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 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 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 449th Yewzir 🇧🇪 836 95 108ms 28 Mar 2024 452nd dokutan 835 67 582ms 4 Feb 2025 453rd stefangimmillaro 835 111 338ms 6 Oct 2025 454th Irratix 🇳🇱 835 112 54ms 3 Jan 2022 455th lynn 835 119 152ms 10 Mar 2022 455th ovs-code 🇩🇪 835 119 131ms 23 Jun 2023 455th mousetail 🇳🇱 835 119 139ms 15 Jan 2024 455th kumavale 835 119 131ms 13 Sep 2025 459th rak1507 🇬🇧 834 36 37ms 20 Sep 2021 459th Steffan153 🇫🇮 834 36 209ms 16 Dec 2022 459th ovs-code 🇩🇪 834 36 246ms 31 Dec 2023 462nd jared-hughes 834 181 1,584ms 16 Sep 2025 462nd MeWhenI 🇻🇦 834 181 1,567ms 25 hours ago 464th Shanethegamer 🇺🇸 833 102 1,336ms 20 Mar 2023 465th primo-ppcg 🇹🇭 832 91 126ms 2 Apr 2022 465th Ripick 832 91 126ms 1 Feb 2023 467th rucin93 🇵🇱 831 64 138ms 6 Sep 2024 468th Yewzir 🇧🇪 831 88 3ms 21 Jan 2024 468th rucin93 🇵🇱 831 88 3ms 22 Apr 2025 470th stackofbears 829 99 460ms 21 Mar 2022 471st albanian-laundromat 829 105 45ms 7 Sep 2025 472nd Shanethegamer 🇺🇸 828 31 5ms 13 Jan 2022 473rd pardouin 🇫🇷 828 83 3ms 8 Oct 2024 473rd LostSyntax21 🇬🇧 828 83 3ms 8 Jan 2025 475th DialFrost 🇸🇬 828 112 343ms 26 Sep 2025 476th MeWhenI 🇻🇦 828 113 57ms 29 Nov 2022 477th Shanethegamer 🇺🇸 828 120 121ms 13 Jan 2022 477th MeWhenI 🇻🇦 828 120 130ms 9 May 2023 477th emgordon154 828 120 123ms 14 Mar 2025 480th ovs-code 🇩🇪 828 166 836ms 29 Mar 2025 480th emgordon154 828 166 822ms 21 May 2025 482nd MeWhenI 🇻🇦 827 91 119ms 5 Sep 2023 483rd prplz 🇦🇺 827 103 126ms 18 Dec 2021 483rd dokutan 827 103 81ms 2 days ago 485th albanian-laundromat 825 73 759ms 23 Sep 2025 486th RYNO8 824 72 19ms 28 Sep 2021 486th FlorianCassayre 🇫🇷 824 72 236ms 18 Sep 2023 486th tobeannouncd 824 72 20ms 25 Apr 2025 489th GrayJoKing 🇦🇺 823 50 95ms 19 Sep 2021 489th janlelis 823 50 93ms 20 Sep 2021 489th JayXon 🇺🇸 823 50 94ms 28 Sep 2021 489th sisyphus-ppcg 🇦🇺 823 50 94ms 6 May 2022 489th radarek 🇵🇱 823 50 85ms 25 May 2022 489th sean-niemann 🇺🇸 823 50 113ms 23 Dec 2024 489th pardouin 🇫🇷 823 50 71ms 9 Apr 2025 489th stefangimmillaro 823 50 99ms 27 May 2025 497th inventshah 823 60 1,055ms 29 Sep 2023 497th emgordon154 823 60 821ms 18 Nov 2024 499th albanian-laundromat 823 68 377ms 7 Oct 2025 500th IanUtley 823 92 3,264ms 24 Oct 2023 501st inventshah 822 98 543ms 10 Sep 2022 501st MeWhenI 🇻🇦 822 98 12ms 16 Aug 2023 503rd sean-niemann 🇺🇸 822 106 43ms 21 Apr 2023 504th sean-niemann 🇺🇸 821 28 75ms 22 Jul 2022 504th lynn 821 28 63ms 22 Jul 2022 504th MeWhenI 🇻🇦 821 28 78ms 23 Jul 2022 504th sisyphus-ppcg 🇦🇺 821 28 59ms 24 Jul 2022 504th jared-hughes 821 28 55ms 29 Jul 2022 504th AlephSquirrel 821 28 66ms 30 Dec 2022 504th Steffan153 🇫🇮 821 28 61ms 12 Jan 2023 504th DialFrost 🇸🇬 821 28 66ms 28 Jan 2023 504th CornerMercury 🇬🇧 821 28 70ms 24 Aug 2023 504th ovs-code 🇩🇪 821 28 63ms 2 Feb 2024 504th snoozingnewt 🇺🇸 821 28 59ms 1 Sep 2024 504th pardouin 🇫🇷 821 28 60ms 21 Sep 2024 504th LostSyntax21 🇬🇧 821 28 59ms 8 Jan 2025 504th edsrzf 🇳🇿 821 28 71ms 9 Mar 2025 504th CaedenHarper 🇨🇦 821 28 54ms 14 Jul 2025 504th fuzzylojik-golf 🇺🇸 821 28 61ms 9 Sep 2025 520th neihousaigaai 821 72 11ms 2 Oct 2021 520th stefangimmillaro 821 72 19ms 29 Sep 2023 520th two-bad 🇬🇧 821 72 16ms 25 Feb 2024 520th KrausRaus 🇺🇸 821 72 21ms 25 days ago 524th andersk 🇺🇸 821 121 125ms 31 Oct 2022 525th kmathis22 820 113 348ms 25 days ago First Prev 451–525 of 1,971 Next Last