Happy Numbers (Long) in all languages in chars. Cheevos Holes Recent Holes Langs Medals Misc 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 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 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 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 Erlang 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 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 Erlang 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 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 Tower of Hanoi Turtle Tutorial # Golfer Points Chars Time Submitted 448th Lydxn 🇨🇦 837 91 3ms 9 Apr 2022 448th btnlq 837 91 3ms 27 Dec 2022 448th FlyingPenguin223 837 91 2ms 29 Oct 2024 454th jared-hughes 837 181 1,584ms 16 Sep 2025 454th MeWhenI 🇻🇦 837 181 1,567ms 8 days ago 456th Shanethegamer 🇺🇸 836 95 106ms 14 Oct 2022 456th emplv 🇱🇻 836 95 101ms 28 Oct 2022 456th Yewzir 🇧🇪 836 95 106ms 28 Mar 2024 459th dokutan 835 67 582ms 4 Feb 2025 460th stefangimmillaro 835 111 338ms 6 Oct 2025 461st Irratix 🇳🇱 835 112 53ms 3 Jan 2022 462nd lynn 835 119 150ms 10 Mar 2022 462nd ovs-code 🇩🇪 835 119 130ms 23 Jun 2023 462nd mousetail 🇳🇱 835 119 134ms 15 Jan 2024 465th rak1507 🇬🇧 834 36 37ms 20 Sep 2021 465th Steffan153 🇫🇮 834 36 216ms 16 Dec 2022 465th ovs-code 🇩🇪 834 36 208ms 31 Dec 2023 468th Shanethegamer 🇺🇸 833 102 1,350ms 20 Mar 2023 469th primo-ppcg 🇹🇭 832 91 126ms 2 Apr 2022 469th Ripick 832 91 126ms 1 Feb 2023 471st rucin93 🇵🇱 831 64 134ms 6 Sep 2024 472nd Yewzir 🇧🇪 829 88 2ms 21 Jan 2024 472nd rucin93 🇵🇱 829 88 2ms 22 Apr 2025 474th stackofbears 829 99 460ms 21 Mar 2022 475th albanian-laundromat 829 105 45ms 7 Sep 2025 476th Shanethegamer 🇺🇸 828 31 6ms 13 Jan 2022 477th pardouin 🇫🇷 828 83 3ms 8 Oct 2024 477th LostSyntax21 🇬🇧 828 83 3ms 8 Jan 2025 479th MeWhenI 🇻🇦 828 113 54ms 29 Nov 2022 480th Shanethegamer 🇺🇸 828 120 116ms 13 Jan 2022 480th MeWhenI 🇻🇦 828 120 124ms 9 May 2023 480th emgordon154 828 120 130ms 14 Mar 2025 483rd ovs-code 🇩🇪 828 166 708ms 29 Mar 2025 483rd emgordon154 828 166 696ms 21 May 2025 485th MeWhenI 🇻🇦 827 91 119ms 5 Sep 2023 486th prplz 🇦🇺 827 103 126ms 18 Dec 2021 486th dokutan 827 103 81ms 10 days ago 488th albanian-laundromat 825 73 759ms 23 Sep 2025 489th RYNO8 824 72 20ms 28 Sep 2021 489th FlorianCassayre 🇫🇷 824 72 218ms 18 Sep 2023 489th tobeannouncd 824 72 19ms 25 Apr 2025 492nd GrayJoKing 🇦🇺 823 50 95ms 19 Sep 2021 492nd janlelis 823 50 93ms 20 Sep 2021 492nd JayXon 🇺🇸 823 50 94ms 28 Sep 2021 492nd sisyphus-ppcg 🇦🇺 823 50 94ms 6 May 2022 492nd radarek 🇵🇱 823 50 85ms 25 May 2022 492nd sean-niemann 🇺🇸 823 50 113ms 23 Dec 2024 492nd pardouin 🇫🇷 823 50 71ms 9 Apr 2025 492nd stefangimmillaro 823 50 99ms 27 May 2025 500th inventshah 823 60 1,055ms 29 Sep 2023 500th emgordon154 823 60 821ms 18 Nov 2024 502nd albanian-laundromat 823 68 377ms 7 Oct 2025 503rd IanUtley 823 92 3,264ms 24 Oct 2023 504th inventshah 822 98 543ms 10 Sep 2022 504th MeWhenI 🇻🇦 822 98 12ms 16 Aug 2023 506th sean-niemann 🇺🇸 822 106 43ms 21 Apr 2023 507th sean-niemann 🇺🇸 821 28 75ms 22 Jul 2022 507th lynn 821 28 63ms 22 Jul 2022 507th MeWhenI 🇻🇦 821 28 78ms 23 Jul 2022 507th sisyphus-ppcg 🇦🇺 821 28 59ms 24 Jul 2022 507th jared-hughes 821 28 55ms 29 Jul 2022 507th AlephSquirrel 821 28 66ms 30 Dec 2022 507th Steffan153 🇫🇮 821 28 61ms 12 Jan 2023 507th DialFrost 🇸🇬 821 28 66ms 28 Jan 2023 507th CornerMercury 🇬🇧 821 28 70ms 24 Aug 2023 507th ovs-code 🇩🇪 821 28 63ms 2 Feb 2024 507th snoozingnewt 🇺🇸 821 28 59ms 1 Sep 2024 507th pardouin 🇫🇷 821 28 60ms 21 Sep 2024 507th LostSyntax21 🇬🇧 821 28 59ms 8 Jan 2025 507th edsrzf 🇳🇿 821 28 71ms 9 Mar 2025 507th CaedenHarper 🇨🇦 821 28 54ms 14 Jul 2025 507th fuzzylojik-golf 🇺🇸 821 28 61ms 9 Sep 2025 523rd neihousaigaai 821 72 14ms 2 Oct 2021 523rd stefangimmillaro 821 72 16ms 29 Sep 2023 523rd two-bad 🇬🇧 821 72 17ms 25 Feb 2024 First Prev 451–525 of 1,979 Next Last