The Continued Fractions hole will go live in approximately 42 hours. 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 Calendar 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 Multitap Input 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 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 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 ><> ALGOL 68 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 APL ArkScript Arturo Befunge BQN CJam CoffeeScript Egel Fennel Harbour Hare Haxe Hush Hy iogii Knight Lily Luau Odin Picat Qore Racket Rebol Rexx Scala Squirrel Stax Uiua Umka Vala Vyxal Bytes Chars Scoring Bytes Chars Language All ><> ALGOL 68 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 APL ArkScript Arturo Befunge BQN CJam CoffeeScript Egel Fennel Harbour Hare Haxe Hush Hy iogii Knight Lily 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 Calendar 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 Multitap Input 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 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 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 adamnielson42 🇺🇸 569 228 11ms 23 Feb 2025 802nd cbrt-x 569 348 165ms 8 Oct 2023 802nd tobeannouncd 569 348 163ms 8 Jan 2024 804th MeWhenI 🇻🇦 568 205 1,446ms 26 Aug 2023 805th janbehrens 🇩🇪 567 184 2ms 21 Mar 2022 806th AnnoyedArt1256 567 229 24ms 7 Jan 2025 807th martinnorling 🇸🇪 567 285 17ms 13 Apr 2022 807th thomasklunker 567 285 442ms 4 Feb 2023 809th osNiko 🇧🇷 565 107 49ms 23 days ago 810th aksyristos 565 154 41ms 3 days ago 811th rvdnieuwendijk 🇳🇱 564 184 352ms 15 Oct 2020 812th RussellEmerine 564 351 141ms 10 Feb 2021 813th halworsen 🇳🇴 563 287 305ms 14 Feb 2022 813th nullie 563 287 14ms 7 Jun 2022 813th LostSyntax21 🇬🇧 563 287 25ms 19 Jan 2025 816th aditsu 563 325 2,794ms 11 Aug 2025 817th hellopatrick 563 438 34ms 29 Dec 2022 818th bbakersmith 561 288 125ms 28 Jun 2022 818th jakobkordez 🇸🇮 561 288 14ms 7 Feb 2024 820th Mandrzejy 🇵🇱 560 108 55ms 9 Apr 2024 821st Natanaelel 🇸🇪 560 132 6ms 25 Oct 2023 822nd Irratix 🇳🇱 560 238 442ms 3 Aug 2023 823rd Andrey135296 560 293 491ms 6 Oct 2023 824th neihousaigaai 559 232 14ms 6 Mar 2022 825th andrewgopher 559 289 27ms 25 Jun 2022 825th galloj 🇨🇿 559 289 33ms 10 Jan 2023 825th logvp 559 289 29ms 14 Mar 2025 828th NerdyMcNerd42 558 290 314ms 10 Sep 2022 828th PyryL 🇫🇮 558 290 22ms 20 Aug 2024 830th typeswitch-dev 🇵🇹 557 233 12ms 28 Jul 2023 831st achimkrause 557 355 175ms 20 Dec 2019 832nd cmdrsabre 557 431 111ms 31 Jan 2020 833rd codingisgreatbutiamnot 556 291 237ms 12 Aug 2024 834th arcpolaris 556 295 567ms 11 Nov 2025 835th sean-niemann 🇺🇸 555 188 5ms 3 Jun 2022 836th sean-niemann 🇺🇸 555 212 210ms 15 Aug 2023 837th drabart 🇵🇱 555 240 62ms 8 Dec 2023 838th martin-viggiano 555 355 324ms 1 Jul 2022 839th snoozingnewt 🇨🇦 554 433 110ms 20 Oct 2025 840th MateuszPietrzak 🇵🇱 553 241 448ms 8 Dec 2023 841st inventshah 552 189 5ms 2 Apr 2025 842nd shelerr 550 294 13ms 15 Sep 2022 842nd liamLatour 550 294 16ms 21 Jul 2024 844th malworthy 550 298 436ms 12 Oct 2023 845th Kacarott 🇦🇺 549 398 9ms 23 Jul 2024 846th Bonjour27891 🇻🇳 548 295 288ms 15 Jul 2022 846th idoweinstein 548 295 39ms 30 Jul 2022 846th HumanoidCPU 548 295 18ms 31 Mar 2025 849th Shanethegamer 🇺🇸 547 215 7ms 13 Nov 2022 850th adlerzei 547 300 462ms 3 May 2022 851st dbut2 🇦🇺 547 360 305ms 15 Jul 2025 852nd arjanadriaanse 🇳🇱 547 362 164ms 24 Nov 2021 853rd Alex-x90 🇺🇸 546 191 2ms 11 Jul 2023 854th msbranicky 546 269 618ms 17 Jan 2024 855th DialFrost 🇸🇬 545 202 1,118ms 28 Feb 2025 856th janbehrens 🇩🇪 545 232 299ms 24 Nov 2024 857th ovs-code 🇩🇪 545 235 87ms 12 Sep 2024 858th Kauhentus 545 238 12ms 7 Dec 2019 859th ericlangedijk 🇸🇮 545 301 444ms 21 Mar 2022 860th MeWhenI 🇻🇦 544 143 5ms 16 Apr 2023 861st m4c0 544 245 64ms 26 Jan 2022 861st Herbert00709 🇵🇱 544 245 438ms 12 Apr 2024 863rd CatsAreFluffy 544 270 710ms 15 Jan 2024 864th madex 🇩🇪 544 297 19ms 9 Jul 2024 865th jerrandolph 544 362 321ms 22 Dec 2023 866th JRaspass 🇬🇧 543 363 325ms 23 Sep 2022 867th MeWhenI 🇻🇦 543 454 37ms 14 Jun 2023 868th arvidjonasson 542 246 467ms 8 Jun 2025 869th blaztoma 🇱🇹 542 455 141ms 28 Nov 2025 870th Johannesd3 541 193 2ms 9 Apr 2021 871st Andre3582 541 299 37ms 3 Nov 2020 871st pengu1n-master 541 299 22ms 11 Dec 2021 871st brimstonetrader 541 299 22ms 11 Jan 2024 874th Yewzir 🇧🇪 541 364 313ms 3 Jan 2024 875th DialFrost 🇸🇬 540 144 5ms 14 May 2024 876th shraiwi 540 161 41ms 5 Dec 2019 877th muser-logiccpu 🇺🇦 539 300 22ms 21 Aug 2025 877th M4rc0g1 539 300 27ms 16 Nov 2025 879th derp-all-day 538 204 6ms 27 Nov 2019 880th dokutan 537 248 64ms 28 Jun 2025 First Prev 801–880 of 1,441 Next Last