Happy Numbers in all languages in bytes. Cheevos Holes Recent Holes Langs Medals Misc 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 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 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 Morse Decoder Morse Encoder 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 Transpose Sentence United States Vampire Numbers Van Eck Sequence Zeckendorf Representation Zodiac Signs γ λ π τ φ √2 𝑒 Apéry’s Constant Calendar Connect Four CSS Colors (Inverse) CSS Grid Ellipse Perimeters Flags Floyd-Steinberg Dithering Gray Code Decoder Gray Code Encoder Hexagonal Spiral Highly Composite Numbers Hilbert Curve Minesweeper NFA Simulator Odd Polyomino Tiling p-adic Expansion Polygon Triangulations QR Encoder Quadratic Formula Semiprime Numbers Snake Sphenic Numbers Trinomial Triangle Turtle Tutorial All Languages ><> Assembly AWK Bash BASIC Berry brainfuck C C# C++ Civet Clojure COBOL Coconut Common Lisp Crystal D Dart Elixir F# Factor Forth Fortran Gleam Go GolfScript 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 ALGOL 68 APL Arturo Befunge BQN CJam CoffeeScript Egel Erlang Fennel Groovy Harbour Hare Haxe Hush Hy iogii Odin Picat Qore Racket Rebol Rexx Scala Squirrel Stax Uiua Vala Vyxal Bytes Chars Scoring Bytes Chars Language All ><> Assembly AWK Bash BASIC Berry brainfuck C C# C++ Civet Clojure COBOL Coconut Common Lisp Crystal D Dart Elixir F# Factor Forth Fortran Gleam Go GolfScript 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 ALGOL 68 APL Arturo Befunge BQN CJam CoffeeScript Egel Erlang Fennel Groovy Harbour Hare Haxe Hush Hy iogii Odin Picat Qore Racket Rebol Rexx Scala Squirrel Stax Uiua 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 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 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 Morse Decoder Morse Encoder 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 Transpose Sentence United States Vampire Numbers Van Eck Sequence Zeckendorf Representation Zodiac Signs γ λ π τ φ √2 𝑒 Experimental Hole Apéry’s Constant Calendar Connect Four CSS Colors (Inverse) CSS Grid Ellipse Perimeters Flags Floyd-Steinberg Dithering Gray Code Decoder Gray Code Encoder Hexagonal Spiral Highly Composite Numbers Hilbert Curve Minesweeper NFA Simulator Odd Polyomino Tiling p-adic Expansion Polygon Triangulations QR Encoder Quadratic Formula Semiprime Numbers Snake Sphenic Numbers Trinomial Triangle Turtle Tutorial # Golfer Points Bytes Time 670th GolfingSuccess 🇬🇷 868 148 18 Jan 2025 670th ovs-code 🇩🇪 868 148 24 Jan 2025 670th CaedenHarper 🇨🇦 868 148 25 Jan 2025 670th MeWhenI 🇻🇦 868 148 9 Feb 2025 670th pardouin 🇫🇷 868 148 25 Feb 2025 681st ArmaanAS 867 70 8 Mar 2021 681st Hebelub 867 70 5 Jan 2024 681st Dataen 867 70 5 Jan 2024 681st dokutan 867 70 23 Jan 2024 685th lynn 865 34 13 Apr 2021 685th jared-hughes 865 34 30 Sep 2021 685th Natanaelel 🇸🇪 865 34 28 Nov 2023 685th primo-ppcg 🇹🇭 865 34 24 Mar 2025 689th DialFrost 🇸🇬 865 73 12 Oct 2023 690th MeWhenI 🇻🇦 864 61 23 May 2023 690th GrayJoKing 🇦🇺 864 61 15 Jan 2024 690th namelessiw 864 61 5 Mar 2024 690th neel11235813 864 61 10 Mar 2024 690th duckyluuk 🇳🇱 864 61 14 Jul 2024 690th b-illy 🇬🇧 864 61 14 Sep 2024 690th DialFrost 🇸🇬 864 61 26 Dec 2024 690th fuzzylojik-golf 🇺🇸 864 61 30 May 2025 698th annaproxy 863 46 18 Feb 2022 699th duckyluuk 🇳🇱 863 70 26 Oct 2024 700th Yewzir 🇧🇪 863 135 23 Apr 2023 701st emplv 🇱🇻 862 67 28 Mar 2025 702nd Steffan153 🇫🇮 862 81 3 Feb 2023 702nd GrayJoKing 🇦🇺 862 81 12 Feb 2023 704th ovs-code 🇩🇪 862 95 10 Jan 2023 705th MeWhenI 🇻🇦 862 98 28 Aug 2024 706th jared-hughes 862 100 20 Jul 2022 707th MeWhenI 🇻🇦 861 78 27 Dec 2022 708th emgordon154 859 58 22 Dec 2021 709th treeowl 859 79 27 Feb 2019 709th user189032 859 79 29 May 2019 709th cbrt-x 859 79 15 Sep 2023 712th m-tkach 🇺🇦 858 77 5 Dec 2023 713th gilufin 857 55 30 May 2021 713th Natanaelel 🇸🇪 857 55 10 May 2023 715th DaCuteRaccoon 857 65 30 Nov 2022 715th snoozingnewt 🇺🇸 857 65 1 Sep 2024 715th LostSyntax21 🇬🇧 857 65 8 Jan 2025 718th GrayJoKing 🇦🇺 857 70 20 Sep 2021 718th 0x24a537r9 857 70 10 Sep 2022 720th Jacob385 857 136 21 Feb 2025 721st ovs-code 🇩🇪 855 44 31 Dec 2023 722nd stefangimmillaro 854 66 15 Jul 2023 723rd JDiLenarda 🇫🇷 854 71 9 Oct 2020 724th ScottHamper 853 86 21 Nov 2021 725th MeWhenI 🇻🇦 853 101 8 May 2022 725th janbehrens 🇩🇪 853 101 26 Nov 2023 727th MeWhenI 🇻🇦 852 75 20 Jun 2022 727th sean-niemann 🇺🇸 852 75 19 Nov 2024 729th MeWhenI 🇻🇦 851 71 24 Oct 2024 729th sean-niemann 🇺🇸 851 71 30 Oct 2024 731st clockworknazo 851 82 13 Oct 2022 731st ovs-code 🇩🇪 851 82 7 Feb 2023 731st Lydxn 🇨🇦 851 82 28 Feb 2023 734th ovs-code 🇩🇪 850 62 2 Mar 2024 734th CaedenHarper 🇨🇦 850 62 1 Feb 2025 736th DialFrost 🇸🇬 850 79 26 Dec 2024 737th ovs-code 🇩🇪 849 68 3 Aug 2024 738th RussellEmerine 849 80 30 Nov 2019 739th NewDefectus 🇮🇱 849 84 16 Dec 2021 740th btnlq 847 68 16 Jul 2023 741st DialFrost 🇸🇬 847 78 26 Dec 2024 742nd lynn 845 59 25 May 2022 742nd DialFrost 🇸🇬 845 59 26 Dec 2024 744th jared-hughes 845 71 29 Oct 2021 744th stefangimmillaro 845 71 27 Aug 2022 744th Maznek 845 71 19 Jun 2023 747th dokutan 845 102 14 Apr 2024 748th prplz 🇦🇺 844 96 30 Apr 2022 748th elgan65536 844 96 11 Nov 2023 750th Frowny 843 72 3 Jul 2020 Prev 676–750 of 2,897 Next