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    duckyluuk (he/him) 🇳🇱

    104,615
    106,697
    💎33
    🥇139
    🥈29
    🥉54

    🪨⭐

    120 / 120 Holes

    🔣

    37 / 61 Langs

    🏆

    65 / 84 Cheevos

    📅

    1 Hole Authored

    3 Referrals

    12 Days of Christmas
    329th 108th 32nd 1,101st
    24 Game
    185th 170th 106th
    99 Bottles of Beer
    136th 207th 1,092nd
    Abundant Numbers
    986th 1,158th 267th
    Abundant Numbers (Long)
    449th 310th 460th
    Arabic to Roman
    664th 527th 885th 516th 649th
    Arithmetic Numbers
    213th 96th
    Arrows
    283rd 230th
    Ascending Primes
    427th 385th
    ASCII Table
    234th 219th 546th
    Billiards
    215th 146th
    brainfuck
    1,244th 215th 121st
    Card Number Validation
    248th 16th 107th 257th
    Catalan Numbers
    180th 40th
    Catalan’s Constant
    341st 3rd 324th
    Christmas Trees
    305th 413th 375th 247th
    Collatz
    1,941st 529th 1,401st 341st 1,431st
    CSS Colors
    1,114th 1st 137th 345th
    Cubes
    286th 262nd
    Day of Week
    248th 121st 1st58th 1,113th
    DFA Simulator
    68th 234th 140th 22nd 136th
    Diamonds
    331st 266th 110th
    Divisors
    612th 2,106th 929th 28th 2,367th
    Emirp Numbers
    523rd 567th 333rd 398th
    Emirp Numbers (Long)
    443rd 379th
    Emojify
    202nd 161st 242nd
    Evil Numbers
    696th 1,061st 1,886th 43rd 1,666th 2,591st
    Evil Numbers (Long)
    466th 961st 913th 104th 1,220th
    Factorial Factorisation
    253rd 978th 300th 236th 312th
    Farey Sequence
    247th 313th 383rd 82nd 266th
    Fibonacci
    2,567th3,209th2,188th6,541st915th3,725th2,522nd 3,174th4,572nd3,945th 6,264th792nd 8,899th 6,324th201st 2,369th510th 3,909th3,089th4,610th44th 3,283rd2,804th1,037th 8,725th
    Fizz Buzz
    1,375th 6,847th127th 4,199th 58th 4,706th
    Foo Fizz Buzz Bar
    321st 821st 11th 1,475th
    Forsyth–Edwards Notation
    310th 434th 174th 199th
    Fractions
    167th 131st 86th 468th10th
    Game of Life
    193rd 664th 258th 256th 121st 109th
    Gijswijt’s Sequence
    154th 206th 65th 220th
    Happy Numbers
    706th 695th 30th 797th
    Happy Numbers (Long)
    511th 371st 489th
    Hexdump
    464th 382nd
    Hilbert Curve
    171st
    Intersection
    491st 273rd 218th
    Inventory Sequence
    421st 173rd 249th 289th
    ISBN
    411th 116th 212th 845th
    Jacobi Symbol
    390th 293rd
    Kaprekar Numbers
    466th 341st 435th 136th
    Kolakoski Constant
    249th 325th 276th
    Kolakoski Sequence
    396th 638th 564th 252nd 684th
    Leap Years
    1,526th 881st 962nd 1,882nd
    Levenshtein Distance
    320th 178th
    Leyland Numbers
    188th 22nd 1,007th
    ln 2
    130th 26th 889th
    Look and Say
    507th 80th 298th475th 501st 293rd
    Lucky Numbers
    212th 70th 542nd
    Lucky Tickets
    418th 323rd
    Mahjong
    175th 171st
    Mandelbrot
    123rd 66th 101st
    Maze
    228th 207th
    Medal Tally
    110th 318th 260th 6th 213th
    Morse Decoder
    137th 110th
    Morse Encoder
    179th 142nd
    Musical Chords
    223rd 208th
    N Queens
    132nd 217th 134th 96th
    Niven Numbers
    940th 108th 272nd 1,871st
    Niven Numbers (Long)
    548th 217th 574th 1,373rd
    Number Spiral
    220th 161st 438th
    Odious Numbers
    574th 900th 1,618th 41st 1,825th
    Odious Numbers (Long)
    375th 830th 612th 39th 1,264th
    Ordinal Numbers
    783rd 252nd 362nd
    PalindromemordnilaP
    202nd 268th 259th 73rd 277th
    Pangram Grep
    514th 377th 266th 745th
    Partition Numbers
    368th 322nd 351st 119th
    Pascal’s Triangle
    954th 815th 1,367th 323rd
    Pernicious Numbers
    338th 35th 1,177th
    Pernicious Numbers (Long)
    193rd 33rd 480th
    Poker
    100th 80th
    Polyominoes
    151st 149th 43rd
    Prime Numbers
    1,243rd 1,351st 1,454th 1,231st 270th 1,017th
    Prime Numbers (Long)
    542nd 834th 933rd 831st 99th 1,158th
    Proximity Grid
    247th 252nd 124th
    QR Decoder
    226th 217th
    Quine
    1st 256th 2,299th 2,831st616th 2,536th 2,726th1,281st 721st 2,345th
    Recamán
    382nd 317th 69th
    Repeating Decimals
    354th 333rd
    Reverse Polish Notation
    661st 346th 257th 446th
    Reversi
    205th 197th
    Rijndael S-box
    300th 317th 323rd
    Rock-paper-scissors-Spock-lizard
    343rd 298th 146th
    Roman to Arabic
    269th 450th 40th 375th
    ROT13
    334th 8th 476th
    Rule 110
    544th 497th 248th
    Scrambled Sort
    160th 27th 247th
    Set
    170th 26th 274th
    Seven Segment
    404th 269th 166th
    SI Units
    182nd 205th
    Sierpiński Triangle
    355th 412th 371st 198th
    Smith Numbers
    267th 293rd
    Spelling Numbers
    900th172nd 597th 272nd
    Star Wars GPT
    85th 47th 137th
    Star Wars Opening Crawl
    183rd 149th
    Sudoku
    152nd 159th
    Sudoku (Fill-in)
    211th 194th
    Ten-pin Bowling
    280th 272nd
    Tic-tac-toe
    236th 326th 198th 148th
    Time Distance
    131st 129th 145th
    Tongue-twisters
    273rd 212th 73rd
    Topological Sort
    130th 124th 104th
    Transpose Sentence
    180th 274th 74th 441st
    United States
    342nd 65th 278th 219th
    Vampire Numbers
    152nd 83rd
    Van Eck Sequence
    271st 363rd 13th 522nd
    Zeckendorf Representation
    89th 173rd 8th 297th
    Zodiac Signs
    221st 136th
    γ
    405th 1st758th 387th 572nd
    λ
    376th 1,723rd 70th 378th 717th 1,470th
    π
    252nd 819th297th22nd828th 103rd 1,538th
    τ
    166th 665th184th497th670th 95th 1,175th
    φ
    323rd 989th 182nd 217th 1,409th
    √2
    209th 1,195th 661st 38th 1,609th
    𝑒
    217th 16th706th 61st2,152nd 1,608th