Happy Numbers in all languages in chars. Achievements Cheevos Holes Languages Medals Miscellaneous 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 Calendar Card Number Validation Catalan Numbers Catalan’s Constant Christmas Trees Collatz Continued Fractions 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 Gray Code Decoder Gray Code Encoder 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 Multitap Input 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 Tower of Hanoi Transpose Sentence Trinomial Triangle United States Vampire Numbers Van Eck Sequence Zeckendorf Representation Zodiac Signs γ λ π τ φ √2 𝑒 Alphabetic Numbers Apéry’s Constant Binary Lambda Calculus Connect Four Crossword CSS Colors (Inverse) CSS Grid Ellipse Perimeters Flags Floyd-Steinberg Dithering Hexagonal Spiral Highly Composite Numbers NFA Simulator Numbrix Odd Polyomino Tiling p-adic Expansion Polygon Triangulations QR Encoder Quadratic Formula Rectangle Fill Semiprime Numbers Smooth Numbers Snake Sphenic Numbers Taxicab Numbers Turtle Tutorial All Languages ><> ALGOL 68 ArkScript Assembly AWK Bash BASIC Berry brainfuck C C# C++ Civet Clojure COBOL Coconut Common Lisp Crystal D Dart Elixir Erlang 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 APL Arturo Befunge BQN CJam CoffeeScript Egel Fennel Harbour Hare Haxe Hush Hy iogii Knight Lily Luau Odin Picat Qore Racket Rebol Rexx Scala Squirrel Stax Uiua Umka Vala Vyxal Bytes Chars Scoring Bytes Chars Language All ><> ALGOL 68 ArkScript Assembly AWK Bash BASIC Berry brainfuck C C# C++ Civet Clojure COBOL Coconut Common Lisp Crystal D Dart Elixir Erlang 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 APL Arturo Befunge BQN CJam CoffeeScript Egel Fennel Harbour Hare Haxe Hush Hy iogii Knight Lily 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 Calendar Card Number Validation Catalan Numbers Catalan’s Constant Christmas Trees Collatz Continued Fractions 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 Gray Code Decoder Gray Code Encoder 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 Multitap Input 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 Tower of Hanoi Transpose Sentence Trinomial Triangle United States Vampire Numbers Van Eck Sequence Zeckendorf Representation Zodiac Signs γ λ π τ φ √2 𝑒 Experimental Hole Alphabetic Numbers Apéry’s Constant Binary Lambda Calculus Connect Four Crossword CSS Colors (Inverse) CSS Grid Ellipse Perimeters Flags Floyd-Steinberg Dithering Hexagonal Spiral Highly Composite Numbers NFA Simulator Numbrix Odd Polyomino Tiling p-adic Expansion Polygon Triangulations QR Encoder Quadratic Formula Rectangle Fill Semiprime Numbers Smooth Numbers Snake Sphenic Numbers Taxicab Numbers Turtle Tutorial # Golfer Points Chars Time Submitted 401st prplz 🇦🇺 866 40 3ms 6 Mar 2020 402nd prplz 🇦🇺 863 61 1ms 12 Mar 2019 402nd sisyphus-ppcg 🇦🇺 863 61 2ms 12 Jan 2021 404th nwellnhof 🇩🇪 863 80 53ms 18 Jan 2022 404th m-tkach 🇺🇦 863 80 27ms 5 Dec 2023 406th SirBogman 🇺🇸 862 36 174ms 28 Aug 2019 407th primo-ppcg 🇹🇭 862 49 123ms 18 Jun 2019 407th Steffan153 🇫🇮 862 49 123ms 25 Apr 2023 409th ovs-code 🇩🇪 861 67 109ms 4 Jul 2022 409th edsrzf 🇳🇿 861 67 117ms 24 Dec 2025 411th primo-ppcg 🇹🇭 860 48 147ms 25 Dec 2020 411th sisyphus-ppcg 🇦🇺 860 48 142ms 8 Jun 2021 413th primo-ppcg 🇹🇭 860 59 1ms 15 Feb 2020 413th DaDerpDuck 860 59 1ms 26 Jan 2021 413th Waffle3z 860 59 1ms 26 Jan 2021 413th sisyphus-ppcg 🇦🇺 860 59 1ms 8 Jun 2021 417th btnlq 857 45 3ms 22 Oct 2023 418th sean-niemann 🇺🇸 856 57 2ms 7 Dec 2025 419th DaCuteRaccoon 855 65 2ms 30 Nov 2022 419th snoozingnewt 🇨🇦 855 65 4ms 1 Sep 2024 419th LostSyntax21 🇬🇧 855 65 2ms 8 Jan 2025 422nd HPWiz 🇳🇿 854 32 50ms 17 Aug 2023 423rd emgordon154 854 51 437ms 13 Apr 2025 423rd CaedenHarper 🇨🇦 854 51 462ms 29 Jul 2025 425th sisyphus-ppcg 🇦🇺 851 77 3ms 3 Feb 2023 426th stefangimmillaro 850 64 112ms 15 Jul 2023 427th emplv 🇱🇻 850 100 313ms 2 Sep 2021 427th Shanethegamer 🇺🇸 850 100 336ms 29 Mar 2023 427th Yewzir 🇧🇪 850 100 366ms 26 Oct 2023 427th emgordon154 850 100 338ms 17 Jan 2025 427th error256 850 100 318ms 15 Feb 2025 427th plcc0 850 100 347ms 21 Mar 2025 427th fuzzylojik-golf 🇺🇸 850 100 380ms 3 Sep 2025 427th CaedenHarper 🇨🇦 850 100 330ms 4 Dec 2025 427th albanian-laundromat 🇺🇸 850 100 311ms 22 Dec 2025 436th sean-niemann 🇺🇸 848 27 46ms 22 Jul 2022 436th lynn 848 27 46ms 22 Jul 2022 436th MeWhenI 🇻🇦 848 27 46ms 23 Jul 2022 436th sisyphus-ppcg 🇦🇺 848 27 44ms 24 Jul 2022 436th jared-hughes 848 27 43ms 29 Jul 2022 436th DaCuteRaccoon 848 27 43ms 30 Nov 2022 436th AlephSquirrel 848 27 45ms 30 Dec 2022 436th DialFrost 🇸🇬 848 27 43ms 28 Jan 2023 436th CornerMercury 🇬🇧 848 27 43ms 24 Aug 2023 436th ovs-code 🇩🇪 848 27 168ms 2 Feb 2024 436th snoozingnewt 🇨🇦 848 27 43ms 1 Sep 2024 436th pardouin 🇫🇷 848 27 43ms 21 Sep 2024 436th LostSyntax21 🇬🇧 848 27 44ms 8 Jan 2025 436th edsrzf 🇳🇿 848 27 45ms 9 Mar 2025 436th CaedenHarper 🇨🇦 848 27 42ms 14 Jul 2025 436th fuzzylojik-golf 🇺🇸 848 27 43ms 9 Sep 2025 452nd pardouin 🇫🇷 846 26 3ms 14 Apr 2025 453rd stefangimmillaro 845 50 124ms 22 Aug 2023 454th MeWhenI 🇻🇦 843 49 143ms 22 Aug 2023 455th Irratix 🇳🇱 842 56 14ms 30 Apr 2022 455th GrayJoKing 🇦🇺 842 56 11ms 7 Jul 2022 455th Alex-x90 🇺🇸 842 56 10ms 28 Jan 2023 455th inventshah 842 56 15ms 28 Jan 2023 455th neel11235813 842 56 10ms 7 Feb 2023 455th roupiq 🇵🇱 842 56 10ms 18 Feb 2024 455th Seek64 🇩🇪 842 56 10ms 15 Jul 2024 455th emgordon154 842 56 11ms 6 Sep 2024 455th DialFrost 🇸🇬 842 56 11ms 26 Dec 2024 455th duckyluuk 🇳🇱 842 56 10ms 5 Jul 2025 455th BREMAUCY 🇫🇷 842 56 11ms 26 Jul 2025 455th snoozingnewt 🇨🇦 842 56 12ms 28 Nov 2025 455th Flekay 🇩🇪 842 56 13ms 15 Feb 2026 455th FoxInTheClouds 842 56 11ms 19 Feb 2026 455th dokutan 842 56 10ms 21 Feb 2026 455th jusaka 842 56 12ms 9 days ago 471st jared-hughes 841 101 304ms 27 Feb 2024 471st edsrzf 🇳🇿 841 101 312ms 26 Oct 2024 471st keelimeguy 🇺🇸 841 101 323ms 28 Apr 2025 474th mcreenan 839 37 188ms 22 Apr 2018 474th ovs-code 🇩🇪 839 37 164ms 31 Dec 2023 476th MeWhenI 🇻🇦 839 74 456ms 5 Mar 2022 477th UnderKoen 🇳🇱 837 85 1ms 1 Jul 2022 477th sisyphus-ppcg 🇦🇺 837 85 1ms 7 Jul 2022 477th m-tkach 🇺🇦 837 85 1ms 8 Mar 2023 477th Lydxn 🇨🇦 837 85 1ms 19 Jul 2023 First Prev 401–480 of 3,280 Next Last