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 Irratix 🇳🇱 793 147 11 Dec 2021 902nd marcin7Cd 792 90 17 May 2020 902nd dokutan 792 90 1 May 2024 904th cure-honey 🇯🇵 791 85 15 Jul 2021 904th primo-ppcg 🇹🇭 791 85 14 Jan 2025 906th kevlened 789 76 22 Oct 2018 906th emgordon154 789 76 22 Dec 2021 906th inventshah 789 76 6 May 2022 906th KrausRaus 🇺🇸 789 76 26 May 2022 906th helbling 🇨🇭 789 76 4 Jul 2024 911th ahmetdemirag 🇨🇾 789 77 11 Feb 2025 912th roavin 789 93 16 May 2022 913th GrayJoKing 🇦🇺 787 85 1 Mar 2021 914th Andriamanitra 🇫🇮 786 60 20 Jul 2022 915th Shanethegamer 🇺🇸 786 89 9 Oct 2023 915th MeWhenI 🇻🇦 786 89 10 Oct 2023 917th Irratix 🇳🇱 784 91 19 Dec 2021 918th MeWhenI 🇻🇦 782 63 11 Nov 2021 919th SirBogman 🇺🇸 782 86 2 Nov 2022 920th gnuvince 781 32 2 Aug 2024 920th codereport 🇨🇦 781 32 21 Apr 2025 922nd guliyevemil1 🇦🇿 781 87 20 Apr 2020 922nd strout 781 87 15 Dec 2023 924th Shanethegamer 🇺🇸 780 74 19 Aug 2024 925th FlyingPenguin223 780 86 27 Oct 2024 926th Natanaelel 🇸🇪 779 64 19 Sep 2021 927th jakobwitte 779 77 21 Mar 2018 927th j55d 779 77 29 Sep 2018 927th Mikaeel66 779 77 11 Nov 2019 927th ArmaanAS 779 77 8 Mar 2021 927th Re-Adventures 🇮🇳 779 77 18 May 2021 932nd KatieLG 🇬🇧 778 51 9 Dec 2020 932nd msbranicky 778 51 27 Jul 2023 932nd dokutan 778 51 11 Nov 2023 932nd AlephSquirrel 778 51 27 Jan 2025 936th Waffle3z 778 78 9 Jul 2021 936th snydej 778 78 22 Nov 2024 938th msbranicky 777 90 11 Oct 2023 939th aposteriorist 🇨🇦 777 99 27 Feb 2022 939th stackofbears 777 99 5 Mar 2022 941st Irratix 🇳🇱 777 111 3 Jan 2022 942nd galloj 🇨🇿 775 107 28 Aug 2022 943rd bastatom 775 131 25 Feb 2024 944th yzhs 🇩🇪 774 38 21 Jun 2022 945th jiaminglimjm 🇲🇾 774 172 9 Jan 2021 946th robymus 773 61 17 Sep 2018 947th Shanethegamer 🇺🇸 772 60 9 Mar 2023 948th shuding 769 78 4 May 2020 948th igmcdowell 769 78 20 Dec 2021 948th dylanarmstrong 769 78 24 Jan 2024 951st Eilonlif 🇮🇱 769 79 20 Feb 2023 951st fkantelberg 769 79 22 Jul 2023 951st fgrosshans 🇫🇷 769 79 23 Jul 2024 951st EnTerr 769 79 1 Sep 2024 951st jipsong 🇩🇪 769 79 20 Jun 2025 956th dpatterbee 769 132 24 Aug 2020 957th bluebear94 768 49 12 Feb 2018 957th prplz 🇦🇺 768 49 27 Sep 2021 959th yzhs 🇩🇪 767 65 3 Aug 2021 960th dokutan 767 87 32 mins ago 961st elgan65536 767 93 28 Nov 2023 961st Bmrl7 767 93 29 Feb 2024 963rd neihousaigaai 767 152 8 May 2021 964th NewDefectus 🇮🇱 766 62 6 Jun 2021 965th billings7 🇬🇧 764 96 21 May 2024 966th hrubymar10 764 133 27 Feb 2024 966th CaedenHarper 🇨🇦 764 133 12 Dec 2024 968th dokutan 763 69 14 Apr 2024 969th Irratix 🇳🇱 763 89 23 Sep 2021 970th emgordon154 762 101 26 May 2025 971st boxjelly 762 153 17 Feb 2021 972nd FlyingPenguin223 761 62 16 Nov 2023 973rd emgordon154 760 76 15 Nov 2024 974th MichalMarsalek 🇨🇿 760 88 30 Nov 2022 975th p01 759 79 3 Nov 2017 Prev 901–975 of 2,916 Next