The Continued Fractions hole will go live in approximately 43 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 481st kaascevich 803 114 101ms 29 Jul 2025 482nd Shanethegamer 🇺🇸 802 59 264ms 6 Jan 2025 483rd adriweb 🇫🇷 802 105 2ms 8 Jan 2025 483rd FlyingPenguin223 802 105 2ms 7 Mar 2025 483rd frosster 🇨🇦 802 105 3ms 20 days ago 486th CatsAreFluffy 801 45 50ms 8 Jan 2025 487th AlephSquirrel 801 116 16ms 5 Jan 2025 488th stefangimmillaro 800 105 374ms 7 Oct 2025 489th Andrey-Plotnikov 800 109 11ms 16 Jan 2025 489th acollett89 800 109 11ms 4 Aug 2025 489th snoozingnewt 🇨🇦 800 109 13ms 4 Nov 2025 489th olleicua 🇺🇸 800 109 10ms 9 Nov 2025 493rd sean-niemann 🇺🇸 800 136 288ms 3 Jan 2025 494th tatzyr 🇯🇵 799 63 2,138ms 29 Jul 2025 495th MeWhenI 🇻🇦 798 69 480ms 3 Jan 2025 495th roguh 🇬🇹 798 69 366ms 18 Jul 2025 497th inventshah 797 105 448ms 26 Mar 2025 497th Mukundan314 797 105 436ms 28 Apr 2025 499th frankgraziano 795 82 11ms 9 Jul 2025 500th DialFrost 🇸🇬 795 106 2ms 2 Jan 2025 500th NickTheEASDude 🇺🇸 795 106 3ms 8 Jan 2025 502nd edsrzf 🇳🇿 795 126 4ms 26 Aug 2025 503rd BREMAUCY 🇫🇷 794 38 2ms 9 Jan 2025 504th snoozingnewt 🇨🇦 794 48 918ms 10 Dec 2025 504th error256 794 48 749ms 12 days ago 506th DialFrost 🇸🇬 794 62 228ms 4 Jan 2025 506th bitsandbeyond 🇳🇱 794 62 251ms 3 Nov 2025 508th retrohun 794 118 197ms 26 Jan 2025 509th jared-hughes 794 185 18ms 6 Apr 2025 510th alemelis 788 60 291ms 15 Jul 2025 511th GrayJoKing 🇦🇺 788 117 11ms 2 days ago 512th esmaycat 787 107 2ms 13 Jan 2025 513th inventshah 785 85 2ms 26 Mar 2025 513th TeodorDyakov 🇧🇬 785 85 2ms 27 Sep 2025 515th sean-niemann 🇺🇸 785 107 446ms 29 Sep 2025 516th ShiraJoseph 🇺🇸 785 111 11ms 5 Jan 2025 517th edsrzf 🇳🇿 783 110 6ms 8 Jan 2025 518th DialFrost 🇸🇬 778 98 5ms 4 days ago 519th edsrzf 🇳🇿 778 100 118ms 25 Aug 2025 520th zakariamouhid 778 112 10ms 8 Jan 2025 520th gnlow 🇰🇷 778 112 10ms 11 Feb 2025 522nd rucin93 🇵🇱 777 83 136ms 6 Jan 2025 523rd KatieLG 🇬🇧 776 71 477ms 7 Jan 2025 524th roguh 🇬🇹 776 84 27ms 9 Jul 2025 525th Mukundan314 776 86 2ms 28 Apr 2025 526th MeWhenI 🇻🇦 776 92 431ms 6 Jan 2025 527th MeWhenI 🇻🇦 776 129 5ms 6 Jan 2025 528th tailorspy 775 108 462ms 10 Jan 2025 529th KatieLG 🇬🇧 774 39 2ms 7 Jan 2025 530th GolfingSuccess 🇬🇷 774 120 18ms 26 days ago 531st KasperKivimaeki 🇫🇮 773 22 1,021ms 15 Aug 2025 532nd annaproxy 773 116 26ms 29 Aug 2025 533rd SirBogman 🇺🇸 772 108 1,347ms 23 Jan 2025 534th CaedenHarper 🇨🇦 772 113 10ms 31 Aug 2025 535th ejini6969 770 43 37ms 14 Jun 2025 536th tatzyr 🇯🇵 769 191 15ms 6 Apr 2025 537th AdrienHache 🇫🇷 768 93 405ms 6 Jan 2025 538th ovs-code 🇩🇪 767 86 71ms 5 Jan 2025 538th edsrzf 🇳🇿 767 86 69ms 12 Jul 2025 540th Shanethegamer 🇺🇸 766 94 112ms 6 Jan 2025 541st error256 766 133 153ms 3 May 2025 542nd Yax42 🇫🇷 765 114 11ms 13 Nov 2025 543rd namelessiw 764 110 405ms 3 Oct 2025 543rd MeWhenI 🇻🇦 764 110 581ms 7 Nov 2025 545th error256 763 66 1,312ms 7 Jan 2025 546th stefangimmillaro 759 45 18ms 6 Jan 2025 547th edsrzf 🇳🇿 758 95 99ms 26 days ago 548th edsrzf 🇳🇿 756 28 56ms 2 Nov 2025 549th DialFrost 🇸🇬 756 124 2,650ms 12 Jan 2025 550th Shanethegamer 🇺🇸 756 246 1,466ms 14 Apr 2025 551st snoozingnewt 🇨🇦 754 40 2ms 2 Nov 2025 552nd error256 754 94 471ms 11 days ago 553rd MostParsingVex 754 111 447ms 7 Jan 2025 554th UnderKoen 🇳🇱 753 144 13ms 21 May 2025 555th smclaughlin-cf 752 116 9ms 21 Feb 2025 556th CLOStrophobic 🇮🇹 751 158 41ms 13 Feb 2025 557th rucin93 🇵🇱 750 89 2ms 2 Jan 2025 557th Alex-x90 🇺🇸 750 89 4ms 4 Jan 2025 559th Vexxter9 🇳🇱 745 113 2ms 14 Jan 2025 560th Cube14yt 745 117 11ms 13 Nov 2025 First Prev 481–560 of 1,029 Next Last