Tutorial 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 811th itu-itis21-akkoyuno21 0 65 13ms 15 Jul 2025 811th GrayJoKing 🇦🇺 0 65 15ms 18 Jul 2025 811th LostSyntax21 🇬🇧 0 65 14ms 19 Jul 2025 811th yjgnaw 0 65 15ms 24 Jul 2025 811th oween12 0 65 10ms 6 Aug 2025 811th xiaoyiming123 0 65 13ms 11 Aug 2025 811th EthanJantz 0 65 15ms 12 Aug 2025 811th wobblybits 0 65 10ms 14 Aug 2025 811th janlelis 0 65 10ms 14 Aug 2025 811th ShaanveerS 0 65 14ms 17 Aug 2025 811th Vexxter9 🇳🇱 0 65 1,138ms 21 Aug 2025 811th ut0s 0 65 14ms 23 Aug 2025 811th HETHAT 🇩🇿 0 65 13ms 3 Sep 2025 811th republic82 0 65 14ms 13 Sep 2025 811th snoozingnewt 🇺🇸 0 65 9ms 15 Sep 2025 811th snoozingnewt 🇺🇸 0 65 171ms 15 Sep 2025 811th snoozingnewt 🇺🇸 0 65 4ms 15 Sep 2025 811th edsrzf 🇳🇿 0 65 3ms 18 Sep 2025 811th GolfingSuccess 🇬🇷 0 65 4ms 19 Sep 2025 811th DialFrost 🇸🇬 0 65 3ms 19 Sep 2025 811th retrohun 0 65 888ms 19 Sep 2025 811th ahmetdemirag 🇨🇾 0 65 13ms 24 Sep 2025 811th ShikChen 🇹🇼 0 65 14ms 26 Sep 2025 811th Shanethegamer 🇺🇸 0 65 3ms 28 Sep 2025 811th davecame 0 65 14ms 3 Oct 2025 811th CommandLeo 🇮🇹 0 65 10ms 4 Oct 2025 811th ThePixelatedCat 0 65 15ms 6 Oct 2025 811th snoozingnewt 🇺🇸 0 65 3ms 6 Oct 2025 811th fvla 0 65 14ms 24 days ago 811th asarvazyan 0 65 14ms 20 days ago 811th intgrah 0 65 15ms 16 days ago 811th Openstreetmapler 0 65 790ms 8 days ago 811th AncientBehemoth2007 0 65 10ms 2 days ago 934th Shanethegamer 🇺🇸 0 66 105ms 22 Nov 2024 934th GolfingSuccess 🇬🇷 0 66 107ms 25 Nov 2024 934th MeWhenI 🇻🇦 0 66 5ms 11 Dec 2024 934th rollershutter 0 66 14ms 18 Dec 2024 934th duckyluuk 🇳🇱 0 66 3ms 12 Jan 2025 934th duckyluuk 🇳🇱 0 66 147ms 12 Jan 2025 934th GolfingSuccess 🇬🇷 0 66 9ms 5 Feb 2025 934th fourth-bit 0 66 14ms 8 Feb 2025 934th emgordon154 0 66 184ms 17 Feb 2025 934th lowtied 0 66 14ms 18 Feb 2025 934th chunes3 🇺🇸 0 66 105ms 21 Feb 2025 934th Languag3 0 66 14ms 28 Feb 2025 934th gigaprofisi 🇺🇸 0 66 3ms 3 Mar 2025 934th Stockoh 🇫🇷 0 66 17ms 3 Mar 2025 934th targrik 0 66 5ms 14 Mar 2025 934th jatloe 0 66 13ms 17 Mar 2025 934th Jacob385 0 66 3ms 15 Apr 2025 934th moustave 0 66 13ms 16 Apr 2025 934th Kacarott 🇦🇺 0 66 103ms 17 Apr 2025 934th edsrzf 🇳🇿 0 66 109ms 17 Apr 2025 934th HumanoidCPU 0 66 111ms 18 Apr 2025 934th CaedenHarper 🇨🇦 0 66 110ms 18 Apr 2025 934th DialFrost 🇸🇬 0 66 1,519ms 23 Apr 2025 934th Shanethegamer 🇺🇸 0 66 1,336ms 23 Apr 2025 934th emgordon154 0 66 6ms 23 Apr 2025 934th andrewjc2000 0 66 14ms 5 May 2025 934th Ealeex 0 66 13ms 10 Jun 2025 934th smilesformiles3 0 66 14ms 15 Jun 2025 934th coldham10 0 66 15ms 27 Jun 2025 934th ffelixm 0 66 201ms 1 Jul 2025 934th idaflux 0 66 16ms 5 Jul 2025 934th hiichbindermax 0 66 14ms 5 Aug 2025 934th TheTrustyPwo 0 66 14ms 8 Sep 2025 934th snoozingnewt 🇺🇸 0 66 101ms 15 Sep 2025 934th targrik 0 66 3ms 18 Sep 2025 934th targrik 0 66 1,759ms 18 Sep 2025 934th andres-k 0 66 13ms 21 Sep 2025 934th FranklinJiaChen 0 66 21ms 30 Sep 2025 972nd FlyingPenguin223 0 67 3ms 21 Nov 2024 972nd Jacob385 0 67 14ms 21 Nov 2024 972nd Jacob385 0 67 625ms 21 Nov 2024 972nd GolfingSuccess 🇬🇷 0 67 805ms 25 Nov 2024 First Prev 901–975 of 2,800 Next Last