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 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 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 Gray Code Decoder Gray Code Encoder Hexagonal Spiral Highly Composite Numbers 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 ><> ALGOL 68 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 ArkScript 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 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 ArkScript 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 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 Gray Code Decoder Gray Code Encoder Hexagonal Spiral Highly Composite Numbers 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 478th c0d3-4-F00d 🇩🇪 838 82 3ms 5 Jan 2022 478th snoozingnewt 🇨🇦 838 82 3ms 13 Sep 2025 483rd stefangimmillaro 837 111 507ms 6 Oct 2025 483rd kmathis22 837 111 379ms 20 Nov 2025 483rd ethanlally 837 111 387ms 23 Nov 2025 483rd dokutan 837 111 373ms 23 Nov 2025 483rd snoozingnewt 🇨🇦 837 111 449ms 5 Dec 2025 488th MeWhenI 🇻🇦 837 113 58ms 29 Nov 2022 489th primo-ppcg 🇹🇭 836 91 2ms 23 Sep 2021 489th JayXon 🇺🇸 836 91 2ms 3 Oct 2021 489th Lydxn 🇨🇦 836 91 2ms 9 Apr 2022 489th btnlq 836 91 2ms 27 Dec 2022 489th FlyingPenguin223 836 91 2ms 5 Feb 2026 494th Shanethegamer 🇺🇸 836 95 116ms 14 Oct 2022 494th emplv 🇱🇻 836 95 106ms 28 Oct 2022 494th Yewzir 🇧🇪 836 95 122ms 28 Mar 2024 497th lynn 835 119 149ms 10 Mar 2022 497th ovs-code 🇩🇪 835 119 136ms 23 Jun 2023 497th mousetail 🇳🇱 835 119 139ms 15 Jan 2024 500th rak1507 🇬🇧 834 36 35ms 20 Sep 2021 500th Steffan153 🇫🇮 834 36 256ms 16 Dec 2022 500th ovs-code 🇩🇪 834 36 225ms 31 Dec 2023 503rd DialFrost 🇸🇬 833 88 8ms 9 days ago 504th Shanethegamer 🇺🇸 833 102 1,450ms 20 Mar 2023 505th Yewzir 🇧🇪 832 87 2ms 20 Nov 2025 506th primo-ppcg 🇹🇭 832 91 129ms 2 Apr 2022 506th Ripick 832 91 121ms 1 Feb 2023 508th rucin93 🇵🇱 831 64 138ms 6 Sep 2024 509th stackofbears 831 99 443ms 21 Mar 2022 510th albanian-laundromat 831 105 40ms 7 Sep 2025 511th Shanethegamer 🇺🇸 829 114 53ms 18 Dec 2022 511th Yewzir 🇧🇪 829 114 52ms 14 Jan 2024 513th edsrzf 🇳🇿 829 118 28ms 26 days ago 514th pardouin 🇫🇷 828 83 3ms 8 Oct 2024 514th LostSyntax21 🇬🇧 828 83 3ms 8 Jan 2025 516th Shanethegamer 🇺🇸 828 120 125ms 13 Jan 2022 516th MeWhenI 🇻🇦 828 120 129ms 9 May 2023 516th emgordon154 828 120 129ms 14 Mar 2025 519th ovs-code 🇩🇪 828 166 1,449ms 29 Mar 2025 519th emgordon154 828 166 2,653ms 21 May 2025 521st albanian-laundromat 827 73 1,053ms 23 Sep 2025 522nd MeWhenI 🇻🇦 827 91 114ms 5 Sep 2023 523rd prplz 🇦🇺 827 103 125ms 18 Dec 2021 523rd dokutan 827 103 83ms 6 Nov 2025 525th CornerMercury 🇬🇧 826 30 5ms 21 Jan 2026 525th emgordon154 826 30 5ms 13 days ago 527th GrayJoKing 🇦🇺 824 50 95ms 19 Sep 2021 527th janlelis 824 50 93ms 20 Sep 2021 527th JayXon 🇺🇸 824 50 98ms 28 Sep 2021 527th sisyphus-ppcg 🇦🇺 824 50 92ms 6 May 2022 527th radarek 🇵🇱 824 50 78ms 25 May 2022 527th sean-niemann 🇺🇸 824 50 95ms 23 Dec 2024 527th pardouin 🇫🇷 824 50 77ms 9 Apr 2025 527th stefangimmillaro 824 50 91ms 27 May 2025 527th Steffan153 🇫🇮 824 50 89ms 24 days ago 536th albanian-laundromat 824 68 444ms 7 Oct 2025 537th RYNO8 824 72 20ms 28 Sep 2021 537th FlorianCassayre 🇫🇷 824 72 223ms 18 Sep 2023 537th tobeannouncd 824 72 20ms 25 Apr 2025 537th 4atj 824 72 145ms 4 Dec 2025 537th HPWiz 🇳🇿 824 72 146ms 5 Dec 2025 542nd inventshah 823 60 1,340ms 29 Sep 2023 542nd emgordon154 823 60 1,286ms 18 Nov 2024 544th IanUtley 823 92 3,106ms 24 Oct 2023 545th sean-niemann 🇺🇸 823 106 39ms 21 Apr 2023 546th Steffan153 🇫🇮 823 118 108ms 7 days ago 547th neihousaigaai 822 72 11ms 2 Oct 2021 547th stefangimmillaro 822 72 16ms 29 Sep 2023 547th two-bad 🇬🇧 822 72 14ms 25 Feb 2024 550th Shanethegamer 🇺🇸 822 88 2ms 19 Nov 2025 550th DialFrost 🇸🇬 822 88 2ms 15 Dec 2025 552nd inventshah 822 98 538ms 10 Sep 2022 552nd MeWhenI 🇻🇦 822 98 12ms 16 Aug 2023 554th h3ra993huskp 🇯🇵 822 113 503ms 30 Nov 2025 555th sean-niemann 🇺🇸 821 28 67ms 22 Jul 2022 555th lynn 821 28 65ms 22 Jul 2022 555th MeWhenI 🇻🇦 821 28 71ms 23 Jul 2022 555th sisyphus-ppcg 🇦🇺 821 28 60ms 24 Jul 2022 555th jared-hughes 821 28 60ms 29 Jul 2022 555th AlephSquirrel 821 28 68ms 30 Dec 2022 First Prev 481–560 of 2,074 Next Last