Tutorial in all languages in chars. Achievements Cheevos Holes Languages Medals Miscellaneous 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 Calendar Card Number Validation Catalan Numbers Catalan’s Constant Christmas Trees Collatz Continued Fractions 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 Gray Code Decoder Gray Code Encoder 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 Minesweeper Morse Decoder Morse Encoder Multitap Input 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 Tower of Hanoi Transpose Sentence Trinomial Triangle United States Vampire Numbers Van Eck Sequence Zeckendorf Representation Zodiac Signs γ λ π τ φ √2 𝑒 Alphabetic Numbers Apéry’s Constant Binary Lambda Calculus Connect Four Crossword CSS Colors (Inverse) CSS Grid Dragon Curve Ellipse Perimeters Flags Floyd-Steinberg Dithering Hexagonal Spiral Highly Composite Numbers NFA Simulator Numbrix Odd Polyomino Tiling p-adic Expansion Polygon Triangulations QR Encoder Quadratic Formula Rectangle Fill Semiprime Numbers Smooth Numbers Snake Sphenic Numbers Taxicab Numbers Turtle Tutorial All Languages ><> ALGOL 68 ArkScript Assembly AWK Bash BASIC Berry brainfuck C C# C++ Civet Clojure COBOL Coconut Common Lisp Crystal D Dart Elixir Erlang 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 APL Arturo Befunge BQN CJam CoffeeScript Egel Fennel Harbour Hare Haxe Hush Hy iogii Knight Lily Luau Odin Picat Qore Racket Rebol Rexx Scala Squirrel Stax Uiua Umka Vala Vyxal Bytes Chars Scoring Bytes Chars Language All ><> ALGOL 68 ArkScript Assembly AWK Bash BASIC Berry brainfuck C C# C++ Civet Clojure COBOL Coconut Common Lisp Crystal D Dart Elixir Erlang 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 APL Arturo Befunge BQN CJam CoffeeScript Egel Fennel Harbour Hare Haxe Hush Hy iogii Knight Lily 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 Calendar Card Number Validation Catalan Numbers Catalan’s Constant Christmas Trees Collatz Continued Fractions 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 Gray Code Decoder Gray Code Encoder 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 Minesweeper Morse Decoder Morse Encoder Multitap Input 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 Tower of Hanoi Transpose Sentence Trinomial Triangle United States Vampire Numbers Van Eck Sequence Zeckendorf Representation Zodiac Signs γ λ π τ φ √2 𝑒 Experimental Hole Alphabetic Numbers Apéry’s Constant Binary Lambda Calculus Connect Four Crossword CSS Colors (Inverse) CSS Grid Dragon Curve Ellipse Perimeters Flags Floyd-Steinberg Dithering Hexagonal Spiral Highly Composite Numbers NFA Simulator Numbrix Odd Polyomino Tiling p-adic Expansion Polygon Triangulations QR Encoder Quadratic Formula Rectangle Fill Semiprime Numbers Smooth Numbers Snake Sphenic Numbers Taxicab Numbers Turtle Tutorial # Golfer Points Chars Time Submitted 63rd snoozingnewt 🇨🇦 0 23 131ms 15 Sep 2025 63rd snoozingnewt 🇨🇦 0 23 61ms 15 Sep 2025 63rd ndren 0 23 61ms 24 Sep 2025 63rd CornerMercury 🇬🇧 0 23 58ms 24 Sep 2025 63rd HumanoidCPU 0 23 138ms 1 Jan 2026 63rd vang1ong7ang 0 23 43ms 7 hours ago 87th Natanaelel 🇸🇪 0 24 59ms 23 Jan 2025 87th TheZwierzLF 🇵🇱 0 24 208ms 1 Jun 2025 87th Herbert00709 🇵🇱 0 24 61ms 6 Mar 2026 90th Shanethegamer 🇺🇸 0 26 256ms 20 Nov 2024 90th btnlq 0 26 229ms 26 Nov 2024 90th sean-niemann 🇺🇸 0 26 222ms 26 Nov 2024 90th DialFrost 🇸🇬 0 26 250ms 26 Nov 2024 90th emgordon154 0 26 234ms 28 Nov 2024 90th stefangimmillaro 0 26 212ms 3 Dec 2024 90th SirBogman 🇺🇸 0 26 236ms 3 Dec 2024 90th MeWhenI 🇻🇦 0 26 243ms 11 Dec 2024 90th GolfingSuccess 🇬🇷 0 26 229ms 21 Dec 2024 90th CaedenHarper 🇨🇦 0 26 254ms 4 Jan 2025 90th CLOStrophobic 🇮🇹 0 26 209ms 22 Jan 2025 90th sisyphus-ppcg 🇦🇺 0 26 208ms 31 Jan 2025 90th pardouin 🇫🇷 0 26 221ms 2 Feb 2025 90th ovs-code 🇩🇪 0 26 229ms 2 Feb 2025 90th Natanaelel 🇸🇪 0 26 235ms 2 Feb 2025 90th HumanoidCPU 0 26 248ms 4 Feb 2025 90th MeWhenI 🇻🇦 0 26 223ms 14 Feb 2025 90th targrik 0 26 186ms 14 Feb 2025 90th xyangst 0 26 238ms 14 Feb 2025 90th emgordon154 0 26 55ms 19 Feb 2025 90th juliansiebert 🇩🇪 0 26 247ms 5 Apr 2025 90th kg583 🇺🇸 0 26 232ms 9 Apr 2025 90th m-tkach 🇺🇦 0 26 235ms 23 Apr 2025 90th dokutan 0 26 250ms 28 Apr 2025 90th BREMAUCY 🇫🇷 0 26 230ms 1 Jul 2025 90th Msleizak 🇫🇷 0 26 231ms 4 Jul 2025 90th snoozingnewt 🇨🇦 0 26 233ms 15 Sep 2025 90th edsrzf 🇳🇿 0 26 232ms 12 Oct 2025 90th JOrE20 0 26 235ms 9 Dec 2025 90th kurkale6ka 0 26 238ms 11 Dec 2025 90th kurkale6ka 0 26 132ms 11 Dec 2025 90th Dyadic-Device 0 26 210ms 22 Jan 2026 122nd lynn 0 27 60ms 23 Jan 2025 122nd MeWhenI 🇻🇦 0 27 928ms 14 Feb 2025 122nd xiaoyiming123 0 27 1,191ms 12 Jul 2025 122nd J09M 0 27 955ms 23 Sep 2025 122nd kurkale6ka 0 27 1,092ms 10 Dec 2025 127th Shanethegamer 🇺🇸 0 28 54ms 20 Nov 2024 127th stefangimmillaro 0 28 44ms 20 Nov 2024 127th error256 0 28 50ms 21 Nov 2024 127th GolfingSuccess 🇬🇷 0 28 39ms 25 Nov 2024 127th DialFrost 🇸🇬 0 28 54ms 26 Nov 2024 127th sean-niemann 🇺🇸 0 28 53ms 26 Nov 2024 127th FlyingPenguin223 0 28 45ms 27 Nov 2024 127th emgordon154 0 28 56ms 28 Nov 2024 127th m-tkach 🇺🇦 0 28 54ms 28 Nov 2024 127th lifthrasiir 🇰🇷 0 28 3ms 30 Nov 2024 127th sisyphus-ppcg 🇦🇺 0 28 54ms 2 Dec 2024 127th zacjl 0 28 4ms 2 Dec 2024 127th SirBogman 🇺🇸 0 28 3ms 3 Dec 2024 127th SirBogman 🇺🇸 0 28 56ms 3 Dec 2024 127th 2bular 0 28 3ms 9 Dec 2024 127th Natanaelel 🇸🇪 0 28 57ms 9 Dec 2024 127th MeWhenI 🇻🇦 0 28 54ms 11 Dec 2024 127th antimon2 🇯🇵 0 28 55ms 16 Dec 2024 127th CaedenHarper 🇨🇦 0 28 55ms 4 Jan 2025 127th CLOStrophobic 🇮🇹 0 28 56ms 22 Jan 2025 127th kg583 🇺🇸 0 28 54ms 23 Jan 2025 127th ovs-code 🇩🇪 0 28 54ms 31 Jan 2025 127th pardouin 🇫🇷 0 28 50ms 2 Feb 2025 127th anter69 🇭🇺 0 28 52ms 3 Feb 2025 127th janlelis 0 28 54ms 6 Feb 2025 127th targrik 0 28 902ms 14 Feb 2025 127th tatzyr 🇯🇵 0 28 54ms 16 Feb 2025 127th chocycat 0 28 52ms 1 Mar 2025 127th paul-c-hartman 0 28 52ms 7 Mar 2025 127th pardouin 🇫🇷 0 28 3ms 17 Apr 2025 127th DialFrost 🇸🇬 0 28 3ms 17 Apr 2025 127th Shanethegamer 🇺🇸 0 28 3ms 17 Apr 2025 127th GolfingSuccess 🇬🇷 0 28 3ms 17 Apr 2025 127th 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