Happy Numbers (Long) 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 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 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 Apéry’s Constant Binary Lambda Calculus Connect Four Continued Fractions Crossword CSS Colors (Inverse) CSS Grid Ellipse Perimeters Flags Floyd-Steinberg Dithering Gray Code Decoder Gray Code Encoder Hexagonal Spiral Highly Composite Numbers Multitap Input NFA Simulator Numbrix Odd Polyomino Tiling p-adic Expansion Polygon Triangulations QR Encoder Quadratic Formula Semiprime Numbers Smooth Numbers Snake Sphenic Numbers Taxicab Numbers Turtle Tutorial All Languages ><> 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 ALGOL 68 APL ArkScript Arturo Befunge BQN CJam CoffeeScript Egel 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 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 ALGOL 68 APL ArkScript Arturo Befunge BQN CJam CoffeeScript Egel 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 Calendar 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 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 Apéry’s Constant Binary Lambda Calculus Connect Four Continued Fractions Crossword CSS Colors (Inverse) CSS Grid Ellipse Perimeters Flags Floyd-Steinberg Dithering Gray Code Decoder Gray Code Encoder Hexagonal Spiral Highly Composite Numbers Multitap Input NFA Simulator Numbrix Odd Polyomino Tiling p-adic Expansion Polygon Triangulations QR Encoder Quadratic Formula Semiprime Numbers Smooth Numbers Snake Sphenic Numbers Taxicab Numbers Turtle Tutorial # Golfer Points Chars Time Submitted 479th ethanlally 836 111 366ms 23 Nov 2025 479th dokutan 836 111 411ms 23 Nov 2025 479th snoozingnewt 🇨🇦 836 111 387ms 5 Dec 2025 484th MeWhenI 🇻🇦 836 113 59ms 29 Nov 2022 485th lynn 835 119 148ms 10 Mar 2022 485th ovs-code 🇩🇪 835 119 130ms 23 Jun 2023 485th mousetail 🇳🇱 835 119 131ms 15 Jan 2024 488th rak1507 🇬🇧 834 36 36ms 20 Sep 2021 488th Steffan153 🇫🇮 834 36 235ms 16 Dec 2022 488th ovs-code 🇩🇪 834 36 220ms 31 Dec 2023 491st Shanethegamer 🇺🇸 833 102 1,305ms 20 Mar 2023 492nd Yewzir 🇧🇪 832 87 2ms 20 Nov 2025 493rd primo-ppcg 🇹🇭 832 91 127ms 2 Apr 2022 493rd Ripick 832 91 130ms 1 Feb 2023 495th rucin93 🇵🇱 831 64 126ms 6 Sep 2024 496th stackofbears 831 99 460ms 21 Mar 2022 497th albanian-laundromat 831 105 40ms 7 Sep 2025 498th Shanethegamer 🇺🇸 829 114 56ms 18 Dec 2022 498th Yewzir 🇧🇪 829 114 57ms 14 Jan 2024 500th Shanethegamer 🇺🇸 828 31 6ms 13 Jan 2022 501st pardouin 🇫🇷 828 83 3ms 8 Oct 2024 501st LostSyntax21 🇬🇧 828 83 3ms 8 Jan 2025 503rd Shanethegamer 🇺🇸 828 120 123ms 13 Jan 2022 503rd MeWhenI 🇻🇦 828 120 126ms 9 May 2023 503rd emgordon154 828 120 123ms 14 Mar 2025 506th ovs-code 🇩🇪 828 166 1,439ms 29 Mar 2025 506th emgordon154 828 166 1,520ms 21 May 2025 508th MeWhenI 🇻🇦 827 91 118ms 5 Sep 2023 509th prplz 🇦🇺 827 103 122ms 18 Dec 2021 509th dokutan 827 103 84ms 6 Nov 2025 511th albanian-laundromat 825 73 749ms 23 Sep 2025 512th GrayJoKing 🇦🇺 824 50 97ms 19 Sep 2021 512th janlelis 824 50 98ms 20 Sep 2021 512th JayXon 🇺🇸 824 50 98ms 28 Sep 2021 512th sisyphus-ppcg 🇦🇺 824 50 103ms 6 May 2022 512th radarek 🇵🇱 824 50 80ms 25 May 2022 512th sean-niemann 🇺🇸 824 50 92ms 23 Dec 2024 512th pardouin 🇫🇷 824 50 79ms 9 Apr 2025 512th stefangimmillaro 824 50 99ms 27 May 2025 520th RYNO8 824 72 19ms 28 Sep 2021 520th FlorianCassayre 🇫🇷 824 72 214ms 18 Sep 2023 520th tobeannouncd 824 72 18ms 25 Apr 2025 520th 4atj 824 72 145ms 4 Dec 2025 520th HPWiz 🇳🇿 824 72 142ms 5 Dec 2025 525th inventshah 823 60 1,055ms 29 Sep 2023 525th emgordon154 823 60 821ms 18 Nov 2024 527th albanian-laundromat 823 68 459ms 7 Oct 2025 528th IanUtley 823 92 2,995ms 24 Oct 2023 529th sean-niemann 🇺🇸 823 106 40ms 21 Apr 2023 529th DialFrost 🇸🇬 823 106 41ms 10 days ago 531st neihousaigaai 822 72 16ms 2 Oct 2021 531st stefangimmillaro 822 72 19ms 29 Sep 2023 531st two-bad 🇬🇧 822 72 18ms 25 Feb 2024 531st Lv0Sys 🇵🇱 822 72 12ms 5 Dec 2025 535th Shanethegamer 🇺🇸 822 88 2ms 19 Nov 2025 535th DialFrost 🇸🇬 822 88 2ms 26 days ago 537th inventshah 822 98 538ms 10 Sep 2022 537th MeWhenI 🇻🇦 822 98 12ms 16 Aug 2023 539th h3ra993huskp 🇯🇵 822 113 442ms 30 Nov 2025 540th sean-niemann 🇺🇸 821 28 61ms 22 Jul 2022 540th lynn 821 28 70ms 22 Jul 2022 540th MeWhenI 🇻🇦 821 28 69ms 23 Jul 2022 540th sisyphus-ppcg 🇦🇺 821 28 61ms 24 Jul 2022 540th jared-hughes 821 28 61ms 29 Jul 2022 540th AlephSquirrel 821 28 70ms 30 Dec 2022 540th Steffan153 🇫🇮 821 28 62ms 12 Jan 2023 540th DialFrost 🇸🇬 821 28 61ms 28 Jan 2023 540th CornerMercury 🇬🇧 821 28 61ms 24 Aug 2023 540th ovs-code 🇩🇪 821 28 69ms 2 Feb 2024 540th snoozingnewt 🇨🇦 821 28 62ms 1 Sep 2024 540th pardouin 🇫🇷 821 28 61ms 21 Sep 2024 540th LostSyntax21 🇬🇧 821 28 64ms 8 Jan 2025 540th edsrzf 🇳🇿 821 28 65ms 9 Mar 2025 540th CaedenHarper 🇨🇦 821 28 60ms 14 Jul 2025 540th fuzzylojik-golf 🇺🇸 821 28 59ms 9 Sep 2025 540th blaztoma 🇱🇹 821 28 69ms 15 days ago 557th andersk 🇺🇸 821 121 121ms 31 Oct 2022 558th sean-niemann 🇺🇸 818 92 122ms 8 Oct 2024 559th Shanethegamer 🇺🇸 818 168 1,412ms 27 Mar 2025 560th jared-hughes 817 83 126ms 11 Sep 2023 First Prev 481–560 of 2,040 Next Last