The Calendar hole will go live in approximately 9 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 633rd Lv0Sys 🇵🇱 792 86 10ms 29 hours ago 642nd janbehrens 🇩🇪 790 64 253ms 1 Nov 2021 642nd MeWhenI 🇻🇦 790 64 348ms 14 Feb 2023 644th tomtheisen 🇺🇸 790 105 382ms 14 Dec 2022 645th klixel 🇨🇦 790 106 143ms 4 Jun 2023 645th ovs-code 🇩🇪 790 106 142ms 28 Jun 2023 645th stefangimmillaro 790 106 146ms 20 Oct 2023 648th emgordon154 789 96 4ms 28 Dec 2024 649th Meri-Dax 788 88 4ms 1 Jun 2022 650th Yewzir 🇧🇪 788 99 71ms 2 May 2023 651st MahlerFive 🇨🇦 788 146 299ms 24 Apr 2020 652nd stefangimmillaro 787 92 3,725ms 29 Oct 2024 653rd Yewzir 🇧🇪 787 153 1,756ms 23 May 2024 654th choroba 786 60 2ms 21 Jan 2018 654th daedals 786 60 3ms 3 Jul 2019 654th heypwesto 🇳🇿 786 60 2ms 4 Jun 2021 654th Natanaelel 🇸🇪 786 60 2ms 2 May 2023 658th GrayJoKing 🇦🇺 786 61 2ms 26 May 2021 659th Yewzir 🇧🇪 786 114 461ms 2 Oct 2025 659th stefangimmillaro 786 114 398ms 6 Oct 2025 661st prplz 🇦🇺 786 125 25ms 2 May 2022 662nd m-tkach 🇺🇦 786 147 2ms 15 Jan 2025 663rd robymus 784 69 45ms 18 Sep 2018 663rd shraiwi 784 69 37ms 30 Sep 2019 663rd KatieLG 🇬🇧 784 69 30ms 10 Apr 2022 663rd FlyingPenguin223 784 69 50ms 2 Nov 2023 667th DialFrost 🇸🇬 784 72 3ms 26 Sep 2024 668th neel11235813 784 75 333ms 18 Jan 2024 668th CaedenHarper 🇨🇦 784 75 405ms 25 Dec 2024 670th dokutan 784 86 104ms 8 Aug 2024 671st stefangimmillaro 783 79 38ms 3 Oct 2022 672nd GrayJoKing 🇦🇺 783 89 9ms 4 Aug 2024 673rd heypwesto 🇳🇿 783 106 371ms 21 Nov 2021 673rd postie77 783 106 364ms 21 Dec 2022 675th Fracture17 782 78 11ms 2 Apr 2023 675th elgan65536 782 78 12ms 3 Apr 2024 675th emgordon154 782 78 10ms 12 Apr 2025 675th fuzzylojik-golf 🇺🇸 782 78 9ms 22 May 2025 675th Babafaba 782 78 10ms 17 Nov 2025 675th blaztoma 🇱🇹 782 78 10ms 26 days ago 681st christopherwk210 782 87 8ms 15 Oct 2018 681st omurakazuaki 🇯🇵 782 87 9ms 21 Sep 2019 681st jamesfer 782 87 8ms 4 Aug 2021 681st LukeBridges 🇬🇧 782 87 9ms 14 Feb 2024 681st williamistGitHub 782 87 9ms 9 Nov 2024 681st Salutations45 782 87 8ms 26 Dec 2024 687th Skepfyr 782 107 142ms 4 Jan 2020 687th frozolotl 782 107 139ms 9 Jan 2020 687th detrumi 🇳🇱 782 107 149ms 22 Oct 2020 690th bstrat 781 43 3ms 25 Sep 2024 691st emgordon154 781 83 127ms 15 Nov 2024 692nd ScriptingPro 779 61 232ms 23 Nov 2020 692nd danubie 779 61 219ms 24 Dec 2021 692nd MaxCastella 🇫🇷 779 61 240ms 19 Aug 2022 692nd IISResetMe 779 61 271ms 24 Feb 2024 696th Shanethegamer 🇺🇸 778 65 422ms 22 Jan 2024 697th user189032 777 92 114ms 29 May 2019 697th arjanadriaanse 🇳🇱 777 92 117ms 10 Feb 2022 699th GalladeGuy 🇺🇸 777 97 1ms 2 Aug 2018 699th cafehaine 🇫🇷 777 97 1ms 4 Aug 2018 699th jotslo 🇬🇧 777 97 2ms 5 Feb 2020 699th dokutan 777 97 1ms 5 Feb 2021 699th SamHoque 777 97 1ms 7 May 2021 699th sapphyrus 777 97 2ms 13 May 2021 699th StarmaQ 777 97 1ms 10 Sep 2021 699th mtirado1 777 97 1ms 15 Aug 2022 699th adriweb 🇫🇷 777 97 1ms 4 Aug 2023 699th FlyingPenguin223 777 97 1ms 30 Oct 2024 699th frosster 777 97 2ms 13 Mar 2025 699th Blendi-Goose 777 97 1ms 16 Nov 2025 699th kTheLemon 777 97 1ms 16 Nov 2025 712th DialFrost 🇸🇬 777 155 1,674ms 13 Sep 2025 713th olleicua 🇺🇸 775 40 47ms 24 Mar 2024 714th Shanethegamer 🇺🇸 775 115 24ms 29 Oct 2024 715th elisherer 🇮🇱 774 88 9ms 13 Apr 2019 715th stefangimmillaro 774 88 9ms 24 Jul 2023 717th janbehrens 🇩🇪 773 61 2ms 7 Sep 2020 718th dokutan 773 100 39ms 9 Jun 2024 719th Irratix 🇳🇱 773 121 443ms 3 Jan 2022 719th Alex-x90 🇺🇸 773 121 494ms 24 Nov 2022 First Prev 641–720 of 3,030 Next Last