    Morse Decoder
    140th 114th
    Morse Encoder
    188th 147th
    Musical Chords
    250th 236th
    N Queens
    136th 227th 141st 101st
    Niven Numbers
    993rd 114th 286th 1,990th
    Niven Numbers (Long)
    580th 222nd 609th 1,463rd
    Number Spiral
    223rd 164th 455th
    Odious Numbers
    575th 959th 1,717th 43rd 1,432nd
    Odious Numbers (Long)
    407th 877th 642nd 41st 1,132nd
    Ordinal Numbers
    809th 257th 368th
    PalindromemordnilaP
    218th 293rd 288th 77th 215th
    Pangram Grep
    1,375th 518th 1,787th2,010th1,788th 1,502nd 386th1,967th 272nd 778th 1,918th2,079th
    Partition Numbers
    393rd 354th 383rd 126th
    Pascal’s Triangle
    980th 853rd 1,432nd 336th 1,195th
    Pernicious Numbers
    357th 38th 1,279th
    Pernicious Numbers (Long)
    206th 34th 515th
    Poker
    101st 81st
    Polyominoes
    152nd 149th 43rd
    Prime Numbers
    1,313th 1,432nd 1,547th 1,294th 284th 1,039th
    Prime Numbers (Long)
    572nd 900th 1,006th 880th 104th 1,243rd
    Proximity Grid
    265th 260th 126th
    QR Decoder
    240th 228th
    Quine
    33rd 262nd 2,325th 2,828th1,262nd 2,509th 2,678th1,162nd 163rd 2,394th
    Recamán
    397th 339th 70th 872nd
    Repeating Decimals
    386th 353rd 201st
    Reverse Polish Notation
    682nd 350th 249th 457th
    Reversi
    211th 204th
    Rijndael S-box
    308th 326th 333rd
    Rock-paper-scissors-Spock-lizard
    348th 302nd 146th
    Roman to Arabic
    282nd 477th 44th 390th
    ROT13
    360th 8th 528th
    Rule 110
    559th 512th 257th
    Scrambled Sort
    184th 29th 261st
    Set
    185th 21st 297th
    Seven Segment
    416th 279th 172nd
    SI Units
    198th 223rd
    Sierpiński Triangle
    366th 427th 383rd 210th
    Smith Numbers
    281st 282nd 642nd
    Spelling Numbers
    944th176th 618th 252nd
    Star Wars GPT
    98th 56th 165th
    Star Wars Opening Crawl
    190th 154th
    Sudoku
    156th 163rd
    Sudoku (Fill-in)
    225th 207th
    Ten-pin Bowling
    290th 280th
    Tic-tac-toe
    242nd 333rd 203rd 152nd
    Time Distance
    132nd 129th 150th
    Tongue-twisters
    287th 221st 80th
    Topological Sort
    155th 148th 121st
    Tower of Hanoi
    601st 123rd 518th
    Transpose Sentence
    188th 287th 80th 470th
    Trinomial Triangle
    109th 206th
    United States
    380th 73rd 285th 227th
    Vampire Numbers
    159th 85th 92nd
    Van Eck Sequence
    292nd 394th 13th 563rd
    Zeckendorf Representation
    90th 185th 8th 319th
    Zodiac Signs
    180th 87th 224th
    γ
    427th 1st806th 420th 605th
    λ
    405th 1,825th 323rd 409th 764th 1,578th
    π
    255th 614th269th 23rd861st 109th 1,711th
    τ
    174th 586th192nd 515th697th 100th 1,083rd
    φ
    337th 625th 189th 232nd 1,465th
    √2
    220th 931st 700th 40th 1,667th
    𝑒
    237th 17th750th 66th2,206th 1,655th