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 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 369th LlamaLad7 🇬🇧 921 46 18ms 19 May 2020 369th hallvabo 🇳🇴 921 46 17ms 7 Nov 2020 369th nwellnhof 🇩🇪 921 46 16ms 1 Jan 2021 369th HETHAT 🇩🇿 921 46 19ms 2 Mar 2021 369th lynn 921 46 17ms 26 Mar 2021 369th GrayJoKing 🇦🇺 921 46 11ms 3 Apr 2021 369th kops-cg 921 46 11ms 6 Apr 2021 369th m-tkach 🇺🇦 921 46 17ms 5 Jun 2021 369th orthoplex 🇨🇽 921 46 10ms 13 Jan 2022 369th jared-hughes 921 46 10ms 10 Mar 2022 369th bricknellj 921 46 15ms 2 Jun 2022 369th MeWhenI 🇻🇦 921 46 14ms 10 Oct 2022 369th ovs-code 🇩🇪 921 46 17ms 27 Nov 2022 369th AlephSquirrel 921 46 14ms 26 Dec 2022 369th neel11235813 921 46 10ms 3 Jan 2023 369th b10011 🇫🇮 921 46 10ms 3 Jan 2023 369th DialFrost 🇸🇬 921 46 14ms 20 Oct 2023 369th ndren 921 46 17ms 19 Nov 2023 369th davecame 921 46 17ms 11 Dec 2023 369th rucin93 🇵🇱 921 46 11ms 19 Jan 2024 369th Grrisly 921 46 17ms 27 Mar 2024 369th b-illy 🇬🇧 921 46 21ms 18 Jul 2024 369th zach333 921 46 11ms 20 Jul 2024 369th zacjl 921 46 18ms 20 Sep 2024 369th FlyingPenguin223 921 46 10ms 17 Dec 2024 369th Mukundan314 921 46 17ms 25 Apr 2025 369th fuzzylojik-golf 🇺🇸 921 46 22ms 28 Jun 2025 369th CaedenHarper 🇨🇦 921 46 10ms 24 Jul 2025 369th qpwoeirut 921 46 10ms 24 Aug 2025 369th Babafaba 921 46 18ms 13 Oct 2025 406th xsot 🇸🇬 921 48 4ms 13 Apr 2024 406th sean-niemann 🇺🇸 921 48 4ms 16 Jul 2024 406th Steffan153 🇫🇮 921 48 3ms 20 Jul 2024 409th Steffan153 🇫🇮 921 54 9ms 13 Jul 2024 409th sean-niemann 🇺🇸 921 54 7ms 23 Jun 2025 409th kg583 🇺🇸 921 54 6ms 21 Aug 2025 412th m-tkach 🇺🇦 921 71 1ms 14 Jun 2025 413th Lydxn 🇨🇦 920 68 464ms 27 Feb 2022 413th sean-niemann 🇺🇸 920 68 472ms 28 Feb 2022 413th JayXon 🇺🇸 920 68 443ms 28 Feb 2022 413th GrayJoKing 🇦🇺 920 68 475ms 28 Feb 2022 413th MeWhenI 🇻🇦 920 68 447ms 10 Oct 2022 413th ovs-code 🇩🇪 920 68 439ms 31 Dec 2022 413th Steffan153 🇫🇮 920 68 461ms 1 Jan 2023 413th DialFrost 🇸🇬 920 68 457ms 8 Nov 2023 413th dokutan 920 68 432ms 27 Sep 2025 422nd olivermrose 🇺🇸 917 51 127ms 23 Aug 2021 423rd nwellnhof 🇩🇪 917 57 2ms 11 Feb 2020 423rd primo-ppcg 🇹🇭 917 57 2ms 22 Aug 2020 423rd sean-niemann 🇺🇸 917 57 2ms 7 Jun 2022 423rd Irratix 🇳🇱 917 57 2ms 13 Jun 2022 423rd madex 🇩🇪 917 57 2ms 12 Nov 2022 423rd inventshah 917 57 2ms 26 Jan 2023 423rd xsot 🇸🇬 917 57 3ms 16 Apr 2023 423rd JohandeRuiter 🇳🇱 917 57 2ms 25 Oct 2023 423rd dokutan 917 57 2ms 25 Sep 2024 423rd FlyingPenguin223 917 57 2ms 10 Feb 2025 423rd kdx2a 917 57 2ms 11 Feb 2025 423rd Mukundan314 917 57 2ms 26 Apr 2025 423rd fuzzylojik-golf 🇺🇸 917 57 2ms 28 Jun 2025 423rd Yax42 🇫🇷 917 57 6ms 27 days ago 437th janlelis 916 35 32ms 7 Feb 2021 438th DialFrost 🇸🇬 916 36 4ms 11 Aug 2024 438th Steffan153 🇫🇮 916 36 4ms 11 Aug 2024 438th MeWhenI 🇻🇦 916 36 4ms 12 Aug 2024 438th sean-niemann 🇺🇸 916 36 4ms 13 Aug 2024 438th GrayJoKing 🇦🇺 916 36 4ms 26 Aug 2024 438th lynn 916 36 4ms 21 Dec 2024 444th GrayJoKing 🇦🇺 916 44 5ms 31 Jan 2025 445th JayXon 🇺🇸 916 45 94ms 5 Sep 2023 445th primo-ppcg 🇹🇭 916 45 100ms 6 Sep 2023 447th Attero 🇸🇪 916 46 2ms 9 May 2020 447th Waffle3z 916 46 2ms 11 Jul 2021 447th GrayJoKing 🇦🇺 916 46 2ms 9 Feb 2022 447th jared-hughes 916 46 2ms 10 Mar 2022 First Prev 376–450 of 4,687 Next Last