The Calendar hole will go live in approximately 10 days. Why not try and solve it ahead of time?
Christmas Trees in all languages in bytes. Achievements Cheevos Holes Languages Medals Miscellaneous All Holes 12 Days of Christmas 24 Game 99 Bottles of Beer Abundant Numbers Abundant Numbers (Long) Arabic to Roman Arithmetic Numbers Arrows Ascending Primes ASCII Table Billiards brainfuck Card Number Validation Catalan Numbers Catalan’s Constant Christmas Trees Collatz CSS Colors Cubes Day of Week DFA Simulator Diamonds Divisors Emirp Numbers Emirp Numbers (Long) Emojify Evil Numbers Evil Numbers (Long) Factorial Factorisation Farey Sequence Fibonacci Fizz Buzz Foo Fizz Buzz Bar Forsyth–Edwards Notation Fractions Game of Life Gijswijt’s Sequence Happy Numbers Happy Numbers (Long) Hexdump Hilbert Curve Intersection Inventory Sequence ISBN Jacobi Symbol Kaprekar Numbers Kolakoski Constant Kolakoski Sequence Leap Years Levenshtein Distance Leyland Numbers ln 2 Look and Say Lucky Numbers Lucky Tickets Mahjong Mandelbrot Maze Medal Tally Minesweeper Morse Decoder Morse Encoder Musical Chords N Queens Niven Numbers Niven Numbers (Long) Number Spiral Odious Numbers Odious Numbers (Long) Ordinal Numbers PalindromemordnilaP Pangram Grep Partition Numbers Pascal’s Triangle Pernicious Numbers Pernicious Numbers (Long) Poker Polyominoes Prime Numbers Prime Numbers (Long) Proximity Grid QR Decoder Quine Recamán Repeating Decimals Reverse Polish Notation Reversi Rijndael S-box Rock-paper-scissors-Spock-lizard Roman to Arabic ROT13 Rule 110 Scrambled Sort Set Seven Segment SI Units Sierpiński Triangle Smith Numbers Spelling Numbers Star Wars GPT Star Wars Opening Crawl Sudoku Sudoku (Fill-in) Ten-pin Bowling Tic-tac-toe Time Distance Tongue-twisters Topological Sort Tower of Hanoi Transpose Sentence Trinomial Triangle United States Vampire Numbers Van Eck Sequence Zeckendorf Representation Zodiac Signs γ λ π τ φ √2 𝑒 Apéry’s Constant Binary Lambda Calculus Calendar Connect Four Continued Fractions Crossword CSS Colors (Inverse) CSS Grid Ellipse Perimeters Flags Floyd-Steinberg Dithering Gray Code Decoder Gray Code Encoder Hexagonal Spiral Highly Composite Numbers Multitap Input NFA Simulator Numbrix Odd Polyomino Tiling p-adic Expansion Polygon Triangulations QR Encoder Quadratic Formula Semiprime Numbers Smooth Numbers Snake Sphenic Numbers Taxicab Numbers Turtle Tutorial All Languages ><> Assembly AWK Bash BASIC Berry brainfuck C C# C++ Civet Clojure COBOL Coconut Common Lisp Crystal D Dart Elixir Erlang F# Factor Forth Fortran Gleam Go GolfScript Groovy Haskell Hexagony J Janet Java JavaScript jq Julia K Kotlin Lua Nim OCaml Pascal Perl PHP PowerShell Prolog Python R Raku Rockstar Ruby Rust Scheme sed SQL Swift Tcl TeX V VimL Wren Zig 05AB1E ALGOL 68 APL Arturo Befunge BQN CJam CoffeeScript Egel Fennel Harbour Hare Haxe Hush Hy iogii Knight Luau Odin Picat Qore Racket Rebol Rexx Scala Squirrel Stax Uiua Umka Vala Vyxal Bytes Chars Scoring Bytes Chars Language All ><> Assembly AWK Bash BASIC Berry brainfuck C C# C++ Civet Clojure COBOL Coconut Common Lisp Crystal D Dart Elixir Erlang F# Factor Forth Fortran Gleam Go GolfScript Groovy Haskell Hexagony J Janet Java JavaScript jq Julia K Kotlin Lua Nim OCaml Pascal Perl PHP PowerShell Prolog Python R Raku Rockstar Ruby Rust Scheme sed SQL Swift Tcl TeX V VimL Wren Zig Experimental Language 05AB1E ALGOL 68 APL Arturo Befunge BQN CJam CoffeeScript Egel Fennel Harbour Hare Haxe Hush Hy iogii Knight Luau Odin Picat Qore Racket Rebol Rexx Scala Squirrel Stax Uiua Umka Vala Vyxal Hole All 12 Days of Christmas 24 Game 99 Bottles of Beer Abundant Numbers Abundant Numbers (Long) Arabic to Roman Arithmetic Numbers Arrows Ascending Primes ASCII Table Billiards brainfuck Card Number Validation Catalan Numbers Catalan’s Constant Christmas Trees Collatz CSS Colors Cubes Day of Week DFA Simulator Diamonds Divisors Emirp Numbers Emirp Numbers (Long) Emojify Evil Numbers Evil Numbers (Long) Factorial Factorisation Farey Sequence Fibonacci Fizz Buzz Foo Fizz Buzz Bar Forsyth–Edwards Notation Fractions Game of Life Gijswijt’s Sequence Happy Numbers Happy Numbers (Long) Hexdump Hilbert Curve Intersection Inventory Sequence ISBN Jacobi Symbol Kaprekar Numbers Kolakoski Constant Kolakoski Sequence Leap Years Levenshtein Distance Leyland Numbers ln 2 Look and Say Lucky Numbers Lucky Tickets Mahjong Mandelbrot Maze Medal Tally Minesweeper Morse Decoder Morse Encoder Musical Chords N Queens Niven Numbers Niven Numbers (Long) Number Spiral Odious Numbers Odious Numbers (Long) Ordinal Numbers PalindromemordnilaP Pangram Grep Partition Numbers Pascal’s Triangle Pernicious Numbers Pernicious Numbers (Long) Poker Polyominoes Prime Numbers Prime Numbers (Long) Proximity Grid QR Decoder Quine Recamán Repeating Decimals Reverse Polish Notation Reversi Rijndael S-box Rock-paper-scissors-Spock-lizard Roman to Arabic ROT13 Rule 110 Scrambled Sort Set Seven Segment SI Units Sierpiński Triangle Smith Numbers Spelling Numbers Star Wars GPT Star Wars Opening Crawl Sudoku Sudoku (Fill-in) Ten-pin Bowling Tic-tac-toe Time Distance Tongue-twisters Topological Sort Tower of Hanoi Transpose Sentence Trinomial Triangle United States Vampire Numbers Van Eck Sequence Zeckendorf Representation Zodiac Signs γ λ π τ φ √2 𝑒 Experimental Hole Apéry’s Constant Binary Lambda Calculus Calendar Connect Four Continued Fractions Crossword CSS Colors (Inverse) CSS Grid Ellipse Perimeters Flags Floyd-Steinberg Dithering Gray Code Decoder Gray Code Encoder Hexagonal Spiral Highly Composite Numbers Multitap Input NFA Simulator Numbrix Odd Polyomino Tiling p-adic Expansion Polygon Triangulations QR Encoder Quadratic Formula Semiprime Numbers Smooth Numbers Snake Sphenic Numbers Taxicab Numbers Turtle Tutorial # Golfer Points Bytes Time Submitted 81st GolfingSuccess 🇬🇷 939 33 49ms 9 Nov 2023 82nd saito-ta 🇯🇵 939 54 1ms 3 Oct 2022 82nd canissimia 🇦🇶 939 54 2ms 5 May 2023 84th JayXon 🇺🇸 936 54 551ms 19 Jun 2024 85th 09cf 936 100 451ms 8 Nov 2023 86th Bubbler-4 933 36 2ms 25 Jan 2022 86th KenanSi 933 36 2ms 22 Feb 2022 86th zacjl 933 36 3ms 18 May 2025 89th 09cf 933 79 2ms 8 Nov 2023 89th KasperKivimaeki 🇫🇮 933 79 64ms 9 Dec 2024 91st maths22 🇺🇸 932 58 41ms 10 Dec 2020 91st jstanley0 932 58 35ms 12 Dec 2020 91st jbbarth 🇫🇷 932 58 36ms 9 Aug 2021 91st SirBogman 🇺🇸 932 58 52ms 15 Jan 2025 95th JayXon 🇺🇸 932 73 8ms 5 Jan 2021 95th emplv 🇱🇻 932 73 9ms 27 Dec 2021 95th vlpx 🇫🇮 932 73 9ms 1 Aug 2024 98th btnlq 931 51 248ms 27 Dec 2020 98th nwellnhof 🇩🇪 931 51 220ms 28 Dec 2020 98th Lydxn 🇨🇦 931 51 223ms 12 Aug 2022 98th 5quiwyrm 931 51 222ms 10 Dec 2024 102nd primo-ppcg 🇹🇭 931 58 1,156ms 23 Mar 2021 102nd sisyphus-ppcg 🇦🇺 931 58 916ms 23 Mar 2021 102nd Irratix 🇳🇱 931 58 974ms 20 Apr 2021 102nd MeWhenI 🇻🇦 931 58 883ms 5 Feb 2022 102nd GrayJoKing 🇦🇺 931 58 969ms 25 May 2022 102nd stefangimmillaro 931 58 1,101ms 6 Feb 2023 102nd Steffan153 🇫🇮 931 58 1,090ms 20 Feb 2023 102nd sean-niemann 🇺🇸 931 58 916ms 10 Mar 2025 102nd pardouin 🇫🇷 931 58 913ms 15 Jul 2025 111th sean-niemann 🇺🇸 930 81 1ms 16 Jul 2023 111th Steffan153 🇫🇮 930 81 1ms 15 Oct 2023 113th lynn 930 90 140ms 9 Nov 2025 114th canissimia 🇦🇶 929 111 2ms 4 Apr 2021 114th Kacarott 🇦🇺 929 111 2ms 19 Aug 2024 116th laikoni 928 77 113ms 21 Jan 2019 117th ovs-code 🇩🇪 927 63 105ms 24 Oct 2023 118th Lydxn 🇨🇦 927 65 2ms 13 Jul 2023 119th JayXon 🇺🇸 927 82 100ms 14 Nov 2023 120th sisyphus-ppcg 🇦🇺 925 51 3ms 8 Feb 2022 121st DialFrost 🇸🇬 925 59 674ms 29 Aug 2025 121st edsrzf 🇳🇿 925 59 733ms 17 Nov 2025 121st albanian-laundromat 925 59 664ms 23 Nov 2025 124th kg583 🇺🇸 925 75 6ms 17 Nov 2025 125th JayXon 🇺🇸 924 73 99ms 14 Jul 2023 125th Lydxn 🇨🇦 924 73 99ms 14 Jul 2023 127th marshallward 🇺🇸 923 67 41ms 2 Jan 2024 127th primo-ppcg 🇹🇭 923 67 38ms 14 Jan 2025 129th Lydxn 🇨🇦 923 73 2ms 15 Jul 2023 129th JayXon 🇺🇸 923 73 2ms 15 Jul 2023 129th sean-niemann 🇺🇸 923 73 2ms 5 Nov 2023 129th Steffan153 🇫🇮 923 73 2ms 19 Aug 2024 129th albanian-laundromat 923 73 3ms 19 days ago 134th sean-niemann 🇺🇸 922 67 1ms 13 Nov 2025 135th Lydxn 🇨🇦 922 80 2ms 24 Sep 2023 136th Lydxn 🇨🇦 922 83 358ms 15 Aug 2022 137th ETHproductions 🇺🇸 920 74 8ms 15 Dec 2018 138th nwellnhof 🇩🇪 920 125 265ms 24 Sep 2020 138th JayXon 🇺🇸 920 125 278ms 15 Nov 2023 140th Lydxn 🇨🇦 919 64 348ms 22 Jan 2024 140th kg583 🇺🇸 919 64 349ms 12 Sep 2025 142nd GrayJoKing 🇦🇺 918 68 5ms 21 Nov 2025 143rd IanUtley 917 76 12ms 14 Nov 2023 144th prplz 🇦🇺 916 59 43ms 28 Oct 2020 144th lynn 916 59 38ms 25 May 2022 144th stefangimmillaro 916 59 36ms 3 Feb 2023 144th D-MOVE 🇵🇭 916 59 48ms 14 days ago 144th blaztoma 🇱🇹 916 59 34ms 24 hours ago 149th prplz 🇦🇺 916 78 116ms 17 Nov 2020 150th pardouin 🇫🇷 916 79 3,967ms 7 Nov 2024 151st lynn 915 78 1,258ms 19 Jun 2024 151st JayXon 🇺🇸 915 78 1,229ms 19 Jun 2024 153rd sean-niemann 🇺🇸 915 83 107ms 14 Nov 2023 153rd JayXon 🇺🇸 915 83 107ms 14 Nov 2023 155th bstrautin 913 52 246ms 11 Sep 2020 155th TimCurwick 🇺🇸 913 52 231ms 30 Nov 2020 157th rucin93 🇵🇱 913 71 123ms 27 Aug 2024 158th sisyphus-ppcg 🇦🇺 912 34 57ms 14 Aug 2022 158th plcc0 912 34 53ms 3 Mar 2025 160th sean-niemann 🇺🇸 912 76 4ms 13 Jul 2023 First Prev 81–160 of 3,030 Next Last