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 595th kg583 🇺🇸 0 58 14ms 26 Nov 2024 595th emgordon154 0 58 4ms 26 Nov 2024 595th m-tkach 🇺🇦 0 58 3ms 26 Nov 2024 595th emgordon154 0 58 8ms 27 Nov 2024 595th hallvabo 🇳🇴 0 58 14ms 29 Nov 2024 595th lifthrasiir 🇰🇷 0 58 14ms 30 Nov 2024 595th Shanethegamer 🇺🇸 0 58 4ms 10 Dec 2024 595th MeWhenI 🇻🇦 0 58 4ms 11 Dec 2024 595th Shanethegamer 🇺🇸 0 58 7ms 17 Dec 2024 595th zacjl 0 58 8ms 31 Dec 2024 595th m-tkach 🇺🇦 0 58 15ms 3 Jan 2025 595th CaedenHarper 🇨🇦 0 58 4ms 4 Jan 2025 595th b-illy 🇬🇧 0 58 14ms 4 Jan 2025 595th HumanoidCPU 0 58 14ms 5 Jan 2025 595th JunkIce 0 58 10ms 7 Jan 2025 595th CLOStrophobic 🇮🇹 0 58 7ms 17 Jan 2025 595th sean-niemann 🇺🇸 0 58 14ms 23 Jan 2025 595th voytxt 🇨🇿 0 58 3ms 25 Jan 2025 595th aliberro39109 0 58 15ms 25 Jan 2025 595th sisyphus-ppcg 🇦🇺 0 58 3ms 28 Jan 2025 595th UnderKoen 🇳🇱 0 58 3ms 28 Jan 2025 595th CLOStrophobic 🇮🇹 0 58 15ms 3 Feb 2025 595th dokutan 0 58 755ms 3 Feb 2025 595th HumanoidCPU 0 58 3ms 4 Feb 2025 595th emgordon154 0 58 9ms 5 Feb 2025 595th qpwoeirut 0 58 11ms 7 Feb 2025 595th edsrzf 🇳🇿 0 58 7ms 9 Feb 2025 595th targrik 0 58 3ms 15 Feb 2025 595th edsrzf 🇳🇿 0 58 3ms 19 Feb 2025 595th plcc0 0 58 13ms 20 Mar 2025 595th orthoplex 🇨🇽 0 58 3ms 16 Apr 2025 595th Mukundan314 0 58 21ms 17 Apr 2025 595th MeWhenI 🇻🇦 0 58 15ms 17 Apr 2025 595th edsrzf 🇳🇿 0 58 4ms 17 Apr 2025 595th DialFrost 🇸🇬 0 58 8ms 17 Apr 2025 595th DialFrost 🇸🇬 0 58 4ms 17 Apr 2025 595th Shanethegamer 🇺🇸 0 58 5ms 17 Apr 2025 595th DialFrost 🇸🇬 0 58 4ms 17 Apr 2025 595th GolfingSuccess 🇬🇷 0 58 5ms 17 Apr 2025 595th emgordon154 0 58 14ms 18 Apr 2025 595th HumanoidCPU 0 58 6ms 18 Apr 2025 595th HumanoidCPU 0 58 4ms 18 Apr 2025 595th CaedenHarper 🇨🇦 0 58 7ms 18 Apr 2025 595th CaedenHarper 🇨🇦 0 58 5ms 18 Apr 2025 595th FEZfan 🇦🇺 0 58 14ms 19 Apr 2025 595th dokutan 0 58 3ms 28 Apr 2025 595th albanian-laundromat 0 58 14ms 2 May 2025 595th ryyyn 🇺🇸 0 58 13ms 21 May 2025 595th ffelixm 0 58 15ms 30 May 2025 595th rucin93 🇵🇱 0 58 14ms 31 May 2025 595th SoliGhost 0 58 14ms 8 Jun 2025 595th alemelis 0 58 14ms 20 Jun 2025 595th 2bular 0 58 4ms 8 Jul 2025 595th anter69 🇭🇺 0 58 14ms 9 Jul 2025 595th AbrahamJLR 🇻🇪 0 58 14ms 18 Jul 2025 595th RaBa21 🇭🇺 0 58 15ms 19 Jul 2025 595th jeetsh4h 0 58 14ms 19 Jul 2025 595th wuduculfre 0 58 14ms 21 Jul 2025 595th InigoK 🇺🇸 0 58 14ms 6 Aug 2025 595th h3ra993huskp 🇯🇵 0 58 4,171ms 11 Aug 2025 595th frankgraziano 0 58 7ms 13 Aug 2025 595th mossiegoat 0 58 14ms 30 Aug 2025 595th KapelMeister 0 58 14ms 2 Sep 2025 595th travisdoesmath 0 58 10ms 6 Sep 2025 595th snoozingnewt 🇺🇸 0 58 6ms 15 Sep 2025 595th snoozingnewt 🇺🇸 0 58 6ms 15 Sep 2025 595th snoozingnewt 🇺🇸 0 58 17ms 15 Sep 2025 595th snoozingnewt 🇺🇸 0 58 4ms 15 Sep 2025 595th hellopir2 0 58 14ms 18 Sep 2025 595th now4est 🇯🇵 0 58 14ms 21 Sep 2025 595th J09M 0 58 14ms 25 Sep 2025 595th kg583 🇺🇸 0 58 5ms 27 Sep 2025 595th KatieLG 🇬🇧 0 58 15ms 2 Oct 2025 595th plcc0 0 58 8ms 7 Oct 2025 595th luuumine 🇫🇷 0 58 14ms 8 Oct 2025 First Prev 601–675 of 2,815 Next Last