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 Hilbert Curve 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 Minesweeper 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 Topological Sort Transpose Sentence Trinomial Triangle United States Vampire Numbers Van Eck Sequence Zeckendorf Representation Zodiac Signs γ λ π τ φ √2 𝑒 Apéry’s Constant Binary Lambda Calculus 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 NFA Simulator Odd Polyomino Tiling p-adic Expansion Polygon Triangulations QR Encoder Quadratic Formula Semiprime Numbers Smooth Numbers Snake Sphenic Numbers Tower of Hanoi 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 Groovy 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 Harbour Hare Haxe Hush Hy iogii Knight Luau 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 Groovy 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 Harbour Hare Haxe Hush Hy iogii Knight Luau 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 Hilbert Curve 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 Minesweeper 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 Topological Sort Transpose Sentence Trinomial Triangle United States Vampire Numbers Van Eck Sequence Zeckendorf Representation Zodiac Signs γ λ π τ φ √2 𝑒 Experimental Hole Apéry’s Constant Binary Lambda Calculus 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 NFA Simulator Odd Polyomino Tiling p-adic Expansion Polygon Triangulations QR Encoder Quadratic Formula Semiprime Numbers Smooth Numbers Snake Sphenic Numbers Tower of Hanoi Turtle Tutorial # Golfer Points Bytes Time Submitted 520th villfa 893 68 11ms 20 May 2019 520th TFeld00 🇩🇰 893 68 10ms 31 May 2019 520th marcin7Cd 893 68 9ms 27 Aug 2019 520th xorraxrax 893 68 12ms 19 Oct 2019 520th jiaminglimjm 🇲🇾 893 68 13ms 12 Dec 2019 520th SirBogman 🇺🇸 893 68 10ms 4 Jan 2020 520th thisishowmymindworks 🇳🇴 893 68 10ms 22 Jul 2020 520th ToriTheChicken 893 68 10ms 23 Jul 2020 520th ydevor 🇮🇱 893 68 10ms 26 Nov 2020 520th anter69 🇭🇺 893 68 9ms 14 Jan 2021 520th HETHAT 🇩🇿 893 68 13ms 31 Jan 2021 520th vezzick 893 68 11ms 7 Mar 2021 520th Indivicivet 893 68 10ms 26 Mar 2021 520th emplv 🇱🇻 893 68 10ms 31 Aug 2021 520th MichaelMBradley 🇨🇦 893 68 10ms 11 Jun 2022 520th janbehrens 🇩🇪 893 68 10ms 4 Jul 2022 520th betaveros 893 68 10ms 9 Aug 2022 520th 5quiwyrm 893 68 9ms 20 Aug 2022 520th PowerR0 893 68 10ms 25 Aug 2022 520th ItsMeNoobieboy 893 68 13ms 21 Dec 2022 520th scpchicken 🇵🇼 893 68 10ms 28 Jan 2023 520th CheeseCake628 🇳🇴 893 68 18ms 16 Feb 2023 520th Just4FunCoder 893 68 10ms 22 Mar 2023 520th fourth-bit 893 68 11ms 11 Jul 2023 520th RYNO8 893 68 10ms 22 Aug 2023 520th Yewzir 🇧🇪 893 68 12ms 6 Oct 2023 520th keelimeguy 🇺🇸 893 68 17ms 19 Oct 2023 520th 1231234md5 🇨🇳 893 68 13ms 13 Dec 2023 520th stackofbears 893 68 10ms 27 Dec 2023 520th CutSandstone 893 68 13ms 5 Jul 2024 520th Bulmenisaurus 893 68 9ms 17 Jul 2024 520th CaedenHarper 🇨🇦 893 68 10ms 6 Aug 2024 520th codingisgreatbutiamnot 893 68 16ms 12 Aug 2024 520th Troon 893 68 10ms 11 Feb 2025 520th plcc0 893 68 10ms 20 Feb 2025 520th albanian-laundromat 893 68 10ms 30 Jun 2025 520th KasperKivimaeki 🇫🇮 893 68 11ms 2 Jul 2025 520th SanderRuud 893 68 9ms 13 Jul 2025 520th qpwoeirut 893 68 10ms 1 Oct 2025 520th countlpaul-dotcom 893 68 9ms 20 days ago 566th primo-ppcg 🇹🇭 893 91 120ms 14 Jan 2022 567th stackofbears 892 33 35ms 14 Mar 2025 567th 2bular 892 33 30ms 2 days ago 569th MeWhenI 🇻🇦 892 66 66ms 13 Dec 2022 570th DialFrost 🇸🇬 892 68 3,600ms 25 Dec 2024 570th GolfingSuccess 🇬🇷 892 68 5ms 11 Sep 2025 572nd prplz 🇦🇺 892 80 2ms 20 Oct 2020 572nd primo-ppcg 🇹🇭 892 80 2ms 21 Oct 2020 572nd emgordon154 892 80 2ms 22 Dec 2021 572nd GrayJoKing 🇦🇺 892 80 2ms 13 Mar 2022 572nd jared-hughes 892 80 2ms 30 Mar 2022 572nd janbehrens 🇩🇪 892 80 2ms 26 Nov 2023 572nd Herbert00709 🇵🇱 892 80 2ms 8 Jun 2024 572nd roupiq 🇵🇱 892 80 2ms 9 Jun 2024 580th MeWhenI 🇻🇦 892 92 30ms 13 Jul 2021 581st pardouin 🇫🇷 892 114 256ms 24 Aug 2024 581st DialFrost 🇸🇬 892 114 248ms 26 Dec 2024 583rd kg583 🇺🇸 891 95 43ms 26 Jul 2025 584th MeWhenI 🇻🇦 890 56 877ms 13 Nov 2022 585th stefangimmillaro 890 71 3ms 9 Jan 2022 585th emplv 🇱🇻 890 71 4ms 21 Jul 2022 587th GrayJoKing 🇦🇺 889 65 3ms 26 Jul 2023 588th GrayJoKing 🇦🇺 889 72 45ms 14 Jun 2022 588th primo-ppcg 🇹🇭 889 72 39ms 21 Jun 2022 588th 386asm 🇺🇸 889 72 38ms 4 May 2023 591st Shanethegamer 🇺🇸 888 147 11ms 1 Aug 2023 591st MeWhenI 🇻🇦 888 147 11ms 1 Aug 2023 591st Lydxn 🇨🇦 888 147 10ms 1 Aug 2023 591st JayXon 🇺🇸 888 147 10ms 2 Aug 2023 591st Steffan153 🇫🇮 888 147 11ms 2 Aug 2023 591st janbehrens 🇩🇪 888 147 10ms 2 Aug 2023 591st GrayJoKing 🇦🇺 888 147 11ms 11 Aug 2023 591st BREMAUCY 🇫🇷 888 147 10ms 7 Sep 2023 591st dokutan 888 147 10ms 26 Oct 2023 591st Yewzir 🇧🇪 888 147 10ms 12 Mar 2024 First Prev 526–600 of 3,088 Next Last
