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 901st GrayJoKing 🇦🇺 795 88 9 Oct 2023 902nd Irratix 🇳🇱 793 147 11 Dec 2021 903rd marcin7Cd 792 90 17 May 2020 903rd dokutan 792 90 1 May 2024 905th cure-honey 🇯🇵 791 85 15 Jul 2021 905th primo-ppcg 🇹🇭 791 85 14 Jan 2025 907th kevlened 789 76 22 Oct 2018 907th emgordon154 789 76 22 Dec 2021 907th inventshah 789 76 6 May 2022 907th KrausRaus 🇺🇸 789 76 26 May 2022 907th helbling 🇨🇭 789 76 4 Jul 2024 912th ahmetdemirag 🇨🇾 789 77 11 Feb 2025 913th roavin 789 93 16 May 2022 914th GrayJoKing 🇦🇺 787 85 1 Mar 2021 915th Andriamanitra 🇫🇮 786 60 20 Jul 2022 916th Shanethegamer 🇺🇸 786 89 9 Oct 2023 916th MeWhenI 🇻🇦 786 89 10 Oct 2023 918th Irratix 🇳🇱 784 91 19 Dec 2021 919th MeWhenI 🇻🇦 782 63 11 Nov 2021 920th SirBogman 🇺🇸 782 86 2 Nov 2022 921st gnuvince 781 32 2 Aug 2024 921st codereport 🇨🇦 781 32 21 Apr 2025 923rd guliyevemil1 🇦🇿 781 87 20 Apr 2020 923rd strout 781 87 15 Dec 2023 925th Shanethegamer 🇺🇸 780 74 19 Aug 2024 926th FlyingPenguin223 780 86 27 Oct 2024 927th Natanaelel 🇸🇪 779 64 19 Sep 2021 928th jakobwitte 779 77 21 Mar 2018 928th j55d 779 77 29 Sep 2018 928th Mikaeel66 779 77 11 Nov 2019 928th ArmaanAS 779 77 8 Mar 2021 928th Re-Adventures 🇮🇳 779 77 18 May 2021 933rd Waffle3z 779 78 9 Jul 2021 933rd snydej 779 78 22 Nov 2024 935th KatieLG 🇬🇧 778 51 9 Dec 2020 935th msbranicky 778 51 27 Jul 2023 935th dokutan 778 51 11 Nov 2023 935th AlephSquirrel 778 51 27 Jan 2025 939th msbranicky 777 90 11 Oct 2023 940th aposteriorist 🇨🇦 777 99 27 Feb 2022 940th stackofbears 777 99 5 Mar 2022 942nd Irratix 🇳🇱 777 111 3 Jan 2022 943rd galloj 🇨🇿 775 107 28 Aug 2022 944th bastatom 775 131 25 Feb 2024 945th yzhs 🇩🇪 774 38 21 Jun 2022 946th jiaminglimjm 🇲🇾 774 172 9 Jan 2021 947th robymus 773 61 17 Sep 2018 948th Shanethegamer 🇺🇸 772 60 9 Mar 2023 949th shuding 769 78 4 May 2020 949th igmcdowell 769 78 20 Dec 2021 949th dylanarmstrong 769 78 24 Jan 2024 952nd Eilonlif 🇮🇱 769 79 20 Feb 2023 952nd fkantelberg 769 79 22 Jul 2023 952nd fgrosshans 🇫🇷 769 79 23 Jul 2024 952nd EnTerr 769 79 1 Sep 2024 952nd jipsong 🇩🇪 769 79 20 Jun 2025 957th dpatterbee 769 132 24 Aug 2020 958th bluebear94 768 49 12 Feb 2018 958th prplz 🇦🇺 768 49 27 Sep 2021 960th yzhs 🇩🇪 767 65 3 Aug 2021 961st dokutan 767 87 38 hours ago 962nd elgan65536 767 93 28 Nov 2023 962nd Bmrl7 767 93 29 Feb 2024 964th neihousaigaai 767 152 8 May 2021 965th NewDefectus 🇮🇱 766 62 6 Jun 2021 966th billings7 🇬🇧 764 96 21 May 2024 967th hrubymar10 764 133 27 Feb 2024 967th CaedenHarper 🇨🇦 764 133 12 Dec 2024 969th dokutan 763 69 14 Apr 2024 970th Irratix 🇳🇱 763 89 23 Sep 2021 971st emgordon154 762 101 26 May 2025 972nd boxjelly 762 153 17 Feb 2021 973rd FlyingPenguin223 761 62 16 Nov 2023 974th emgordon154 760 76 15 Nov 2024 975th MichalMarsalek 🇨🇿 760 88 30 Nov 2022 Prev 901–975 of 2,918 Next