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 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 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 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 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 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 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 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 449th stefangimmillaro 909 74 22 Apr 2023 452nd dvargas46 🇺🇸 908 55 15 Nov 2022 453rd JayXon 🇺🇸 908 77 28 Jan 2024 453rd GolfingSuccess 🇬🇷 908 77 19 Mar 2025 455th sisyphus-ppcg 🇦🇺 908 91 20 Jul 2022 455th UnderKoen 🇳🇱 908 91 6 Mar 2023 455th m-tkach 🇺🇦 908 91 9 Mar 2023 455th Lydxn 🇨🇦 908 91 19 Jul 2023 459th Shanethegamer 🇺🇸 907 63 18 May 2022 459th Yewzir 🇧🇪 907 63 9 Nov 2023 459th Betuaredead 907 63 13 Nov 2023 462nd Waffle3z 907 74 9 Jul 2021 463rd sisyphus-ppcg 🇦🇺 907 77 3 Feb 2023 464th anter69 🇭🇺 906 55 10 Mar 2025 465th prplz 🇦🇺 906 75 12 Oct 2021 465th YAJUE114514 906 75 12 days ago 467th Yax42 🇫🇷 906 81 9 Feb 2025 468th Lydxn 🇨🇦 906 85 27 Feb 2022 468th JayXon 🇺🇸 906 85 28 Feb 2022 468th GrayJoKing 🇦🇺 906 85 13 Mar 2022 471st frankgraziano 906 144 2 hours ago 472nd MeWhenI 🇻🇦 903 65 12 Dec 2023 473rd lynn 903 79 2 Oct 2021 473rd MeWhenI 🇻🇦 903 79 21 Jun 2022 473rd m-tkach 🇺🇦 903 79 9 Mar 2023 473rd ovs-code 🇩🇪 903 79 24 Mar 2024 473rd xsot 🇸🇬 903 79 23 May 2024 473rd DialFrost 🇸🇬 903 79 17 Dec 2024 479th rucin93 🇵🇱 902 64 6 Sep 2024 480th janbehrens 🇩🇪 902 70 26 Nov 2023 481st emplv 🇱🇻 902 77 14 Mar 2023 482nd canissimia 🇦🇶 902 194 21 Sep 2021 483rd MeWhenI 🇻🇦 901 67 16 Dec 2024 483rd Yewzir 🇧🇪 901 67 20 Dec 2024 483rd GrayJoKing 🇦🇺 901 67 31 Jan 2025 486th Steffan153 🇫🇮 900 91 28 Jan 2023 486th GrayJoKing 🇦🇺 900 91 28 Jan 2023 486th Lydxn 🇨🇦 900 91 28 Jan 2023 486th m-tkach 🇺🇦 900 91 18 Jan 2024 486th sean-niemann 🇺🇸 900 91 19 May 2025 491st juliansiebert 🇩🇪 899 55 31 Jul 2022 492nd Lydxn 🇨🇦 898 91 16 Apr 2022 492nd JayXon 🇺🇸 898 91 17 Apr 2022 492nd m-tkach 🇺🇦 898 91 9 Mar 2023 495th tailorspy 898 96 22 Sep 2024 496th Steffan153 🇫🇮 897 78 29 Oct 2023 496th sean-niemann 🇺🇸 897 78 22 Dec 2024 498th prplz 🇦🇺 897 130 24 Oct 2020 499th thospel 896 42 25 Jun 2018 499th Lydxn 🇨🇦 896 42 21 Feb 2023 501st ETHproductions 🇺🇸 895 67 14 Apr 2018 502nd DaDerpDuck 895 75 24 Jan 2021 503rd marcin7Cd 894 85 15 Feb 2021 503rd primo-ppcg 🇹🇭 894 85 1 Mar 2021 503rd CLOStrophobic 🇮🇹 894 85 14 Feb 2025 506th lifthrasiir 🇰🇷 893 28 29 Nov 2024 507th Constructor7 893 68 24 Feb 2018 507th GolfingSuccess 🇬🇷 893 68 26 Mar 2018 507th kmaork 🇮🇱 893 68 18 Apr 2018 507th edre 893 68 30 Apr 2018 507th j55d 893 68 19 Sep 2018 507th daedals 893 68 16 Apr 2019 507th villfa 893 68 20 May 2019 507th TFeld00 🇩🇰 893 68 31 May 2019 507th marcin7Cd 893 68 27 Aug 2019 507th xorraxrax 893 68 19 Oct 2019 507th jiaminglimjm 🇲🇾 893 68 12 Dec 2019 507th SirBogman 🇺🇸 893 68 4 Jan 2020 507th thisishowmymindworks 🇳🇴 893 68 22 Jul 2020 507th ToriTheChicken 893 68 23 Jul 2020 507th ydevor 🇮🇱 893 68 26 Nov 2020 507th anter69 🇭🇺 893 68 14 Jan 2021 507th HETHAT 🇩🇿 893 68 31 Jan 2021 507th vezzick 893 68 7 Mar 2021 507th Indivicivet 893 68 26 Mar 2021 Prev 451–525 of 2,931 Next