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 590th persistz 0 59 30 Jun 2025 590th LostSyntax21 🇬🇧 0 59 19 Jul 2025 590th vgamula 🇺🇦 0 59 5 Aug 2025 604th emgordon154 0 60 28 Nov 2024 604th xsot 🇸🇬 0 60 4 Dec 2024 604th Shanethegamer 🇺🇸 0 60 10 Jan 2025 604th Natanaelel 🇸🇪 0 60 26 Jan 2025 604th emgordon154 0 60 4 Feb 2025 604th klixel 🇨🇦 0 60 8 Apr 2025 604th swcnt 0 60 9 Apr 2025 604th rucin93 🇵🇱 0 60 17 Apr 2025 604th dokutan 0 60 6 Jun 2025 604th emgordon154 0 60 5 Aug 2025 614th Shanethegamer 🇺🇸 0 61 20 Nov 2024 614th stefangimmillaro 0 61 21 Nov 2024 614th error256 0 61 21 Nov 2024 614th error256 0 61 21 Nov 2024 614th ovs-code 🇩🇪 0 61 25 Nov 2024 614th GolfingSuccess 🇬🇷 0 61 25 Nov 2024 614th sean-niemann 🇺🇸 0 61 26 Nov 2024 614th duckyluuk 🇳🇱 0 61 26 Nov 2024 614th DialFrost 🇸🇬 0 61 26 Nov 2024 614th rucin93 🇵🇱 0 61 26 Nov 2024 614th emgordon154 0 61 28 Nov 2024 614th stefangimmillaro 0 61 3 Dec 2024 614th lukegustafson 🇺🇸 0 61 7 Dec 2024 614th MeWhenI 🇻🇦 0 61 11 Dec 2024 614th emplv 🇱🇻 0 61 11 Dec 2024 614th voytxt 🇨🇿 0 61 22 Dec 2024 614th Salutations45 0 61 29 Dec 2024 614th duckyluuk 🇳🇱 0 61 12 Jan 2025 614th CLOStrophobic 🇮🇹 0 61 22 Jan 2025 614th voytxt 🇨🇿 0 61 25 Jan 2025 614th m-tkach 🇺🇦 0 61 30 Jan 2025 614th Natanaelel 🇸🇪 0 61 2 Feb 2025 614th CaedenHarper 🇨🇦 0 61 3 Feb 2025 614th BalaM314 0 61 4 Feb 2025 614th kg583 🇺🇸 0 61 5 Feb 2025 614th GolfingSuccess 🇬🇷 0 61 5 Feb 2025 614th HumanoidCPU 0 61 7 Feb 2025 614th targrik 0 61 8 Feb 2025 614th MeWhenI 🇻🇦 0 61 14 Feb 2025 614th targrik 0 61 15 Feb 2025 614th attila8192 0 61 1 Mar 2025 614th targrik 0 61 14 Mar 2025 614th janlelis 0 61 31 Mar 2025 614th b-illy 🇬🇧 0 61 16 Apr 2025 614th janbehrens 🇩🇪 0 61 17 Apr 2025 614th pardouin 🇫🇷 0 61 17 Apr 2025 614th Shanethegamer 🇺🇸 0 61 17 Apr 2025 614th edsrzf 🇳🇿 0 61 17 Apr 2025 614th HumanoidCPU 0 61 18 Apr 2025 614th HumanoidCPU 0 61 18 Apr 2025 614th AlephSquirrel 0 61 20 Apr 2025 614th Sam-Vrgl 0 61 13 May 2025 614th c-py 0 61 14 May 2025 614th albanian-laundromat 0 61 6 Jun 2025 614th Andrey-Plotnikov 0 61 19 Jun 2025 614th a6166231 🇨🇳 0 61 20 Jun 2025 614th elana-teal 0 61 20 Jun 2025 614th BREMAUCY 🇫🇷 0 61 1 Jul 2025 614th RYSF13 🇨🇳 0 61 5 Jul 2025 614th p01 0 61 28 Jul 2025 614th KrausRaus 🇺🇸 0 61 29 Jul 2025 614th dmrichwa 🇺🇸 0 61 29 Jul 2025 614th dokutan 0 61 5 Aug 2025 614th gitchaell 🇧🇴 0 61 26 days ago 614th lukepolak 0 61 26 days ago 614th adrianbgo 0 61 26 days ago 614th helbling 🇨🇭 0 61 5 days ago 671st emgordon154 0 62 27 Nov 2024 671st CLOStrophobic 🇮🇹 0 62 4 Feb 2025 671st DialFrost 🇸🇬 0 62 15 Feb 2025 671st heanyang1 0 62 26 Mar 2025 671st dokutan 0 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