The Calendar hole will go live in approximately 11 days. Why not try and solve it ahead of time?
Foo Fizz Buzz Bar in JavaScript 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 153rd ejini6969 878 90 9ms 25 Mar 2023 153rd quirked-up 878 90 10ms 30 Aug 2023 153rd MineRPi 878 90 9ms 31 Jul 2024 153rd xShadowBlade 878 90 9ms 20 Nov 2024 153rd Jaydosu 878 90 9ms 28 Apr 2025 153rd De1p0 878 90 9ms 16 Jun 2025 153rd Charlie85270 878 90 9ms 25 Jun 2025 153rd Voltrifrodec 🇸🇰 878 90 10ms 10 Nov 2025 153rd Cube14yt 878 90 10ms 12 Nov 2025 170th BrettMerri 868 91 9ms 8 Apr 2022 170th elisherer 🇮🇱 868 91 10ms 5 Jun 2022 170th eranws 868 91 10ms 29 Sep 2022 170th joFra210 868 91 9ms 19 Nov 2022 170th stop-amertime 868 91 9ms 2 Dec 2022 170th jciurc 868 91 9ms 23 Feb 2023 170th sulphemi 868 91 9ms 5 Oct 2023 170th barneyb 868 91 10ms 14 Oct 2023 170th madeforlosers 868 91 9ms 23 Oct 2024 170th Lv0Sys 🇵🇱 868 91 10ms 31 May 2025 180th zaneshaw 859 92 9ms 27 Apr 2022 180th GeorgeStechman 🇬🇧 859 92 9ms 14 May 2022 180th Heathcorp 🇦🇺 859 92 10ms 9 Jul 2022 180th zlpeak 859 92 10ms 26 Jul 2022 180th 7f-galaxii 859 92 9ms 6 Dec 2022 180th NoUselessTech 859 92 10ms 11 Dec 2022 180th A11yship 859 92 9ms 31 Oct 2023 180th lewdev 🇺🇸 859 92 11ms 28 Nov 2023 180th r-schmidtke 859 92 9ms 25 Apr 2024 180th johnkiernander 859 92 9ms 5 days ago 190th JosephAbbey 849 93 10ms 6 Apr 2022 190th nakatchi 849 93 10ms 16 Feb 2024 190th timothytomato 849 93 10ms 1 Jun 2025 193rd SpareManiKatti 840 94 9ms 19 Apr 2022 193rd HenryTy83 840 94 9ms 4 Dec 2022 193rd ShiraJoseph 🇺🇸 840 94 9ms 25 Mar 2023 193rd JeanmarieJackman 840 94 9ms 17 Oct 2023 193rd dewmguy 840 94 10ms 12 Jun 2024 193rd MyXoToD 🇩🇪 840 94 10ms 1 Jul 2024 193rd codingisgreatbutiamnot 840 94 10ms 29 Jul 2024 200th jgrove2 832 95 10ms 12 Aug 2022 200th Smetalo 832 95 9ms 25 Aug 2022 200th PowershellKnut 🇳🇴 832 95 10ms 2 Jan 2023 200th lolmanQ 832 95 9ms 28 Feb 2023 200th TheRealOhead 🇺🇸 832 95 10ms 2 Apr 2023 200th HarryAllen1 832 95 9ms 15 May 2023 200th deniz-blue 832 95 10ms 21 Oct 2023 200th realhackcraft 832 95 10ms 4 Dec 2023 200th blaztoma 🇱🇹 832 95 10ms 17 Aug 2025 209th tomh1012 823 96 10ms 23 Nov 2021 209th neihousaigaai 823 96 10ms 29 Nov 2021 209th TheCod-r 🇦🇶 823 96 9ms 8 Mar 2022 209th Mednoob 823 96 10ms 23 Jul 2022 209th lbussell 823 96 10ms 15 Dec 2022 214th mobibluman 814 97 9ms 15 Dec 2021 214th scottjones4k 814 97 10ms 5 Jul 2022 214th gigaprofisi 🇺🇸 814 97 9ms 18 Jun 2025 214th tknight-dev 814 97 10ms 5 Aug 2025 218th BambooleanLogic 🇸🇪 806 98 9ms 10 Dec 2021 218th lukehatcher 🇺🇸 806 98 10ms 12 Feb 2022 218th Florian-Mt 806 98 9ms 22 Jul 2024 218th levinwinter 806 98 10ms 27 Oct 2025 222nd astdefu 798 99 9ms 15 Dec 2022 222nd TaserTheFox 🇺🇸 798 99 9ms 25 May 2023 224th Trusly 790 100 9ms 27 Feb 2024 225th satowine1 782 101 9ms 9 Dec 2021 225th AnnoyedArt1256 782 101 9ms 12 Jan 2022 225th Lilspartan 782 101 9ms 16 Sep 2023 228th adamnielson42 🇺🇸 775 102 9ms 26 Apr 2023 228th 52525rr 775 102 10ms 11 Jun 2025 230th Ashikpaul 🇮🇳 767 103 9ms 29 Jul 2022 230th fizhes 767 103 10ms 18 Jun 2023 230th non-bin 767 103 9ms 25 Jun 2025 233rd shellbertt 🇨🇦 760 104 9ms 6 Dec 2021 234th Mixuelo 752 105 10ms 28 Nov 2021 234th Zylar-xD 752 105 10ms 1 Apr 2022 234th cartmouse 752 105 9ms 22 Jun 2022 237th itserasmus 738 107 9ms 17 Jan 2024 237th Seanharrs 738 107 9ms 6 Dec 2024 239th 2pichar 731 108 9ms 10 Nov 2022 240th Leftykap 725 109 10ms 27 Nov 2022 First Prev 161–240 of 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