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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?

    sean-niemann 🇺🇸

    121,069
    121,152
    💎264
    🥇2,005
    🥈635
    🥉630

    126 / 126 Holes

    🔣

    48 / 64 Langs

    🏆

    106 / 109 Cheevos

    📅

    12 Days of Christmas
    892808916864886861913 916 865899 874816908915 940977 832858861912 777876919 448880 890898 942 872896
    24 Game
    769866723813784 891 909 924 904 810943 781 887 836 914 929771
    99 Bottles of Beer
    875871938919944962879 930 954920 847 963 975992 904 775 922870 911 917 956
    Abundant Numbers
    868918931893943930928831945 955916915 911 9281,000927953 778942956914967996910949931886913955901969842985902936903950890939 929911
    Abundant Numbers (Long)
    825911905837917873880917945 949890913 8881,000931943 924883931913964996905922895 866 931904911898937 921 884904
    Arabic to Roman
    879 833 713 888940881985 862870 969 890 814966 880 760 9011,000 834 833
    Arithmetic Numbers
    847820870901933899912 925 941894895 891 925 918899964 892 912798 864 923947 954 864 831817
    Arrows
    898853842836879897836 940 846866761 906 738 852893890 859 882 890 963 837 793 871842
    Ascending Primes
    805876898886919873896 913 855873885 883 781 916928 837 766 778 951 823801 893 884842
    ASCII Table
    878896943842932841840881968 899893905 936 949 906893939 885 987 858954912 875 892872
    Billiards
    736780864776746801871 730 846 816 869853 844 713 782 800 785 762
    brainfuck
    557 866555 625848 832 704 640947 898 820
    Calendar
    680 731 692 830 819745 959 767
    Card Number Validation
    852844890759 749 809 777747 839 901 812948 878 779 821836 886 855 799844
    Catalan Numbers
    849 919858918 943 917902843 908 863983924935935 912957 942 689 909 974 959 879 856
    Catalan’s Constant
    791 897 858 849 722 899 914 726822 994 832 873 800847 907 853 902
    Christmas Trees
    918 923723830 902 865 942841 840 927 853972891843 873930870 912 885812906949941 760 931923
    Collatz
    909904931886939913897 949 917904 884 879892 937973938863 839910923 836958 896900933942904 892 846788
    Continued Fractions
    890 800844 868 871924 946 931
    CSS Colors
    816885849726 770795 903 786 937 835 834 802885 1,000 826989 890 877737 840
    Cubes
    650741915 842 698 772 717971848 687843 699 734 823 783
    Day of Week
    840772840917934894884880919 886866873883 907 904 898 858919950903 900 900 859 9281,000 961923885943772 788 816813
    DFA Simulator
    749 874 901 863866 902 851
    Diamonds
    935911907684860686913 895 772917 838 915 870965 948 871 948 939 973 902
    Divisors
    879912920894955891925876946 940834918921 919 911900 923952 921953979940 892949897850892935840942 984948975967948 934 874907
    Emirp Numbers
    868 752948937882823879882 906911924879907933 922 910 934939913 1,000 908 944914925914922960920906913 847
    Emirp Numbers (Long)
    618755755726768744659 896 737 804 843 769735 1,000 798 933 915900 732
    Emojify
    899877 904900 959 948919 698 949 946961849 925 981 892
    Evil Numbers
    851767914905949929919913934923942909915912884915922 931 9099419719149459729249441,000919938925899909885951858915982846851932943906930912917914
    Evil Numbers (Long)
    840857913931938934919915935918941903916 922 915 9118479689019319607858171,000840906843846 852912948913976812741838874 915904909873
    Factorial Factorisation
    845832817840858883857 821 880832 803 870 878930844 921 867 952 792
    Farey Sequence
    874888909897916908859 931 817899907894 894 906 913947 836889860896892 865 964 802844 903 890882
    Fibonacci
    920916936974965961910 896 965934939928 7699429531,000926965880 964981930963 910961900923892929966935935987834981938958 927927942875
    Fizz Buzz
    970892964984907963959952968961873951943905 912932973960971 957979992981959839951976857939840947985994 994960992987923 972939930954
    Foo Fizz Buzz Bar
    948866918803865857909 958 924930906 919937939947 957922955900854 789 929962971 986942980917 931805 806
    Forsyth–Edwards Notation
    924766881786 833913 800 890 815 888 875955868 879 977
    Fractions
    893819862894784903866870921 866 898 836 920952 920 844 740 971 991763 866 769
    Game of Life
    799725875 843 753 802 698 897865 7681,000 802 841 820
    Gijswijt’s Sequence
    794887904 817 850 846 807895 896 896 824885 745 913 791 894 753 859 904899
    Happy Numbers
    931856851915919873917920943 941877915924899921940 926959912932 9279379679289471,000856 906 829943934927980906 963935841929 830883
    Happy Numbers (Long)
    914826897895928869917 917 936897906 915956892920 922957907940962822795 867823886 958 955 881 868
    Hexdump
    689748877699 651837 942 890 866 806884 974 979
    Hilbert Curve
    634 708 625 596 873
    Intersection
    719801823748857750840 862 826 885 868888 908869863 908 842 733
    Inventory Sequence
    892863906905895900818 901 935887 896 877 911898 994 913904 913 949 951
    ISBN
    934791897783832810 839 853875 901 817 904 923947 935 903 901894 876
    Jacobi Symbol
    665 752735710743735 734 737 925 748 799730 783 750
    Kaprekar Numbers
    822907917923921921917 784 895898 882 909936 894 816 868 788 895
    Kolakoski Constant
    882810887 888907894 886 784 908 846874 865 902 861 963849 903 898
    Kolakoski Sequence
    889832896872903889752 873 916890880 894 895919954 914914 9131,000 910 906922 913 938910 854 829897
    Leap Years
    863784941935928936914909928 965922934938894902939 906 933937850 929957896962 913918887799838884923987925942901782893849 908911880935
    Levenshtein Distance
    804741838 874 935 945912 946 741 892 738882 877 962 967898 970 904 917
    Leyland Numbers
    770 849 862 926 781 881 916 801944925 879 960864 825 884
    ln 2
    906 881816888798906 947 876 927 845935 961 896 982894 971746 936893 890 888
    Look and Say
    662896618 683936 798 926840 909886 765965884 854 976753 819 924
    Lucky Numbers
    796 914852807818760 926 849825880 912 909 891866 826 900771 937831 875
    Lucky Tickets
    861 669 871 921 832 740 878 753934 955 864 778
    Mahjong
    850 682 715871 647
    Mandelbrot
    918896909878912808848 886 921906903 768 915 894903 915895 915 911 917 909
    Maze
    788 843 631882 837878 860 844
    Medal Tally
    822 815 666 787 853 712 804845845 881
    Minesweeper
    831831838 872 883 795 861 828910 865
    Morse Decoder
    905 894 919 958 922926 908 938965 980 924 888
    Morse Encoder
    901891912 898 851 892 878 872 918 928961 858 911 951 920 897
    Multitap Input
    679 823906 853 827 943 859 869881 864
    Musical Chords
    488 824 716 804 749907 751 856
    N Queens
    668689793722702652913 806 755 744 828 726932 767830 719 867 809 758
    Niven Numbers
    943925948965953945940926951 9639259359338999359399199321,000934953 9419369778739601,000939953946920920976937979932984947980920947867945934938935
    Niven Numbers (Long)
    936916926934941937930 948 965915880892823918927906919996924933 928936964 9531,000925893925908907968875935917978932983966928 926924918795
    Number Spiral
    652879893912808799640 753 895890 881 781 819810 774827 769 764 767 871
    Odious Numbers
    832753913919943910895913935925943879916911880914924 927 9109399709219429709259421,000919938927899912826901856916980828886931938905930916918913
    Odious Numbers (Long)
    711873912928934916915914936919940888916 922 913 911873967902929957 8151,000894908894832 823826949913974755761837868 916908910873
    Ordinal Numbers
    956816853874774856845883853 942880855 838 885 851970 810934 951824907 897899962968 957863 806
    PalindromemordnilaP
    819692 785 836866894 832 893 869908890 704 933848 945 923900 697 755
    Pangram Grep
    896845799 778 872882935 793 940 723 8951,000915927 900948 942 909 925 854 961900936917919
    Partition Numbers
    923896909853900856902 934 874877 902 889 910928 910 939892 946932 929 879
    Pascal’s Triangle
    798897892820872844889 932 773838 894 895 892 1,0008968218929079081,000811918 890904892881 975927962950795 904 858741
    Pernicious Numbers
    929917934953940933930879940 9569149249218879239229119241,000927900972904934968914945 921937933906914965949972921978925967966935861937929926926
    Pernicious Numbers (Long)
    641711 748932843813880948 963867 944 795 929 1,000 930804 924 922 867 837969891974 936926 924
    Poker
    684 659 893 697 655718 897 918
    Polyominoes
    880858891 670664721 731 809 745736 880 737 857
    Prime Numbers
    855847902877916880914913933 934815852915883 960 9298219119481,0009189349729209141,000910945921760 952888892918981933964961942902890 912913
    Prime Numbers (Long)
    778851902886894888848908932 926901881 900964 8869179089331,0009068609618379361,000912922910 833838908 974934876952930 881 839912
    Proximity Grid
    830 822 853 805883830 867 850941 815 880 911
    QR Decoder
    897854906832801830803 782 744840 900 791878 914 788 743
    Quine
    6419058535369435718529098149487359108299198768354459549339798969489049089399719299421,000828947925908921959772950916977 957961943 679923604
    Recamán
    913863895885903934941 886 904878 853 834749 918952923 938 864 962 927 914 838
    Repeating Decimals
    849 931 773 892 848798 961 1,000965 817
    Reverse Polish Notation
    616 822 795 824 796 1,000 725929 942750 907
    Reversi
    771 870 867 883887 914 856941 757 883 904
    Rijndael S-box
    736 898 683 657 821 936 803 687758 878 849 759
    Rock-paper-scissors-Spock-lizard
    727742898 930 942 902 957 853982 966 940 815
    Roman to Arabic
    850797900696753673884 905 933873909 971 891 918 841895922761 876804 933951 9701,000 930809 898 920873
    ROT13
    835781 594 875 864 803 908 786890 943931 958881921946
    Rule 110
    889869883734 747901 952 954889 779 935 765964902 908 839 978 967769 908
    Scrambled Sort
    781 724 856 783 865 865845 930
    Set
    749 819 783 846 635824 903 909
    Seven Segment
    771863752913845893862 825 931846 900 790 886930 924 784 935 925 803
    SI Units
    741 936 719593 866
    Sierpiński Triangle
    937920941963947937902894955 960922921 896 954 940977923754 873903 970961944 948901 948882 917 840939
    Smith Numbers
    771856899765804736843 850 750870 827 897 778888 816 720 851750 861 779
    Spelling Numbers
    691 821 719 8109268551,000 779 580900852 897
    Star Wars GPT
    765 847 714883 946 825
    Star Wars Opening Crawl
    884 864 855 615900 907 829
    Sudoku
    847 834 676727 896 812
    Sudoku (Fill-in)
    891 789 887 820895 818 944
    Ten-pin Bowling
    572 675 881869927 914881 902 888948 915 951 939 757
    Tic-tac-toe
    835869 903 862 873 799 927 856940 843 887 899 935 768
    Time Distance
    849 918826821808909 920 948 883976 918 884
    Tongue-twisters
    959 910906930 896 932 966872926 956 978893 947962 946 954 968902 989942872880 943
    Topological Sort
    844 735 693 742862 782 758 777
    Tower of Hanoi
    938908938943905924889 953872908914921 838840 927 930 930964 945 935949 882902929918947 969879888898925 931872928892
    Transpose Sentence
    625813837 672 829 889 863 840 1,000762884 848928897 932 916868 774761
    Trinomial Triangle
    848 809 903 895 708861 953 914
    United States
    797873 934913 782 867808 929 784912 827 847996 919
    Vampire Numbers
    781875594 609782 850 879 661752 880 871
    Van Eck Sequence
    840832897875806893894 892 811817 781 899 832953 916 886 967 944710 865 902
    Zeckendorf Representation
    821835864845872897 847 853847 854 888 897936 804 861 939 852 864 855
    Zodiac Signs
    927780883818 798872 859 922818 833 867 873930 920 907 888
    γ
    888872825 783 611 596834 1,000 882 886 629 845
    λ
    889892 883 880 893 881892 844 695883 853 915 905855 909 866
    π
    922741924839925855885 875 915 894897932 781925 986 912809 926931 935914766945870 908 906
    τ
    908732897823899838897 886 910 897881907 810946 974 895 931914 930901761922850 887 893
    φ
    901757892907905791930 945 877899 841885955936958 859962 969 865 976922 915976831887970842 900 842
    √2
    906750892876832768933 955 885904 930 966942 947966 974 854888 993924 871982851977975805 908 894
    𝑒
    757836911900888899897931953 921 842 8728831,000 888965 980 882 953913 979948 968810 771 884