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 Crossword 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 Crossword 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 446th retrohun 914 91 1ms 30 Apr 2023 446th btnlq 914 91 2ms 17 May 2023 446th kritixilithos 914 91 1ms 22 May 2024 454th edsrzf 🇳🇿 911 61 628ms 15 Sep 2025 454th sean-niemann 🇺🇸 911 61 633ms 16 Sep 2025 454th DialFrost 🇸🇬 911 61 764ms 2 days ago 457th MeWhenI 🇻🇦 911 62 114ms 11 Nov 2021 458th sisyphus-ppcg 🇦🇺 911 77 2ms 3 Feb 2023 459th Shanethegamer 🇺🇸 910 63 394ms 18 May 2022 459th Yewzir 🇧🇪 910 63 374ms 9 Nov 2023 459th Betuaredead 910 63 387ms 13 Nov 2023 459th albanian-laundromat 910 63 569ms 6 days ago 463rd Lydxn 🇨🇦 910 74 54ms 14 Jul 2021 463rd JayXon 🇺🇸 910 74 48ms 20 Aug 2021 463rd stefangimmillaro 910 74 42ms 22 Apr 2023 466th pihart 909 66 10ms 22 Jun 2020 466th Argeento 🇵🇱 909 66 10ms 13 Nov 2020 466th ovs-code 🇩🇪 909 66 10ms 29 Jul 2024 469th sisyphus-ppcg 🇦🇺 909 91 1ms 20 Jul 2022 469th UnderKoen 🇳🇱 909 91 1ms 6 Mar 2023 469th m-tkach 🇺🇦 909 91 2ms 9 Mar 2023 469th Lydxn 🇨🇦 909 91 1ms 19 Jul 2023 473rd dvargas46 🇺🇸 908 55 49ms 15 Nov 2022 474th Waffle3z 908 74 2ms 9 Jul 2021 475th Lydxn 🇨🇦 908 85 472ms 27 Feb 2022 475th JayXon 🇺🇸 908 85 455ms 28 Feb 2022 475th GrayJoKing 🇦🇺 908 85 438ms 13 Mar 2022 478th anter69 🇭🇺 907 55 1,011ms 10 Mar 2025 479th prplz 🇦🇺 907 75 158ms 12 Oct 2021 479th YAJUE114514 907 75 177ms 30 Jul 2025 481st JayXon 🇺🇸 907 77 1ms 28 Jan 2024 481st GolfingSuccess 🇬🇷 907 77 2ms 19 Mar 2025 483rd fuzzylojik-golf 🇺🇸 907 81 367ms 7 Sep 2025 484th frankgraziano 906 144 10ms 11 Aug 2025 484th primo-ppcg 🇹🇭 906 144 10ms 13 Aug 2025 484th DialFrost 🇸🇬 906 144 10ms 13 Aug 2025 487th MeWhenI 🇻🇦 905 67 4ms 16 Dec 2024 487th Yewzir 🇧🇪 905 67 5ms 20 Dec 2024 487th GrayJoKing 🇦🇺 905 67 5ms 31 Jan 2025 490th Yax42 🇫🇷 905 92 339ms 2 days ago 491st canissimia 🇦🇶 905 194 4ms 21 Sep 2021 492nd MeWhenI 🇻🇦 904 65 7ms 12 Dec 2023 493rd Steffan153 🇫🇮 904 91 28ms 28 Jan 2023 493rd GrayJoKing 🇦🇺 904 91 29ms 28 Jan 2023 493rd Lydxn 🇨🇦 904 91 28ms 28 Jan 2023 493rd m-tkach 🇺🇦 904 91 27ms 18 Jan 2024 493rd sean-niemann 🇺🇸 904 91 29ms 19 May 2025 498th janbehrens 🇩🇪 903 70 4ms 26 Nov 2023 499th emplv 🇱🇻 903 77 104ms 14 Mar 2023 500th lynn 903 79 2ms 2 Oct 2021 500th MeWhenI 🇻🇦 903 79 2ms 21 Jun 2022 500th m-tkach 🇺🇦 903 79 2ms 9 Mar 2023 500th ovs-code 🇩🇪 903 79 2ms 24 Mar 2024 500th xsot 🇸🇬 903 79 2ms 23 May 2024 500th DialFrost 🇸🇬 903 79 14ms 17 Dec 2024 506th rucin93 🇵🇱 902 64 134ms 6 Sep 2024 507th Lydxn 🇨🇦 901 91 27ms 16 Apr 2022 507th JayXon 🇺🇸 901 91 29ms 17 Apr 2022 507th m-tkach 🇺🇦 901 91 27ms 9 Mar 2023 510th juliansiebert 🇩🇪 900 55 211ms 31 Jul 2022 511th tailorspy 899 96 54ms 22 Sep 2024 512th thospel 896 42 172ms 25 Jun 2018 512th Lydxn 🇨🇦 896 42 169ms 21 Feb 2023 514th DaDerpDuck 896 75 2ms 24 Jan 2021 515th ETHproductions 🇺🇸 895 67 10ms 14 Apr 2018 516th Steffan153 🇫🇮 895 78 2ms 29 Oct 2023 516th sean-niemann 🇺🇸 895 78 2ms 22 Dec 2024 518th MeWhenI 🇻🇦 895 93 1ms 18 May 2022 519th MeWhenI 🇻🇦 894 75 4ms 22 Mar 2024 520th marcin7Cd 894 85 7ms 15 Feb 2021 520th primo-ppcg 🇹🇭 894 85 7ms 1 Mar 2021 520th CLOStrophobic 🇮🇹 894 85 6ms 14 Feb 2025 523rd lifthrasiir 🇰🇷 893 28 3ms 29 Nov 2024 524th Constructor7 893 68 10ms 24 Feb 2018 524th GolfingSuccess 🇬🇷 893 68 10ms 26 Mar 2018 First Prev 451–525 of 3,097 Next Last