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 Smooth 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 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 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 Smooth Numbers Snake Sphenic Numbers Trinomial Triangle Turtle Tutorial # Golfer Points Chars Time 571st emgordon154 0 58 5 Feb 2025 571st qpwoeirut 0 58 7 Feb 2025 571st edsrzf 🇳🇿 0 58 9 Feb 2025 571st targrik 0 58 15 Feb 2025 571st edsrzf 🇳🇿 0 58 19 Feb 2025 571st plcc0 0 58 20 Mar 2025 571st orthoplex 🇨🇽 0 58 16 Apr 2025 571st Mukundan314 0 58 17 Apr 2025 571st MeWhenI 🇻🇦 0 58 17 Apr 2025 571st edsrzf 🇳🇿 0 58 17 Apr 2025 571st DialFrost 🇸🇬 0 58 17 Apr 2025 571st DialFrost 🇸🇬 0 58 17 Apr 2025 571st Shanethegamer 🇺🇸 0 58 17 Apr 2025 571st DialFrost 🇸🇬 0 58 17 Apr 2025 571st GolfingSuccess 🇬🇷 0 58 17 Apr 2025 571st emgordon154 0 58 18 Apr 2025 571st HumanoidCPU 0 58 18 Apr 2025 571st HumanoidCPU 0 58 18 Apr 2025 571st CaedenHarper 🇨🇦 0 58 18 Apr 2025 571st CaedenHarper 🇨🇦 0 58 18 Apr 2025 571st FEZfan 🇦🇺 0 58 19 Apr 2025 571st dokutan 0 58 28 Apr 2025 571st albanian-laundromat 0 58 2 May 2025 571st ryyyn 🇺🇸 0 58 21 May 2025 571st ffelixm 0 58 30 May 2025 571st rucin93 🇵🇱 0 58 31 May 2025 571st SoliGhost 0 58 8 Jun 2025 571st alemelis 0 58 20 Jun 2025 571st 2bular 0 58 8 Jul 2025 571st anter69 🇭🇺 0 58 9 Jul 2025 571st AbrahamJLR 🇻🇪 0 58 18 Jul 2025 571st RaBa21 🇭🇺 0 58 19 Jul 2025 571st jeetsh4h 0 58 19 Jul 2025 571st wuduculfre 0 58 21 Jul 2025 571st InigoK 🇺🇸 0 58 6 Aug 2025 571st h3ra993huskp 🇯🇵 0 58 11 Aug 2025 571st frankgraziano 0 58 13 Aug 2025 571st mossiegoat 0 58 24 days ago 571st KapelMeister 0 58 21 days ago 571st travisdoesmath 0 58 17 days ago 571st snoozingnewt 🇺🇸 0 58 8 days ago 571st snoozingnewt 🇺🇸 0 58 8 days ago 571st snoozingnewt 🇺🇸 0 58 8 days ago 571st snoozingnewt 🇺🇸 0 58 8 days ago 571st hellopir2 0 58 5 days ago 571st now4est 🇯🇵 0 58 2 days ago 647th MeWhenI 🇻🇦 0 59 11 Dec 2024 647th lukegustafson 🇺🇸 0 59 21 Dec 2024 647th yujh-yujh 🇬🇸 0 59 3 Jan 2025 647th emgordon154 0 59 8 Jan 2025 647th duckyluuk 🇳🇱 0 59 12 Jan 2025 647th Natanaelel 🇸🇪 0 59 2 Feb 2025 647th dokutan 0 59 3 Feb 2025 647th Shanethegamer 🇺🇸 0 59 7 Feb 2025 647th voytxt 🇨🇿 0 59 8 Feb 2025 647th sohamkorade 0 59 13 Feb 2025 647th DanielBash 0 59 22 Feb 2025 647th persistz 0 59 30 Jun 2025 647th LostSyntax21 🇬🇧 0 59 19 Jul 2025 647th vgamula 🇺🇦 0 59 5 Aug 2025 661st emgordon154 0 60 28 Nov 2024 661st xsot 🇸🇬 0 60 4 Dec 2024 661st Shanethegamer 🇺🇸 0 60 10 Jan 2025 661st Natanaelel 🇸🇪 0 60 26 Jan 2025 661st emgordon154 0 60 4 Feb 2025 661st klixel 🇨🇦 0 60 8 Apr 2025 661st swcnt 0 60 9 Apr 2025 661st rucin93 🇵🇱 0 60 17 Apr 2025 661st dokutan 0 60 6 Jun 2025 661st emgordon154 0 60 5 Aug 2025 671st Shanethegamer 🇺🇸 0 61 20 Nov 2024 671st stefangimmillaro 0 61 21 Nov 2024 671st error256 0 61 21 Nov 2024 671st error256 0 61 21 Nov 2024 671st ovs-code 🇩🇪 0 61 25 Nov 2024 Prev 601–675 of 2,478 Next