The Calendar hole will go live in approximately 13 days. Why not try and solve it ahead of time?
brainfuck 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 321st rschwa6308 🇺🇸 789 205 21ms 19 Aug 2021 321st amollberg 🇸🇪 789 205 21ms 21 Jan 2022 321st Anonymousellama21 789 205 21ms 26 Mar 2024 321st Languag3 789 205 22ms 10 days ago 325th snobee 🇨🇦 789 299 169ms 9 Dec 2022 325th stefangimmillaro 789 299 148ms 14 Sep 2024 327th GalladeGuy 🇺🇸 788 203 3ms 5 Feb 2024 328th lifthrasiir 🇰🇷 787 289 62ms 17 Dec 2024 329th jbt 786 165 13ms 28 Dec 2023 329th error256 786 165 12ms 19 Nov 2024 329th weliveinhell 🇭🇹 786 165 11ms 18 Jun 2025 332nd scpchicken 🇵🇼 785 99 21ms 28 Feb 2023 333rd aksyristos 785 206 22ms 1 Mar 2023 333rd Alex-x90 🇺🇸 785 206 21ms 3 Feb 2024 335th GrayJoKing 🇦🇺 784 278 46ms 23 Nov 2020 336th stefangimmillaro 782 234 4,528ms 12 Nov 2024 337th olleicua 🇺🇸 781 166 13ms 15 Jan 2024 337th nathanadams 🇳🇿 781 166 13ms 6 Oct 2025 339th MeWhenI 🇻🇦 781 188 500ms 24 May 2024 340th ZakkkkAttackkkk 🇵🇭 781 207 425ms 28 Feb 2022 340th jmerle 🇳🇱 781 207 22ms 4 Jul 2023 340th albanian-laundromat 781 207 22ms 31 Jul 2025 343rd prplz 🇦🇺 781 302 152ms 23 Dec 2021 344th prplz 🇦🇺 780 149 2,710ms 9 Jan 2022 345th primo-ppcg 🇹🇭 780 164 102ms 17 Oct 2023 346th mtirado1 780 205 3ms 17 Apr 2023 346th DaDerpDuck 780 205 3ms 7 Nov 2023 348th p01 777 167 12ms 12 Apr 2018 348th coreynash 777 167 13ms 28 Sep 2023 348th Natanaelel 🇸🇪 777 167 13ms 18 Feb 2025 351st snoozingnewt 🇨🇦 777 189 489ms 25 days ago 352nd yzhs 🇩🇪 777 208 22ms 23 Jun 2023 352nd adamnielson42 🇺🇸 777 208 22ms 26 Jan 2025 352nd amberzit 777 208 22ms 5 Jul 2025 352nd dokutan 777 208 21ms 8 Sep 2025 356th Shanethegamer 🇺🇸 775 112 44ms 25 Dec 2023 357th MarcMush 🇫🇷 775 163 2,514ms 4 Feb 2024 358th MeWhenI 🇻🇦 774 62 166ms 27 Jul 2022 359th CaedenHarper 🇨🇦 774 138 1,674ms 4 Sep 2025 360th ndren 774 209 28ms 23 Aug 2023 360th sjrct 774 209 62ms 9 Aug 2024 362nd SirBogman 🇺🇸 774 230 473ms 29 Dec 2021 363rd edsrzf 🇳🇿 774 272 115ms 16 Jul 2025 364th SirBogman 🇺🇸 773 190 587ms 20 Jan 2024 365th wackbyte 773 207 3ms 14 Dec 2023 365th frosster 773 207 5ms 26 Mar 2025 367th stefangimmillaro 773 212 444ms 10 Apr 2025 368th stefangimmillaro 772 168 12ms 27 Sep 2024 369th MostParsingVex 772 237 3,866ms 30 Oct 2024 370th HPWiz 🇳🇿 771 96 89ms 26 Aug 2024 371st Jaymesv2 769 307 170ms 2 Dec 2023 372nd dokutan 768 139 1,653ms 30 Aug 2025 373rd SirBogman 🇺🇸 768 169 13ms 1 Jan 2022 373rd trinityy-7 768 169 11ms 10 Oct 2023 373rd targrik 768 169 12ms 7 Jun 2025 376th trist224 🇫🇷 766 211 21ms 23 Nov 2022 377th ovs-code 🇩🇪 765 164 133ms 17 Apr 2025 378th MeWhenI 🇻🇦 765 326 1,376ms 29 Jul 2024 379th albanian-laundromat 763 140 1,665ms 11 Nov 2025 380th omurakazuaki 🇯🇵 763 170 12ms 20 Feb 2021 380th DayDun 🇸🇪 763 170 13ms 24 Jan 2023 380th deniz-blue 763 170 14ms 21 Oct 2023 380th KasperKivimaeki 🇫🇮 763 170 12ms 24 Feb 2025 380th madeforlosers 763 170 11ms 3 Nov 2025 385th SB-945 763 212 20ms 6 Feb 2024 385th fuzzylojik-golf 🇺🇸 763 212 20ms 31 May 2025 385th maxgodfrey2004 🇨🇦 763 212 25ms 13 Jul 2025 388th JRaspass 🇬🇧 762 102 30ms 2 Feb 2018 389th Shanethegamer 🇺🇸 759 171 12ms 21 Oct 2021 389th DialFrost 🇸🇬 759 171 12ms 25 May 2024 391st 2011-Chan-Ethan 759 213 53ms 16 Sep 2023 391st Bmrl7 759 213 22ms 5 May 2024 393rd cafehaine 🇫🇷 758 211 3ms 1 Dec 2021 394th Shanethegamer 🇺🇸 757 167 1,745ms 2 Nov 2022 395th stefangimmillaro 757 235 615ms 6 Oct 2025 396th Johannesd3 756 312 169ms 2 Feb 2021 397th SwordF-Official 755 212 8ms 9 Sep 2025 398th stefangimmillaro 755 261 292ms 21 Sep 2024 399th inventshah 754 172 11ms 7 May 2021 399th MathisBullinger 754 172 11ms 28 Nov 2021 First Prev 321–400 of 1,408 Next Last