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 751st jared-hughes 845 71 29 Oct 2021 751st stefangimmillaro 845 71 27 Aug 2022 751st Maznek 845 71 19 Jun 2023 754th prplz 🇦🇺 844 96 30 Apr 2022 754th elgan65536 844 96 11 Nov 2023 756th Frowny 843 72 3 Jul 2020 756th lifthrasiir 🇰🇷 843 72 13 Nov 2024 758th Lydxn 🇨🇦 843 83 10 Oct 2023 758th ovs-code 🇩🇪 843 83 10 Oct 2023 760th primo-ppcg 🇹🇭 842 67 27 Mar 2021 760th Steffan153 🇫🇮 842 67 28 Jan 2023 760th edsrzf 🇳🇿 842 67 22 days ago 763rd villfa 842 75 30 Nov 2018 763rd LostSyntax21 🇬🇧 842 75 8 Jan 2025 765th jslip 840 35 5 Sep 2018 765th rak1507 🇬🇧 840 35 20 Sep 2021 767th emgordon154 840 143 22 Dec 2021 767th primo-ppcg 🇹🇭 840 143 5 Mar 2022 767th Yewzir 🇧🇪 840 143 13 Jul 2023 767th ovs-code 🇩🇪 840 143 10 Sep 2023 771st annaproxy 839 85 18 May 2023 772nd HumanEquivalentUnit 838 59 10 Oct 2020 773rd Laar 838 81 1 Apr 2019 773rd alomiF 838 81 5 Oct 2023 773rd brimstonetrader 838 81 26 Jan 2024 776th Steffan153 🇫🇮 838 99 28 Jan 2023 776th pardouin 🇫🇷 838 99 21 Sep 2024 776th sean-niemann 🇺🇸 838 99 9 May 2025 779th MeWhenI 🇻🇦 837 92 10 Oct 2022 780th AdrienHache 🇫🇷 837 103 7 Jan 2024 781st SirFireball3521 836 45 22 Mar 2023 782nd Yewzir 🇧🇪 836 79 22 Dec 2023 782nd albanian-laundromat 836 79 20 days ago 784th edsrzf 🇳🇿 836 97 4 Mar 2025 785th emgordon154 835 31 11 Sep 2024 786th jared-hughes 834 144 25 Oct 2022 787th Shanethegamer 🇺🇸 833 30 13 Jan 2022 788th PatrickStephansen 🇿🇦 833 72 3 Nov 2020 788th KatieLG 🇬🇧 833 72 16 Apr 2021 788th neihousaigaai 833 72 18 Apr 2021 788th two-bad 🇬🇧 833 72 25 Feb 2024 792nd GrayJoKing 🇦🇺 833 80 15 Jul 2023 793rd mogron 832 73 13 Dec 2019 793rd FlorianCassayre 🇫🇷 832 73 30 Oct 2022 793rd StefanHabel 🇨🇦 832 73 11 Dec 2022 796th acacopardo 831 76 14 Nov 2017 796th MeWhenI 🇻🇦 831 76 15 Sep 2021 796th DaCuteRaccoon 831 76 30 Nov 2022 799th janlelis 830 60 21 Apr 2021 800th marshallward 🇺🇸 830 81 2 Sep 2022 801st djeedjay 🇳🇱 829 86 26 Oct 2020 801st Yewzir 🇧🇪 829 86 22 Dec 2023 803rd GrayJoKing 🇦🇺 828 53 10 Apr 2021 803rd scpchicken 🇵🇼 828 53 23 May 2021 803rd kurkale6ka 828 53 16 Jun 2021 803rd sean-niemann 🇺🇸 828 53 7 Sep 2021 803rd MeWhenI 🇻🇦 828 53 15 Sep 2021 803rd DaCuteRaccoon 828 53 30 Nov 2022 803rd Steffan153 🇫🇮 828 53 28 Jan 2023 803rd DialFrost 🇸🇬 828 53 28 Jan 2023 803rd snoozingnewt 🇺🇸 828 53 1 Sep 2024 803rd LostSyntax21 🇬🇧 828 53 8 Jan 2025 813th primo-ppcg 🇹🇭 828 67 25 Dec 2020 813th lynn 828 67 18 May 2021 813th Yewzir 🇧🇪 828 67 17 Sep 2023 813th sean-niemann 🇺🇸 828 67 8 Oct 2024 817th jared-hughes 828 82 11 Sep 2023 818th CLOStrophobic 🇮🇹 828 102 14 Feb 2025 819th anter69 🇭🇺 827 57 3 Aug 2021 819th annaproxy 827 57 27 Aug 2022 819th BREMAUCY 🇫🇷 827 57 26 Mar 2024 822nd duckyluuk 🇳🇱 827 73 16 Dec 2024 823rd kgodara 827 98 11 Mar 2023 824th inventshah 826 80 9 Sep 2022 825th Shanethegamer 🇺🇸 824 64 25 Apr 2023 Prev 751–825 of 2,907 Next