Tutorial in all languages in chars. Achievements Cheevos Holes Languages Medals Miscellaneous 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 Calendar 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 Multitap Input 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 Tower of Hanoi 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 Connect Four Continued Fractions Crossword CSS Colors (Inverse) CSS Grid Ellipse Perimeters Flags Floyd-Steinberg Dithering Gray Code Decoder Gray Code Encoder Hexagonal Spiral Highly Composite Numbers NFA Simulator Numbrix Odd Polyomino Tiling p-adic Expansion Polygon Triangulations QR Encoder Quadratic Formula Semiprime Numbers Smooth Numbers Snake Sphenic Numbers Taxicab Numbers Turtle Tutorial All Languages ><> Assembly AWK Bash BASIC Berry brainfuck C C# C++ Civet Clojure COBOL Coconut Common Lisp Crystal D Dart Elixir Erlang 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 ArkScript Arturo Befunge BQN CJam CoffeeScript Egel Fennel Harbour Hare Haxe Hush Hy iogii Knight Lily 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 Erlang 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 ArkScript Arturo Befunge BQN CJam CoffeeScript Egel Fennel Harbour Hare Haxe Hush Hy iogii Knight Lily 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 Calendar 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 Multitap Input 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 Tower of Hanoi 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 Connect Four Continued Fractions Crossword CSS Colors (Inverse) CSS Grid Ellipse Perimeters Flags Floyd-Steinberg Dithering Gray Code Decoder Gray Code Encoder Hexagonal Spiral Highly Composite Numbers NFA Simulator Numbrix Odd Polyomino Tiling p-adic Expansion Polygon Triangulations QR Encoder Quadratic Formula Semiprime Numbers Smooth Numbers Snake Sphenic Numbers Taxicab Numbers Turtle Tutorial # Golfer Points Chars Time Submitted 613th JOrE20 🇺🇸 0 56 5ms 26 Nov 2025 613th HumanoidCPU 0 56 6ms 1 Jan 2026 643rd edsrzf 🇳🇿 0 57 9ms 8 Feb 2025 643rd emgordon154 0 57 6ms 14 Mar 2025 643rd Yewzir 🇧🇪 0 57 3ms 16 Mar 2025 643rd Natanaelel 🇸🇪 0 57 2ms 20 Dec 2025 643rd error256 0 57 104ms 10 days ago 648th kg583 🇺🇸 0 58 6ms 21 Nov 2024 648th khvdm 0 58 11ms 21 Nov 2024 648th ovs-code 🇩🇪 0 58 6ms 25 Nov 2024 648th GolfingSuccess 🇬🇷 0 58 6ms 25 Nov 2024 648th GolfingSuccess 🇬🇷 0 58 4ms 25 Nov 2024 648th AlephSquirrel 0 58 6ms 25 Nov 2024 648th kg583 🇺🇸 0 58 14ms 26 Nov 2024 648th emgordon154 0 58 5ms 26 Nov 2024 648th m-tkach 🇺🇦 0 58 4ms 26 Nov 2024 648th emgordon154 0 58 6ms 27 Nov 2024 648th hallvabo 🇳🇴 0 58 12ms 29 Nov 2024 648th lifthrasiir 🇰🇷 0 58 13ms 30 Nov 2024 648th Shanethegamer 🇺🇸 0 58 3ms 10 Dec 2024 648th MeWhenI 🇻🇦 0 58 4ms 11 Dec 2024 648th Shanethegamer 🇺🇸 0 58 48ms 17 Dec 2024 648th zacjl 0 58 6ms 31 Dec 2024 648th m-tkach 🇺🇦 0 58 14ms 3 Jan 2025 648th CaedenHarper 🇨🇦 0 58 4ms 4 Jan 2025 648th b-illy 🇬🇧 0 58 14ms 4 Jan 2025 648th HumanoidCPU 0 58 16ms 5 Jan 2025 648th JunkIce 0 58 13ms 7 Jan 2025 648th CLOStrophobic 🇮🇹 0 58 6ms 17 Jan 2025 648th sean-niemann 🇺🇸 0 58 13ms 23 Jan 2025 648th voytxt 🇨🇿 0 58 5ms 25 Jan 2025 648th aliberro39109 0 58 14ms 25 Jan 2025 648th sisyphus-ppcg 🇦🇺 0 58 4ms 28 Jan 2025 648th UnderKoen 🇳🇱 0 58 4ms 28 Jan 2025 648th CLOStrophobic 🇮🇹 0 58 14ms 3 Feb 2025 648th dokutan 0 58 600ms 3 Feb 2025 648th HumanoidCPU 0 58 6ms 4 Feb 2025 648th emgordon154 0 58 9ms 5 Feb 2025 648th qpwoeirut 0 58 13ms 7 Feb 2025 648th edsrzf 🇳🇿 0 58 5ms 9 Feb 2025 648th targrik 0 58 4ms 15 Feb 2025 648th edsrzf 🇳🇿 0 58 4ms 19 Feb 2025 648th plcc0 0 58 16ms 20 Mar 2025 648th orthoplex 🇨🇽 0 58 4ms 16 Apr 2025 648th Mukundan314 0 58 13ms 17 Apr 2025 648th MeWhenI 🇻🇦 0 58 14ms 17 Apr 2025 648th edsrzf 🇳🇿 0 58 6ms 17 Apr 2025 648th DialFrost 🇸🇬 0 58 6ms 17 Apr 2025 648th DialFrost 🇸🇬 0 58 4ms 17 Apr 2025 648th Shanethegamer 🇺🇸 0 58 5ms 17 Apr 2025 648th DialFrost 🇸🇬 0 58 8ms 17 Apr 2025 648th GolfingSuccess 🇬🇷 0 58 5ms 17 Apr 2025 648th emgordon154 0 58 13ms 18 Apr 2025 648th HumanoidCPU 0 58 6ms 18 Apr 2025 648th HumanoidCPU 0 58 7ms 18 Apr 2025 648th CaedenHarper 🇨🇦 0 58 6ms 18 Apr 2025 648th CaedenHarper 🇨🇦 0 58 5ms 18 Apr 2025 648th FEZfan 🇦🇺 0 58 14ms 19 Apr 2025 648th dokutan 0 58 4ms 28 Apr 2025 648th albanian-laundromat 0 58 18ms 2 May 2025 648th ryyyn 🇺🇸 0 58 12ms 21 May 2025 648th ffelixm 0 58 14ms 30 May 2025 648th rucin93 🇵🇱 0 58 13ms 31 May 2025 648th SoliGhost 0 58 14ms 8 Jun 2025 648th alemelis 0 58 15ms 20 Jun 2025 648th 2bular 0 58 4ms 8 Jul 2025 648th anter69 🇭🇺 0 58 12ms 9 Jul 2025 648th AbrahamJLR 🇻🇪 0 58 14ms 18 Jul 2025 648th RaBa21 🇭🇺 0 58 10ms 19 Jul 2025 648th jeetsh4h 0 58 14ms 19 Jul 2025 648th wuduculfre 0 58 14ms 21 Jul 2025 648th InigoK 🇺🇸 0 58 14ms 6 Aug 2025 648th h3ra993huskp 🇯🇵 0 58 4,348ms 11 Aug 2025 648th frankgraziano 0 58 6ms 13 Aug 2025 648th robin-scragg 0 58 12ms 30 Aug 2025 648th KapelMeister 0 58 11ms 2 Sep 2025 648th travisdoesmath 0 58 14ms 6 Sep 2025 648th snoozingnewt 🇨🇦 0 58 6ms 15 Sep 2025 648th snoozingnewt 🇨🇦 0 58 6ms 15 Sep 2025 648th snoozingnewt 🇨🇦 0 58 14ms 15 Sep 2025 First Prev 641–720 of 3,286 Next Last