Ctrl+P again to print, arrows/tab to navigate results, enter to confirm

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

    emgordon154 (she/they)

    119,085
    119,624
    🦄14
    💎224
    🥇733
    🥈305
    🥉339

    that is a hole my oulis chef wrote :o

    126 / 126 Holes

    🔣

    62 / 64 Langs

    🏆

    87 / 109 Cheevos

    📅

    1 Hole Authored

    1 Referral

    12 Days of Christmas
    816 818895675 893 894880 835 942 864 905988 889 894 833 793 895
    24 Game
    485862 655 333 672 651 635 784 4931,000 580 379 99
    99 Bottles of Beer
    979464 762 794793 907 774825 1,000 1,000 910 786 833963 1,000 880 746662 867 785
    Abundant Numbers
    944 836 883895892867862 909884 1,000 8448261,000 833835873863 960900 797 913901 770 903
    Abundant Numbers (Long)
    1,000 877 904946973 1,000 935977 1,000 1,0009401,000 1,000934927923 962984 938 915963 877 1,000
    Arabic to Roman
    604 7111,000 6401,000 596476 679579 388696 875 6561,000 1,000 985
    Arithmetic Numbers
    953 905 905952950 959 860895 1,000 1,000968695 786 903725 7111,000 935 850851 914 964
    Arrows
    768 775892 927 837827 966 961 729 779971 894 933 818819 683
    Ascending Primes
    542802 553 560768 1,000 1,000527525 641 5791,000 885662 558 760658 392 922
    ASCII Table
    878 757 741738835 775 864856 869 819 865 779870 729964 763 755851 816 790
    Billiards
    988 846988 854 892 963 1,0008621,000 822 847966 930 778 854 863890 1,000
    brainfuck
    487 824 850 675 906 8281,000 1,000 834 669
    Calendar
    888 833967 1,000 1,000 1,000
    Card Number Validation
    809 744855699 867 940 783 976887735 739 919789 592961 874 810776 945
    Catalan Numbers
    5861,000 959757 1,000 1,000945 972 1,0007981,000 1,00096 962 1,000 1,000381 228 1,000
    Catalan’s Constant
    205 611 442 606 4201,000 478 632 926
    Christmas Trees
    386833 700 855793 838 905780 1,000 925 969 865 854943 680940 795 889908 790 813
    Collatz
    892 855 918905888 821 879967 990 1,000904963 809 9321,000 838911 900 845898 918 988
    Continued Fractions
    874 913 980892 1,000 845 734912 696 992 1,000
    CSS Colors
    2721,000 450 766 818 1,000 1,000 371830 848 1,000 724 751 438
    Cubes
    623 702 726 654 1,000 889 621734 725 567 333
    Day of Week
    918943 1,000 980922 1,000 1,0001,000848 942 9591,000 654938 1,0001,000 851865 1,000 927
    DFA Simulator
    904926 944 9441,000 1,000 906 914 8291,000 1,000 919 748849 865
    Diamonds
    574 596 611880 714 841 934 1,000 971 812 664826 673858 691 582769 1,000 789
    Divisors
    4781,000 860 870 868667789 1,000 1,000886 1,000 9539451,000898 769982868860860 9551,000 1,000 1,0001,000 945 1,000
    Emirp Numbers
    617 728857983918 1,000 1,000 1,000936773728 8675718571,000 962961 905 1,000990 797 772
    Emirp Numbers (Long)
    533806 852 731 1,000 861782778 910 5771,000 1,000833 800 932732 1,000 913
    Emojify
    660454 819 429 889 724709 507 857 518 401
    Evil Numbers
    914 907 946860960973974 1,000955 1,000 9649201,000 1,0009679497787751,000889 750901 1,000 844862722 753 975
    Evil Numbers (Long)
    986 796 962 972844942 976 1,000986 987 1,0009211,000 8069849511,000 1,0001,000 890 976 879938 904 1,000
    Factorial Factorisation
    765 604 762839 702 882 1,000 887 778662 719 683 503717 541 948
    Farey Sequence
    976 592 920 949 864 957 848938 1,000 1,000 1,000 659 924952 625988 957 846922 960 1,000
    Fibonacci
    640959 8549176676009522909799819869436967939442321,0001,0009788751,0003232556086201,0001,0001,0009717295148439831,0009717181,0009805129504258804144257301,0005609053679261,000301 9718825153997693337631,000
    Fizz Buzz
    583928 911 931932802 1,000 879917 971 9687711,000 6971,0001,0001,000 860987 983 1,000904 870 686 815
    Foo Fizz Buzz Bar
    6441,000 927 984888956 1,000 1,000826 975 1,000754980 7509299291,000 891991 1,000 963872 979 748 929
    Forsyth–Edwards Notation
    650898 785 882881 971 1,000 786 680927 776868 849 565785 761
    Fractions
    846 715 747949 1,000 1,000903 1,000 1,000736833 960 797924 7441,000 1,000 1,000927 725 888
    Game of Life
    622779 756 589 830 784 692877 742 798 525 524
    Gijswijt’s Sequence
    1,000 657884 974 644899 986 1,000 660 967 667852 723876 959 987 510 793 1,000
    Happy Numbers
    938 9038291,0009801,000 914944 1,000 1,000982867 1,000 8161,000 8621,000 1,000 1,0001,000 798 935
    Happy Numbers (Long)
    649 818738 960 883901 862 958985871 790 849983 833951 960 862908 870 983
    Hexdump
    688 789827 984 820739 867 1,000 802 938 861889 886 1,000 485 776
    Hilbert Curve
    980 1,000 1,000 509
    Intersection
    788794 822 937935 923 1,000 707 755 731800 429758 844 742959 1,000 778
    Inventory Sequence
    417 492 676 914 854 780 964 690 703 912662 600813 931 844 698 964
    ISBN
    944 832827 764 810852 957822838 730 961955 816897 820 770859 675 950
    Jacobi Symbol
    576 811 803 636 9171,000526 650 793695 789 823 593 676
    Kaprekar Numbers
    74794148851416 404 773827 816 824893371 971 701396 308832 441 663802 550 929
    Kolakoski Constant
    1,000 796687 841 820 931 987 784 783238 748 795 720 908 960
    Kolakoski Sequence
    1,000 682 866 898729714 912 1,000 953 742 813 918 891841 1,000800 912 8651,000 709 969
    Leap Years
    914 900 962915730 857 914944 1,000 940 1,000 909929930895 1,000917 860 805836 789 924
    Levenshtein Distance
    813764 535 1,000892 889 724 689 745781 519798 874 511 927 845 823
    Leyland Numbers
    693 814844 986 788893 1,000 9798561,000 891 745984 7061,000 986 790897 793 919
    ln 2
    1,000 63 815 1,000 932825 910 877 857 4581,000 859 1,000 1,000 792 350 994
    Look and Say
    941 982953 843 1,000931 885 1,000825966 740 1,0001,000 970968 841 964956 683 794
    Lucky Numbers
    504754 964 703 585781 679 5311,000 667901 947 770625 791
    Lucky Tickets
    631 786 620741 770 890 684 512 6211,000 1,000984 810 529 457 639
    Mahjong
    675 798 493 630 393
    Mandelbrot
    1,000 936 1,000 1,000 988 1,000 8911,000 723992 888 1,000 1,000
    Maze
    985 771 780833894 916 7591,000 1,000 1,000 692 842 9021,000 589815 892 980 1,000 986
    Medal Tally
    796 701 905 647 650 890 793
    Minesweeper
    803 857 873 876 937 913 962 9031,000 821 752 1,000
    Morse Decoder
    737650 607 820 1,000 548 661703 555 589 614
    Morse Encoder
    754 681796 763 725 851 912 580 691793 584 838791 669 1,000
    Multitap Input
    694 833957 908 8651,000 1,000 976 1,000 892786 922 890 792 1,000 1,000
    Musical Chords
    581779 646 1,000 521 473 593865 732 655
    N Queens
    850 574537 641 1,000 924 774 774 457 573853 500 725 206
    Niven Numbers
    1,000 932 907 9329779009771,000 1,0001,000 1,000 1,0009891,000 8609851,0001,000 8751,000 1,000 978 9441,000 795 1,000
    Niven Numbers (Long)
    821 816 863962854 961 1,000828 978 9549191,000 8559299621,000 8851,000 926 1,000802 893 878
    Number Spiral
    842425722782818 798 885875 1,000 1,000730840 914 7681,000 775870 179 734657 835813 872 1,000
    Odious Numbers
    882 925 9588841,000973974 1,000913 1,000 9479311,000 1,0009689497638251,000872 942 1,000 848892683 725 983
    Odious Numbers (Long)
    1,000 900 944 973889980 975 1,000971 987 1,0009321,000 803984975974 1,0001,000 957 1,000 853938 794 1,000
    Ordinal Numbers
    675 896840 730 819 1,000 861 849 957884 600792 842 706832 9221,000 800
    PalindromemordnilaP
    663654 896 794 646 957 917 703 752915 8131,000 930 662878 844
    Pangram Grep
    966 604 823820 1,000 1,000942 6501,000 9408381,000 763 776943 9551,000 723 986 571 929951 778759 848
    Partition Numbers
    946 892 787 813984814 1,000 776898 6641,000 1,000859906838 981837 581813 982 978769 354 795
    Pascal’s Triangle
    929 684 855838 907 885 886 876663885 708 8391,000 1,000702 721 1,000 768678 582 744
    Pernicious Numbers
    768 800 1,000 1,0007839079791,000 1,0001,000 1,000 9751,0001,000 9761,0001,000952 9441,000 944 1,000 9671,000577 542 1,000
    Pernicious Numbers (Long)
    687 662922 962 946894 896 993824929 736938742857 889903 915 963 915974 706 992
    Poker
    459 742 840 459580 750
    Polyominoes
    999 229 178 221 333 169222 371 412257 303213 161 367290383490 421 27 259171 186 2011,000
    Prime Numbers
    5689591,000816 912 9368301,000973927 816900 1,000 1,0001,000895 1,0009219231,000 1,0001,000 952 969953 846 870
    Prime Numbers (Long)
    4429411,000796 932 9508721,000 977 1,0001,000 975 1,000969905889 1,0009229741,000 1,0001,000 978 1,0001,000 734 986
    Proximity Grid
    534 726 622834 688 1,000 846 601793 767 745 574
    QR Decoder
    491 683 1,000 1,000 527747 682
    Quine
    1,000 1,000 5149015381,000894 844 833963 1,000 1,0001,0001,0001,000 9411,0001,0001,000 1,0001,000 780 969 1,0001,000 1,000380 324 1,000
    Recamán
    607 797667 905 821 806 604 797790 707882 968 824742 615 734
    Repeating Decimals
    1,000 1,000 992 748 895 1,000 957 1,000 853
    Reverse Polish Notation
    520 926869 800 831735 739 1,000 692 908861 348988 940 750681 412
    Reversi
    854867 934 1,000 976 9311,000 1,000 927 955
    Rijndael S-box
    776 762829903590 559597 967950 528 1,000 494 488 640483 688 623 545920 998 1,000
    Rock-paper-scissors-Spock-lizard
    8891,000 803 887915 1,000 1,000 1,000 741 892955 1,000 847 902701 768 813
    Roman to Arabic
    591 354 571901 632 690 549357 385 927587 6811,000346 643
    ROT13
    514 699 909 644 889 759 683 411 645 1,000 972786 778 782
    Rule 110
    588889 958 912792 763 980 636 773895 737 946 894 900 748
    Scrambled Sort
    755 947 932727 829 1,000 1,000 836 923891 978 776
    Set
    763 938 8661,000 733 711662 673824 959 750896 698
    Seven Segment
    684 820761 713 784800 934 750 848763 810 797 782815 768 823
    SI Units
    686 518977 679
    Sierpiński Triangle
    500 635686 903 762811 788 816 1,000505 660 551917 727681 919 735732 607 630
    Smith Numbers
    957 744 739810611 893 933789 958801500 784 869845 372976 852 863790 153 893
    Spelling Numbers
    8591,000 1,000686 874 829 854780 484 744
    Star Wars GPT
    930 8431,000 656 634 681780 1,000 872 901 1,000
    Star Wars Opening Crawl
    666 725 760 478 650874 966 783 572 1,000 795
    Sudoku
    459 667 719 1,000 949 660 666
    Sudoku (Fill-in)
    237 800 1,000 1,000 683 9031,000 839 908
    Ten-pin Bowling
    584 678 758 616289 563 164 740
    Tic-tac-toe
    933970 810 966983 1,000 987 925 766 9501,000 989 877 963745 918
    Time Distance
    674 924 656 838 680703 768 911 579 1,000 1,000
    Tongue-twisters
    570 807 885952 816 835780 813 877 875 960 907930 837839 843 831881 936 1,000
    Topological Sort
    711 1,000 580 880 1,000 720 408 920
    Tower of Hanoi
    717 724 942 9668708495794523889953 1,000 22 8418491,000895 9021,000 589846 2395757073214912 22 986 881
    Transpose Sentence
    872 754 763924959 1,000 1,000923 971 1,0009641,000 765 7731,000 1,000977 946 929993 768 1,000
    Trinomial Triangle
    887 743 8671,000 1,000928 901 790
    United States
    621818 797 943 1,000 936978 983 88 863 939 495
    Vampire Numbers
    673839 897 915 930 901 887 784 715873 658769 904 883 866 462 1,000
    Van Eck Sequence
    745 753 603636 912 878802 700 833 889 663 7171,000 750880 982 750741 694 941
    Zeckendorf Representation
    902 809 766887661 881 807863 875 821 961880 935 974 648 1,000 996
    Zodiac Signs
    965 731 878 961 1,000 1,000 1,000 852984 937 986 797996
    γ
    872 834 1,000699245 171 299 973 1,0001,000 248 657 921 962
    λ
    489 755754653824335721 837 1,000653833 985 7801,000715332796 937 804 635636 921 1,000
    π
    1,000 913705 940 736922 724 917 8967211,000 694 926 956 778627 353 281 955
    τ
    1,000 889673 955 720922 716 917 8867141,000 700 931 956 712 356 955
    φ
    1,000 103 847754 946 919835 794 985703920 8627751,000 761 1,000 930 729 300 1,000
    √2
    1,000 107 703803 1,000 905892 766 8251,000893 9577227121,000 1,000 1,000 1,000 833 362 1,000
    𝑒
    1,000 698 553714 1,000 831903 795 828 571 9096671,000 713 963 1,00075 867726 283 987