The Continued Fractions hole will go live in approximately 2 days. Why not try and solve it ahead of time?
Happy Numbers 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 641st Shanethegamer 🇺🇸 889 147 10ms 1 Aug 2023 641st MeWhenI 🇻🇦 889 147 9ms 1 Aug 2023 641st Lydxn 🇨🇦 889 147 10ms 1 Aug 2023 641st JayXon 🇺🇸 889 147 9ms 2 Aug 2023 641st Steffan153 🇫🇮 889 147 11ms 2 Aug 2023 641st janbehrens 🇩🇪 889 147 9ms 2 Aug 2023 641st GrayJoKing 🇦🇺 889 147 10ms 11 Aug 2023 641st BREMAUCY 🇫🇷 889 147 10ms 7 Sep 2023 641st dokutan 889 147 9ms 26 Oct 2023 641st Yewzir 🇧🇪 889 147 10ms 12 Mar 2024 641st HumanoidCPU 889 147 10ms 13 May 2024 641st pardouin 🇫🇷 889 147 9ms 20 Aug 2024 641st KatieLG 🇬🇧 889 147 10ms 26 Sep 2024 641st emgordon154 889 147 9ms 4 Dec 2024 641st CaedenHarper 🇨🇦 889 147 9ms 24 Jan 2025 641st rucin93 🇵🇱 889 147 10ms 23 Apr 2025 641st albanian-laundromat 889 147 10ms 20 Jul 2025 641st Babafaba 889 147 10ms 24 Oct 2025 641st GolfingSuccess 🇬🇷 889 147 10ms 8 Nov 2025 641st snoozingnewt 🇨🇦 889 147 10ms 5 Dec 2025 661st ovs-code 🇩🇪 887 87 488ms 29 Jul 2024 662nd MeWhenI 🇻🇦 886 76 37ms 16 May 2023 663rd lynn 886 93 27ms 12 Jul 2023 663rd edsrzf 🇳🇿 886 93 27ms 2 days ago 665th MeWhenI 🇻🇦 885 52 66ms 2 Nov 2023 665th Yewzir 🇧🇪 885 52 67ms 7 Mar 2024 665th edsrzf 🇳🇿 885 52 63ms 17 Jan 2025 665th fuzzylojik-golf 🇺🇸 885 52 60ms 17 Sep 2025 669th Shanethegamer 🇺🇸 885 83 378ms 12 May 2023 669th janbehrens 🇩🇪 885 83 367ms 26 Nov 2023 669th Yewzir 🇧🇪 885 83 407ms 11 Feb 2024 669th snoozingnewt 🇨🇦 885 83 376ms 29 Nov 2025 673rd KasperKivimaeki 🇫🇮 885 115 287ms 2 Oct 2025 674th Steffan153 🇫🇮 884 78 1ms 29 Oct 2023 675th emplv 🇱🇻 884 93 25ms 29 Jun 2022 676th pardouin 🇫🇷 883 63 795ms 29 Aug 2025 677th Steffan153 🇫🇮 883 64 122ms 6 mins ago 678th MeWhenI 🇻🇦 883 75 2ms 12 Sep 2022 678th sean-niemann 🇺🇸 883 75 2ms 8 Oct 2024 680th jared-hughes 883 76 1ms 6 Mar 2022 681st marcin7Cd 883 77 136ms 11 Mar 2020 681st fuzzylojik-golf 🇺🇸 883 77 139ms 15 Sep 2025 683rd marcin7Cd 883 148 10ms 12 Oct 2020 683rd Attero 🇸🇪 883 148 9ms 12 Oct 2020 683rd sisyphus-ppcg 🇦🇺 883 148 10ms 30 May 2021 683rd lynn 883 148 10ms 1 Jun 2021 683rd SirBogman 🇺🇸 883 148 10ms 28 Nov 2021 683rd ovs-code 🇩🇪 883 148 10ms 22 Apr 2022 683rd scpchicken 🇵🇼 883 148 10ms 4 Feb 2023 690th prplz 🇦🇺 882 68 10ms 12 Oct 2021 690th NewDefectus 🇮🇱 882 68 14ms 16 Dec 2021 690th KrausRaus 🇺🇸 882 68 10ms 6 Jan 2026 693rd m-tkach 🇺🇦 882 98 53ms 9 Mar 2023 693rd annaproxy 882 98 56ms 22 Oct 2023 693rd Yewzir 🇧🇪 882 98 58ms 30 Dec 2023 696th JayXon 🇺🇸 882 143 1,685ms 15 Sep 2025 697th Attero 🇸🇪 881 81 2ms 4 May 2020 697th c0d3-4-F00d 🇩🇪 881 81 2ms 5 Jan 2022 697th snoozingnewt 🇨🇦 881 81 2ms 13 Sep 2025 697th AZTECCO 881 81 2ms 16 Sep 2025 697th Yax42 🇫🇷 881 81 1ms 14 Oct 2025 702nd benwilliamgraham 880 69 10ms 26 Jan 2019 702nd OllieBoyne 🇬🇧 880 69 9ms 16 Jan 2021 702nd eiburns 880 69 10ms 20 Jan 2022 702nd vishwathg 880 69 9ms 16 Aug 2022 702nd emirps 880 69 9ms 22 Feb 2023 702nd Vaekor 880 69 9ms 9 Jul 2023 702nd AVDestroyer 880 69 10ms 4 Sep 2023 702nd m42km 880 69 9ms 7 Oct 2023 702nd elgan65536 🇺🇸 880 69 9ms 4 Apr 2024 702nd JOrE20 880 69 10ms 30 hours ago 712th Yewzir 🇧🇪 880 79 112ms 6 Dec 2023 713th primo-ppcg 🇹🇭 878 50 31ms 11 Oct 2020 713th o0lit3 🇺🇸 878 50 10ms 19 Apr 2021 713th armin-k1 878 50 8ms 8 Sep 2021 713th nwellnhof 🇩🇪 878 50 14ms 26 Dec 2021 713th Lydxn 🇨🇦 878 50 32ms 25 May 2022 713th saito-ta 🇯🇵 878 50 17ms 27 May 2022 719th snoozingnewt 🇨🇦 878 95 431ms 29 Nov 2025 720th primo-ppcg 🇹🇭 878 116 302ms 21 Apr 2020 First Prev 641–720 of 3,191 Next Last