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 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 Set Seven Segment SI Units Sierpiński Triangle Smith Numbers Spelling Numbers 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 Grid Ellipse Perimeters Flags Floyd-Steinberg Dithering Gray Code Decoder Gray Code Encoder Hexagonal Spiral Highly Composite Numbers Hilbert Curve Mandelbrot Minesweeper NFA Simulator Odd Polyomino Tiling p-adic Expansion QR Encoder Quadratic Formula Scrambled Alphabetization Semiprime Numbers Snake Sphenic Numbers Star Wars GPT 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 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 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 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 Set Seven Segment SI Units Sierpiński Triangle Smith Numbers Spelling Numbers 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 Grid Ellipse Perimeters Flags Floyd-Steinberg Dithering Gray Code Decoder Gray Code Encoder Hexagonal Spiral Highly Composite Numbers Hilbert Curve Mandelbrot Minesweeper NFA Simulator Odd Polyomino Tiling p-adic Expansion QR Encoder Quadratic Formula Scrambled Alphabetization Semiprime Numbers Snake Sphenic Numbers Star Wars GPT Trinomial Triangle Turtle Tutorial # Golfer Points Bytes Time 751st MeWhenI 🇻🇦 834 92 10 Oct 2022 752nd edsrzf 🇳🇿 834 97 4 Mar 2025 753rd jared-hughes 834 144 25 Oct 2022 754th Shanethegamer 🇺🇸 833 30 13 Jan 2022 755th GrayJoKing 🇦🇺 833 80 15 Jul 2023 756th PatrickStephansen 🇿🇦 832 72 3 Nov 2020 756th KatieLG 🇬🇧 832 72 16 Apr 2021 756th neihousaigaai 832 72 18 Apr 2021 756th two-bad 🇬🇧 832 72 25 Feb 2024 760th mogron 832 73 13 Dec 2019 760th FlorianCassayre 🇫🇷 832 73 30 Oct 2022 760th StefanHabel 🇨🇦 832 73 11 Dec 2022 763rd janlelis 830 60 21 Apr 2021 764th acacopardo 830 76 14 Nov 2017 764th MeWhenI 🇻🇦 830 76 15 Sep 2021 764th DaCuteRaccoon 830 76 30 Nov 2022 767th marshallward 🇺🇸 830 81 2 Sep 2022 768th djeedjay 🇳🇱 829 86 26 Oct 2020 768th Yewzir 829 86 22 Dec 2023 770th GrayJoKing 🇦🇺 828 53 10 Apr 2021 770th scpchicken 🇵🇼 828 53 23 May 2021 770th kurkale6ka 828 53 16 Jun 2021 770th sean-niemann 🇺🇸 828 53 7 Sep 2021 770th MeWhenI 🇻🇦 828 53 15 Sep 2021 770th DaCuteRaccoon 828 53 30 Nov 2022 770th Steffan153 🇫🇮 828 53 28 Jan 2023 770th DialFrost 🇸🇬 828 53 28 Jan 2023 770th snoozingnewt 🇺🇸 828 53 1 Sep 2024 770th LostSyntax21 🇬🇧 828 53 8 Jan 2025 780th primo-ppcg 🇹🇭 828 67 25 Dec 2020 780th lynn 828 67 18 May 2021 780th Yewzir 828 67 17 Sep 2023 780th sean-niemann 🇺🇸 828 67 8 Oct 2024 784th jared-hughes 828 82 11 Sep 2023 785th CLOStrophobic 🇮🇹 828 102 14 Feb 2025 786th anter69 🇭🇺 827 57 3 Aug 2021 786th annaproxy 827 57 27 Aug 2022 786th BREMAUCY 🇫🇷 827 57 26 Mar 2024 789th duckyluuk 🇳🇱 827 73 16 Dec 2024 790th kgodara 826 98 11 Mar 2023 791st inventshah 825 80 9 Sep 2022 792nd Shanethegamer 🇺🇸 823 64 25 Apr 2023 792nd m-tkach 🇺🇦 823 64 30 Jan 2024 794th didion0 🇺🇸 821 73 22 Apr 2021 794th itsh01 821 73 16 Aug 2021 794th c0d3-4-F00d 🇩🇪 821 73 5 Jan 2022 794th DaCuteRaccoon 821 73 30 Nov 2022 794th janbehrens 🇩🇪 821 73 17 Jun 2023 794th snoozingnewt 🇺🇸 821 73 1 Sep 2024 800th KatieLG 🇬🇧 820 74 5 Nov 2020 800th trist224 🇫🇷 820 74 15 Nov 2022 800th QuincyNash 🇺🇸 820 74 29 Nov 2022 803rd AaronGarbut 820 87 30 Jul 2019 804th DialFrost 🇸🇬 820 103 16 Feb 2025 805th targrik 819 77 15 Jan 2025 806th phdphil 818 46 9 Apr 2018 807th orthoplex 🇨🇽 817 36 20 Jul 2024 808th Frank-Buss 816 93 29 Aug 2020 809th Waffle3z 813 58 20 Jan 2021 809th jbbarth 🇫🇷 813 58 8 Oct 2021 809th AlephSquirrel 813 58 14 Apr 2023 809th SirBogman 🇺🇸 813 58 10 Jan 2024 813th GrayJoKing 🇦🇺 813 71 3 Aug 2024 814th NewDefectus 🇮🇱 812 54 15 Dec 2021 815th MeWhenI 🇻🇦 811 71 25 Jul 2023 816th MeWhenI 🇻🇦 810 65 17 Jan 2024 817th tomtheisen 🇺🇸 810 74 9 Oct 2020 817th weliveinhell 🇭🇹 810 74 3 Sep 2023 817th thisishowmymindworks 🇳🇴 810 74 10 Jun 2024 820th ListeriaM 810 88 25 Aug 2023 820th Jonatan6 🇩🇰 810 88 27 Apr 2024 822nd Natanaelel 🇸🇪 809 32 22 Jul 2022 822nd SirBogman 🇺🇸 809 32 10 Sep 2022 824th mortimervonchappuis 809 75 17 Mar 2020 824th SirFireball3521 809 75 28 Jan 2023 Prev 751–825 of 2,741 Next