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 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 Trinomial Triangle Turtle Tutorial # Golfer Points Bytes Time 897th helbling 🇨🇭 789 76 4 Jul 2024 902nd ahmetdemirag 🇨🇾 789 77 11 Feb 2025 903rd roavin 789 93 16 May 2022 904th GrayJoKing 🇦🇺 787 85 1 Mar 2021 905th Andriamanitra 🇫🇮 786 60 20 Jul 2022 906th Shanethegamer 🇺🇸 786 89 9 Oct 2023 906th MeWhenI 🇻🇦 786 89 10 Oct 2023 908th Irratix 🇳🇱 784 91 19 Dec 2021 909th MeWhenI 🇻🇦 782 63 11 Nov 2021 910th SirBogman 🇺🇸 782 86 2 Nov 2022 911th gnuvince 781 32 2 Aug 2024 911th codereport 🇨🇦 781 32 21 Apr 2025 913th Shanethegamer 🇺🇸 780 74 19 Aug 2024 914th FlyingPenguin223 780 86 27 Oct 2024 915th guliyevemil1 🇦🇿 780 87 20 Apr 2020 915th strout 780 87 15 Dec 2023 917th Natanaelel 🇸🇪 779 64 19 Sep 2021 918th jakobwitte 779 77 21 Mar 2018 918th j55d 779 77 29 Sep 2018 918th Mikaeel66 779 77 11 Nov 2019 918th ArmaanAS 779 77 8 Mar 2021 918th Re-Adventures 🇮🇳 779 77 18 May 2021 923rd KatieLG 🇬🇧 778 51 9 Dec 2020 923rd msbranicky 778 51 27 Jul 2023 923rd dokutan 778 51 11 Nov 2023 923rd AlephSquirrel 778 51 27 Jan 2025 927th Waffle3z 778 78 9 Jul 2021 927th snydej 778 78 22 Nov 2024 929th msbranicky 777 90 11 Oct 2023 930th aposteriorist 🇨🇦 777 99 27 Feb 2022 930th stackofbears 777 99 5 Mar 2022 932nd Irratix 🇳🇱 777 111 3 Jan 2022 933rd bastatom 775 131 25 Feb 2024 934th yzhs 🇩🇪 774 38 21 Jun 2022 935th galloj 🇨🇿 774 107 28 Aug 2022 936th robymus 773 61 17 Sep 2018 937th jiaminglimjm 🇲🇾 773 172 9 Jan 2021 938th Shanethegamer 🇺🇸 772 60 9 Mar 2023 939th shuding 769 78 4 May 2020 939th igmcdowell 769 78 20 Dec 2021 939th dylanarmstrong 769 78 24 Jan 2024 942nd Eilonlif 🇮🇱 769 79 20 Feb 2023 942nd fkantelberg 769 79 22 Jul 2023 942nd fgrosshans 🇫🇷 769 79 23 Jul 2024 942nd EnTerr 769 79 1 Sep 2024 942nd jipsong 🇩🇪 769 79 12 days ago 947th dpatterbee 769 132 24 Aug 2020 948th bluebear94 768 49 12 Feb 2018 948th prplz 🇦🇺 768 49 27 Sep 2021 950th yzhs 🇩🇪 767 65 3 Aug 2021 951st elgan65536 767 93 28 Nov 2023 951st Bmrl7 767 93 29 Feb 2024 953rd neihousaigaai 767 152 8 May 2021 954th NewDefectus 🇮🇱 766 62 6 Jun 2021 955th billings7 🇬🇧 764 96 21 May 2024 956th dokutan 763 69 14 Apr 2024 957th Irratix 🇳🇱 763 89 23 Sep 2021 958th hrubymar10 763 133 27 Feb 2024 958th CaedenHarper 🇨🇦 763 133 12 Dec 2024 960th emgordon154 762 101 26 May 2025 961st boxjelly 762 153 17 Feb 2021 962nd FlyingPenguin223 761 62 16 Nov 2023 963rd emgordon154 760 76 15 Nov 2024 964th MichalMarsalek 🇨🇿 760 88 30 Nov 2022 965th p01 759 79 3 Nov 2017 965th kayahr 759 79 17 Jun 2021 965th alasdair-greenland 759 79 10 Nov 2021 965th eranws 759 79 9 Sep 2022 965th madeforlosers 759 79 23 Oct 2024 965th dokutan 759 79 24 Dec 2024 965th XenThe 🇬🇧 759 79 26 days ago 972nd ageneric 759 80 7 Feb 2021 972nd jacklynnepenick 759 80 19 Aug 2021 972nd ehulinsky 🇺🇸 759 80 10 Nov 2021 972nd NewDefectus 🇮🇱 759 80 15 Dec 2021 Prev 901–975 of 2,896 Next