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    duckyluuk (he/him) 🇳🇱

    104,107
    106,109
    💎33
    🥇143
    🥈29
    🥉62

    🪨⭐

    119 / 119 Holes

    🔣

    27 / 60 Langs

    🏆

    56 / 83 Cheevos

    📅

    1 Hole Authored

    3 Referrals

    12 Days of Christmas
    933 965 988 885
    24 Game
    705 719 986
    99 Bottles of Beer
    972 932 770
    Abundant Numbers
    833 785 1,000
    Abundant Numbers (Long)
    967 939 1,000
    Arabic to Roman
    732 760 679 761 801
    Arithmetic Numbers
    972 948
    Arrows
    856 860
    Ascending Primes
    624 654
    ASCII Table
    905 897 843
    Billiards
    819 844
    brainfuck
    322 893 893
    Card Number Validation
    867 1,000 912 929
    Catalan Numbers
    1,000 1,000
    Catalan’s Constant
    623 1,000 637
    Christmas Trees
    912 864 861 972
    Collatz
    786 932 900 944 901
    CSS Colors
    123 1,000 923 908
    Cubes
    718 714
    Day of Week
    1,000 1,000 1,0001,000 705
    DFA Simulator
    944 823 956 961 1,000
    Diamonds
    823 848 1,000
    Divisors
    1,000 845 1,000 1,000 894
    Emirp Numbers
    905 913 919 987
    Emirp Numbers (Long)
    789 784
    Emojify
    852 877 850
    Evil Numbers
    974 881 816 1,000 868
    Evil Numbers (Long)
    976 848 902 976 857
    Factorial Factorisation
    825 764 819 796
    Farey Sequence
    957 924 931 957 1,000
    Fibonacci
    943882600981868944 8851,000 74 9891,000 9801,000 8288957711,000864943962201
    Fizz Buzz
    1,000 1,0001,000 902 1,000 859
    Foo Fizz Buzz Bar
    1,000 908 1,000 850
    Forsyth–Edwards Notation
    829 767 887 960
    Fractions
    1,000 1,000 1,000 9811,000
    Game of Life
    853 793 838 873 1,000
    Gijswijt’s Sequence
    915 959 940 845
    Happy Numbers
    918 943 1,000 918
    Happy Numbers (Long)
    911 900 955
    Hexdump
    694 745
    Intersection
    836 855 864
    Inventory Sequence
    898 945 915 964
    ISBN
    901 949 910 815
    Jacobi Symbol
    702 730
    Kaprekar Numbers
    369 571 423 1,000
    Kolakoski Constant
    804 728 774
    Kolakoski Sequence
    929 817 914 912 863
    Leap Years
    857 891 878 846
    Levenshtein Distance
    903 957
    Leyland Numbers
    972 986 676
    ln 2
    1,000 1,000 140
    Look and Say
    843 968 1,000874 813 973
    Lucky Numbers
    930 947 731
    Lucky Tickets
    638 695
    Mahjong
    523 529
    Mandelbrot
    953 945 1,000
    Maze
    784 784
    Medal Tally
    916 737 834 1,000 901
    Morse Decoder
    895 904
    Morse Encoder
    860 875
    Musical Chords
    551 569
    N Queens
    891 750 858 1,000
    Niven Numbers
    977 1,000 978 877
    Niven Numbers (Long)
    961 980 926 808
    Number Spiral
    859 870 737
    Odious Numbers
    974 881 837 1,000 830
    Odious Numbers (Long)
    975 867 960 1,000 818
    Ordinal Numbers
    833 931 1,000
    PalindromemordnilaP
    932 884 933 941 923
    Pangram Grep
    939 937 935 958
    Partition Numbers
    727 768 714 1,000
    Pascal’s Triangle
    845 852 931
    Pernicious Numbers
    1,000 1,000 915
    Pernicious Numbers (Long)
    980 1,000 928
    Poker
    896 901
    Polyominoes
    639 625 1,000
    Prime Numbers
    927 846 857 960 976 1,000
    Prime Numbers (Long)
    977 867 884 962 1,000 891
    Proximity Grid
    772 741 1,000
    QR Decoder
    686 685
    Quine
    1,000 1,000923 8441,000 862 9011,000 969 1,000
    Recamán
    919 911 968
    Repeating Decimals
    554 556
    Reverse Polish Notation
    786 800 872 972
    Reversi
    850 838
    Rijndael S-box
    652 611 672
    Rock-paper-scissors-Spock-lizard
    777 795 1,000
    Roman to Arabic
    955 849 1,000 1,000
    ROT13
    909 1,000 917
    Rule 110
    633 642 929
    Scrambled Sort
    935 978 1,000
    Set
    891 959 832
    Seven Segment
    775 810 977
    SI Units
    672 616
    Sierpiński Triangle
    836 778 803 1,000
    Smith Numbers
    847 806
    Spelling Numbers
    208857 548 1,000
    Star Wars GPT
    915 928 957
    Star Wars Opening Crawl
    735 775
    Sudoku
    758 731
    Sudoku (Fill-in)
    688 700
    Ten-pin Bowling
    635 635
    Tic-tac-toe
    876 760 877 1,000
    Time Distance
    928 915 982
    Tongue-twisters
    878 884 1,000
    Topological Sort
    796 804 819
    Transpose Sentence
    950 907 946 892
    United States
    837 945 888 1,000
    Vampire Numbers
    920 914
    Van Eck Sequence
    945 878 1,000 842
    Zeckendorf Representation
    970 913 1,000 917
    Zodiac Signs
    876 902
    γ
    546 1,000446 542 566
    λ
    678 1,000 664 564
    π
    969 8119231,000641 970 211
    τ
    985 798954769647 970 151
    φ
    964 877 974 964 130
    √2
    1,000 891 806 1,000 138
    𝑒
    1,000 1,000779 1,000 112