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 638th JayXon 🇺🇸 889 147 9ms 2 Aug 2023 638th Steffan153 🇫🇮 889 147 11ms 2 Aug 2023 638th janbehrens 🇩🇪 889 147 9ms 2 Aug 2023 638th GrayJoKing 🇦🇺 889 147 10ms 11 Aug 2023 638th BREMAUCY 🇫🇷 889 147 10ms 7 Sep 2023 638th dokutan 889 147 9ms 26 Oct 2023 638th Yewzir 🇧🇪 889 147 10ms 12 Mar 2024 638th HumanoidCPU 889 147 10ms 13 May 2024 638th pardouin 🇫🇷 889 147 9ms 20 Aug 2024 638th KatieLG 🇬🇧 889 147 10ms 26 Sep 2024 638th emgordon154 889 147 9ms 4 Dec 2024 638th CaedenHarper 🇨🇦 889 147 9ms 24 Jan 2025 638th rucin93 🇵🇱 889 147 10ms 23 Apr 2025 638th albanian-laundromat 889 147 10ms 20 Jul 2025 638th Babafaba 889 147 10ms 24 Oct 2025 638th GolfingSuccess 🇬🇷 889 147 10ms 8 Nov 2025 638th snoozingnewt 🇨🇦 889 147 10ms 5 Dec 2025 658th ovs-code 🇩🇪 887 87 488ms 29 Jul 2024 659th MeWhenI 🇻🇦 886 76 37ms 16 May 2023 660th lynn 886 93 27ms 12 Jul 2023 660th edsrzf 🇳🇿 886 93 27ms 2 days ago 662nd MeWhenI 🇻🇦 885 52 66ms 2 Nov 2023 662nd Yewzir 🇧🇪 885 52 67ms 7 Mar 2024 662nd edsrzf 🇳🇿 885 52 63ms 17 Jan 2025 662nd fuzzylojik-golf 🇺🇸 885 52 60ms 17 Sep 2025 666th JayXon 🇺🇸 885 74 2ms 14 mins ago 667th Shanethegamer 🇺🇸 885 83 378ms 12 May 2023 667th janbehrens 🇩🇪 885 83 367ms 26 Nov 2023 667th Yewzir 🇧🇪 885 83 407ms 11 Feb 2024 667th snoozingnewt 🇨🇦 885 83 376ms 29 Nov 2025 671st KasperKivimaeki 🇫🇮 885 115 287ms 2 Oct 2025 672nd emplv 🇱🇻 884 93 25ms 29 Jun 2022 673rd pardouin 🇫🇷 883 63 795ms 29 Aug 2025 674th Steffan153 🇫🇮 883 64 122ms 48 mins ago 675th MeWhenI 🇻🇦 883 75 2ms 12 Sep 2022 675th sean-niemann 🇺🇸 883 75 2ms 8 Oct 2024 677th jared-hughes 883 76 1ms 6 Mar 2022 678th marcin7Cd 883 77 136ms 11 Mar 2020 678th fuzzylojik-golf 🇺🇸 883 77 139ms 15 Sep 2025 680th marcin7Cd 883 148 10ms 12 Oct 2020 680th Attero 🇸🇪 883 148 9ms 12 Oct 2020 680th sisyphus-ppcg 🇦🇺 883 148 10ms 30 May 2021 680th lynn 883 148 10ms 1 Jun 2021 680th SirBogman 🇺🇸 883 148 10ms 28 Nov 2021 680th ovs-code 🇩🇪 883 148 10ms 22 Apr 2022 680th scpchicken 🇵🇼 883 148 10ms 4 Feb 2023 687th prplz 🇦🇺 882 68 10ms 12 Oct 2021 687th NewDefectus 🇮🇱 882 68 14ms 16 Dec 2021 687th KrausRaus 🇺🇸 882 68 10ms 6 Jan 2026 690th m-tkach 🇺🇦 882 98 53ms 9 Mar 2023 690th annaproxy 882 98 56ms 22 Oct 2023 690th Yewzir 🇧🇪 882 98 58ms 30 Dec 2023 693rd JayXon 🇺🇸 882 143 1,685ms 15 Sep 2025 694th Attero 🇸🇪 881 81 2ms 4 May 2020 694th c0d3-4-F00d 🇩🇪 881 81 2ms 5 Jan 2022 694th snoozingnewt 🇨🇦 881 81 2ms 13 Sep 2025 694th AZTECCO 881 81 2ms 16 Sep 2025 694th Yax42 🇫🇷 881 81 1ms 14 Oct 2025 699th benwilliamgraham 880 69 10ms 26 Jan 2019 699th OllieBoyne 🇬🇧 880 69 9ms 16 Jan 2021 699th eiburns 880 69 10ms 20 Jan 2022 699th vishwathg 880 69 9ms 16 Aug 2022 699th emirps 880 69 9ms 22 Feb 2023 699th Vaekor 880 69 9ms 9 Jul 2023 699th AVDestroyer 880 69 10ms 4 Sep 2023 699th m42km 880 69 9ms 7 Oct 2023 699th elgan65536 🇺🇸 880 69 9ms 4 Apr 2024 699th JOrE20 880 69 10ms 31 hours ago 709th Yewzir 🇧🇪 880 79 112ms 6 Dec 2023 710th MeWhenI 🇻🇦 879 66 72ms 13 Dec 2022 711th primo-ppcg 🇹🇭 878 50 31ms 11 Oct 2020 711th o0lit3 🇺🇸 878 50 10ms 19 Apr 2021 711th armin-k1 878 50 8ms 8 Sep 2021 711th nwellnhof 🇩🇪 878 50 14ms 26 Dec 2021 711th Lydxn 🇨🇦 878 50 32ms 25 May 2022 711th saito-ta 🇯🇵 878 50 17ms 27 May 2022 717th snoozingnewt 🇨🇦 878 95 431ms 29 Nov 2025 718th primo-ppcg 🇹🇭 878 116 302ms 21 Apr 2020 718th kkoenig 878 116 297ms 5 Jan 2024 720th sean-niemann 🇺🇸 877 88 435ms 6 Aug 2024 First Prev 641–720 of 3,191 Next Last