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    duckyluuk (he/him) 🇳🇱

    104,110
    106,114
    💎33
    🥇143
    🥈29
    🥉62

    🪨⭐

    119 / 119 Holes

    🔣

    27 / 60 Langs

    🏆

    56 / 83 Cheevos

    📅

    1 Hole Authored

    3 Referrals

    12 Days of Christmas
    937 932 1,000 885
    24 Game
    808 802 986
    99 Bottles of Beer
    921 929 770
    Abundant Numbers
    828 845 1,000
    Abundant Numbers (Long)
    931 948 1,000
    Arabic to Roman
    798 720 679 838 779
    Arithmetic Numbers
    969 984
    Arrows
    854 902
    Ascending Primes
    740 766
    ASCII Table
    872 908 843
    Billiards
    915 916
    brainfuck
    322 917 929
    Card Number Validation
    912 1,000 931 929
    Catalan Numbers
    951 1,000
    Catalan’s Constant
    732 1,000 744
    Christmas Trees
    869 864 885 972
    Collatz
    836 932 900 934 901
    CSS Colors
    124 1,000 875 908
    Cubes
    846 780
    Day of Week
    985 1,000 1,0001,000 705
    DFA Simulator
    979 707 956 980 1,000
    Diamonds
    846 862 1,000
    Divisors
    918 845 1,000 1,000 894
    Emirp Numbers
    869 608 902 861
    Emirp Numbers (Long)
    838 851
    Emojify
    856 911 759
    Evil Numbers
    872 881 816 1,000 868
    Evil Numbers (Long)
    902 848 902 976 857
    Factorial Factorisation
    859 764 872 796
    Farey Sequence
    950 924 931 967 1,000
    Fibonacci
    943882600981842889 885987 62 9891,000 9801,000 8288957711,000889943962201
    Fizz Buzz
    963 1,0001,000 902 981 859
    Foo Fizz Buzz Bar
    970 908 985 850
    Forsyth–Edwards Notation
    880 753 913 960
    Fractions
    984 1,000 1,000 9811,000
    Game of Life
    878 767 829 895 1,000
    Gijswijt’s Sequence
    887 837 901 845
    Happy Numbers
    807 767 857 795
    Happy Numbers (Long)
    923 938 955
    Hexdump
    744 814
    Intersection
    852 795 898
    Inventory Sequence
    909 945 927 964
    ISBN
    893 949 947 815
    Jacobi Symbol
    771 816
    Kaprekar Numbers
    342 571 610 1,000
    Kolakoski Constant
    861 728 875
    Kolakoski Sequence
    963 817 914 944 863
    Leap Years
    796 891 878 846
    Levenshtein Distance
    958 972
    Leyland Numbers
    984 1,000 676
    ln 2
    981 1,000 140
    Look and Say
    831 968 1,000874 845 973
    Lucky Numbers
    963 963 731
    Lucky Tickets
    719 771
    Mahjong
    583 712
    Mandelbrot
    728 950 1,000
    Maze
    818 859
    Medal Tally
    953 667 850 1,000 905
    Morse Decoder
    928 929
    Morse Encoder
    900 913
    Musical Chords
    681 700
    N Queens
    894 705 906 1,000
    Niven Numbers
    955 1,000 978 877
    Niven Numbers (Long)
    941 980 962 808
    Number Spiral
    915 915 737
    Odious Numbers
    897 881 837 1,000 830
    Odious Numbers (Long)
    925 867 960 1,000 818
    Ordinal Numbers
    870 957 1,000
    PalindromemordnilaP
    984 884 933 956 923
    Pangram Grep
    875 937 953 958
    Partition Numbers
    781 768 797 1,000
    Pascal’s Triangle
    889 852 926
    Pernicious Numbers
    947 1,000 915
    Pernicious Numbers (Long)
    941 1,000 928
    Poker
    917 932
    Polyominoes
    760 762 1,000
    Prime Numbers
    854 846 857 820 976 1,000
    Prime Numbers (Long)
    955 867 884 962 1,000 891
    Proximity Grid
    862 850 1,000
    QR Decoder
    779 802
    Quine
    1,000 1,000923 8131,000 862 9011,000 969 1,000
    Recamán
    947 911 965
    Repeating Decimals
    622 672
    Reverse Polish Notation
    841 800 898 972
    Reversi
    903 882
    Rijndael S-box
    705 706 672
    Rock-paper-scissors-Spock-lizard
    861 873 1,000
    Roman to Arabic
    932 849 1,000 1,000
    ROT13
    833 1,000 917
    Rule 110
    716 728 927
    Scrambled Sort
    844 986 1,000
    Set
    672 966 832
    Seven Segment
    856 862 977
    SI Units
    590 534
    Sierpiński Triangle
    836 770 885 1,000
    Smith Numbers
    833 844
    Spelling Numbers
    383857 682 1,000
    Star Wars GPT
    675 664 957
    Star Wars Opening Crawl
    708 871
    Sudoku
    661 687
    Sudoku (Fill-in)
    816 825
    Ten-pin Bowling
    677 754
    Tic-tac-toe
    701 760 923 1,000
    Time Distance
    824 940 982
    Tongue-twisters
    831 842 1,000
    Topological Sort
    630 804 629
    Transpose Sentence
    915 907 972 892
    United States
    898 864 920 1,000
    Vampire Numbers
    976 940
    Van Eck Sequence
    981 878 1,000 842
    Zeckendorf Representation
    987 913 1,000 917
    Zodiac Signs
    873 922
    γ
    656 1,000446 660 222
    λ
    779 853 780 222
    π
    966 8029231,000641 983 211
    τ
    966 789954765647 983 151
    φ
    925 871 973 981 130
    √2
    979 883 806 1,000 138
    𝑒
    979 1,000779 1,000 112