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 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 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 Hilbert Curve 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 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 Groovy Harbour Hare Haxe Hush Hy iogii Odin Picat Qore Racket Rebol Rexx Scala Squirrel Stax Uiua 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 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 Groovy Harbour Hare Haxe Hush Hy iogii Odin Picat Qore Racket Rebol Rexx Scala Squirrel Stax Uiua 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 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 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 Hilbert Curve 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 370th CaedenHarper 🇨🇦 0 46 12 Jan 2025 370th DialFrost 🇸🇬 0 46 6 Feb 2025 370th HumanoidCPU 0 46 18 Apr 2025 370th 2bular 0 46 1 Jun 2025 380th ovs-code 🇩🇪 0 47 25 Nov 2024 380th MeWhenI 🇻🇦 0 47 11 Dec 2024 380th duckyluuk 🇳🇱 0 47 12 Jan 2025 380th CLOStrophobic 🇮🇹 0 47 22 Jan 2025 380th GolfingSuccess 🇬🇷 0 47 12 Feb 2025 380th emgordon154 0 47 19 Feb 2025 380th DialFrost 🇸🇬 0 47 17 Apr 2025 380th Shanethegamer 🇺🇸 0 47 17 Apr 2025 380th HumanoidCPU 0 47 18 Apr 2025 380th CaedenHarper 🇨🇦 0 47 18 Apr 2025 380th edsrzf 🇳🇿 0 47 26 May 2025 391st emgordon154 0 48 27 Nov 2024 391st targrik 0 48 15 Feb 2025 393rd JunkIce 0 49 3 Dec 2024 393rd duckyluuk 🇳🇱 0 49 12 Jan 2025 393rd csharpython 0 49 5 Feb 2025 393rd voytxt 🇨🇿 0 49 8 Feb 2025 393rd gigaprofisi 🇺🇸 0 49 3 Mar 2025 393rd emgordon154 0 49 23 Apr 2025 393rd xvogt 🇱🇮 0 49 21 days ago 393rd Jagger002 0 49 10 days ago 401st Shanethegamer 🇺🇸 0 50 20 Nov 2024 401st stefangimmillaro 0 50 21 Nov 2024 401st duckyluuk 🇳🇱 0 50 26 Nov 2024 401st GolfingSuccess 🇬🇷 0 50 22 Dec 2024 401st voytxt 🇨🇿 0 50 25 Jan 2025 401st pardouin 🇫🇷 0 50 26 Jan 2025 401st Natanaelel 🇸🇪 0 50 26 Jan 2025 401st janlelis 0 50 31 Mar 2025 401st DialFrost 🇸🇬 0 50 17 Apr 2025 401st edsrzf 🇳🇿 0 50 17 Apr 2025 401st HumanoidCPU 0 50 18 Apr 2025 401st CaedenHarper 🇨🇦 0 50 18 Apr 2025 413th FlyingPenguin223 0 51 21 Nov 2024 413th MeWhenI 🇻🇦 0 51 11 Dec 2024 413th GolfingSuccess 🇬🇷 0 51 8 Feb 2025 416th ovs-code 🇩🇪 0 52 31 May 2025 417th kg583 🇺🇸 0 53 21 Nov 2024 417th lifthrasiir 🇰🇷 0 53 2 Dec 2024 417th b-illy 🇬🇧 0 53 4 Jan 2025 417th CaedenHarper 🇨🇦 0 53 4 Jan 2025 417th GolfingSuccess 🇬🇷 0 53 14 Mar 2025 417th rucin93 🇵🇱 0 53 17 Apr 2025 417th zacjl 0 53 17 Apr 2025 417th Shanethegamer 🇺🇸 0 53 17 Apr 2025 417th pardouin 🇫🇷 0 53 17 Apr 2025 417th DialFrost 🇸🇬 0 53 17 Apr 2025 417th sean-niemann 🇺🇸 0 53 17 Apr 2025 417th HumanoidCPU 0 53 18 Apr 2025 417th m-tkach 🇺🇦 0 53 23 Apr 2025 417th emgordon154 0 53 23 Apr 2025 417th duckyluuk 🇳🇱 0 53 20 days ago 417th duckyluuk 🇳🇱 0 53 20 days ago 417th DialFrost 🇸🇬 0 53 20 days ago 417th MeWhenI 🇻🇦 0 53 20 days ago 417th rucin93 🇵🇱 0 53 20 days ago 417th BREMAUCY 🇫🇷 0 53 2 days ago 417th GolfingSuccess 🇬🇷 0 53 46 hours ago 438th ovs-code 🇩🇪 0 54 25 Nov 2024 438th neel11235813 0 54 9 Dec 2024 438th CLOStrophobic 🇮🇹 0 54 22 Jan 2025 441st Yewzir 🇧🇪 0 55 28 Dec 2024 441st JunkIce 0 55 7 Jan 2025 441st CLOStrophobic 🇮🇹 0 55 22 Jan 2025 441st commandblockguy 🇺🇸 0 55 2 Feb 2025 441st bizy-coder 0 55 17 Feb 2025 441st bizy-coder 0 55 18 Feb 2025 441st MeWhenI 🇻🇦 0 55 17 Apr 2025 441st Shanethegamer 🇺🇸 0 55 17 Apr 2025 441st HumanoidCPU 0 55 18 Apr 2025 441st CaedenHarper 🇨🇦 0 55 18 Apr 2025 Prev 376–450 of 1,935 Next