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 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 Calendar 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 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 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 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 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 Calendar 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 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 450th nwellnhof 🇩🇪 838 82 2ms 22 Sep 2021 450th Attero 🇸🇪 838 82 4ms 23 Dec 2021 450th c0d3-4-F00d 🇩🇪 838 82 3ms 5 Jan 2022 450th snoozingnewt 🇨🇦 838 82 3ms 13 Sep 2025 455th Waffle3z 837 91 2ms 19 Sep 2021 455th primo-ppcg 🇹🇭 837 91 2ms 23 Sep 2021 455th JayXon 🇺🇸 837 91 2ms 3 Oct 2021 455th Lydxn 🇨🇦 837 91 2ms 9 Apr 2022 455th btnlq 837 91 2ms 27 Dec 2022 455th FlyingPenguin223 837 91 2ms 29 Oct 2024 461st jared-hughes 837 181 1,584ms 16 Sep 2025 461st MeWhenI 🇻🇦 837 181 1,567ms 27 days ago 463rd dokutan 836 67 642ms 4 Feb 2025 464th Shanethegamer 🇺🇸 836 95 100ms 14 Oct 2022 464th emplv 🇱🇻 836 95 103ms 28 Oct 2022 464th Yewzir 🇧🇪 836 95 102ms 28 Mar 2024 467th stefangimmillaro 836 111 338ms 6 Oct 2025 467th kmathis22 836 111 345ms 15 days ago 467th ethanlally 836 111 353ms 12 days ago 467th dokutan 836 111 347ms 12 days ago 471st Irratix 🇳🇱 836 112 61ms 3 Jan 2022 472nd lynn 835 119 150ms 10 Mar 2022 472nd ovs-code 🇩🇪 835 119 130ms 23 Jun 2023 472nd mousetail 🇳🇱 835 119 134ms 15 Jan 2024 475th rak1507 🇬🇧 834 36 37ms 20 Sep 2021 475th Steffan153 🇫🇮 834 36 196ms 16 Dec 2022 475th ovs-code 🇩🇪 834 36 203ms 31 Dec 2023 478th Shanethegamer 🇺🇸 833 102 1,297ms 20 Mar 2023 479th primo-ppcg 🇹🇭 832 91 125ms 2 Apr 2022 479th Ripick 832 91 125ms 1 Feb 2023 481st rucin93 🇵🇱 831 64 134ms 6 Sep 2024 482nd stackofbears 831 99 460ms 21 Mar 2022 483rd albanian-laundromat 831 105 45ms 7 Sep 2025 484th Yewzir 🇧🇪 829 87 2ms 15 days ago 485th Shanethegamer 🇺🇸 828 31 6ms 13 Jan 2022 486th pardouin 🇫🇷 828 83 3ms 8 Oct 2024 486th LostSyntax21 🇬🇧 828 83 3ms 8 Jan 2025 488th MeWhenI 🇻🇦 828 113 56ms 29 Nov 2022 489th Shanethegamer 🇺🇸 828 120 116ms 13 Jan 2022 489th MeWhenI 🇻🇦 828 120 124ms 9 May 2023 489th emgordon154 828 120 130ms 14 Mar 2025 492nd ovs-code 🇩🇪 828 166 479ms 29 Mar 2025 492nd emgordon154 828 166 432ms 21 May 2025 494th MeWhenI 🇻🇦 827 91 119ms 5 Sep 2023 495th prplz 🇦🇺 827 103 115ms 18 Dec 2021 495th dokutan 827 103 81ms 6 Nov 2025 497th albanian-laundromat 825 73 770ms 23 Sep 2025 498th GrayJoKing 🇦🇺 824 50 95ms 19 Sep 2021 498th janlelis 824 50 93ms 20 Sep 2021 498th JayXon 🇺🇸 824 50 94ms 28 Sep 2021 498th sisyphus-ppcg 🇦🇺 824 50 86ms 6 May 2022 498th radarek 🇵🇱 824 50 85ms 25 May 2022 498th sean-niemann 🇺🇸 824 50 113ms 23 Dec 2024 498th pardouin 🇫🇷 824 50 71ms 9 Apr 2025 498th stefangimmillaro 824 50 99ms 27 May 2025 506th RYNO8 824 72 19ms 28 Sep 2021 506th FlorianCassayre 🇫🇷 824 72 217ms 18 Sep 2023 506th tobeannouncd 824 72 19ms 25 Apr 2025 506th 4atj 824 72 156ms 27 hours ago 506th HPWiz 🇳🇿 824 72 133ms 10 hours ago 511th inventshah 823 60 1,055ms 29 Sep 2023 511th emgordon154 823 60 821ms 18 Nov 2024 513th albanian-laundromat 823 68 457ms 7 Oct 2025 514th IanUtley 823 92 2,995ms 24 Oct 2023 515th sean-niemann 🇺🇸 823 106 43ms 21 Apr 2023 516th neihousaigaai 822 72 10ms 2 Oct 2021 516th stefangimmillaro 822 72 15ms 29 Sep 2023 516th two-bad 🇬🇧 822 72 13ms 25 Feb 2024 516th KrausRaus 🇺🇸 822 72 14ms 14 Oct 2025 516th Lv0Sys 🇵🇱 822 72 11ms 3 hours ago 521st inventshah 822 98 543ms 10 Sep 2022 521st MeWhenI 🇻🇦 822 98 12ms 16 Aug 2023 523rd sean-niemann 🇺🇸 821 28 75ms 22 Jul 2022 523rd lynn 821 28 63ms 22 Jul 2022 523rd MeWhenI 🇻🇦 821 28 78ms 23 Jul 2022 First Prev 451–525 of 2,016 Next Last