Tutorial in all languages in bytes. 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 Bytes Time 442nd ovs-code 🇩🇪 0 52 31 May 2025 442nd LostSyntax21 🇬🇧 0 52 19 Jul 2025 453rd kg583 🇺🇸 0 53 21 Nov 2024 453rd GolfingSuccess 🇬🇷 0 53 14 Mar 2025 453rd rucin93 🇵🇱 0 53 17 Apr 2025 453rd zacjl 0 53 17 Apr 2025 453rd Shanethegamer 🇺🇸 0 53 17 Apr 2025 453rd CaedenHarper 🇨🇦 0 53 17 Apr 2025 453rd pardouin 🇫🇷 0 53 17 Apr 2025 453rd DialFrost 🇸🇬 0 53 17 Apr 2025 453rd sean-niemann 🇺🇸 0 53 17 Apr 2025 453rd HumanoidCPU 0 53 18 Apr 2025 453rd m-tkach 🇺🇦 0 53 23 Apr 2025 453rd emgordon154 0 53 23 Apr 2025 453rd duckyluuk 🇳🇱 0 53 13 Jun 2025 453rd duckyluuk 🇳🇱 0 53 13 Jun 2025 453rd DialFrost 🇸🇬 0 53 13 Jun 2025 453rd MeWhenI 🇻🇦 0 53 14 Jun 2025 453rd rucin93 🇵🇱 0 53 14 Jun 2025 453rd BREMAUCY 🇫🇷 0 53 1 Jul 2025 453rd GolfingSuccess 🇬🇷 0 53 2 Jul 2025 453rd fuzzylojik-golf 🇺🇸 0 53 15 Jul 2025 453rd ovs-code 🇩🇪 0 53 18 Jul 2025 474th neel11235813 0 54 9 Dec 2024 474th b-illy 🇬🇧 0 54 4 Jan 2025 474th CLOStrophobic 🇮🇹 0 54 22 Jan 2025 474th edsrzf 🇳🇿 0 54 7 Aug 2025 478th lifthrasiir 🇰🇷 0 55 2 Dec 2024 478th Yewzir 🇧🇪 0 55 28 Dec 2024 478th JunkIce 0 55 7 Jan 2025 478th CLOStrophobic 🇮🇹 0 55 22 Jan 2025 478th commandblockguy 🇺🇸 0 55 2 Feb 2025 478th lyphyser 0 55 8 Feb 2025 478th bizy-coder 0 55 17 Feb 2025 478th bizy-coder 0 55 18 Feb 2025 478th MeWhenI 🇻🇦 0 55 17 Apr 2025 478th Shanethegamer 🇺🇸 0 55 17 Apr 2025 478th HumanoidCPU 0 55 18 Apr 2025 478th CaedenHarper 🇨🇦 0 55 18 Apr 2025 478th oscargeerts 0 55 3 Jul 2025 478th Shanethegamer 🇺🇸 0 55 5 Jul 2025 478th GolfingSuccess 🇬🇷 0 55 7 Jul 2025 493rd AlephSquirrel 0 56 25 Nov 2024 493rd sisyphus-ppcg 🇦🇺 0 56 26 Nov 2024 493rd targrik 0 56 12 Jan 2025 493rd GolfingSuccess 🇬🇷 0 56 5 Feb 2025 493rd Bubbler-4 0 56 12 Feb 2025 493rd sean-niemann 🇺🇸 0 56 24 Feb 2025 493rd plcc0 0 56 24 Mar 2025 493rd edsrzf 🇳🇿 0 56 19 Apr 2025 493rd GolfingSuccess 🇬🇷 0 56 19 Apr 2025 493rd rucin93 🇵🇱 0 56 19 Apr 2025 493rd DialFrost 🇸🇬 0 56 20 Apr 2025 493rd HumanoidCPU 0 56 21 Apr 2025 493rd FEZfan 🇦🇺 0 56 22 Apr 2025 493rd dokutan 0 56 28 Apr 2025 493rd Shanethegamer 🇺🇸 0 56 8 May 2025 493rd GolfingSuccess 🇬🇷 0 56 8 May 2025 493rd rucin93 🇵🇱 0 56 8 May 2025 493rd emplv 🇱🇻 0 56 8 May 2025 493rd sean-niemann 🇺🇸 0 56 9 May 2025 493rd DialFrost 🇸🇬 0 56 9 May 2025 493rd frankgraziano 0 56 19 May 2025 493rd Shanethegamer 🇺🇸 0 56 6 Jun 2025 493rd Shanethegamer 🇺🇸 0 56 4 Jul 2025 493rd edsrzf 🇳🇿 0 56 19 Jul 2025 493rd AbrahamJLR 🇻🇪 0 56 20 Jul 2025 493rd albanian-laundromat 0 56 4 Aug 2025 519th edsrzf 🇳🇿 0 57 8 Feb 2025 519th plcc0 0 57 20 Feb 2025 519th emgordon154 0 57 14 Mar 2025 519th Yewzir 🇧🇪 0 57 16 Mar 2025 519th MeWhenI 🇻🇦 0 57 17 Apr 2025 519th CaedenHarper 🇨🇦 0 57 18 Apr 2025 519th FlyingPenguin223 0 57 19 Apr 2025 Prev 451–525 of 2,367 Next