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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) 🇫🇮

    121,517
    121,592
    🦄6
    💎359
    🥇2,413
    🥈664
    🥉608

    126 / 126 Holes

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    63 / 64 Langs

    🏆

    90 / 109 Cheevos

    📅

    1 Hole Authored

    12 Days of Christmas
    972 801867 895 708 952 806 1,000 625
    24 Game
    973 913 956 969 982930 966
    99 Bottles of Beer
    722 799 859 1,000 1,0001,000 982 868 992
    Abundant Numbers
    1,0001,000946860 1,000 8649849171,0001,0008671,000 9761,0001,0001,0001,000839782694 1,0009898261,0001,000 1,0001,0009801,0001,0009581,0001,0009201,000846974926927 1,000909970 1,0001,000 9431,0001,0008531,0001,000
    Abundant Numbers (Long)
    1,0001,000883 1,000984 8639649249801,000 9648931,0009779869841,0001,000926986 9828331,0001,000 1,0009239449801,0001,0001,0009861,000937 8041,000957852965909970 9351,000 9801,0001,000942 1,000
    Arabic to Roman
    1,000 1,000 1,000 9651,0009439921,000 1,000 1,0001,000 976 769946755 1,000962 966944758803 9671,000 863 1,000 981780
    Arithmetic Numbers
    1,0001,000 932 989 963933 1,000 891 976 1,000 1,000 1,0009601,000 1,000 965 984979 1,000
    Arrows
    1,000 1,000 8618729111,0001,000 1,000 9651,000962 1,000 950 1,000971 9599881,000 1,000 1,000 1,000 987 944 968
    Ascending Primes
    1,000 9391,000952968 743983 942970988 983 957931 1,000985 958 992 1,000 1,000 1,000
    ASCII Table
    946 1,000627850 1,000 1,000 9931,000 1,000 1,000 1,000938791989 984 978 1,0001,000 985
    Billiards
    907 1,000 1,000 907 958
    brainfuck
    800943 926 1,000 721 698 882 946711 851
    Calendar
    1,000 1,000 1,000 1,000
    Card Number Validation
    1,000 1,000 1,000 1,000 1,000 894926 1,000 962
    Catalan Numbers
    1,000 1,0009681,0001,000 1,000 1,0001,0001,0009789721,000 9001,0001,000 955 1,0001,000 1,000 822 884 9419801,000 759 1,000 982 966
    Catalan’s Constant
    1,000 882 973815 1,000 848 1,000 876 780 919 884180 783
    Christmas Trees
    987975 870 801 1,0001,000 898 983 913 1,000 965 1,000943 988 1,000 980961 900887952 870 1,000 1,000
    Collatz
    1,0001,0009678919881,000 889 9811,000 981 1,0009869581,000951 8151,000938 1,000 1,0001,000918861 9731,000928 942 940975950970974 980 912 9581,000890 1,000
    Continued Fractions
    917 857 1,000 1,000 1,000 1,000 1,000 979 1,0001,000989 1,000 1,000 1,000 1,000 1,000
    CSS Colors
    940 1,000 960 1,000937 969 988 1,000 1,0001,0001,000 983 983 1,0001,000
    Cubes
    867 959 600 641 793 759
    Day of Week
    917 981 1,0001,0001,0009851,000 1,000 9801,0001,0001,000 9871,000 1,0009271,000 8781,0001,0001,000624 1,0009891,0009851,000 1,0001,0009081,0001,000981 1,000 990918
    DFA Simulator
    979 1,000 961 949
    Diamonds
    1,0001,000899 1,000688 910 1,000 982 1,000 1,0001,000 975 1,000 1,0009301,0008771,000 960978966806 1,000 982 950 940 877
    Divisors
    1,0001,0009428521,0001,000 9231,0009401,000952 978 1,000 1,0001,0001,0001,0008381,000 963 1,0001,000 7691,0001,0001,0001,0008849551,0001,0009719659709219429709551,0001,000885 1,0001,000963 945970985 1,000
    Emirp Numbers
    8121,000 9341,000983883 1,0001,0001,0001,000813891 981 1,000 1,0001,000952 1,0001,000945 1,0001,0009021,000974 854835 720 1,000973793
    Emirp Numbers (Long)
    790818842 844 969 958 852953 962 886 897 826798 8131,000 938 756 969 950 1,000
    Emojify
    1,000 989 9571,000 1,000 1,0001,0009891,000 1,000 9081,000890810 1,000 1,000 1,000 753 930
    Evil Numbers
    1,0001,0009239717761,000 9421,0009581,0001,0009731,0001,0001,0001,0001,0008961,0009331,000784 1,000987 1,0001,000 1,0001,0001,0001,0001,0001,0001,0001,0001,0001,0001,0001,0009311,0008931,0001,000919840 1,0001,0009831,0009068971,0008261,0001,000969
    Evil Numbers (Long)
    1,0009139219451,000 9801,0001,0001,0001,0006531,0001,0001,0001,0001,0009681,0009661,000944 1,000 1,000915 1,0001,0001,0001,0009258381,0001,000979 9861,0009339771,0001,0001,000886778 906 983 1,0001,000 1,0001,0001,000
    Factorial Factorisation
    1,000 944 955 936 911 1,000942 977956 930 944 1,000
    Farey Sequence
    988 952873 1,000 9721,0009891,0001,000 1,000 1,0001,0001,0001,000 1,0001,000 1,0001,000984 986 1,0001,000980 1,000 1,000 1,000
    Fibonacci
    8001,0001,0009711,0009771,000 9781,0001,0009701,0009451,0009601,0001,0001,0001,0001,0009558131,0009571,0001,0001,0001,0001,000 1,0001,0001,0001,0001,0009291,0001,0009501,0009579601,0009641,0001,0008751,0009431,0001,0001,000 9719781,0009561,0001,000847
    Fizz Buzz
    8319871,0001,0001,000 1,0004871,0009259891,0001,000 1,0001,0009111,0009879851,000947952969 9917841,0001,0007116201,0001,0001,0001,0009668411,0001,0008971,000 8411,0001,0008391,0009851,000 9789591,0009509131,000970 9721,000
    Foo Fizz Buzz Bar
    1,0009921,000859 988 897 9571,000 8029759761,0009811,000983962 969 1,0008041,0001,000 1,0001,0009401,000986860 1,000 992 7501,0009448521,0009871,000 970 957 1,000956 1,000
    Forsyth–Edwards Notation
    827828 989 941 966 9521,000 988973 959913990937 992 934 984 933 970 875 855
    Fractions
    971 978 959 9839681,000 1,000 1,000990946 1,0007891,000976 9701,0001,000 1,000 8001,000 957 1,000 935 1,000
    Game of Life
    8431,000 882 963962 923 905 947978 930 921 890 932 9799571,0008041,000 959 931 959854 966939 1,000 1,000 897938
    Gijswijt’s Sequence
    1,000 1,000 955 1,000 906 1,000 852 840 955 927
    Happy Numbers
    1,0001,0001,000 982 7051,0007479791,0009801,000 1,000 1,0001,0001,000804857 1,000968 1,000924 9761,0009119251,0008801,0009479181,000 6799801,0001,0001,0001,000 1,000985 808 1,000986726936981
    Happy Numbers (Long)
    993983 988 9011,000 1,0001,000 9849731,0001,0001,000973941990 944 1,0008211,000986 9881,0001,0001,000980962 874 973 736959 984944861 860 979961 1,000
    Hexdump
    933 1,000 1,000927 982 24 937 1,000 1,000 904
    Hilbert Curve
    859 1,000 840 831
    Intersection
    1,000 952970 974 9631,0001,000 989 989 1,000993 9011,0008929881,000818 1,000 9751,000 1,000 974
    Inventory Sequence
    9881,0009569309721,000 954976976857986 1,000 1,0009889869861,000990 1,000952960973 1,0009899451,0009461,000 1,0001,0001,000 895977917 1,000964875 1,000 1,000
    ISBN
    9801,000 1,000 943 1,0001,000 1,000822 9651,0001,000 988 1,000 9791,0009871,0001,000969 989 772968 8861,000974957 825
    Jacobi Symbol
    976 903 1,000 1,000 978 955 771
    Kaprekar Numbers
    964 763 1,000
    Kolakoski Constant
    1,000925 893 969 9411,000 1,000 909 946 923 1,000 905
    Kolakoski Sequence
    1,0009781,000 1,000 905985963 1,000 1,0009759861,000 911 990 1,0001,000 958 1,0009619819621,000 1,000 1,000 9761,000 962804 1,000 883 961
    Leap Years
    1,0001,000917907 1,000 9649839871,0001,0007759299511,0001,0001,0001,0001,0001,0001,000 1,000965 1,000980 1,0009849761,000971 1,0009781,0001,0009449069791,000 956923 9439331,000 8459779818249781,000
    Levenshtein Distance
    907 978 986 1,0001,000 1,000 1,000 1,000972 816 988 9091,000 1,000 1,000945 1,000 939
    Leyland Numbers
    1,000 949985 957 8181,000961 976 1,000 891 1,000 830 962
    ln 2
    1,000958 1,000 981 1,000 988968 980 1,0001,000 981 1,000 992 1,0001,000857 1,000 974
    Look and Say
    9811,000 868 982 9731,000 1,000953 951 1,000 937 973 870983972 927
    Lucky Numbers
    962 974 1,000872 914 870 888 784 963877 1,000
    Lucky Tickets
    1,000 1,000933 1,000 979984989 1,000992 1,000 914 990 951 1,000 864 947
    Mahjong
    862 897 859 957
    Mandelbrot
    949 1,000 990 950 973
    Maze
    1,000 953 1,000 899 971 1,000 944 1,000
    Medal Tally
    963 965 987 969 964888 1,000 985
    Minesweeper
    1,000 1,000989 1,000 1,000 955 1,000 1,000
    Morse Decoder
    1,000 1,000 8251,0001,000979 1,000 9129531,000975 895 1,000 1,000 985 1,000
    Morse Encoder
    956800974990699 978 9619381,000 1,000 909983 986 979 943
    Multitap Input
    949 1,000 1,000 987 949
    Musical Chords
    839 870 1,000 921 847 920
    N Queens
    962 977 989 873 932963 923 943
    Niven Numbers
    7141,0001,0001,0009759821,000 1,0009671,0001,0008709771,0008631,0001,0001,0001,0001,0009589297939421,0001,0008101,0001,000 1,0009851,0009171,0009521,0001,0001,0001,0009741,0009771,0001,0001,0001,0001,000 1,0001,0001,0009068869781,0007119351,000935
    Niven Numbers (Long)
    1,0001,0001,000 1,0001,000 9849869889801,0008939808511,0001,0009579331,0001,0001,0001,0009551,0009608331,0001,000 1,0009491,0009561,0001,0001,0009521,0001,0001,0001,0009269741,0001,0009801,000 1,000 9791,0001,000 859978
    Number Spiral
    1,000 1,000 980 1,000 867909 1,000 979 9551,000 972901 992 942855 940
    Odious Numbers
    1,0001,000897946820949 9809649589741,0009731,0001,0001,0001,0001,0009361,000894917774 1,000988 1,0001,000 1,0001,0001,0009741,0001,0001,0001,0001,0001,0001,0001,0008399258891,0001,000872875 1,0001,0009821,0008669001,0008361,0001,000979
    Odious Numbers (Long)
    1,0007669009631,000 9801,0009861,0001,0006811,0001,0001,0009861,0009681,0009471,000944 1,000 1,000947 1,0001,0001,0001,0009507891,0001,000979 9721,0009008841,0001,0001,000818786 879 983 1,0001,000 1,0001,0001,000
    Ordinal Numbers
    952900 937 917829 9851,000 953 1,000991944951 781985 9479151,000984986 9131,000 977 975865 9429861,000 958 1,0001,000 958
    PalindromemordnilaP
    984 904 7701,000 973974982 1,000946 985 1,000 957
    Pangram Grep
    1,000938 1,000951 982 9618718931,000 989797 9001,0001,000 986 9831,000950913 918920943 865 920984968967 951 865
    Partition Numbers
    982 1,000 989 1,000 975 1,000 966 1,000981 1,000 1,0001,000 1,000 978 977
    Pascal’s Triangle
    1,0001,000887 1,0001,000 867 9801,000 1,000 974926 1,000868983 982 1,000947 1,000952 9291,0009111,0001,0001,000 1,0009579441,000 1,0001,0001,000 930 1,000 890 1,000
    Pernicious Numbers
    1,0001,0001,0009431,0001,000 1,0001,0001,0001,0001,0009791,0008931,0001,0001,0001,0001,0001,0009301,0009421,0001,0001,0001,000981 1,0001,0001,0001,0009501,0009441,0001,0001,0001,0001,0001,0001,0001,0001,0001,0001,0001,000 1,0001,0001,0009308921,0001,0007231,0001,000972
    Pernicious Numbers (Long)
    1,000718800 769 778986919 1,0007651,0008791,000949847940 8821,000869947 8569631,000859 1,0008319878079231,0009601,0007439848119498228931,0009811,000981829 9531,000929 1,0001,000 1,000
    Poker
    957 1,000 958 938
    Polyominoes
    1,000 902 955 1,000 953944 1,000 856 1,000 988
    Prime Numbers
    9791,000929 1,000 911 8861,0001,0009731,000 1,000 9821,0001,0008571,000 935 1,0001,000 1,0001,0001,0001,0001,0009661,0001,0001,000911892 1,000 1,0001,0001,0001,000 1,000 1,000846 9338318331,000
    Prime Numbers (Long)
    1,0001,000 1,000 9479859741,0001,0009331,000 1,0001,0001,000962 1,0001,000955 990 1,000927 1,0001,0001,0001,0009051,0001,0001,0001,0001,000974 938938 1,0001,000905 1,0001,000 947894 1,000
    Proximity Grid
    1,000 1,000 968 9781,0001,000989 1,000 1,000 9801,0001,0001,000 1,000 1,0001,000 979966 1,000
    QR Decoder
    957 891858895968 880 916938 863929 970 886 1,000
    Quine
    1,0001,0001,0005961,0007179099435591,0005878611,0004449631,0007891,0009181,0001,0009004621,000 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
    958 969 918 909 1,000 9391,000959985 889 928 981985869 1,000 990 1,000881 955
    Repeating Decimals
    1,000 1,000 1,000 978 1,000
    Reverse Polish Notation
    978 1,000 9861,000 1,000 990 1,000 900938 1,0001,000987 1,000 991 989 958 1,000 830 986
    Reversi
    1,0001,000 1,000 9899941,000 1,000 9191,000 785 953 986
    Rijndael S-box
    924 905 989 925 991968 699 911 1,000 1,000 906 885 468
    Rock-paper-scissors-Spock-lizard
    1,000 1,000 1,0001,000 993993 1,000 988 950
    Roman to Arabic
    1,000 1,000 1,000 1,000977 1,0008541,0001,0001,0001,000 9651,000 979 1,000924 1,000 9291,000 988980 9851,000780 1,0001,0001,000 909 1,000 966
    ROT13
    1,000 1,000 1,000 1,0001,000 1,0001,0001,000 1,000
    Rule 110
    1,000 983 1,000990880 1,000 1,000915 822 982 901 983 1,000 833
    Scrambled Sort
    985 1,000 986 962
    Set
    941 966 1,000
    Seven Segment
    921 1,0001,000 962 989 9701,000 1,000 938 912969 902 1,0009699551,000 909964962 935 1,000
    SI Units
    990 883 1,000 800
    Sierpiński Triangle
    1,0001,000 1,000 1,0009851,0001,000988 944 1,0001,0001,0001,0001,000 955 1,000 9869741,0001,000 954 1,000 8811,000980 9821,000 939 1,000 926 9241,000
    Smith Numbers
    991 938 992 1,000 938 957
    Spelling Numbers
    1,000 9661,000 966 839
    Star Wars GPT
    988 1,000 1,000 1,000
    Star Wars Opening Crawl
    900 770 960 883 973
    Sudoku
    1,000 779 1,000 1,000 988 790 935
    Sudoku (Fill-in)
    6271,000 919 876 1,000 924976 897 967
    Ten-pin Bowling
    1,000981 1,000 1,000973986951 989 9729811,000 925 789979 1,0001,000 983 957
    Tic-tac-toe
    971 1,000 987 904 960 889 880
    Time Distance
    992 984 1,000 993 969 1,000
    Tongue-twisters
    835 595 1,000 842 899
    Topological Sort
    840 1,000 938 880 922
    Tower of Hanoi
    857 1,000943 1,000 1,0009711,0009021,000 1,000 9601,0001,0001,000 981 1,0001,000 1,0001,000 1,000 978981 9461,000 1,000 9401,000 903
    Transpose Sentence
    792 914 1,000 988927890 9761,0001,0001,000 1,0001,0001,000982960 1,000 992 867 986 811 1,000979
    Trinomial Triangle
    1,000 981 1,000 1,000 1,000 1,000 1,000
    United States
    1,000 851 9891,000 902 9439861,000989 978 972 969968988 946928 729887 9081,000 836 908
    Vampire Numbers
    976 929 916
    Van Eck Sequence
    913 1,000 976949 1,000 9101,000 8891,000 1,0001,000 1,000 909 868951875 1,000 972 1,000
    Zeckendorf Representation
    911 984 987 970 1,000992 1,000986 965 1,000 988 1,000 1,000 1,000
    Zodiac Signs
    967 973 917 582 784 736 984 956 969 975 970
    γ
    479441 716 730 1,000 924 784 495 719 718
    λ
    480 750 732 995 785 7521,000 795
    π
    1,0001,0001,000 1,000 966871 851939 979927924 7501,000 923 1,000 976 9261,000 983 977
    τ
    1,0001,0001,000 1,000 983871 851881 979955939 1,000 954 1,000 976 9311,000 983 955
    φ
    1,0001,000989 948 1,000881 980914 952987965 7311,0001,000 958 1,000 1,000 944 1,0001,0009229251,000 893 1,000
    √2
    1,0001,000989 1,000961 1,000833 953988966 1,000 1,0001,000 1,0001,000 1,000 968 1,0001,0009258731,000 1,000
    𝑒
    1,0001,000929929 1,000 946 965 1,000 1,000 1,000989980958 913933 958 9481,000 1,000 949 9631,000952 1,000 1,000