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 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 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 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 668th CaedenHarper 🇨🇦 871 148 25 Jan 2025 668th MeWhenI 🇻🇦 871 148 9 Feb 2025 668th pardouin 🇫🇷 871 148 25 Feb 2025 668th albanian-laundromat 871 148 3 days ago 680th AdrienHache 🇫🇷 870 82 7 Jan 2024 680th snoozingnewt 🇺🇸 870 82 1 Sep 2024 680th pardouin 🇫🇷 870 82 8 Oct 2024 680th LostSyntax21 🇬🇧 870 82 8 Jan 2025 680th TeodorDyakov 🇧🇬 870 82 5 Mar 2025 685th edsrzf 🇳🇿 870 95 5 Mar 2025 686th janbehrens 🇩🇪 870 134 26 Nov 2023 687th primo-ppcg 🇹🇭 869 69 27 Nov 2019 687th jakzo 869 69 5 Sep 2021 687th Shanethegamer 🇺🇸 869 69 25 Apr 2023 690th dcgjb 868 57 6 May 2024 691st msbranicky 868 117 8 Sep 2023 692nd ArmaanAS 867 70 8 Mar 2021 692nd Hebelub 867 70 5 Jan 2024 692nd Dataen 867 70 5 Jan 2024 692nd dokutan 867 70 23 Jan 2024 696th lynn 865 34 13 Apr 2021 696th jared-hughes 865 34 30 Sep 2021 696th Natanaelel 🇸🇪 865 34 28 Nov 2023 696th primo-ppcg 🇹🇭 865 34 24 Mar 2025 696th SirBogman 🇺🇸 865 34 20 days ago 701st DialFrost 🇸🇬 865 73 12 Oct 2023 702nd MeWhenI 🇻🇦 864 61 23 May 2023 702nd GrayJoKing 🇦🇺 864 61 15 Jan 2024 702nd namelessiw 864 61 5 Mar 2024 702nd neel11235813 864 61 10 Mar 2024 702nd duckyluuk 🇳🇱 864 61 14 Jul 2024 702nd b-illy 🇬🇧 864 61 14 Sep 2024 702nd DialFrost 🇸🇬 864 61 26 Dec 2024 702nd fuzzylojik-golf 🇺🇸 864 61 30 May 2025 710th Yewzir 🇧🇪 864 135 23 Apr 2023 711th annaproxy 863 46 18 Feb 2022 712th duckyluuk 🇳🇱 863 70 26 Oct 2024 713th Steffan153 🇫🇮 862 81 3 Feb 2023 713th GrayJoKing 🇦🇺 862 81 12 Feb 2023 715th ovs-code 🇩🇪 862 95 10 Jan 2023 716th jared-hughes 862 100 20 Jul 2022 717th MeWhenI 🇻🇦 861 78 27 Dec 2022 718th treeowl 860 79 27 Feb 2019 718th user189032 860 79 29 May 2019 718th cbrt-x 860 79 15 Sep 2023 721st emgordon154 859 58 22 Dec 2021 722nd m-tkach 🇺🇦 858 77 5 Dec 2023 723rd gilufin 857 55 30 May 2021 723rd Natanaelel 🇸🇪 857 55 10 May 2023 725th DaCuteRaccoon 857 65 30 Nov 2022 725th snoozingnewt 🇺🇸 857 65 1 Sep 2024 725th LostSyntax21 🇬🇧 857 65 8 Jan 2025 728th GrayJoKing 🇦🇺 857 70 20 Sep 2021 728th 0x24a537r9 857 70 10 Sep 2022 730th Jacob385 857 136 21 Feb 2025 731st ovs-code 🇩🇪 855 44 31 Dec 2023 732nd stefangimmillaro 854 66 15 Jul 2023 733rd JDiLenarda 🇫🇷 854 71 9 Oct 2020 734th MeWhenI 🇻🇦 854 101 8 May 2022 734th janbehrens 🇩🇪 854 101 26 Nov 2023 736th MeWhenI 🇻🇦 853 75 20 Jun 2022 736th sean-niemann 🇺🇸 853 75 19 Nov 2024 738th ScottHamper 853 86 21 Nov 2021 739th MeWhenI 🇻🇦 853 98 28 Aug 2024 740th MeWhenI 🇻🇦 851 71 24 Oct 2024 740th sean-niemann 🇺🇸 851 71 30 Oct 2024 742nd clockworknazo 851 82 13 Oct 2022 742nd ovs-code 🇩🇪 851 82 7 Feb 2023 742nd Lydxn 🇨🇦 851 82 28 Feb 2023 745th ovs-code 🇩🇪 850 62 2 Mar 2024 745th CaedenHarper 🇨🇦 850 62 1 Feb 2025 747th DialFrost 🇸🇬 850 79 26 Dec 2024 748th ovs-code 🇩🇪 849 68 3 Aug 2024 749th RussellEmerine 849 80 30 Nov 2019 750th NewDefectus 🇮🇱 849 84 16 Dec 2021 Prev 676–750 of 2,923 Next