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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 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 Mandelbrot 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 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 Mandelbrot 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 71st sean-niemann 🇺🇸 967 62 22 Feb 2024 71st rucin93 🇵🇱 967 62 19 Apr 2024 71st vlpx 🇫🇮 967 62 18 Jun 2024 71st lukegustafson 🇺🇸 967 62 6 Sep 2024 80th GrayJoKing 🇦🇺 965 39 17 Oct 2020 81st pardouin 🇫🇷 962 26 14 Apr 2025 82nd sisyphus-ppcg 🇦🇺 962 49 6 Nov 2020 82nd prplz 🇦🇺 962 49 6 Nov 2020 82nd primo-ppcg 🇹🇭 962 49 15 Nov 2020 82nd JayXon 🇺🇸 962 49 20 Feb 2021 82nd GrayJoKing 🇦🇺 962 49 24 Mar 2021 82nd Lydxn 🇨🇦 962 49 24 Mar 2021 82nd nwellnhof 🇩🇪 962 49 6 Nov 2021 82nd MeWhenI 🇻🇦 962 49 16 Feb 2022 82nd stefangimmillaro 962 49 16 Feb 2022 82nd radarek 🇵🇱 962 49 10 Mar 2022 82nd lynn 962 49 25 May 2022 82nd Steffan153 🇫🇮 962 49 28 Jan 2023 82nd m-tkach 🇺🇦 962 49 23 Feb 2023 82nd xsot 🇸🇬 962 49 14 Oct 2023 82nd emgordon154 962 49 5 Aug 2024 82nd sean-niemann 🇺🇸 962 49 9 Aug 2024 82nd pardouin 🇫🇷 962 49 29 Sep 2024 82nd DialFrost 🇸🇬 962 49 26 Dec 2024 100th sean-niemann 🇺🇸 959 27 22 Jul 2022 100th lynn 959 27 22 Jul 2022 100th MeWhenI 🇻🇦 959 27 23 Jul 2022 100th sisyphus-ppcg 🇦🇺 959 27 24 Jul 2022 100th jared-hughes 959 27 29 Jul 2022 100th primo-ppcg 🇹🇭 959 27 30 Sep 2022 100th DaCuteRaccoon 959 27 30 Nov 2022 100th AlephSquirrel 959 27 30 Dec 2022 100th DialFrost 🇸🇬 959 27 28 Jan 2023 100th CornerMercury 🇬🇧 959 27 24 Aug 2023 100th ovs-code 🇩🇪 959 27 2 Feb 2024 100th snoozingnewt 🇺🇸 959 27 1 Sep 2024 100th pardouin 🇫🇷 959 27 21 Sep 2024 100th LostSyntax21 🇬🇧 959 27 8 Jan 2025 100th edsrzf 🇳🇿 959 27 9 Mar 2025 115th sisyphus-ppcg 🇦🇺 954 46 21 Dec 2023 116th dmrichwa 🇺🇸 952 63 28 Jan 2023 116th targrik 952 63 19 Feb 2025 118th janbehrens 🇩🇪 951 52 26 Nov 2023 118th Lydxn 🇨🇦 951 52 7 Jan 2024 118th bitsandbeyond 🇳🇱 951 52 13 Jul 2024 121st saito-ta 🇯🇵 951 75 22 Jun 2022 121st Lydxn 🇨🇦 951 75 13 May 2023 121st rhdqor213 951 75 29 Jul 2024 124th Lydxn 🇨🇦 946 49 19 Nov 2021 124th rustyflamingo 946 49 22 Sep 2022 124th antimon2 🇯🇵 946 49 15 Oct 2022 124th JayXon 🇺🇸 946 49 3 Dec 2022 124th alemelis 946 49 1 Mar 2023 124th HPWiz 🇳🇿 946 49 9 Mar 2023 124th ovs-code 🇩🇪 946 49 24 Oct 2023 124th MarcMush 🇫🇷 946 49 5 Jan 2024 124th DialFrost 🇸🇬 946 49 5 Jan 2024 124th Steffan153 🇫🇮 946 49 28 Feb 2024 124th twolfive 946 49 5 Oct 2024 124th sean-niemann 🇺🇸 946 49 26 days ago 136th GrayJoKing 🇦🇺 945 42 24 Mar 2021 136th MeWhenI 🇻🇦 945 42 13 Mar 2025 138th janlelis 943 50 20 Sep 2021 139th Bubbler-4 943 72 20 Feb 2019 139th primo-ppcg 🇹🇭 943 72 9 Oct 2020 139th HPWiz 🇳🇿 943 72 15 Apr 2021 139th lynn 943 72 15 Apr 2021 139th JayXon 🇺🇸 943 72 28 Jun 2021 139th xnor-gate 943 72 22 Dec 2021 139th ovs-code 🇩🇪 943 72 4 Jul 2022 139th btnlq 943 72 15 Oct 2023 139th tobeannouncd 943 72 11 Jan 2024 148th saito-ta 🇯🇵 942 53 29 Jul 2024 149th sisyphus-ppcg 🇦🇺 942 67 2 Jul 2023 149th Lydxn 🇨🇦 942 67 2 Jul 2023 Prev 76–150 of 2,894 Next