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

    The Calendar hole will go live in approximately . Why not try and solve it ahead of time?

    KasperKivimaeki (he/him) 🇫🇮

    109,462
    108,303
    💎65
    🥇215
    🥈75
    🥉77

    2600 lichess bullet - 2123 FIDE - TCC >> GCC

    123 / 123 Holes

    🔣

    24 / 62 Langs

    🏆

    62 / 99 Cheevos

    📅

    4 Referrals

    12 Days of Christmas
    871 748 910
    24 Game
    697 487
    99 Bottles of Beer
    964 1,000 852 627 958
    Abundant Numbers
    981 924 933 858865 785
    Abundant Numbers (Long)
    930 1,000 1,000 956955 919 938
    Arabic to Roman
    806
    Arithmetic Numbers
    1,000 1,000 1,000 9761,000862 955 828
    Arrows
    911
    Ascending Primes
    963 952 979 657
    ASCII Table
    1,000 1,000 975 825 845
    Billiards
    967 878 775 834
    brainfuck
    2861,0007101,000 1,000995975794 578 938 869
    Card Number Validation
    962 932 950 892
    Catalan Numbers
    825 592 970 957
    Catalan’s Constant
    993 247
    Christmas Trees
    317975 926 756
    Collatz
    892 929 957 1,000989 894 900
    CSS Colors
    831 886 114
    Cubes
    823 747
    Day of Week
    1,000 858 1,000 959 8891,000
    DFA Simulator
    1,000 1,000 845
    Diamonds
    827 742 744
    Divisors
    1,000 963 929952 790 1,000
    Emirp Numbers
    1,000 937 1,000 971
    Emirp Numbers (Long)
    950 951 679
    Emojify
    1,000
    Evil Numbers
    942 986 988983 1,000
    Evil Numbers (Long)
    980 1,000 9881,000 808 976
    Factorial Factorisation
    968 943 835
    Farey Sequence
    1,000 964 957
    Fibonacci
    700892 1,0009811,000 1,0001,0001,000 1,0008506141,000 889 691
    Fizz Buzz
    1,000871989 9151,0001,000 1,000 983
    Foo Fizz Buzz Bar
    990 984 818 1,000
    Forsyth–Edwards Notation
    982 936 1,000 831
    Fractions
    1,000 908 965 724 1,000 1,000
    Game of Life
    1,000 1,000 746
    Gijswijt’s Sequence
    865 773 729
    Happy Numbers
    1,000 795 939802 1,000
    Happy Numbers (Long)
    987 972 1,000971 847
    Hexdump
    903 926
    Hilbert Curve
    859 741 876 480
    Intersection
    849 862 857
    Inventory Sequence
    984 988 914926 857
    ISBN
    1,000 960 925779 875
    Jacobi Symbol
    901 914 1,000 768
    Kaprekar Numbers
    845 909 155
    Kolakoski Constant
    867
    Kolakoski Sequence
    921 898 776 867
    Leap Years
    964 987 955 1,000 915
    Levenshtein Distance
    863 1,000 957
    Leyland Numbers
    920 972 986
    ln 2
    1,000 917 1,000
    Look and Say
    755 643 571 725
    Lucky Numbers
    974 969 960 931
    Lucky Tickets
    822 882 961
    Mahjong
    1,000 1,000 919 580
    Mandelbrot
    976 896 888 822 824
    Maze
    857 804
    Medal Tally
    900 866
    Minesweeper
    931 1,000 879
    Morse Decoder
    864
    Morse Encoder
    951 917
    Musical Chords
    784
    N Queens
    841 802 733 705
    Niven Numbers
    857 1,000 1,000 1,0009851,000 1,000 978
    Niven Numbers (Long)
    969 921 953814 943 926
    Number Spiral
    923 763 727
    Odious Numbers
    980 1,000 1,000984925 1,000
    Odious Numbers (Long)
    981 1,000 1,0001,000 776 1,000
    Ordinal Numbers
    934 913 993 871
    PalindromemordnilaP
    962 899
    Pangram Grep
    928 872 908959881 935
    Partition Numbers
    897 867 948 529
    Pascal’s Triangle
    929 957 964
    Pernicious Numbers
    1,000 1,000 1,000 1,0001,000 1,000 1,000
    Pernicious Numbers (Long)
    851 888 981
    Poker
    901 837
    Polyominoes
    1,000 813 1,000 674
    Prime Numbers
    727 1,000969961376 9581,000 896 952
    Prime Numbers (Long)
    1,000 949 9791,000 918 978
    Proximity Grid
    941 971
    QR Decoder
    793
    Quine
    615 1,000717813 560 1,000 893 969
    Recamán
    1,000 989 897 910
    Repeating Decimals
    940
    Reverse Polish Notation
    949 888 932
    Reversi
    730
    Rijndael S-box
    765 837184
    Rock-paper-scissors-Spock-lizard
    916 905
    Roman to Arabic
    1,000 966 737 980
    ROT13
    986693969 976 1,000 750 773
    Rule 110
    966 876 598
    Scrambled Sort
    1,000 846 749 978
    Set
    1,000 970 874
    Seven Segment
    1,000 1,000 941
    SI Units
    775 757
    Sierpiński Triangle
    1,0009711,000 907949 1,000 950
    Smith Numbers
    1,000 959 1,000 1,0008411,000 1,000 782
    Spelling Numbers
    1,000 985 846
    Star Wars GPT
    797 110 859
    Star Wars Opening Crawl
    860
    Sudoku
    816
    Sudoku (Fill-in)
    896
    Ten-pin Bowling
    895 875 322
    Tic-tac-toe
    846 901 721
    Time Distance
    924
    Tongue-twisters
    792 890
    Topological Sort
    979 978 988 779
    Tower of Hanoi
    9851,000988 1,0009781,000920 912 913
    Transpose Sentence
    969 906
    Trinomial Triangle
    673 955
    United States
    877 862 945
    Vampire Numbers
    753 538
    Van Eck Sequence
    985 935 964988 966
    Zeckendorf Representation
    1,000 976 911
    Zodiac Signs
    834
    γ
    1,000 1,000
    λ
    516 664 651
    π
    1,000 992 923 985
    τ
    1,000 992 970
    φ
    1,000 859 828
    √2
    1,000 837 1,000
    𝑒
    1,000 991 761 688 1,000704