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 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 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 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 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 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 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 Snake Sphenic Numbers Trinomial Triangle Turtle Tutorial # Golfer Points Bytes Time 591st HumanoidCPU 887 147 13 May 2024 591st pardouin 🇫🇷 887 147 20 Aug 2024 591st KatieLG 🇬🇧 887 147 26 Sep 2024 591st emgordon154 887 147 4 Dec 2024 591st CaedenHarper 🇨🇦 887 147 24 Jan 2025 591st rucin93 🇵🇱 887 147 23 Apr 2025 591st albanian-laundromat 887 147 20 Jul 2025 608th MeWhenI 🇻🇦 886 76 16 May 2023 609th kg583 🇺🇸 886 95 26 Jul 2025 610th MeWhenI 🇻🇦 885 52 2 Nov 2023 610th Yewzir 🇧🇪 885 52 7 Mar 2024 610th edsrzf 🇳🇿 885 52 17 Jan 2025 613th lynn 885 93 12 Jul 2023 614th jared-hughes 885 132 15 Feb 2022 615th jared-hughes 884 76 6 Mar 2022 615th Steffan153 🇫🇮 884 76 25 Feb 2023 617th Shanethegamer 🇺🇸 884 83 12 May 2023 617th janbehrens 🇩🇪 884 83 26 Nov 2023 617th Yewzir 🇧🇪 884 83 11 Feb 2024 620th MeWhenI 🇻🇦 883 75 12 Sep 2022 620th sean-niemann 🇺🇸 883 75 8 Oct 2024 622nd marcin7Cd 883 77 11 Mar 2020 622nd fuzzylojik-golf 🇺🇸 883 77 45 hours ago 624th pardouin 🇫🇷 882 63 18 days ago 625th prplz 🇦🇺 882 68 12 Oct 2021 625th NewDefectus 🇮🇱 882 68 16 Dec 2021 627th emplv 🇱🇻 882 93 29 Jun 2022 628th Attero 🇸🇪 881 81 4 May 2020 628th c0d3-4-F00d 🇩🇪 881 81 5 Jan 2022 628th snoozingnewt 🇺🇸 881 81 3 days ago 628th AZTECCO 881 81 10 hours ago 632nd m-tkach 🇺🇦 881 98 9 Mar 2023 632nd annaproxy 881 98 22 Oct 2023 632nd Yewzir 🇧🇪 881 98 30 Dec 2023 635th marcin7Cd 881 148 12 Oct 2020 635th Attero 🇸🇪 881 148 12 Oct 2020 635th GolfingSuccess 🇬🇷 881 148 1 May 2021 635th sisyphus-ppcg 🇦🇺 881 148 30 May 2021 635th lynn 881 148 1 Jun 2021 635th SirBogman 🇺🇸 881 148 28 Nov 2021 635th ovs-code 🇩🇪 881 148 22 Apr 2022 635th scpchicken 🇵🇼 881 148 4 Feb 2023 643rd benwilliamgraham 880 69 26 Jan 2019 643rd OllieBoyne 🇬🇧 880 69 16 Jan 2021 643rd eiburns 880 69 20 Jan 2022 643rd vishwathg 880 69 16 Aug 2022 643rd emirps 880 69 22 Feb 2023 643rd Vaekor 880 69 9 Jul 2023 643rd AVDestroyer 880 69 4 Sep 2023 643rd m42km 880 69 7 Oct 2023 643rd elgan65536 880 69 4 Apr 2024 652nd Yewzir 🇧🇪 880 79 6 Dec 2023 653rd edsrzf 🇳🇿 879 60 11 Apr 2025 654th primo-ppcg 🇹🇭 878 50 11 Oct 2020 654th o0lit3 🇺🇸 878 50 19 Apr 2021 654th armin-k1 878 50 8 Sep 2021 654th nwellnhof 🇩🇪 878 50 26 Dec 2021 654th Lydxn 🇨🇦 878 50 25 May 2022 654th saito-ta 🇯🇵 878 50 27 May 2022 660th sean-niemann 🇺🇸 877 88 6 Aug 2024 661st edsrzf 🇳🇿 877 96 30 Dec 2024 662nd primo-ppcg 🇹🇭 876 116 21 Apr 2020 662nd kkoenig 876 116 5 Jan 2024 664th KatieLG-Transpiler 🇬🇧 875 149 24 Jun 2022 665th primo-ppcg 🇹🇭 874 53 19 Oct 2020 665th MeWhenI 🇻🇦 874 53 15 Feb 2023 667th hemphen 874 84 28 Aug 2022 668th alo-gin 873 54 19 Oct 2018 668th hrrs01 873 54 14 Apr 2020 668th jared-hughes 873 54 9 Sep 2022 668th ovs-code 🇩🇪 873 54 9 May 2023 672nd primo-ppcg 🇹🇭 873 77 13 Jul 2021 673rd nwellnhof 🇩🇪 872 99 3 Jan 2022 673rd Alex-x90 🇺🇸 872 99 20 Sep 2022 673rd Steffan153 🇫🇮 872 99 28 Jan 2023 Prev 601–675 of 3,036 Next