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 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 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 Rectangle Fill Semiprime Numbers Smooth Numbers Snake Sphenic Numbers Taxicab Numbers Turtle Tutorial # Golfer Points Chars Time Submitted 479th Attero 🇸🇪 838 82 3ms 23 Dec 2021 479th c0d3-4-F00d 🇩🇪 838 82 3ms 5 Jan 2022 479th snoozingnewt 🇨🇦 838 82 3ms 13 Sep 2025 484th stefangimmillaro 837 111 507ms 6 Oct 2025 484th kmathis22 837 111 379ms 20 Nov 2025 484th ethanlally 837 111 387ms 23 Nov 2025 484th dokutan 837 111 326ms 23 Nov 2025 484th snoozingnewt 🇨🇦 837 111 449ms 5 Dec 2025 489th MeWhenI 🇻🇦 837 113 57ms 29 Nov 2022 490th primo-ppcg 🇹🇭 836 91 2ms 23 Sep 2021 490th JayXon 🇺🇸 836 91 2ms 3 Oct 2021 490th Lydxn 🇨🇦 836 91 2ms 9 Apr 2022 490th btnlq 836 91 2ms 27 Dec 2022 490th FlyingPenguin223 836 91 2ms 5 Feb 2026 495th Shanethegamer 🇺🇸 836 95 121ms 14 Oct 2022 495th emplv 🇱🇻 836 95 110ms 28 Oct 2022 495th Yewzir 🇧🇪 836 95 114ms 28 Mar 2024 498th lynn 836 119 149ms 10 Mar 2022 498th ovs-code 🇩🇪 836 119 136ms 23 Jun 2023 498th mousetail 🇳🇱 836 119 139ms 15 Jan 2024 501st primo-ppcg 🇹🇭 835 91 128ms 2 Apr 2022 501st Ripick 835 91 121ms 1 Feb 2023 503rd rak1507 🇬🇧 834 36 35ms 20 Sep 2021 503rd Steffan153 🇫🇮 834 36 256ms 16 Dec 2022 503rd ovs-code 🇩🇪 834 36 225ms 31 Dec 2023 506th DialFrost 🇸🇬 833 88 8ms 22 days ago 507th Shanethegamer 🇺🇸 833 102 1,325ms 20 Mar 2023 508th Yewzir 🇧🇪 832 87 2ms 20 Nov 2025 509th rucin93 🇵🇱 831 64 148ms 6 Sep 2024 510th stackofbears 831 99 443ms 21 Mar 2022 511th albanian-laundromat 831 105 40ms 7 Sep 2025 512th kg583 🇺🇸 830 135 46ms 15 days ago 513th Shanethegamer 🇺🇸 829 114 55ms 18 Dec 2022 513th Yewzir 🇧🇪 829 114 57ms 14 Jan 2024 515th edsrzf 🇳🇿 829 118 28ms 9 Feb 2026 516th Shanethegamer 🇺🇸 829 120 125ms 13 Jan 2022 516th MeWhenI 🇻🇦 829 120 129ms 9 May 2023 516th emgordon154 829 120 129ms 14 Mar 2025 519th pardouin 🇫🇷 828 83 3ms 8 Oct 2024 519th LostSyntax21 🇬🇧 828 83 3ms 8 Jan 2025 521st madex 🇩🇪 828 85 2,587ms 4 days ago 522nd ovs-code 🇩🇪 828 166 1,412ms 29 Mar 2025 522nd emgordon154 828 166 1,437ms 21 May 2025 524th albanian-laundromat 827 73 1,053ms 23 Sep 2025 525th MeWhenI 🇻🇦 827 91 164ms 5 Sep 2023 526th prplz 🇦🇺 827 103 117ms 18 Dec 2021 526th dokutan 827 103 82ms 6 Nov 2025 528th CornerMercury 🇬🇧 826 30 5ms 21 Jan 2026 528th emgordon154 826 30 5ms 26 days ago 530th GrayJoKing 🇦🇺 824 50 95ms 19 Sep 2021 530th janlelis 824 50 104ms 20 Sep 2021 530th JayXon 🇺🇸 824 50 94ms 28 Sep 2021 530th sisyphus-ppcg 🇦🇺 824 50 92ms 6 May 2022 530th radarek 🇵🇱 824 50 74ms 25 May 2022 530th sean-niemann 🇺🇸 824 50 92ms 23 Dec 2024 530th stefangimmillaro 824 50 93ms 27 May 2025 530th Steffan153 🇫🇮 824 50 97ms 11 Feb 2026 538th albanian-laundromat 824 68 444ms 7 Oct 2025 539th RYNO8 824 72 20ms 28 Sep 2021 539th FlorianCassayre 🇫🇷 824 72 223ms 18 Sep 2023 539th tobeannouncd 824 72 20ms 25 Apr 2025 539th 4atj 824 72 145ms 4 Dec 2025 539th HPWiz 🇳🇿 824 72 146ms 5 Dec 2025 544th inventshah 823 60 1,340ms 29 Sep 2023 544th emgordon154 823 60 1,286ms 18 Nov 2024 546th IanUtley 823 92 3,003ms 24 Oct 2023 547th sean-niemann 🇺🇸 823 106 39ms 21 Apr 2023 548th Steffan153 🇫🇮 823 118 109ms 20 days ago 549th m-tkach 🇺🇦 823 143 25ms 7 Apr 2022 549th primo-ppcg 🇹🇭 823 143 25ms 25 Jun 2022 551st neihousaigaai 822 72 11ms 2 Oct 2021 551st stefangimmillaro 822 72 15ms 29 Sep 2023 551st two-bad 🇬🇧 822 72 15ms 25 Feb 2024 554th Shanethegamer 🇺🇸 822 88 2ms 19 Nov 2025 554th DialFrost 🇸🇬 822 88 2ms 15 Dec 2025 556th inventshah 822 98 538ms 10 Sep 2022 556th MeWhenI 🇻🇦 822 98 12ms 16 Aug 2023 558th h3ra993huskp 🇯🇵 822 113 503ms 30 Nov 2025 559th andersk 🇺🇸 822 121 124ms 31 Oct 2022 560th sean-niemann 🇺🇸 821 28 60ms 22 Jul 2022 First Prev 481–560 of 2,083 Next Last