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 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 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 Mandelbrot Minesweeper NFA Simulator Odd Polyomino Tiling p-adic Expansion QR Encoder Quadratic Formula Scrambled Alphabetization 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 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 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 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 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 Mandelbrot Minesweeper NFA Simulator Odd Polyomino Tiling p-adic Expansion QR Encoder Quadratic Formula Scrambled Alphabetization Semiprime Numbers Snake Sphenic Numbers Trinomial Triangle Turtle Tutorial # Golfer Points Chars Time 523rd error256 0 61 21 Nov 2024 523rd ovs-code 🇩🇪 0 61 25 Nov 2024 523rd GolfingSuccess 🇬🇷 0 61 25 Nov 2024 523rd sean-niemann 🇺🇸 0 61 26 Nov 2024 523rd duckyluuk 🇳🇱 0 61 26 Nov 2024 523rd DialFrost 🇸🇬 0 61 26 Nov 2024 523rd rucin93 🇵🇱 0 61 26 Nov 2024 523rd emgordon154 0 61 28 Nov 2024 523rd stefangimmillaro 0 61 3 Dec 2024 523rd lukegustafson 🇺🇸 0 61 7 Dec 2024 523rd MeWhenI 🇻🇦 0 61 11 Dec 2024 523rd emplv 🇱🇻 0 61 11 Dec 2024 523rd voytxt 🇨🇿 0 61 22 Dec 2024 523rd Salutations45 0 61 29 Dec 2024 523rd duckyluuk 🇳🇱 0 61 12 Jan 2025 523rd CLOStrophobic 🇮🇹 0 61 22 Jan 2025 523rd voytxt 🇨🇿 0 61 25 Jan 2025 523rd m-tkach 🇺🇦 0 61 30 Jan 2025 523rd Natanaelel 🇸🇪 0 61 2 Feb 2025 523rd CaedenHarper 🇨🇦 0 61 3 Feb 2025 523rd BalaM314 0 61 4 Feb 2025 523rd Shanethegamer 🇺🇸 0 61 5 Feb 2025 523rd kg583 🇺🇸 0 61 5 Feb 2025 523rd GolfingSuccess 🇬🇷 0 61 5 Feb 2025 523rd HumanoidCPU 0 61 7 Feb 2025 523rd targrik 0 61 8 Feb 2025 523rd MeWhenI 🇻🇦 0 61 14 Feb 2025 523rd targrik 0 61 15 Feb 2025 523rd attila8192 0 61 1 Mar 2025 523rd targrik 0 61 14 Mar 2025 523rd janlelis 0 61 31 Mar 2025 523rd b-illy 🇬🇧 0 61 16 Apr 2025 523rd janbehrens 🇩🇪 0 61 17 Apr 2025 523rd pardouin 🇫🇷 0 61 17 Apr 2025 523rd Shanethegamer 🇺🇸 0 61 17 Apr 2025 523rd edsrzf 🇳🇿 0 61 17 Apr 2025 523rd HumanoidCPU 0 61 18 Apr 2025 523rd HumanoidCPU 0 61 18 Apr 2025 523rd AlephSquirrel 0 61 20 Apr 2025 523rd Sam-Vrgl 0 61 8 days ago 523rd c-py 0 61 7 days ago 567th emgordon154 0 62 27 Nov 2024 567th CLOStrophobic 🇮🇹 0 62 4 Feb 2025 567th DialFrost 🇸🇬 0 62 15 Feb 2025 567th heanyang1 0 62 26 Mar 2025 571st kg583 🇺🇸 0 63 21 Nov 2024 571st emgordon154 0 63 27 Nov 2024 571st sean-niemann 🇺🇸 0 63 10 Dec 2024 571st MeWhenI 🇻🇦 0 63 18 Dec 2024 571st zacjl 0 63 31 Dec 2024 571st CLOStrophobic 🇮🇹 0 63 17 Jan 2025 571st edsrzf 🇳🇿 0 63 9 Feb 2025 571st GolfingSuccess 🇬🇷 0 63 9 Feb 2025 571st Nemikolh 0 63 12 Feb 2025 571st GolfingSuccess 🇬🇷 0 63 20 Feb 2025 571st varhammer 🇷🇺 0 63 22 Feb 2025 571st voytxt 🇨🇿 0 63 17 Apr 2025 571st FlyingPenguin223 0 63 17 Apr 2025 571st DialFrost 🇸🇬 0 63 17 Apr 2025 571st DialFrost 🇸🇬 0 63 17 Apr 2025 571st DialFrost 🇸🇬 0 63 17 Apr 2025 571st pardouin 🇫🇷 0 63 17 Apr 2025 571st Shanethegamer 🇺🇸 0 63 17 Apr 2025 571st Shanethegamer 🇺🇸 0 63 17 Apr 2025 571st GolfingSuccess 🇬🇷 0 63 17 Apr 2025 571st HumanoidCPU 0 63 18 Apr 2025 571st HumanoidCPU 0 63 18 Apr 2025 571st HumanoidCPU 0 63 18 Apr 2025 571st CaedenHarper 🇨🇦 0 63 18 Apr 2025 571st CaedenHarper 🇨🇦 0 63 18 Apr 2025 571st CaedenHarper 🇨🇦 0 63 18 Apr 2025 571st dokutan 0 63 22 days ago 571st dokutan 0 63 22 days ago 599th Shanethegamer 🇺🇸 0 64 20 Nov 2024 599th error256 0 64 21 Nov 2024 Prev 526–600 of 1,746 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