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 Topological Sort 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 Topological Sort Trinomial Triangle Turtle Tutorial # Golfer Points Bytes Time 673rd KatieLG 🇬🇧 868 148 13 Jan 2025 673rd HumanoidCPU 868 148 13 Jan 2025 673rd dokutan 868 148 13 Jan 2025 673rd GolfingSuccess 🇬🇷 868 148 18 Jan 2025 673rd ovs-code 🇩🇪 868 148 24 Jan 2025 673rd CaedenHarper 🇨🇦 868 148 25 Jan 2025 673rd MeWhenI 🇻🇦 868 148 9 Feb 2025 673rd pardouin 🇫🇷 868 148 25 Feb 2025 684th ArmaanAS 867 70 8 Mar 2021 684th Hebelub 867 70 5 Jan 2024 684th Dataen 867 70 5 Jan 2024 684th dokutan 867 70 23 Jan 2024 688th lynn 865 34 13 Apr 2021 688th jared-hughes 865 34 30 Sep 2021 688th Natanaelel 🇸🇪 865 34 28 Nov 2023 688th primo-ppcg 🇹🇭 865 34 24 Mar 2025 688th SirBogman 🇺🇸 865 34 5 days ago 693rd DialFrost 🇸🇬 865 73 12 Oct 2023 694th MeWhenI 🇻🇦 864 61 23 May 2023 694th GrayJoKing 🇦🇺 864 61 15 Jan 2024 694th namelessiw 864 61 5 Mar 2024 694th neel11235813 864 61 10 Mar 2024 694th duckyluuk 🇳🇱 864 61 14 Jul 2024 694th b-illy 🇬🇧 864 61 14 Sep 2024 694th DialFrost 🇸🇬 864 61 26 Dec 2024 694th fuzzylojik-golf 🇺🇸 864 61 30 May 2025 702nd annaproxy 863 46 18 Feb 2022 703rd duckyluuk 🇳🇱 863 70 26 Oct 2024 704th Yewzir 🇧🇪 863 135 23 Apr 2023 705th emplv 🇱🇻 862 67 28 Mar 2025 706th Steffan153 🇫🇮 862 81 3 Feb 2023 706th GrayJoKing 🇦🇺 862 81 12 Feb 2023 708th ovs-code 🇩🇪 862 95 10 Jan 2023 709th MeWhenI 🇻🇦 862 98 28 Aug 2024 710th jared-hughes 862 100 20 Jul 2022 711th MeWhenI 🇻🇦 861 78 27 Dec 2022 712th emgordon154 859 58 22 Dec 2021 713th treeowl 859 79 27 Feb 2019 713th user189032 859 79 29 May 2019 713th cbrt-x 859 79 15 Sep 2023 716th m-tkach 🇺🇦 858 77 5 Dec 2023 717th gilufin 857 55 30 May 2021 717th Natanaelel 🇸🇪 857 55 10 May 2023 719th DaCuteRaccoon 857 65 30 Nov 2022 719th snoozingnewt 🇺🇸 857 65 1 Sep 2024 719th LostSyntax21 🇬🇧 857 65 8 Jan 2025 722nd GrayJoKing 🇦🇺 857 70 20 Sep 2021 722nd 0x24a537r9 857 70 10 Sep 2022 724th Jacob385 857 136 21 Feb 2025 725th ovs-code 🇩🇪 855 44 31 Dec 2023 726th stefangimmillaro 854 66 15 Jul 2023 727th JDiLenarda 🇫🇷 854 71 9 Oct 2020 728th MeWhenI 🇻🇦 854 101 8 May 2022 728th janbehrens 🇩🇪 854 101 26 Nov 2023 730th ScottHamper 853 86 21 Nov 2021 731st MeWhenI 🇻🇦 852 75 20 Jun 2022 731st sean-niemann 🇺🇸 852 75 19 Nov 2024 733rd MeWhenI 🇻🇦 851 71 24 Oct 2024 733rd sean-niemann 🇺🇸 851 71 30 Oct 2024 735th clockworknazo 851 82 13 Oct 2022 735th ovs-code 🇩🇪 851 82 7 Feb 2023 735th Lydxn 🇨🇦 851 82 28 Feb 2023 738th ovs-code 🇩🇪 850 62 2 Mar 2024 738th CaedenHarper 🇨🇦 850 62 1 Feb 2025 740th DialFrost 🇸🇬 850 79 26 Dec 2024 741st ovs-code 🇩🇪 849 68 3 Aug 2024 742nd RussellEmerine 849 80 30 Nov 2019 743rd NewDefectus 🇮🇱 849 84 16 Dec 2021 744th btnlq 847 68 16 Jul 2023 745th DialFrost 🇸🇬 847 78 26 Dec 2024 746th dokutan 846 102 14 Apr 2024 747th lynn 845 59 25 May 2022 747th DialFrost 🇸🇬 845 59 26 Dec 2024 749th jared-hughes 845 71 29 Oct 2021 749th stefangimmillaro 845 71 27 Aug 2022 Prev 676–750 of 2,905 Next