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 301st Shanethegamer 🇺🇸 922 54 13 Sep 2021 302nd sisyphus-ppcg 🇦🇺 922 65 27 Jan 2021 302nd MeWhenI 🇻🇦 922 65 15 Sep 2021 302nd Irratix 🇳🇱 922 65 15 Dec 2021 302nd DialFrost 🇸🇬 922 65 28 Jan 2023 306th Steffan153 🇫🇮 922 110 1 Oct 2022 306th Shanethegamer 🇺🇸 922 110 29 Mar 2023 306th sean-niemann 🇺🇸 922 110 30 Aug 2023 306th Yewzir 922 110 26 Oct 2023 306th m-tkach 🇺🇦 922 110 5 Dec 2023 306th emgordon154 922 110 17 Jan 2025 306th error256 922 110 15 Feb 2025 306th plcc0 922 110 11 days ago 314th stefangimmillaro 920 88 28 Jan 2022 314th andersk 🇺🇸 920 88 5 Nov 2022 314th jared-hughes 920 88 10 Nov 2022 314th Steffan153 🇫🇮 920 88 28 Jan 2023 314th ovs-code 🇩🇪 920 88 23 Jun 2023 314th DialFrost 🇸🇬 920 88 4 Feb 2025 314th emgordon154 920 88 18 Feb 2025 321st HPWiz 🇳🇿 919 32 17 Aug 2023 322nd Steffan153 🇫🇮 919 62 15 Mar 2023 322nd Lydxn 🇨🇦 919 62 15 Mar 2023 322nd JayXon 🇺🇸 919 62 21 Mar 2023 322nd GrayJoKing 🇦🇺 919 62 6 Jun 2023 322nd pardouin 🇫🇷 919 62 3 Sep 2024 327th JayXon 🇺🇸 918 66 28 May 2021 327th lynn 918 66 28 May 2021 327th primo-ppcg 🇹🇭 918 66 28 May 2021 327th Lydxn 🇨🇦 918 66 9 Oct 2021 327th prplz 🇦🇺 918 66 12 Oct 2021 327th Shanethegamer 🇺🇸 918 66 25 Oct 2021 327th MeWhenI 🇻🇦 918 66 26 Oct 2021 327th Steffan153 🇫🇮 918 66 1 Oct 2022 327th Yewzir 918 66 6 Dec 2023 327th DialFrost 🇸🇬 918 66 22 days ago 337th primo-ppcg 🇹🇭 917 41 6 Oct 2020 337th Natanaelel 🇸🇪 917 41 7 Oct 2021 337th sisyphus-ppcg 🇦🇺 917 41 31 Jan 2023 340th Steffan153 🇫🇮 917 63 22 Aug 2024 340th sean-niemann 🇺🇸 917 63 22 Aug 2024 340th JayXon 🇺🇸 917 63 23 Aug 2024 340th lukegustafson 🇺🇸 917 63 12 Sep 2024 344th sisyphus-ppcg 🇦🇺 917 64 12 Dec 2022 344th Lydxn 🇨🇦 917 64 13 Dec 2022 344th Steffan153 🇫🇮 917 64 28 Jan 2023 344th ovs-code 🇩🇪 917 64 21 Apr 2024 344th DialFrost 🇸🇬 917 64 20 Feb 2025 344th sean-niemann 🇺🇸 917 64 20 Feb 2025 350th bforte 917 74 9 Dec 2018 350th annaproxy 917 74 12 Jan 2022 350th rak1507 🇬🇧 917 74 23 Feb 2022 350th snoozingnewt 🇺🇸 917 74 1 Sep 2024 354th primo-ppcg 🇹🇭 917 80 21 Nov 2021 354th prplz 🇦🇺 917 80 21 Nov 2021 354th annaproxy 917 80 5 May 2022 354th tomtheisen 🇺🇸 917 80 17 Jan 2023 354th Steffan153 🇫🇮 917 80 28 Jan 2023 354th AdrienHache 🇫🇷 917 80 30 May 2023 354th MeWhenI 🇻🇦 917 80 26 Jul 2023 354th DialFrost 🇸🇬 917 80 26 Dec 2024 354th sean-niemann 🇺🇸 917 80 9 Jan 2025 363rd lynn 916 54 25 May 2022 364th Lydxn 🇨🇦 916 72 10 Sep 2022 364th GrayJoKing 🇦🇺 916 72 10 Sep 2022 364th JayXon 🇺🇸 916 72 10 Sep 2022 364th btnlq 916 72 11 Sep 2022 364th Steffan153 🇫🇮 916 72 19 Aug 2024 369th AlephSquirrel 915 83 21 Jan 2023 370th btnlq 914 61 5 Nov 2022 371st Lydxn 🇨🇦 914 63 16 Jul 2023 372nd Steffan153 🇫🇮 914 64 11 Dec 2023 372nd Yewzir 914 64 14 Dec 2023 372nd Lydxn 🇨🇦 914 64 20 Dec 2023 372nd dokutan 914 64 19 May 2024 Prev 301–375 of 2,741 Next