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 477th snoozingnewt 🇨🇦 836 111 387ms 5 Dec 2025 482nd MeWhenI 🇻🇦 836 113 59ms 29 Nov 2022 483rd lynn 835 119 148ms 10 Mar 2022 483rd ovs-code 🇩🇪 835 119 130ms 23 Jun 2023 483rd mousetail 🇳🇱 835 119 131ms 15 Jan 2024 486th rak1507 🇬🇧 834 36 36ms 20 Sep 2021 486th Steffan153 🇫🇮 834 36 235ms 16 Dec 2022 486th ovs-code 🇩🇪 834 36 220ms 31 Dec 2023 489th Shanethegamer 🇺🇸 833 102 1,305ms 20 Mar 2023 490th Yewzir 🇧🇪 832 87 2ms 20 Nov 2025 491st primo-ppcg 🇹🇭 832 91 127ms 2 Apr 2022 491st Ripick 832 91 130ms 1 Feb 2023 493rd rucin93 🇵🇱 831 64 126ms 6 Sep 2024 494th stackofbears 831 99 460ms 21 Mar 2022 495th albanian-laundromat 831 105 40ms 7 Sep 2025 496th Shanethegamer 🇺🇸 829 114 56ms 18 Dec 2022 496th Yewzir 🇧🇪 829 114 57ms 14 Jan 2024 498th Shanethegamer 🇺🇸 828 31 6ms 13 Jan 2022 499th pardouin 🇫🇷 828 83 3ms 8 Oct 2024 499th LostSyntax21 🇬🇧 828 83 3ms 8 Jan 2025 501st Shanethegamer 🇺🇸 828 120 123ms 13 Jan 2022 501st MeWhenI 🇻🇦 828 120 126ms 9 May 2023 501st emgordon154 828 120 123ms 14 Mar 2025 504th ovs-code 🇩🇪 828 166 1,439ms 29 Mar 2025 504th emgordon154 828 166 1,520ms 21 May 2025 506th MeWhenI 🇻🇦 827 91 118ms 5 Sep 2023 507th prplz 🇦🇺 827 103 122ms 18 Dec 2021 507th dokutan 827 103 84ms 6 Nov 2025 509th albanian-laundromat 825 73 749ms 23 Sep 2025 510th GrayJoKing 🇦🇺 824 50 97ms 19 Sep 2021 510th janlelis 824 50 98ms 20 Sep 2021 510th JayXon 🇺🇸 824 50 98ms 28 Sep 2021 510th sisyphus-ppcg 🇦🇺 824 50 103ms 6 May 2022 510th radarek 🇵🇱 824 50 80ms 25 May 2022 510th sean-niemann 🇺🇸 824 50 92ms 23 Dec 2024 510th pardouin 🇫🇷 824 50 79ms 9 Apr 2025 510th stefangimmillaro 824 50 99ms 27 May 2025 518th RYNO8 824 72 19ms 28 Sep 2021 518th FlorianCassayre 🇫🇷 824 72 214ms 18 Sep 2023 518th tobeannouncd 824 72 18ms 25 Apr 2025 518th 4atj 824 72 145ms 4 Dec 2025 518th HPWiz 🇳🇿 824 72 142ms 5 Dec 2025 523rd inventshah 823 60 1,055ms 29 Sep 2023 523rd emgordon154 823 60 821ms 18 Nov 2024 525th albanian-laundromat 823 68 459ms 7 Oct 2025 526th IanUtley 823 92 2,995ms 24 Oct 2023 527th sean-niemann 🇺🇸 823 106 40ms 21 Apr 2023 527th DialFrost 🇸🇬 823 106 41ms 5 days ago 529th neihousaigaai 822 72 16ms 2 Oct 2021 529th stefangimmillaro 822 72 19ms 29 Sep 2023 529th two-bad 🇬🇧 822 72 18ms 25 Feb 2024 529th KrausRaus 🇺🇸 822 72 14ms 14 Oct 2025 529th Lv0Sys 🇵🇱 822 72 12ms 5 Dec 2025 534th Shanethegamer 🇺🇸 822 88 2ms 19 Nov 2025 534th DialFrost 🇸🇬 822 88 2ms 20 days ago 536th inventshah 822 98 538ms 10 Sep 2022 536th MeWhenI 🇻🇦 822 98 12ms 16 Aug 2023 538th h3ra993huskp 🇯🇵 822 113 442ms 30 Nov 2025 539th sean-niemann 🇺🇸 821 28 61ms 22 Jul 2022 539th lynn 821 28 70ms 22 Jul 2022 539th MeWhenI 🇻🇦 821 28 69ms 23 Jul 2022 539th sisyphus-ppcg 🇦🇺 821 28 61ms 24 Jul 2022 539th jared-hughes 821 28 61ms 29 Jul 2022 539th AlephSquirrel 821 28 70ms 30 Dec 2022 539th Steffan153 🇫🇮 821 28 62ms 12 Jan 2023 539th DialFrost 🇸🇬 821 28 61ms 28 Jan 2023 539th CornerMercury 🇬🇧 821 28 61ms 24 Aug 2023 539th ovs-code 🇩🇪 821 28 69ms 2 Feb 2024 539th snoozingnewt 🇨🇦 821 28 62ms 1 Sep 2024 539th pardouin 🇫🇷 821 28 61ms 21 Sep 2024 539th LostSyntax21 🇬🇧 821 28 64ms 8 Jan 2025 539th edsrzf 🇳🇿 821 28 65ms 9 Mar 2025 539th CaedenHarper 🇨🇦 821 28 60ms 14 Jul 2025 539th fuzzylojik-golf 🇺🇸 821 28 59ms 9 Sep 2025 539th blaztoma 🇱🇹 821 28 69ms 10 days ago 556th andersk 🇺🇸 821 121 121ms 31 Oct 2022 557th sean-niemann 🇺🇸 818 92 122ms 8 Oct 2024 558th Shanethegamer 🇺🇸 818 168 1,412ms 27 Mar 2025 559th jared-hughes 817 83 126ms 11 Sep 2023 560th sean-niemann 🇺🇸 817 86 3,273ms 30 Oct 2024 First Prev 481–560 of 2,035 Next Last