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 Smooth 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 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 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 Trinomial Triangle Turtle Tutorial # Golfer Points Bytes Time 897th OhmNomNom 799 59 13 Oct 2022 897th tatzyr 🇯🇵 799 59 5 Apr 2025 903rd lynn 799 66 17 Feb 2024 904th cbondurant 799 76 10 May 2021 904th bob-th 799 76 24 Jan 2023 906th dokutan 798 83 27 Mar 2024 907th GrayJoKing 🇦🇺 795 88 9 Oct 2023 908th marcin7Cd 793 90 17 May 2020 908th dokutan 793 90 1 May 2024 910th cure-honey 🇯🇵 792 85 15 Jul 2021 910th primo-ppcg 🇹🇭 792 85 14 Jan 2025 912th kevlened 789 76 22 Oct 2018 912th emgordon154 789 76 22 Dec 2021 912th inventshah 789 76 6 May 2022 912th KrausRaus 🇺🇸 789 76 26 May 2022 912th helbling 🇨🇭 789 76 4 Jul 2024 917th ahmetdemirag 🇨🇾 789 77 11 Feb 2025 918th GrayJoKing 🇦🇺 789 85 1 Mar 2021 919th roavin 789 93 16 May 2022 920th albanian-laundromat 787 67 10 Aug 2025 921st Andriamanitra 🇫🇮 786 60 20 Jul 2022 922nd Shanethegamer 🇺🇸 786 89 9 Oct 2023 922nd MeWhenI 🇻🇦 786 89 10 Oct 2023 924th Irratix 🇳🇱 784 91 19 Dec 2021 925th MeWhenI 🇻🇦 783 63 11 Nov 2021 926th SirBogman 🇺🇸 783 86 2 Nov 2022 927th CaedenHarper 🇨🇦 782 71 14 days ago 928th gnuvince 781 32 2 Aug 2024 928th codereport 🇨🇦 781 32 21 Apr 2025 930th FlyingPenguin223 781 86 27 Oct 2024 931st guliyevemil1 🇦🇿 781 87 20 Apr 2020 931st strout 781 87 15 Dec 2023 933rd Shanethegamer 🇺🇸 780 74 19 Aug 2024 934th aposteriorist 🇨🇦 780 99 27 Feb 2022 934th stackofbears 780 99 5 Mar 2022 936th Natanaelel 🇸🇪 779 64 19 Sep 2021 937th jakobwitte 779 77 21 Mar 2018 937th j55d 779 77 29 Sep 2018 937th Mikaeel66 779 77 11 Nov 2019 937th ArmaanAS 779 77 8 Mar 2021 937th Re-Adventures 🇮🇳 779 77 18 May 2021 942nd Waffle3z 779 78 9 Jul 2021 942nd snydej 779 78 22 Nov 2024 942nd InigoK 🇺🇸 779 78 19 days ago 945th KatieLG 🇬🇧 778 51 9 Dec 2020 945th msbranicky 778 51 27 Jul 2023 945th dokutan 778 51 11 Nov 2023 945th AlephSquirrel 778 51 27 Jan 2025 949th msbranicky 777 90 11 Oct 2023 950th galloj 🇨🇿 777 107 28 Aug 2022 950th Yewzir 🇧🇪 777 107 26 hours ago 952nd Irratix 🇳🇱 777 111 3 Jan 2022 953rd bastatom 776 131 25 Feb 2024 954th yzhs 🇩🇪 774 38 21 Jun 2022 955th robymus 773 61 17 Sep 2018 956th Shanethegamer 🇺🇸 772 60 9 Mar 2023 957th dpatterbee 770 132 24 Aug 2020 958th shuding 769 78 4 May 2020 958th igmcdowell 769 78 20 Dec 2021 958th dylanarmstrong 769 78 24 Jan 2024 961st Eilonlif 🇮🇱 769 79 20 Feb 2023 961st fkantelberg 769 79 22 Jul 2023 961st fgrosshans 🇫🇷 769 79 23 Jul 2024 961st EnTerr 769 79 1 Sep 2024 961st jipsong 🇩🇪 769 79 20 Jun 2025 966th bluebear94 768 49 12 Feb 2018 966th prplz 🇦🇺 768 49 27 Sep 2021 968th dokutan 768 87 23 Jul 2025 969th yzhs 🇩🇪 767 65 3 Aug 2021 970th elgan65536 767 93 28 Nov 2023 970th Bmrl7 767 93 29 Feb 2024 972nd NewDefectus 🇮🇱 766 62 6 Jun 2021 973rd billings7 🇬🇧 765 96 21 May 2024 974th dokutan 764 69 14 Apr 2024 975th Irratix 🇳🇱 764 89 23 Sep 2021 Prev 901–975 of 3,044 Next