The Calendar hole will go live in approximately 11 days. Why not try and solve it ahead of time?
Christmas Trees in all languages in chars. 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 Chars Time Submitted 640th Null000 🇳🇿 762 89 9ms 6 May 2021 640th igmcdowell 762 89 9ms 28 Nov 2021 640th uttumuttu 🇫🇮 762 89 9ms 4 Jan 2022 640th Ephellon 762 89 9ms 16 Dec 2023 645th dokutan 760 99 95ms 3 Jul 2024 646th SQLDBAWithABeard 759 62 232ms 3 Jun 2020 646th jhoneill 759 62 233ms 5 Jun 2020 646th shanewh1te 759 62 233ms 27 Jul 2020 646th tofuweasel 759 62 227ms 9 Jun 2022 650th lynn 759 70 9ms 19 Mar 2021 650th xnor-gate 759 70 29ms 29 Mar 2021 650th Kloppermand 🇩🇰 759 70 13ms 1 Dec 2021 650th gitbedd 🇬🇧 759 70 13ms 10 Jan 2022 650th GeneralTwi 759 70 10ms 8 Apr 2022 650th QuincyNash 🇺🇸 759 70 9ms 1 Dec 2022 650th CheeseCake628 🇳🇴 759 70 9ms 23 Jan 2023 650th thisishowmymindworks 🇳🇴 759 70 11ms 31 May 2023 650th funnsam 🇭🇰 759 70 11ms 11 Jun 2023 650th CornerMercury 🇬🇧 759 70 9ms 14 Feb 2025 650th robin-scragg 759 70 9ms 8 Jun 2025 650th fkantelberg 759 70 9ms 15 Jul 2025 662nd Yewzir 🇧🇪 758 88 2ms 5 Jul 2023 663rd dokutan 758 97 7ms 1 Jul 2024 664th dokutan 758 99 3ms 17 Apr 2024 665th iznax 758 109 375ms 21 Nov 2021 665th edwinvanschaick 758 109 387ms 25 Apr 2022 665th MeWhenI 🇻🇦 758 109 356ms 27 Oct 2022 668th Yewzir 🇧🇪 758 151 303ms 3 Jan 2024 669th janbehrens 🇩🇪 757 123 75ms 29 Jul 2022 670th TFeld00 🇩🇰 756 60 41ms 7 Jun 2019 670th Irratix 🇳🇱 756 60 47ms 27 Jun 2022 670th jared-hughes 756 60 43ms 12 Sep 2022 670th Shanethegamer 🇺🇸 756 60 37ms 26 Mar 2024 670th dokutan 756 60 50ms 1 May 2024 675th labster 755 51 114ms 20 Feb 2018 675th yokasuretsu 755 51 122ms 27 Apr 2018 675th scpchicken 🇵🇼 755 51 125ms 28 Feb 2023 678th primo-ppcg 🇹🇭 755 91 6ms 22 Jan 2023 679th sean-niemann 🇺🇸 755 100 102ms 7 Aug 2025 680th roguh 🇬🇹 755 117 27ms 14 Jan 2024 681st Steffan153 🇫🇮 755 136 1ms 23 Jul 2024 682nd cywong-amino 🇭🇰 754 90 9ms 24 Jun 2020 682nd revlayle 🇺🇸 754 90 8ms 12 Feb 2021 682nd didion0 🇺🇸 754 90 8ms 29 Apr 2021 682nd Yewzir 🇧🇪 754 90 9ms 17 Apr 2023 686th AlephSquirrel 753 62 3ms 10 Dec 2022 687th msbranicky 753 152 292ms 31 Aug 2023 687th targrik 753 152 262ms 10 Jul 2025 689th stefangimmillaro 751 89 102ms 17 Oct 2022 689th Yewzir 🇧🇪 751 89 101ms 30 Apr 2023 691st MeWhenI 🇻🇦 751 102 38ms 28 Jun 2022 692nd MeWhenI 🇻🇦 750 62 3ms 13 Aug 2024 693rd lynn 750 92 8ms 15 Nov 2021 694th verticallity 750 111 156ms 6 Apr 2022 695th rak1507 🇬🇧 749 44 2ms 25 Feb 2022 695th DialFrost 🇸🇬 749 44 3ms 6 Feb 2024 697th ovs-code 🇩🇪 749 98 1ms 25 Sep 2023 698th GoateSo 749 100 1ms 18 Oct 2020 699th jared-hughes 749 119 566ms 24 Sep 2025 699th albanian-laundromat 749 119 468ms 18 days ago 701st Constructor7 748 71 9ms 24 Feb 2018 701st knutae 🇳🇴 748 71 13ms 16 Jul 2021 701st cubed-guy 748 71 9ms 3 Apr 2022 701st bricknellj 748 71 10ms 29 Dec 2022 701st Rubiksmath 748 71 10ms 5 Sep 2023 701st FortuiteMan 🇫🇷 748 71 11ms 10 Sep 2023 701st bob-th 748 71 10ms 11 Jan 2024 701st SB-945 748 71 10ms 17 Apr 2024 701st sisyphus-ppcg 🇦🇺 748 71 9ms 9 Jul 2024 701st wh3n3v3r 🇨🇿 748 71 9ms 11 Nov 2024 701st 5cw 🇺🇸 748 71 10ms 6 Aug 2025 701st CommandLeo 🇮🇹 748 71 10ms 13 Nov 2025 701st 09cf 748 71 10ms 11 days ago 701st bizy-coder 748 71 10ms 10 days ago 715th KevinMarquette 🇺🇸 747 63 247ms 5 Jun 2020 715th Yewzir 🇧🇪 747 63 230ms 9 Apr 2024 717th dokutan 747 72 662ms 30 Aug 2025 718th strout 747 95 118ms 16 Aug 2022 719th retrohun 746 67 1ms 22 Aug 2025 720th SirBogman 🇺🇸 745 43 35ms 28 Aug 2022 First Prev 641–720 of 3,010 Next Last