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 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 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 Topological Sort 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 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 Minesweeper NFA Simulator Odd Polyomino Tiling p-adic Expansion Polygon Triangulations QR Encoder Quadratic Formula Semiprime Numbers Smooth Numbers Snake Sphenic Numbers 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 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 ALGOL 68 APL Arturo Befunge BQN CJam CoffeeScript Egel Erlang Fennel Harbour Hare Haxe Hush Hy iogii Knight Luau Odin Picat Qore Racket Rebol Rexx Scala Squirrel Stax Uiua Umka 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 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 ALGOL 68 APL Arturo Befunge BQN CJam CoffeeScript Egel Erlang Fennel Harbour Hare Haxe Hush Hy iogii Knight 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 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 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 Topological Sort 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 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 Minesweeper NFA Simulator Odd Polyomino Tiling p-adic Expansion Polygon Triangulations QR Encoder Quadratic Formula Semiprime Numbers Smooth Numbers Snake Sphenic Numbers Turtle Tutorial # Golfer Points Bytes Time 30th CornerMercury 🇬🇧 980 62 2 hours ago 77th JayXon 🇺🇸 967 62 26 Jan 2021 77th emplv 🇱🇻 967 62 15 Dec 2021 77th Lydxn 🇨🇦 967 62 12 Apr 2022 77th Steffan153 🇫🇮 967 62 28 Jan 2023 77th nwellnhof 🇩🇪 967 62 3 Mar 2023 77th sean-niemann 🇺🇸 967 62 22 Feb 2024 77th rucin93 🇵🇱 967 62 19 Apr 2024 77th vlpx 🇫🇮 967 62 18 Jun 2024 77th lukegustafson 🇺🇸 967 62 6 Sep 2024 86th GrayJoKing 🇦🇺 965 39 17 Oct 2020 87th sisyphus-ppcg 🇦🇺 963 49 6 Nov 2020 87th prplz 🇦🇺 963 49 6 Nov 2020 87th primo-ppcg 🇹🇭 963 49 15 Nov 2020 87th JayXon 🇺🇸 963 49 20 Feb 2021 87th GrayJoKing 🇦🇺 963 49 24 Mar 2021 87th Lydxn 🇨🇦 963 49 24 Mar 2021 87th nwellnhof 🇩🇪 963 49 6 Nov 2021 87th MeWhenI 🇻🇦 963 49 16 Feb 2022 87th stefangimmillaro 963 49 16 Feb 2022 87th radarek 🇵🇱 963 49 10 Mar 2022 87th lynn 963 49 25 May 2022 87th Steffan153 🇫🇮 963 49 28 Jan 2023 87th m-tkach 🇺🇦 963 49 23 Feb 2023 87th xsot 🇸🇬 963 49 14 Oct 2023 87th emgordon154 963 49 5 Aug 2024 87th sean-niemann 🇺🇸 963 49 9 Aug 2024 87th pardouin 🇫🇷 963 49 29 Sep 2024 87th DialFrost 🇸🇬 963 49 26 Dec 2024 105th pardouin 🇫🇷 962 26 14 Apr 2025 106th sean-niemann 🇺🇸 959 27 22 Jul 2022 106th lynn 959 27 22 Jul 2022 106th MeWhenI 🇻🇦 959 27 23 Jul 2022 106th sisyphus-ppcg 🇦🇺 959 27 24 Jul 2022 106th jared-hughes 959 27 29 Jul 2022 106th primo-ppcg 🇹🇭 959 27 30 Sep 2022 106th DaCuteRaccoon 959 27 30 Nov 2022 106th AlephSquirrel 959 27 30 Dec 2022 106th DialFrost 🇸🇬 959 27 28 Jan 2023 106th CornerMercury 🇬🇧 959 27 24 Aug 2023 106th ovs-code 🇩🇪 959 27 2 Feb 2024 106th snoozingnewt 🇺🇸 959 27 1 Sep 2024 106th pardouin 🇫🇷 959 27 21 Sep 2024 106th LostSyntax21 🇬🇧 959 27 8 Jan 2025 106th edsrzf 🇳🇿 959 27 9 Mar 2025 106th CaedenHarper 🇨🇦 959 27 14 Jul 2025 106th fuzzylojik-golf 🇺🇸 959 27 27 days ago 123rd sisyphus-ppcg 🇦🇺 955 46 21 Dec 2023 124th janbehrens 🇩🇪 952 52 26 Nov 2023 124th Lydxn 🇨🇦 952 52 7 Jan 2024 124th bitsandbeyond 🇳🇱 952 52 13 Jul 2024 127th dmrichwa 🇺🇸 952 63 28 Jan 2023 127th targrik 952 63 19 Feb 2025 129th saito-ta 🇯🇵 951 75 22 Jun 2022 129th Lydxn 🇨🇦 951 75 13 May 2023 129th rhdqor213 951 75 29 Jul 2024 132nd Lydxn 🇨🇦 946 49 19 Nov 2021 132nd rustyflamingo 946 49 22 Sep 2022 132nd antimon2 🇯🇵 946 49 15 Oct 2022 132nd JayXon 🇺🇸 946 49 3 Dec 2022 132nd alemelis 946 49 1 Mar 2023 132nd HPWiz 🇳🇿 946 49 9 Mar 2023 132nd ovs-code 🇩🇪 946 49 24 Oct 2023 132nd MarcMush 🇫🇷 946 49 5 Jan 2024 132nd DialFrost 🇸🇬 946 49 5 Jan 2024 132nd Steffan153 🇫🇮 946 49 28 Feb 2024 132nd twolfive 946 49 5 Oct 2024 132nd sean-niemann 🇺🇸 946 49 3 Jun 2025 144th GrayJoKing 🇦🇺 945 42 24 Mar 2021 144th MeWhenI 🇻🇦 945 42 13 Mar 2025 146th Bubbler-4 944 72 20 Feb 2019 146th primo-ppcg 🇹🇭 944 72 9 Oct 2020 146th HPWiz 🇳🇿 944 72 15 Apr 2021 146th lynn 944 72 15 Apr 2021 146th JayXon 🇺🇸 944 72 28 Jun 2021 First Prev 76–150 of 3,062 Next Last