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 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 Chars Time 348th HumanoidCPU 0 43 18 Apr 2025 348th rucin93 🇵🇱 0 43 18 Apr 2025 348th CaedenHarper 🇨🇦 0 43 18 Apr 2025 348th CaedenHarper 🇨🇦 0 43 18 Apr 2025 348th Seek64 🇩🇪 0 43 29 Apr 2025 348th sisyphus-ppcg 🇦🇺 0 43 8 May 2025 348th jitwit 0 43 10 May 2025 348th dokutan 0 43 2 Jul 2025 348th anter69 🇭🇺 0 43 9 Jul 2025 348th AbrahamJLR 🇻🇪 0 43 20 Jul 2025 348th targrik 0 43 2 days ago 387th duckyluuk 🇳🇱 0 44 12 Jan 2025 387th GolfingSuccess 🇬🇷 0 44 12 Feb 2025 387th error256 0 44 17 Apr 2025 387th MeWhenI 🇻🇦 0 44 17 Apr 2025 387th MeWhenI 🇻🇦 0 44 17 Apr 2025 387th DialFrost 🇸🇬 0 44 17 Apr 2025 387th Shanethegamer 🇺🇸 0 44 17 Apr 2025 387th pardouin 🇫🇷 0 44 17 Apr 2025 387th HumanoidCPU 0 44 18 Apr 2025 387th CaedenHarper 🇨🇦 0 44 18 Apr 2025 387th dokutan 0 44 28 Apr 2025 387th stefangimmillaro 0 44 14 Jul 2025 387th edsrzf 🇳🇿 0 44 12 days ago 387th DialFrost 🇸🇬 0 44 9 days ago 387th frederni 0 44 2 days ago 402nd ovs-code 🇩🇪 0 45 26 Nov 2024 402nd Natanaelel 🇸🇪 0 45 2 Feb 2025 402nd emgordon154 0 45 23 Feb 2025 402nd DialFrost 🇸🇬 0 45 23 Feb 2025 402nd GolfingSuccess 🇬🇷 0 45 25 Feb 2025 402nd GolfingSuccess 🇬🇷 0 45 26 Feb 2025 402nd Shanethegamer 🇺🇸 0 45 20 May 2025 402nd edsrzf 🇳🇿 0 45 24 May 2025 402nd albanian-laundromat 0 45 45 hours ago 402nd CaedenHarper 🇨🇦 0 45 25 hours ago 412th Shanethegamer 🇺🇸 0 46 20 Nov 2024 412th ovs-code 🇩🇪 0 46 25 Nov 2024 412th DialFrost 🇸🇬 0 46 26 Nov 2024 412th sean-niemann 🇺🇸 0 46 26 Nov 2024 412th GolfingSuccess 🇬🇷 0 46 6 Dec 2024 412th MeWhenI 🇻🇦 0 46 11 Dec 2024 412th CaedenHarper 🇨🇦 0 46 12 Jan 2025 412th HumanoidCPU 0 46 18 Apr 2025 412th 2bular 0 46 1 Jun 2025 421st ovs-code 🇩🇪 0 47 25 Nov 2024 421st MeWhenI 🇻🇦 0 47 11 Dec 2024 421st duckyluuk 🇳🇱 0 47 12 Jan 2025 421st CLOStrophobic 🇮🇹 0 47 22 Jan 2025 421st GolfingSuccess 🇬🇷 0 47 12 Feb 2025 421st emgordon154 0 47 19 Feb 2025 421st DialFrost 🇸🇬 0 47 17 Apr 2025 421st Shanethegamer 🇺🇸 0 47 17 Apr 2025 421st HumanoidCPU 0 47 18 Apr 2025 421st CaedenHarper 🇨🇦 0 47 18 Apr 2025 421st edsrzf 🇳🇿 0 47 26 May 2025 421st frankgraziano 0 47 21 days ago 433rd emgordon154 0 48 27 Nov 2024 433rd targrik 0 48 15 Feb 2025 435th JunkIce 0 49 3 Dec 2024 435th duckyluuk 🇳🇱 0 49 12 Jan 2025 435th csharpython 0 49 5 Feb 2025 435th voytxt 🇨🇿 0 49 8 Feb 2025 435th gigaprofisi 🇺🇸 0 49 3 Mar 2025 435th emgordon154 0 49 23 Apr 2025 435th xvogt 🇱🇮 0 49 13 Jun 2025 435th Jagger002 0 49 24 Jun 2025 435th alphafalfa 0 49 26 days ago 444th Shanethegamer 🇺🇸 0 50 20 Nov 2024 444th stefangimmillaro 0 50 21 Nov 2024 444th duckyluuk 🇳🇱 0 50 26 Nov 2024 444th GolfingSuccess 🇬🇷 0 50 22 Dec 2024 444th voytxt 🇨🇿 0 50 25 Jan 2025 444th pardouin 🇫🇷 0 50 26 Jan 2025 444th Natanaelel 🇸🇪 0 50 26 Jan 2025 Prev 376–450 of 2,330 Next