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    The Gray Code Decoder and Gray Code Encoder holes will go live in approximately . Why not try and solve them ahead of time?

    Steffan153 (he/him) 🇫🇮

    121,547
    121,666
    🦄6
    💎386
    🥇2,503
    🥈689
    🥉602

    126 / 126 Holes

    🔣

    63 / 64 Langs

    🏆

    90 / 109 Cheevos

    📅

    1 Hole Authored

    12 Days of Christmas
    934 974933 943 970 930 976 959 940
    24 Game
    948 982 1,000 954 982922 979
    99 Bottles of Beer
    935 976 967 1,000 1,0001,000 982 928 929
    Abundant Numbers
    1,0001,000 946860 1,000 9241,0009881,0009178671,000 9521,0001,0001,000988968889986 1,0001,0001,0001,0001,000 8331,0009801,0001,0001,0001,0001,0001,0001,0001,0001,0001,000927 1,000909972 9331,000 1,0009821,0008539831,000992
    Abundant Numbers (Long)
    1,0001,000 883 1,000984 8779769249461,000 1,0008931,0009779869571,0001,000926986 9731,0001,0001,000 1,0009349449801,0001,0001,0009861,000937 8911,000957852953909944 9351,000 9801,0001,000942 1,000
    Arabic to Roman
    1,000 1,000 1,000 9491,0009439921,000 1,000 1,0001,000 976 1,000946875 1,000910 966944985803 9471,000 905 1,000 986780
    Arithmetic Numbers
    1,0001,000 932 989 983932 986 891 976 1,000 1,000 1,0009601,000 1,000 965 947979 927
    Arrows
    1,000 1,000 9119369769791,000 1,000 9651,000962 1,000 1,000 1,000944 9849781,000 1,000 1,000 1,000 990 923 1,000
    Ascending Primes
    1,000 1,000 9511,000952985 743984 942970988 983 957931 1,000985 958 992 985 877 1,000
    ASCII Table
    942 955 1,000627883 983 1,000 9931,000 1,000 1,000 1,000938930989 1,000 978 1,000909 975
    Billiards
    870 1,000 1,000 880 894
    brainfuck
    897923 933 1,000 877 874 974 960967 938
    Calendar
    1,000 1,000 1,000 933
    Card Number Validation
    1,000 986 973 1,000 1,000 894926 988 927
    Catalan Numbers
    1,000 1,0009681,0001,000 1,000 1,0001,0001,0009789721,000 1,0001,0001,000 955 1,0001,000 1,000 822 977 9419801,000 781 1,000 982 966
    Catalan’s Constant
    1,000 759 973815 1,000 848 1,000 897 1,000 919 828226 797
    Christmas Trees
    987975 870 801 9861,000 925 983 913 1,000 965 1,000943 988 1,000 980961 899887979 982 989 1,000
    Collatz
    1,0001,000 9678919881,000 903 9661,000 1,000 1,0009869521,000951 9631,000938 1,000 1,0001,000900861 9731,000928 942 940988913970976 980 912 9581,000890 1,000
    Continued Fractions
    1,000 917 889 1,000 1,000 1,000 1,000 1,000 960 1,0001,000989 1,000 1,000 1,000 1,000 986
    CSS Colors
    928 969 999 1,000937 928 972 1,000 1,000993948 992 974 889782
    Cubes
    763 961 991 915 729 760
    Day of Week
    917 981 1,0001,0001,0001,0001,000 1,000 9801,0001,0001,000 9871,000 1,0009271,000 1,0001,0001,0001,000915 1,0009891,0009851,000 1,0001,0009081,0001,0001,000 1,000 990918
    DFA Simulator
    1,000 1,000 942 916
    Diamonds
    1,0001,000 899 1,000688 910 987 942 1,000 1,0001,000 977 1,000 1,0009301,0008771,000 960978966806 1,000 957 959 1,000 929
    Divisors
    1,0001,000 9428521,0001,000 9231,0009401,000952 1,000 1,000 1,0001,0001,0001,0008381,000 963 1,0001,000 7691,0001,0001,0001,0009079551,0001,0009719659709749429709551,0001,0001,000 1,0001,000963 945970958 1,000
    Emirp Numbers
    1,000 1,0001,000 831986983957 1,0001,0001,0001,0001,0001,000 1,000 1,000 1,0009711,000 1,0001,000986 1,0001,0009441,000976 1,000990 1,000 1,000940793
    Emirp Numbers (Long)
    1,000 798826842 973 962 958 852929 962 886 897 833789 8101,000 938 756 962 952 958
    Emojify
    1,000 991 9781,000 1,000 1,0001,0009831,000 1,000 1,0001,000993922976 1,000 1,000 1,000 929 945
    Evil Numbers
    1,0001,000 9239718371,000 9421,0009861,0001,0009731,0001,0001,0001,0001,0001,0001,0001,0001,000824 1,0001,000 1,0001,000 1,0001,0001,0001,0001,0001,0001,0001,0001,0001,0001,0001,0009311,0008931,0001,000919889 9641,0009831,0009061,0001,0008261,0001,0001,000
    Evil Numbers (Long)
    1,0008309139219451,000 9801,0001,0001,0001,0006531,0001,0001,0001,0001,0009381,0009661,000944 1,000 1,000915 1,0001,0001,0001,0009259461,0001,000979 9861,0009339771,0001,0001,000886806 906 983 1,0001,000 1,0001,0001,000
    Factorial Factorisation
    1,000 914 955 936 906 1,000942 977956 930 915 1,000
    Farey Sequence
    988 952873 1,000 9721,0009899521,000 1,000 1,0001,0001,0001,000 1,0001,000 1,0001,000984 986 1,0001,000980 1,000 936 1,000
    Fibonacci
    8001,0001,0008759711,0009771,000 1,0001,0001,0009711,0009459449601,0001,0001,0001,0001,0009558131,0009571,0001,0001,0001,0001,000 1,0001,0001,0001,0001,0009291,0001,0009501,0009579601,0009641,0001,0008751,0009431,0001,0001,000 9719781,0009561,0001,0001,000
    Fizz Buzz
    8319871,000 1,0001,000 1,0004871,0009259891,0001,000 1,0001,0009111,0009879741,000947905969 9919731,0001,0007117801,0001,0001,0001,0009838411,0001,0008971,000 9551,0001,0008391,0001,0001,000 1,0009591,0009509131,000986 9721,000
    Foo Fizz Buzz Bar
    1,000992 1,000859 988 897 9631,000 1,0009759761,0009811,0001,000962 969 9939411,0001,000 1,0001,0009401,000987860 1,000 992 9691,0001,0008521,0001,0001,000 963 957 1,000907 1,000
    Forsyth–Edwards Notation
    843883 1,000 887 928 9791,000 989973 9609071,000937 940 934 926 944 1,000 904 877
    Fractions
    9711,000 978 959 983986974 1,000 1,000990875 1,0007891,000976 1,0001,0001,000 1,000 8001,000 957 1,000 938 1,000
    Game of Life
    934 1,000 925 858962 903 1,000 9771,000 930 916 937890 926 9809291,0008921,000 967 931 787854 966928 974 1,000 897938
    Gijswijt’s Sequence
    1,000 1,000 926 991 950 1,000 852 1,000 940 850
    Happy Numbers
    1,0001,000 1,000 1,000 9629759391,0001,0009801,000 1,000 1,0001,0001,0001,0001,000 1,000982 1,000986 1,0001,0001,0001,0001,0001,0001,0001,0009531,000 8681,0009811,0001,0001,000 1,0001,000 919 1,0009517261,0001,000
    Happy Numbers (Long)
    993 983 988 9141,000 1,0001,000 9869731,0009891,000967941990 944 1,0009641,000986 9881,0001,0001,0001,000962 874 973 868959 986918907 1,000 979933 1,000
    Hexdump
    912 984 1,000927 948 23 914 955 1,000 1,000
    Hilbert Curve
    814 1,000 659 687
    Intersection
    1,000 964953 960 9631,0001,000 972 989 1,000993 9461,000913988956818 1,000 964990 1,000 974
    Inventory Sequence
    9881,000 9569309721,000 9699769769021,000 964 1,0009889869431,000990 1,000952960973 1,0009899451,0009641,000 1,0001,0001,000 895977917 982964971 1,000 985
    ISBN
    980 1,000 1,000 943 9881,000 1,000822 9651,0001,000 1,000 1,000 9791,0009871,0001,000969 989 860968 8861,0001,000979 934
    Jacobi Symbol
    876 903 1,000 1,000 926 892 889
    Kaprekar Numbers
    964 888 932
    Kolakoski Constant
    1,000 925 893 949 9411,000 1,000 1,000 946 886 1,000 794
    Kolakoski Sequence
    1,000 9781,000 1,000 921985975 945 1,0001,0009861,000 911 990 1,0001,000 1,000 1,0009619811,0001,000 1,000 1,000 9761,000 945804 1,000 883 922
    Leap Years
    1,0001,000 917907 1,000 9641,0009879771,0007759559511,0001,0001,0001,0001,0001,0001,000 1,000977 1,000980 1,0001,0009761,0001,000 1,0009781,0001,0009449069791,000 956923 9439331,000 8999779818249781,000
    Levenshtein Distance
    907 992 1,000 1,0001,000 1,000 1,000 1,000972 936 971 9091,000 1,000 1,000945 1,000 1,000
    Leyland Numbers
    986 949974 957 8481,000961 976 1,000 891 986 907 962
    ln 2
    1,000 958 1,000 982 1,000 977968 971 1,0001,000 981 1,000 992 1,0001,000857 1,000 974
    Look and Say
    1,0001,000 875 982 973978 1,000953 951 1,000 937 1,000 851983947 964
    Lucky Numbers
    964 974 1,000872 914 870 888 961 947877 1,000
    Lucky Tickets
    1,000 971807 1,000 979984984 1,000992 1,000 976 990 892 1,000 926 955
    Mahjong
    804 961 784 867
    Mandelbrot
    962 1,000 1,000 945 978
    Maze
    1,000 932 1,000 940 971 1,000 899 900
    Medal Tally
    1,000 949 940 994 943 947918 1,000 976
    Minesweeper
    1,000 992 1,000 1,0001,000952 971 973 1,000 937 1,000 1,000
    Morse Decoder
    1,000 1,000 9751,0001,000985 1,000 9939921,0001,000 944 1,000 1,000 981 963
    Morse Encoder
    9579399759411,000 963 9621,0001,000 1,000 977993 1,000 979 1,000
    Multitap Input
    925 1,000 1,000 963 897
    Musical Chords
    767 871 990 811 795 912
    N Queens
    942 966 990 948 932945 930 909
    Niven Numbers
    7141,0001,0007071,0009751,0001,000 1,0001,0001,0001,0001,0009771,0008631,0001,0001,0001,0001,0001,0001,0001,0009421,0001,0001,0001,0001,000 1,0009851,0009171,0001,0001,0001,0001,0001,0001,0001,0009771,0001,0001,0001,0001,000 9711,0001,0009888861,0001,0007111,0001,0001,000
    Niven Numbers (Long)
    1,0001,000 1,000 1,0001,000 9841,0001,0001,0001,0008931,0008511,0001,0009579841,0001,0001,0001,0009551,0001,0001,0001,0001,000 1,0001,0001,0009561,0001,0001,0009521,0001,0001,0001,0009269741,0001,0009801,000 1,000 9791,0001,000 1,0008591,000
    Number Spiral
    1,000 1,000 980 876 790909 1,000 979 9551,000 1,000901 992 942792 927
    Odious Numbers
    1,0001,000 897946820949 9611,0009729741,0009731,0001,0001,0009551,0001,0001,0009791,000811 1,0001,000 1,0001,000 1,0001,0001,0009741,0001,0001,0001,0001,0001,0001,0001,0008399258891,0001,000872923 9661,0009821,0008661,0001,0008361,0001,0001,000
    Odious Numbers (Long)
    1,0007667669009631,000 9811,0009861,0001,0006811,0001,0001,0009861,0009381,0009471,000944 1,000 1,000947 1,0001,0001,0001,0009508951,0001,000979 9721,0009008841,0001,0001,000818800 879 983 1,0001,000 1,0001,0001,000
    Ordinal Numbers
    952 900 937 924829 9581,000 897 1,000991944933 969985 9479151,000984986 9131,000 977 975865 9201,0001,000 1,000 1,0001,000 948
    PalindromemordnilaP
    1,000 851 7701,000 973974982 1,000946 988 1,000 957
    Pangram Grep
    1,000 938 9701,000 1,000 9618718931,000 989797 1,0001,0001,000 986 9831,0001,000913 918920943 865 920986968970 951 895
    Partition Numbers
    982 1,000 989 1,000 975 1,000 966 1,000981 1,000 1,0001,000 982 978 977
    Pascal’s Triangle
    1,0001,000 887 1,0001,000 867 9811,000 1,000 974872 1,000868983 982 1,000947 1,0001,000 9291,0009781,0001,0001,000 1,0009579441,000 1,0001,0001,000 1,000 1,000 890 1,000
    Pernicious Numbers
    1,0001,000 1,0009431,0001,000 1,0001,0001,0001,0001,0009791,0008931,0001,0001,0001,0001,0001,0001,0001,0009421,0001,0001,0001,000981 1,0009761,0001,0001,0001,0009441,0001,0001,0001,0001,0001,0001,0001,0001,0001,0001,0001,000 1,0001,0001,0009538921,0001,0007231,0001,0001,000
    Pernicious Numbers (Long)
    1,000774718800 769 7921,000919 1,0007651,0008791,000950847893 8821,000869947 8839631,000859 1,0008311,0008079239789601,0007439848119498228931,0009821,000981825 1,0001,000929 1,0001,000 1,000
    Poker
    936 1,000 946 945
    Polyominoes
    1,000 816 894 1,000 801944 890 799 1,000 912
    Prime Numbers
    9791,000 929 1,000 929 9241,0001,0009731,000 1,000 9821,0001,0009801,000 1,000 1,0001,000 1,0001,0001,0001,0001,0009681,0001,0001,0001,000892 1,000 1,0001,0001,0001,000 1,000 1,000846 9338311,0001,000
    Prime Numbers (Long)
    1,000 1,000 1,000 9651,0009741,0001,0009331,000 1,0001,0001,000963 1,0001,000955 979 1,000927 1,0001,0001,0001,0009051,0001,0001,0001,0001,000974 938938 1,0001,000913 1,0001,000 947868 1,000
    Proximity Grid
    1,000 1,000 964 9781,0001,000984 1,000 1,000 9809921,0001,000 1,000 9111,000 965966 1,000
    QR Decoder
    957 891858895884 858 916938 863935 970 844 806
    Quine
    1,0001,0001,000 5961,0008009099435591,0006099171,0004448711,0007891,0009181,0001,0009004621,000 1,0001,0001,0001,000965 1,0001,0001,0001,0001,0001,000 1,0001,0001,0001,0001,0008186801,0001,0004781,000 1,0006821,0007541,0007301,000 649 947
    Recamán
    958 969 932 927 966 9391,000959972 889 928 981985902 1,000 990 984881 955
    Repeating Decimals
    1,000 938 1,000 1,000 1,000
    Reverse Polish Notation
    994 1,000 9461,000 939 990 1,000 900938 1,0001,000987 1,000 991 989 958 991 1,000 1,000
    Reversi
    9531,000 942 9899941,000 1,000 9191,000 986 934 966
    Rijndael S-box
    722 888 891 989 925 978968 850 931 1,000 1,000 894 837 525
    Rock-paper-scissors-Spock-lizard
    985 1,000 1,0001,000 1,000994 1,000 1,000 1,000
    Roman to Arabic
    1,000 1,000 1,000 978971 9668541,0009901,000990 9651,000 986 1,000924 1,000 9291,000 988980 9851,0001,000 9841,0001,000 1,000 1,000 973
    ROT13
    1,0001,000 1,000 9231,000939974990 1,000 9821,0001,0001,0001,000 975 1,0001,0001,0001,000 1,0009699891,0009818801,0001,000959921 1,0001,000 1,0001,0001,0001,000 1,000991 1,000 1,0001,000
    Rule 110
    988 1,000 1,000990882 1,000 1,0001,000 830 983 902 1,000 1,000 990
    Scrambled Sort
    947 1,000 978 963
    Set
    994 929 1,000 1,000
    Seven Segment
    186 930 9651,000 852 989 9701,000 1,000 939 986981 911 1,0001,0009551,000 9099571,000 966 897
    SI Units
    973 880 869 805
    Sierpiński Triangle
    1,000 1,000 1,000 1,0009861,0009681,000 1,000 1,0001,0001,0009871,000 955 1,000 9869871,0001,000 928 1,000 1,0001,000980 966971 980 1,000 976 9261,000
    Smith Numbers
    991 952 992 1,000 929 943
    Spelling Numbers
    1,000 9451,000 943 892
    Star Wars GPT
    955 1,000 1,000 947
    Star Wars Opening Crawl
    937 1,000 944 937 891
    Sudoku
    1,000 902 1,000 1,000 989 857 1,000
    Sudoku (Fill-in)
    9321,000 874 915 1,000 924958 885 970
    Ten-pin Bowling
    977972 1,000 1,000973986909 980 9729921,000 925 929986 1,0001,000 987 977
    Tic-tac-toe
    934 1,000 987 904 930 929 880
    Time Distance
    986 965 1,000 1,000 945 931
    Tongue-twisters
    878 887 1,000 884 892
    Topological Sort
    811 1,000 938 826 816
    Tower of Hanoi
    857 1,000943 1,000 1,0009711,0009221,000 1,000 9601,0001,0001,000 981 1,0001,000 1,0001,000 1,000 978981 9461,000 1,000 9401,000 958
    Transpose Sentence
    792 948 962 9889271,000 9761,0001,0001,000 1,0001,0001,000982960 1,000 992 867 978 846 1,000979
    Trinomial Triangle
    1,000 984 1,000 1,000 1,000 1,000 1,000
    United States
    1,000 939 9821,000 852 9439861,000985 978 1,000 9361,000981 946928 855887 8631,000 939 908
    Vampire Numbers
    920 906 904
    Van Eck Sequence
    913 1,000 976949 963 9101,000 8891,000 1,0001,000 1,000 909 868951875 1,000 974 1,000
    Zeckendorf Representation
    921 984 914 970 1,000992 1,000986 965 1,000 982 968 946 1,000
    Zodiac Signs
    932 973 917 797 948 833 965 956 965 962 978
    γ
    1,000 1,000 670 1,000 1,000 1,000 1,000 996 629 638
    λ
    1,000 749 1,000 1,000 1,000 8121,000 850
    π
    1,0001,000 1,000 1,000 926871 940939 979927865 9171,000 923 1,000 976 9261,000 956 977
    τ
    1,0001,000 1,000 1,000 941871 955881 979955892 1,000 954 1,000 976 9311,000 956 955
    φ
    1,0001,000 989 974 1,000881 1,000914 964987983 8851,0001,000 958 1,000 1,000 944 1,0001,0009229431,000 900 1,000
    √2
    1,0001,000 989 1,000961 1,000833 965988968 1,000 1,0001,000 1,0001,000 1,000 968 1,0001,0009258911,000 1,000
    𝑒
    1,0001,000 929929 1,000 957 965 1,000 1,000 1,000989980959 913933 958 9571,000 1,000 949 9631,000952 1,000 1,000