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 Trinomial Triangle 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 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 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 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 Turtle Tutorial # Golfer Points Chars Time 502nd snoozingnewt 🇺🇸 0 53 16 days ago 502nd snoozingnewt 🇺🇸 0 53 16 days ago 528th neel11235813 0 54 9 Dec 2024 528th CLOStrophobic 🇮🇹 0 54 22 Jan 2025 528th edsrzf 🇳🇿 0 54 7 Aug 2025 531st Yewzir 🇧🇪 0 55 28 Dec 2024 531st JunkIce 0 55 7 Jan 2025 531st CLOStrophobic 🇮🇹 0 55 22 Jan 2025 531st commandblockguy 🇺🇸 0 55 2 Feb 2025 531st bizy-coder 0 55 17 Feb 2025 531st bizy-coder 0 55 18 Feb 2025 531st MeWhenI 🇻🇦 0 55 17 Apr 2025 531st Shanethegamer 🇺🇸 0 55 17 Apr 2025 531st HumanoidCPU 0 55 18 Apr 2025 531st CaedenHarper 🇨🇦 0 55 18 Apr 2025 531st rhysdh540 0 55 9 hours ago 542nd AlephSquirrel 0 56 25 Nov 2024 542nd sisyphus-ppcg 🇦🇺 0 56 26 Nov 2024 542nd targrik 0 56 12 Jan 2025 542nd GolfingSuccess 🇬🇷 0 56 5 Feb 2025 542nd Bubbler-4 0 56 12 Feb 2025 542nd sean-niemann 🇺🇸 0 56 24 Feb 2025 542nd plcc0 0 56 24 Mar 2025 542nd edsrzf 🇳🇿 0 56 19 Apr 2025 542nd GolfingSuccess 🇬🇷 0 56 19 Apr 2025 542nd rucin93 🇵🇱 0 56 19 Apr 2025 542nd DialFrost 🇸🇬 0 56 20 Apr 2025 542nd HumanoidCPU 0 56 21 Apr 2025 542nd FEZfan 🇦🇺 0 56 22 Apr 2025 542nd dokutan 0 56 28 Apr 2025 542nd Shanethegamer 🇺🇸 0 56 8 May 2025 542nd GolfingSuccess 🇬🇷 0 56 8 May 2025 542nd rucin93 🇵🇱 0 56 8 May 2025 542nd emplv 🇱🇻 0 56 8 May 2025 542nd sean-niemann 🇺🇸 0 56 9 May 2025 542nd DialFrost 🇸🇬 0 56 9 May 2025 542nd frankgraziano 0 56 19 May 2025 542nd Shanethegamer 🇺🇸 0 56 6 Jun 2025 542nd Shanethegamer 🇺🇸 0 56 4 Jul 2025 542nd edsrzf 🇳🇿 0 56 19 Jul 2025 542nd AbrahamJLR 🇻🇪 0 56 20 Jul 2025 542nd albanian-laundromat 0 56 4 Aug 2025 542nd snoozingnewt 🇺🇸 0 56 16 days ago 542nd snoozingnewt 🇺🇸 0 56 16 days ago 542nd CaedenHarper 🇨🇦 0 56 42 mins ago 571st edsrzf 🇳🇿 0 57 8 Feb 2025 571st plcc0 0 57 20 Feb 2025 571st emgordon154 0 57 14 Mar 2025 571st Yewzir 🇧🇪 0 57 16 Mar 2025 571st MeWhenI 🇻🇦 0 57 17 Apr 2025 571st FlyingPenguin223 0 57 19 Apr 2025 577th kg583 🇺🇸 0 58 21 Nov 2024 577th khvdm 0 58 21 Nov 2024 577th ovs-code 🇩🇪 0 58 25 Nov 2024 577th GolfingSuccess 🇬🇷 0 58 25 Nov 2024 577th GolfingSuccess 🇬🇷 0 58 25 Nov 2024 577th AlephSquirrel 0 58 25 Nov 2024 577th kg583 🇺🇸 0 58 26 Nov 2024 577th emgordon154 0 58 26 Nov 2024 577th m-tkach 🇺🇦 0 58 26 Nov 2024 577th emgordon154 0 58 27 Nov 2024 577th hallvabo 🇳🇴 0 58 29 Nov 2024 577th lifthrasiir 🇰🇷 0 58 30 Nov 2024 577th Shanethegamer 🇺🇸 0 58 10 Dec 2024 577th MeWhenI 🇻🇦 0 58 11 Dec 2024 577th Shanethegamer 🇺🇸 0 58 17 Dec 2024 577th zacjl 0 58 31 Dec 2024 577th m-tkach 🇺🇦 0 58 3 Jan 2025 577th CaedenHarper 🇨🇦 0 58 4 Jan 2025 577th b-illy 🇬🇧 0 58 4 Jan 2025 577th HumanoidCPU 0 58 5 Jan 2025 577th JunkIce 0 58 7 Jan 2025 577th CLOStrophobic 🇮🇹 0 58 17 Jan 2025 577th sean-niemann 🇺🇸 0 58 23 Jan 2025 577th voytxt 🇨🇿 0 58 25 Jan 2025 Prev 526–600 of 2,502 Next