Leap Years 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 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 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 Minesweeper NFA Simulator Odd Polyomino Tiling p-adic Expansion Polygon Triangulations QR Encoder Quadratic Formula Semiprime Numbers Smooth Numbers Snake Sphenic Numbers 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 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 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 Minesweeper NFA Simulator Odd Polyomino Tiling p-adic Expansion Polygon Triangulations QR Encoder Quadratic Formula Semiprime Numbers Smooth Numbers Snake Sphenic Numbers Turtle Tutorial # Golfer Points Chars Time Submitted 366th HETHAT 🇩🇿 921 46 19ms 2 Mar 2021 366th lynn 921 46 17ms 26 Mar 2021 366th GrayJoKing 🇦🇺 921 46 11ms 3 Apr 2021 366th kops-cg 921 46 11ms 6 Apr 2021 366th m-tkach 🇺🇦 921 46 17ms 5 Jun 2021 366th orthoplex 🇨🇽 921 46 10ms 13 Jan 2022 366th jared-hughes 921 46 10ms 10 Mar 2022 366th bricknellj 921 46 16ms 2 Jun 2022 366th MeWhenI 🇻🇦 921 46 14ms 10 Oct 2022 366th ovs-code 🇩🇪 921 46 17ms 27 Nov 2022 366th AlephSquirrel 921 46 14ms 26 Dec 2022 366th neel11235813 921 46 10ms 3 Jan 2023 366th b10011 🇫🇮 921 46 10ms 3 Jan 2023 366th DialFrost 🇸🇬 921 46 14ms 20 Oct 2023 366th ndren 921 46 17ms 19 Nov 2023 366th davecame 921 46 17ms 11 Dec 2023 366th rucin93 🇵🇱 921 46 11ms 19 Jan 2024 366th Grrisly 921 46 17ms 27 Mar 2024 366th b-illy 🇬🇧 921 46 21ms 18 Jul 2024 366th zach333 921 46 11ms 20 Jul 2024 366th zacjl 921 46 18ms 20 Sep 2024 366th FlyingPenguin223 921 46 10ms 17 Dec 2024 366th Mukundan314 921 46 17ms 25 Apr 2025 366th fuzzylojik-golf 🇺🇸 921 46 22ms 28 Jun 2025 366th CaedenHarper 🇨🇦 921 46 10ms 24 Jul 2025 366th qpwoeirut 921 46 10ms 24 Aug 2025 366th Babafaba 921 46 18ms 12 days ago 403rd xsot 🇸🇬 921 48 5ms 13 Apr 2024 403rd sean-niemann 🇺🇸 921 48 6ms 16 Jul 2024 403rd Steffan153 🇫🇮 921 48 6ms 20 Jul 2024 406th Steffan153 🇫🇮 921 54 9ms 13 Jul 2024 406th sean-niemann 🇺🇸 921 54 7ms 23 Jun 2025 406th kg583 🇺🇸 921 54 6ms 21 Aug 2025 409th m-tkach 🇺🇦 921 71 2ms 14 Jun 2025 410th Lydxn 🇨🇦 920 68 464ms 27 Feb 2022 410th sean-niemann 🇺🇸 920 68 472ms 28 Feb 2022 410th JayXon 🇺🇸 920 68 443ms 28 Feb 2022 410th GrayJoKing 🇦🇺 920 68 475ms 28 Feb 2022 410th MeWhenI 🇻🇦 920 68 447ms 10 Oct 2022 410th ovs-code 🇩🇪 920 68 439ms 31 Dec 2022 410th Steffan153 🇫🇮 920 68 461ms 1 Jan 2023 410th DialFrost 🇸🇬 920 68 457ms 8 Nov 2023 410th dokutan 920 68 432ms 27 Sep 2025 419th olivermrose 🇺🇸 917 51 127ms 23 Aug 2021 420th nwellnhof 🇩🇪 917 57 2ms 11 Feb 2020 420th primo-ppcg 🇹🇭 917 57 2ms 22 Aug 2020 420th sean-niemann 🇺🇸 917 57 2ms 7 Jun 2022 420th Irratix 🇳🇱 917 57 2ms 13 Jun 2022 420th madex 🇩🇪 917 57 2ms 12 Nov 2022 420th inventshah 917 57 2ms 26 Jan 2023 420th xsot 🇸🇬 917 57 3ms 16 Apr 2023 420th JohandeRuiter 🇳🇱 917 57 2ms 25 Oct 2023 420th dokutan 917 57 2ms 25 Sep 2024 420th FlyingPenguin223 917 57 2ms 10 Feb 2025 420th kdx2a 917 57 2ms 11 Feb 2025 420th Mukundan314 917 57 2ms 26 Apr 2025 420th fuzzylojik-golf 🇺🇸 917 57 2ms 28 Jun 2025 420th Yax42 🇫🇷 917 57 6ms 10 days ago 434th janlelis 916 35 32ms 7 Feb 2021 435th DialFrost 🇸🇬 916 36 4ms 11 Aug 2024 435th Steffan153 🇫🇮 916 36 4ms 11 Aug 2024 435th MeWhenI 🇻🇦 916 36 4ms 12 Aug 2024 435th sean-niemann 🇺🇸 916 36 4ms 13 Aug 2024 435th GrayJoKing 🇦🇺 916 36 4ms 26 Aug 2024 435th lynn 916 36 4ms 21 Dec 2024 441st GrayJoKing 🇦🇺 916 44 5ms 31 Jan 2025 442nd JayXon 🇺🇸 916 45 94ms 5 Sep 2023 442nd primo-ppcg 🇹🇭 916 45 100ms 6 Sep 2023 444th Attero 🇸🇪 916 46 2ms 9 May 2020 444th Waffle3z 916 46 2ms 11 Jul 2021 444th GrayJoKing 🇦🇺 916 46 2ms 9 Feb 2022 444th jared-hughes 916 46 2ms 10 Mar 2022 444th Steffan153 🇫🇮 916 46 2ms 26 Dec 2022 444th MeWhenI 🇻🇦 916 46 2ms 31 Dec 2022 444th b10011 🇫🇮 916 46 2ms 5 Jan 2023 First Prev 376–450 of 4,669 Next Last