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 441st LostSyntax21 🇬🇧 0 52 19 Jul 2025 452nd kg583 🇺🇸 0 53 21 Nov 2024 452nd GolfingSuccess 🇬🇷 0 53 14 Mar 2025 452nd rucin93 🇵🇱 0 53 17 Apr 2025 452nd zacjl 0 53 17 Apr 2025 452nd Shanethegamer 🇺🇸 0 53 17 Apr 2025 452nd CaedenHarper 🇨🇦 0 53 17 Apr 2025 452nd pardouin 🇫🇷 0 53 17 Apr 2025 452nd DialFrost 🇸🇬 0 53 17 Apr 2025 452nd sean-niemann 🇺🇸 0 53 17 Apr 2025 452nd HumanoidCPU 0 53 18 Apr 2025 452nd m-tkach 🇺🇦 0 53 23 Apr 2025 452nd emgordon154 0 53 23 Apr 2025 452nd duckyluuk 🇳🇱 0 53 13 Jun 2025 452nd duckyluuk 🇳🇱 0 53 13 Jun 2025 452nd DialFrost 🇸🇬 0 53 13 Jun 2025 452nd MeWhenI 🇻🇦 0 53 14 Jun 2025 452nd rucin93 🇵🇱 0 53 14 Jun 2025 452nd BREMAUCY 🇫🇷 0 53 1 Jul 2025 452nd GolfingSuccess 🇬🇷 0 53 2 Jul 2025 452nd fuzzylojik-golf 🇺🇸 0 53 15 Jul 2025 452nd ovs-code 🇩🇪 0 53 18 Jul 2025 473rd neel11235813 0 54 9 Dec 2024 473rd b-illy 🇬🇧 0 54 4 Jan 2025 473rd CLOStrophobic 🇮🇹 0 54 22 Jan 2025 473rd edsrzf 🇳🇿 0 54 7 Aug 2025 477th lifthrasiir 🇰🇷 0 55 2 Dec 2024 477th Yewzir 🇧🇪 0 55 28 Dec 2024 477th JunkIce 0 55 7 Jan 2025 477th CLOStrophobic 🇮🇹 0 55 22 Jan 2025 477th commandblockguy 🇺🇸 0 55 2 Feb 2025 477th lyphyser 0 55 8 Feb 2025 477th bizy-coder 0 55 17 Feb 2025 477th bizy-coder 0 55 18 Feb 2025 477th MeWhenI 🇻🇦 0 55 17 Apr 2025 477th Shanethegamer 🇺🇸 0 55 17 Apr 2025 477th HumanoidCPU 0 55 18 Apr 2025 477th CaedenHarper 🇨🇦 0 55 18 Apr 2025 477th oscargeerts 0 55 3 Jul 2025 477th Shanethegamer 🇺🇸 0 55 5 Jul 2025 477th GolfingSuccess 🇬🇷 0 55 7 Jul 2025 492nd AlephSquirrel 0 56 25 Nov 2024 492nd sisyphus-ppcg 🇦🇺 0 56 26 Nov 2024 492nd targrik 0 56 12 Jan 2025 492nd GolfingSuccess 🇬🇷 0 56 5 Feb 2025 492nd Bubbler-4 0 56 12 Feb 2025 492nd sean-niemann 🇺🇸 0 56 24 Feb 2025 492nd plcc0 0 56 24 Mar 2025 492nd edsrzf 🇳🇿 0 56 19 Apr 2025 492nd GolfingSuccess 🇬🇷 0 56 19 Apr 2025 492nd rucin93 🇵🇱 0 56 19 Apr 2025 492nd DialFrost 🇸🇬 0 56 20 Apr 2025 492nd HumanoidCPU 0 56 21 Apr 2025 492nd FEZfan 🇦🇺 0 56 22 Apr 2025 492nd dokutan 0 56 28 Apr 2025 492nd Shanethegamer 🇺🇸 0 56 8 May 2025 492nd GolfingSuccess 🇬🇷 0 56 8 May 2025 492nd rucin93 🇵🇱 0 56 8 May 2025 492nd emplv 🇱🇻 0 56 8 May 2025 492nd sean-niemann 🇺🇸 0 56 9 May 2025 492nd DialFrost 🇸🇬 0 56 9 May 2025 492nd frankgraziano 0 56 19 May 2025 492nd Shanethegamer 🇺🇸 0 56 6 Jun 2025 492nd Shanethegamer 🇺🇸 0 56 4 Jul 2025 492nd edsrzf 🇳🇿 0 56 19 Jul 2025 492nd AbrahamJLR 🇻🇪 0 56 20 Jul 2025 492nd albanian-laundromat 0 56 4 Aug 2025 518th edsrzf 🇳🇿 0 57 8 Feb 2025 518th plcc0 0 57 20 Feb 2025 518th emgordon154 0 57 14 Mar 2025 518th Yewzir 🇧🇪 0 57 16 Mar 2025 518th MeWhenI 🇻🇦 0 57 17 Apr 2025 518th CaedenHarper 🇨🇦 0 57 18 Apr 2025 518th FlyingPenguin223 0 57 19 Apr 2025 525th kg583 🇺🇸 0 58 21 Nov 2024 Prev 451–525 of 2,363 Next