Tutorial in Rust 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 Minesweeper 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 Binary Lambda Calculus 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 NFA Simulator Odd Polyomino Tiling p-adic Expansion Polygon Triangulations QR Encoder Quadratic Formula Semiprime Numbers Smooth Numbers Snake Sphenic Numbers Tower of Hanoi 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 Minesweeper 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 Binary Lambda Calculus 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 NFA Simulator Odd Polyomino Tiling p-adic Expansion Polygon Triangulations QR Encoder Quadratic Formula Semiprime Numbers Smooth Numbers Snake Sphenic Numbers Tower of Hanoi Turtle Tutorial # Golfer Points Chars Time Submitted 1st error256 0 102 186ms 17 Apr 2025 1st zacjl 0 102 195ms 17 Apr 2025 1st emgordon154 0 102 179ms 19 Apr 2025 1st edsrzf 🇳🇿 0 102 174ms 7 Jun 2025 1st kumavale 0 102 183ms 12 Sep 2025 1st acotis 0 102 189ms 17 days ago 1st lynn 0 102 164ms 14 days ago 8th GolfingSuccess 🇬🇷 0 103 180ms 17 Apr 2025 8th Shanethegamer 🇺🇸 0 103 192ms 17 Apr 2025 8th DialFrost 🇸🇬 0 103 179ms 17 Apr 2025 8th HumanoidCPU 0 103 197ms 18 Apr 2025 8th CaedenHarper 🇨🇦 0 103 179ms 18 Apr 2025 8th plcc0 0 103 196ms 21 Apr 2025 8th ovs-code 🇩🇪 0 103 191ms 2 May 2025 8th tylerlaprade 0 103 177ms 13 Jun 2025 8th Natanaelel 🇸🇪 0 103 195ms 13 Jun 2025 8th pardouin 🇫🇷 0 103 174ms 13 Jun 2025 8th Jigglypuffed 0 103 178ms 19 Jul 2025 8th snoozingnewt 🇺🇸 0 103 173ms 15 Sep 2025 8th luuumine 🇫🇷 0 103 168ms 36 hours ago 21st stefangimmillaro 0 104 182ms 21 Nov 2024 21st elgan65536 0 104 170ms 12 Mar 2025 21st MeWhenI 🇻🇦 0 104 195ms 17 Apr 2025 21st cefqrn 0 104 172ms 15 days ago 25th voytxt 🇨🇿 0 105 182ms 25 Jan 2025 25th klixel 🇨🇦 0 105 190ms 9 Jul 2025 27th targrik 0 107 173ms 11 Sep 2025 28th CosmicRaichu 0 114 178ms 31 Mar 2025 28th TannerJ07 🇺🇸 0 114 192ms 5 Apr 2025 30th MiceAndDice 0 115 181ms 6 Oct 2025 31st xyangst 0 116 199ms 14 Feb 2025 31st fishin-rod 0 116 201ms 17 Apr 2025 31st ThePixelatedCat 0 116 173ms 6 Oct 2025 34th liquid-dragons 0 117 173ms 14 Jul 2025 35th Languag3 0 122 196ms 6 Mar 2025 36th mohic 🇧🇪 0 124 197ms 14 Jul 2025 37th swcnt 0 128 192ms 9 Apr 2025 38th vidanm 🇫🇷 0 130 210ms 31 May 2025 39th gigaprofisi 🇺🇸 0 231 192ms 3 Mar 2025 39th retrohun 0 231 186ms 1 Apr 2025 39th Bpc-CPU 0 231 177ms 12 Jul 2025 39th Vexxter9 🇳🇱 0 231 176ms 21 Aug 2025 39th Babafaba 0 231 200ms 27 days ago 39th Openstreetmapler 0 231 186ms 12 days ago 1–44 of 44