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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 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 NFA Simulator Odd Polyomino Tiling p-adic Expansion Polygon Triangulations QR Encoder Quadratic Formula Semiprime Numbers Smooth Numbers Snake Sphenic Numbers Taxicab Numbers Tower of Hanoi 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 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 NFA Simulator Odd Polyomino Tiling p-adic Expansion Polygon Triangulations QR Encoder Quadratic Formula Semiprime Numbers Smooth Numbers Snake Sphenic Numbers Taxicab Numbers Tower of Hanoi Turtle Tutorial # Golfer Points Chars Time Submitted 451st DialFrost 🇸🇬 838 98 379ms 11 days ago 452nd Waffle3z 837 91 3ms 19 Sep 2021 452nd primo-ppcg 🇹🇭 837 91 2ms 23 Sep 2021 452nd JayXon 🇺🇸 837 91 3ms 3 Oct 2021 452nd Lydxn 🇨🇦 837 91 3ms 9 Apr 2022 452nd btnlq 837 91 3ms 27 Dec 2022 452nd FlyingPenguin223 837 91 2ms 29 Oct 2024 458th jared-hughes 837 181 1,584ms 16 Sep 2025 458th MeWhenI 🇻🇦 837 181 1,567ms 20 days ago 460th dokutan 836 67 582ms 4 Feb 2025 461st Shanethegamer 🇺🇸 836 95 101ms 14 Oct 2022 461st emplv 🇱🇻 836 95 103ms 28 Oct 2022 461st Yewzir 🇧🇪 836 95 105ms 28 Mar 2024 464th stefangimmillaro 836 111 338ms 6 Oct 2025 464th kmathis22 836 111 345ms 8 days ago 464th ethanlally 836 111 353ms 5 days ago 464th dokutan 836 111 347ms 4 days ago 468th Irratix 🇳🇱 836 112 56ms 3 Jan 2022 469th lynn 835 119 150ms 10 Mar 2022 469th ovs-code 🇩🇪 835 119 130ms 23 Jun 2023 469th mousetail 🇳🇱 835 119 134ms 15 Jan 2024 472nd rak1507 🇬🇧 834 36 37ms 20 Sep 2021 472nd Steffan153 🇫🇮 834 36 216ms 16 Dec 2022 472nd ovs-code 🇩🇪 834 36 208ms 31 Dec 2023 475th Shanethegamer 🇺🇸 833 102 1,350ms 20 Mar 2023 476th primo-ppcg 🇹🇭 832 91 125ms 2 Apr 2022 476th Ripick 832 91 125ms 1 Feb 2023 478th rucin93 🇵🇱 831 64 134ms 6 Sep 2024 479th albanian-laundromat 831 105 45ms 7 Sep 2025 480th stackofbears 830 99 460ms 21 Mar 2022 481st Yewzir 🇧🇪 829 87 2ms 8 days ago 482nd Shanethegamer 🇺🇸 828 31 6ms 13 Jan 2022 483rd pardouin 🇫🇷 828 83 3ms 8 Oct 2024 483rd LostSyntax21 🇬🇧 828 83 3ms 8 Jan 2025 485th MeWhenI 🇻🇦 828 113 53ms 29 Nov 2022 486th Shanethegamer 🇺🇸 828 120 116ms 13 Jan 2022 486th MeWhenI 🇻🇦 828 120 124ms 9 May 2023 486th emgordon154 828 120 130ms 14 Mar 2025 489th ovs-code 🇩🇪 828 166 507ms 29 Mar 2025 489th emgordon154 828 166 464ms 21 May 2025 491st MeWhenI 🇻🇦 827 91 119ms 5 Sep 2023 492nd prplz 🇦🇺 827 103 115ms 18 Dec 2021 492nd dokutan 827 103 81ms 21 days ago 494th albanian-laundromat 825 73 759ms 23 Sep 2025 495th RYNO8 824 72 20ms 28 Sep 2021 495th FlorianCassayre 🇫🇷 824 72 218ms 18 Sep 2023 495th tobeannouncd 824 72 19ms 25 Apr 2025 498th GrayJoKing 🇦🇺 823 50 95ms 19 Sep 2021 498th janlelis 823 50 93ms 20 Sep 2021 498th JayXon 🇺🇸 823 50 94ms 28 Sep 2021 498th sisyphus-ppcg 🇦🇺 823 50 86ms 6 May 2022 498th radarek 🇵🇱 823 50 85ms 25 May 2022 498th sean-niemann 🇺🇸 823 50 113ms 23 Dec 2024 498th pardouin 🇫🇷 823 50 71ms 9 Apr 2025 498th stefangimmillaro 823 50 99ms 27 May 2025 506th inventshah 823 60 1,055ms 29 Sep 2023 506th emgordon154 823 60 821ms 18 Nov 2024 508th albanian-laundromat 823 68 377ms 7 Oct 2025 509th IanUtley 823 92 3,264ms 24 Oct 2023 510th sean-niemann 🇺🇸 823 106 43ms 21 Apr 2023 511th neihousaigaai 822 72 10ms 2 Oct 2021 511th stefangimmillaro 822 72 14ms 29 Sep 2023 511th two-bad 🇬🇧 822 72 14ms 25 Feb 2024 511th KrausRaus 🇺🇸 822 72 14ms 14 Oct 2025 515th inventshah 822 98 543ms 10 Sep 2022 515th MeWhenI 🇻🇦 822 98 12ms 16 Aug 2023 517th sean-niemann 🇺🇸 821 28 75ms 22 Jul 2022 517th lynn 821 28 63ms 22 Jul 2022 517th MeWhenI 🇻🇦 821 28 78ms 23 Jul 2022 517th sisyphus-ppcg 🇦🇺 821 28 59ms 24 Jul 2022 517th jared-hughes 821 28 55ms 29 Jul 2022 517th AlephSquirrel 821 28 66ms 30 Dec 2022 517th Steffan153 🇫🇮 821 28 61ms 12 Jan 2023 517th DialFrost 🇸🇬 821 28 66ms 28 Jan 2023 517th CornerMercury 🇬🇧 821 28 70ms 24 Aug 2023 First Prev 451–525 of 1,996 Next Last