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 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 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 Snake Sphenic Numbers Trinomial Triangle 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 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 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 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 Snake Sphenic Numbers Trinomial Triangle Turtle Tutorial # Golfer Points Chars Time 441st snoozingnewt 🇺🇸 0 46 26 hours ago 441st snoozingnewt 🇺🇸 0 46 26 hours ago 453rd ovs-code 🇩🇪 0 47 25 Nov 2024 453rd MeWhenI 🇻🇦 0 47 11 Dec 2024 453rd duckyluuk 🇳🇱 0 47 12 Jan 2025 453rd CLOStrophobic 🇮🇹 0 47 22 Jan 2025 453rd GolfingSuccess 🇬🇷 0 47 12 Feb 2025 453rd DialFrost 🇸🇬 0 47 17 Apr 2025 453rd Shanethegamer 🇺🇸 0 47 17 Apr 2025 453rd HumanoidCPU 0 47 18 Apr 2025 453rd CaedenHarper 🇨🇦 0 47 18 Apr 2025 453rd edsrzf 🇳🇿 0 47 26 May 2025 453rd frankgraziano 0 47 24 days ago 453rd snoozingnewt 🇺🇸 0 47 26 hours ago 465th emgordon154 0 48 27 Nov 2024 465th targrik 0 48 15 Feb 2025 467th JunkIce 0 49 3 Dec 2024 467th duckyluuk 🇳🇱 0 49 12 Jan 2025 467th csharpython 0 49 5 Feb 2025 467th voytxt 🇨🇿 0 49 8 Feb 2025 467th gigaprofisi 🇺🇸 0 49 3 Mar 2025 467th emgordon154 0 49 23 Apr 2025 467th xvogt 🇱🇮 0 49 13 Jun 2025 467th Jagger002 0 49 24 Jun 2025 467th alphafalfa 0 49 18 Aug 2025 476th Shanethegamer 🇺🇸 0 50 20 Nov 2024 476th stefangimmillaro 0 50 21 Nov 2024 476th duckyluuk 🇳🇱 0 50 26 Nov 2024 476th GolfingSuccess 🇬🇷 0 50 22 Dec 2024 476th voytxt 🇨🇿 0 50 25 Jan 2025 476th pardouin 🇫🇷 0 50 26 Jan 2025 476th Natanaelel 🇸🇪 0 50 26 Jan 2025 476th janlelis 0 50 31 Mar 2025 476th DialFrost 🇸🇬 0 50 17 Apr 2025 476th edsrzf 🇳🇿 0 50 17 Apr 2025 476th HumanoidCPU 0 50 18 Apr 2025 476th CaedenHarper 🇨🇦 0 50 18 Apr 2025 476th snoozingnewt 🇺🇸 0 50 26 hours ago 489th FlyingPenguin223 0 51 21 Nov 2024 489th MeWhenI 🇻🇦 0 51 11 Dec 2024 489th GolfingSuccess 🇬🇷 0 51 8 Feb 2025 489th h3ra993huskp 🇯🇵 0 51 15 Aug 2025 493rd ovs-code 🇩🇪 0 52 31 May 2025 494th kg583 🇺🇸 0 53 21 Nov 2024 494th lifthrasiir 🇰🇷 0 53 2 Dec 2024 494th b-illy 🇬🇧 0 53 4 Jan 2025 494th CaedenHarper 🇨🇦 0 53 4 Jan 2025 494th GolfingSuccess 🇬🇷 0 53 14 Mar 2025 494th rucin93 🇵🇱 0 53 17 Apr 2025 494th zacjl 0 53 17 Apr 2025 494th Shanethegamer 🇺🇸 0 53 17 Apr 2025 494th pardouin 🇫🇷 0 53 17 Apr 2025 494th DialFrost 🇸🇬 0 53 17 Apr 2025 494th sean-niemann 🇺🇸 0 53 17 Apr 2025 494th HumanoidCPU 0 53 18 Apr 2025 494th m-tkach 🇺🇦 0 53 23 Apr 2025 494th emgordon154 0 53 23 Apr 2025 494th duckyluuk 🇳🇱 0 53 13 Jun 2025 494th duckyluuk 🇳🇱 0 53 13 Jun 2025 494th DialFrost 🇸🇬 0 53 13 Jun 2025 494th MeWhenI 🇻🇦 0 53 14 Jun 2025 494th rucin93 🇵🇱 0 53 14 Jun 2025 494th BREMAUCY 🇫🇷 0 53 1 Jul 2025 494th GolfingSuccess 🇬🇷 0 53 2 Jul 2025 494th fuzzylojik-golf 🇺🇸 0 53 15 Jul 2025 494th ovs-code 🇩🇪 0 53 18 Jul 2025 494th snoozingnewt 🇺🇸 0 53 38 hours ago 494th snoozingnewt 🇺🇸 0 53 38 hours ago 494th snoozingnewt 🇺🇸 0 53 26 hours ago 520th neel11235813 0 54 9 Dec 2024 520th CLOStrophobic 🇮🇹 0 54 22 Jan 2025 520th edsrzf 🇳🇿 0 54 7 Aug 2025 523rd Yewzir 🇧🇪 0 55 28 Dec 2024 523rd JunkIce 0 55 7 Jan 2025 523rd CLOStrophobic 🇮🇹 0 55 22 Jan 2025 Prev 451–525 of 2,430 Next