The Continued Fractions hole will go live in approximately 32 hours. Why not try and solve it ahead of time?
ROT13 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 561st Cube14yt 745 117 11ms 13 Nov 2025 562nd frankgraziano 744 124 12ms 3 days ago 563rd error256 744 250 1,424ms 27 Jul 2025 564th error256 743 113 489ms 24 Sep 2025 565th duckyluuk 🇳🇱 742 108 40ms 4 Jan 2025 566th stefangimmillaro 741 105 106ms 3 Jan 2025 567th qwertyuiop3 🇷🇺 741 113 437ms 15 May 2025 568th anter69 🇭🇺 740 68 1,313ms 13 Mar 2025 569th kkoenig 740 147 308ms 7 Sep 2025 570th MarcMush 🇫🇷 739 64 311ms 29 Jan 2025 571st snoozingnewt 🇨🇦 738 124 105ms 20 Nov 2025 572nd emgordon154 738 252 1,414ms 15 Apr 2025 573rd qwertyuiop3 🇷🇺 734 91 1ms 15 May 2025 574th SirBogman 🇺🇸 733 49 33ms 9 Jan 2025 575th XenThe 🇬🇧 733 119 10ms 25 Nov 2025 576th rucin93 🇵🇱 731 88 107ms 18 Feb 2025 577th emgordon154 730 29 118ms 11 Sep 2025 578th SirBogman 🇺🇸 728 115 66ms 16 Jan 2025 579th MostParsingVex 726 92 4ms 7 Jan 2025 579th Lv0Sys 🇵🇱 726 92 4ms 10 Dec 2025 581st Kacarott 🇦🇺 725 91 68ms 6 Jan 2025 582nd CarsonChr 🇺🇸 721 121 10ms 5 Jan 2025 582nd didion0 🇺🇸 721 121 13ms 24 Feb 2025 582nd SebassNoob 721 121 10ms 8 Aug 2025 585th frankgraziano 721 128 6ms 23 Aug 2025 586th CLOStrophobic 🇮🇹 719 144 136ms 28 May 2025 586th Andriamanitra 🇫🇮 719 144 149ms 7 Jun 2025 588th DialFrost 🇸🇬 717 66 343ms 3 Jan 2025 589th j2e2 🇪🇸 716 103 4ms 6 Feb 2025 590th iliazeus 715 122 10ms 25 Nov 2025 591st luuumine 🇫🇷 712 143 144ms 8 Dec 2025 592nd edsrzf 🇳🇿 711 124 27ms 25 days ago 593rd MeWhenI 🇻🇦 711 153 296ms 7 Jan 2025 594th DialFrost 🇸🇬 710 94 4ms 3 Jan 2025 595th albanian-laundromat 710 141 4ms 5 Jul 2025 596th helbling 🇨🇭 709 123 11ms 5 Jan 2025 597th muser-logiccpu 🇺🇦 708 119 2ms 24 Jul 2025 598th DialFrost 🇸🇬 706 253 3,967ms 13 Aug 2025 599th stackofbears 704 51 34ms 10 Jan 2025 600th j2e2 🇪🇸 703 95 1ms 19 Feb 2025 600th iczelia 🇩🇪 703 95 4ms 24 Sep 2025 602nd emgordon154 703 145 164ms 14 Mar 2025 603rd DialFrost 🇸🇬 700 92 105ms 30 Nov 2025 604th tobeannouncd 700 148 129ms 20 Jan 2025 605th stefangimmillaro 699 131 152ms 3 Jan 2025 606th stefangimmillaro 698 121 383ms 6 Jan 2025 607th pardouin 🇫🇷 697 78 2,345ms 4 Jan 2025 607th stefangimmillaro 697 78 2,387ms 4 Jan 2025 607th ScottHamper 697 78 2,390ms 19 Jan 2025 610th fuzzylojik-golf 🇺🇸 694 103 414ms 23 May 2025 611th dominikfhnw 693 52 51ms 30 Mar 2025 612th albanian-laundromat 693 153 48ms 8 Sep 2025 613th snoozingnewt 🇨🇦 692 93 110ms 26 Dec 2025 614th GolfingSuccess 🇬🇷 692 108 4ms 31 Dec 2024 614th Shanethegamer 🇺🇸 692 108 4ms 1 Jan 2025 614th helbling 🇨🇭 692 108 4ms 4 Jan 2025 614th dokutan 692 108 4ms 6 Jan 2025 614th galloj 🇨🇿 692 108 4ms 23 Jan 2025 614th edsrzf 🇳🇿 692 108 4ms 14 Mar 2025 614th stefangimmillaro 692 108 4ms 12 Jul 2025 614th iczelia 🇩🇪 692 108 4ms 21 Sep 2025 614th emgordon154 692 108 4ms 3 Nov 2025 623rd Salutations45 692 126 14ms 5 Jan 2025 624th SirBogman 🇺🇸 690 143 144ms 3 Jun 2025 625th elgan65536 🇺🇸 688 148 161ms 16 Jan 2025 626th charliegaming 687 127 13ms 24 Jan 2025 627th MeWhenI 🇻🇦 686 122 446ms 6 Jan 2025 628th iczelia 🇩🇪 686 151 133ms 21 Sep 2025 629th stefangimmillaro 685 144 46ms 14 Jan 2025 630th SirBogman 🇺🇸 681 98 4ms 16 Jan 2025 631st CaedenHarper 🇨🇦 680 160 286ms 20 Nov 2025 632nd qbitYouri 679 124 2ms 4 Apr 2025 633rd nullie 679 150 150ms 6 Apr 2025 634th snoozingnewt 🇨🇦 678 53 96ms 2 Nov 2025 635th gigaprofisi 🇺🇸 676 129 12ms 7 Aug 2025 636th 0xjac 🇨🇭 676 161 314ms 11 Jun 2025 637th Shanethegamer 🇺🇸 671 126 430ms 5 Jan 2025 638th BambooleanLogic 🇸🇪 671 130 10ms 17 Jul 2025 639th MeWhenI 🇻🇦 670 93 169ms 7 Jan 2025 640th KasperKivimaeki 🇫🇮 670 152 185ms 3 May 2025 First Prev 561–640 of 1,029 Next Last