The Calendar hole will go live in approximately 13 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 801st bizy-coder 754 78 369ms 18 Jan 2024 801st fuzzylojik-golf 🇺🇸 754 78 411ms 6 Jul 2025 803rd Shanethegamer 🇺🇸 754 86 129ms 29 Oct 2024 804th GoateSo 754 100 1ms 18 Oct 2020 805th verticallity 754 111 156ms 6 Apr 2022 806th somebody1234 753 81 9ms 16 Dec 2018 806th Andre3582 753 81 9ms 27 Oct 2020 806th fynnkroeger 753 81 12ms 20 Feb 2021 806th stordev 753 81 9ms 26 Feb 2021 806th CodyMiner 753 81 9ms 13 Nov 2021 806th vishwathg 753 81 9ms 18 Aug 2022 806th FlorianCassayre 🇫🇷 753 81 11ms 1 Nov 2022 806th 2bt 753 81 9ms 26 Jan 2024 806th Bmrl7 753 81 9ms 7 Mar 2024 806th countlpaul-dotcom 753 81 10ms 19 Oct 2025 816th ovs-code 🇩🇪 753 82 1ms 10 Oct 2023 817th jared-hughes 753 119 566ms 24 Sep 2025 817th albanian-laundromat 753 119 468ms 16 days ago 819th strout 752 95 118ms 16 Aug 2022 820th ovs-code 🇩🇪 752 98 1ms 25 Sep 2023 821st NewDefectus 🇮🇱 750 61 51ms 26 Jul 2021 822nd Shanethegamer 🇺🇸 750 90 97ms 29 Oct 2024 823rd msbranicky 749 90 2ms 12 Aug 2023 824th chunes3 🇺🇸 749 105 72ms 17 Sep 2023 825th syntax-rules 749 125 567ms 25 Dec 2022 826th alexkunin 748 91 9ms 6 Jul 2019 826th Whalefreezer 748 91 9ms 9 May 2021 828th mogensen 747 154 294ms 16 Apr 2020 828th yzzyx 747 154 297ms 21 Apr 2020 828th tsakath 747 154 279ms 22 Apr 2020 831st AlephSquirrel 746 93 6ms 21 days ago 832nd Caylyn 746 101 1ms 1 Mar 2018 832nd TetraPengwin 746 101 1ms 14 Dec 2021 834th MeWhenI 🇻🇦 745 99 2ms 18 Jun 2024 835th Shanethegamer 🇺🇸 745 110 7ms 22 Dec 2023 836th Yewzir 🇧🇪 744 79 363ms 4 Feb 2024 836th albanian-laundromat 744 79 485ms 24 days ago 836th snoozingnewt 🇨🇦 744 79 529ms 12 days ago 839th xsot 🇸🇬 744 81 2ms 3 May 2025 840th lrustand 744 82 13ms 5 Feb 2018 840th bloche 744 82 10ms 22 Dec 2018 840th RDShah 744 82 11ms 1 Feb 2020 840th andre-lameirinhas 🇵🇹 744 82 11ms 26 Feb 2020 840th celynw 744 82 9ms 5 Aug 2020 840th urojony 🇵🇱 744 82 9ms 4 Jan 2021 840th btjones0 744 82 11ms 6 Dec 2021 840th Irratix 🇳🇱 744 82 11ms 25 Apr 2022 840th nullie 744 82 10ms 7 Jun 2022 840th DrPiranoid 744 82 9ms 24 Sep 2022 840th aksyristos 744 82 9ms 18 Jan 2023 840th badboj40 744 82 9ms 14 Feb 2023 840th scpchicken 🇵🇼 744 82 9ms 28 Feb 2023 840th GulgDev 744 82 13ms 22 Mar 2023 840th cros107 🇦🇺 744 82 9ms 31 May 2023 840th BREMAUCY 🇫🇷 744 82 10ms 11 Mar 2024 840th imelxr 🇮🇱 744 82 9ms 17 Aug 2024 840th nstearns96 🇬🇧 744 82 12ms 22 Oct 2024 840th klixel 🇨🇦 744 82 10ms 8 Apr 2025 840th bknower 744 82 9ms 26 Jun 2025 840th KasperKivimaeki 🇫🇮 744 82 9ms 4 Oct 2025 840th Bulmenisaurus 744 82 10ms 20 Oct 2025 840th Andrey2001 744 82 9ms 24 days ago 863rd ETHproductions 🇺🇸 743 68 291ms 26 Sep 2018 864th jared-hughes 743 126 444ms 28 Jun 2022 865th albanian-laundromat 743 177 415ms 16 days ago 866th Shanethegamer 🇺🇸 742 106 73ms 16 Dec 2024 867th yokasuretsu 741 73 43ms 16 Apr 2018 868th AdrienHache 🇫🇷 741 112 407ms 13 Aug 2025 869th vidanm 🇫🇷 741 113 153ms 5 Jun 2025 870th Shanethegamer 🇺🇸 741 118 422ms 29 Oct 2024 871st Natanaelel 🇸🇪 740 60 136ms 26 Dec 2021 871st Shanethegamer 🇺🇸 740 60 191ms 29 Oct 2024 873rd yzhs 🇩🇪 740 73 935ms 3 Aug 2021 874th bloche 740 92 8ms 22 Dec 2018 874th BBoehm 🇩🇪 740 92 8ms 2 Feb 2021 874th vmcnabb 🇳🇿 740 92 8ms 9 May 2021 874th Giga-Bowser 740 92 8ms 18 Dec 2021 874th BambooleanLogic 🇸🇪 740 92 8ms 7 Oct 2022 874th mobibluman 740 92 9ms 19 Oct 2022 874th itserasmus 740 92 8ms 25 Jan 2024 First Prev 801–880 of 3,026 Next Last