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 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 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 Apéry’s Constant Binary Lambda Calculus Connect Four Continued Fractions Crossword CSS Colors (Inverse) CSS Grid Ellipse Perimeters Flags Floyd-Steinberg Dithering Gray Code Decoder Gray Code Encoder Hexagonal Spiral Highly Composite Numbers NFA Simulator Numbrix Odd Polyomino Tiling p-adic Expansion Polygon Triangulations QR Encoder Quadratic Formula Semiprime Numbers Smooth Numbers Snake Sphenic Numbers Taxicab Numbers Turtle Tutorial All Languages ><> 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 ALGOL 68 APL ArkScript Arturo Befunge BQN CJam CoffeeScript Egel 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 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 ALGOL 68 APL ArkScript Arturo Befunge BQN CJam CoffeeScript Egel 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 Calendar 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 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 Apéry’s Constant Binary Lambda Calculus Connect Four Continued Fractions Crossword CSS Colors (Inverse) CSS Grid Ellipse Perimeters Flags Floyd-Steinberg Dithering Gray Code Decoder Gray Code Encoder Hexagonal Spiral Highly Composite Numbers NFA Simulator Numbrix Odd Polyomino Tiling p-adic Expansion Polygon Triangulations QR Encoder Quadratic Formula Semiprime Numbers Smooth Numbers Snake Sphenic Numbers Taxicab Numbers Turtle Tutorial # Golfer Points Chars Time Submitted 761st c-py 0 61 12ms 14 May 2025 761st albanian-laundromat 0 61 94ms 6 Jun 2025 761st Andrey-Plotnikov 0 61 13ms 19 Jun 2025 761st a6166231 🇨🇳 0 61 13ms 20 Jun 2025 761st elana-teal 0 61 13ms 20 Jun 2025 761st BREMAUCY 🇫🇷 0 61 11ms 1 Jul 2025 761st RYSF13 🇨🇳 0 61 12ms 5 Jul 2025 761st p01 0 61 12ms 28 Jul 2025 761st KrausRaus 🇺🇸 0 61 15ms 29 Jul 2025 761st dmrichwa 🇺🇸 0 61 14ms 29 Jul 2025 761st dokutan 0 61 4ms 5 Aug 2025 761st gitchaell 🇧🇴 0 61 12ms 6 Aug 2025 761st lukepolak 0 61 16ms 7 Aug 2025 761st adrianbgo 0 61 13ms 7 Aug 2025 761st helbling 🇨🇭 0 61 12ms 28 Aug 2025 761st snoozingnewt 🇨🇦 0 61 98ms 15 Sep 2025 761st snoozingnewt 🇨🇦 0 61 12ms 15 Sep 2025 761st larsendaniel 0 61 12ms 7 Nov 2025 761st JOrE20 0 61 11ms 18 Nov 2025 761st GodlyProgrammer1 0 61 13ms 22 Nov 2025 761st Kacarott 🇦🇺 0 61 104ms 25 Nov 2025 761st egertaia 0 61 12ms 26 days ago 761st r58iiz 0 61 11ms 20 days ago 761st ragonscreen 0 61 11ms 18 days ago 761st matzuka 0 61 35ms 6 days ago 826th emgordon154 0 62 2ms 27 Nov 2024 826th CLOStrophobic 🇮🇹 0 62 4ms 4 Feb 2025 826th DialFrost 🇸🇬 0 62 8ms 15 Feb 2025 826th heanyang1 0 62 17ms 26 Mar 2025 826th dokutan 0 62 1,968ms 15 Jul 2025 826th 6512345 0 62 158ms 4 Nov 2025 832nd kg583 🇺🇸 0 63 49ms 21 Nov 2024 832nd sean-niemann 🇺🇸 0 63 157ms 10 Dec 2024 832nd MeWhenI 🇻🇦 0 63 7ms 18 Dec 2024 832nd zacjl 0 63 52ms 31 Dec 2024 832nd CLOStrophobic 🇮🇹 0 63 58ms 17 Jan 2025 832nd edsrzf 🇳🇿 0 63 50ms 9 Feb 2025 832nd GolfingSuccess 🇬🇷 0 63 49ms 9 Feb 2025 832nd Nemikolh 🇫🇷 0 63 12ms 12 Feb 2025 832nd GolfingSuccess 🇬🇷 0 63 157ms 20 Feb 2025 832nd varhammer 🇷🇺 0 63 6ms 22 Feb 2025 832nd voytxt 🇨🇿 0 63 165ms 17 Apr 2025 832nd FlyingPenguin223 0 63 62ms 17 Apr 2025 832nd DialFrost 🇸🇬 0 63 170ms 17 Apr 2025 832nd DialFrost 🇸🇬 0 63 7ms 17 Apr 2025 832nd DialFrost 🇸🇬 0 63 49ms 17 Apr 2025 832nd pardouin 🇫🇷 0 63 155ms 17 Apr 2025 832nd Shanethegamer 🇺🇸 0 63 5ms 17 Apr 2025 832nd Shanethegamer 🇺🇸 0 63 54ms 17 Apr 2025 832nd GolfingSuccess 🇬🇷 0 63 7ms 17 Apr 2025 832nd HumanoidCPU 0 63 162ms 18 Apr 2025 832nd HumanoidCPU 0 63 6ms 18 Apr 2025 832nd HumanoidCPU 0 63 50ms 18 Apr 2025 832nd CaedenHarper 🇨🇦 0 63 163ms 18 Apr 2025 832nd CaedenHarper 🇨🇦 0 63 8ms 18 Apr 2025 832nd CaedenHarper 🇨🇦 0 63 58ms 18 Apr 2025 832nd dokutan 0 63 8ms 28 Apr 2025 832nd Jigglypuffed 0 63 56ms 19 Jul 2025 832nd penous 0 63 13ms 2 Aug 2025 832nd YellowDudeIsMe 0 63 14ms 14 Aug 2025 832nd albanian-laundromat 0 63 6ms 22 Aug 2025 832nd snoozingnewt 🇨🇦 0 63 145ms 15 Sep 2025 832nd snoozingnewt 🇨🇦 0 63 6ms 15 Sep 2025 832nd snoozingnewt 🇨🇦 0 63 52ms 15 Sep 2025 832nd luuumine 🇫🇷 0 63 2ms 10 Nov 2025 832nd JOrE20 0 63 7ms 18 Nov 2025 832nd kayaulai 0 63 94ms 23 Nov 2025 868th Shanethegamer 🇺🇸 0 64 141ms 20 Nov 2024 868th error256 0 64 135ms 21 Nov 2024 868th error256 0 64 1,020ms 21 Nov 2024 868th emgordon154 0 64 2ms 26 Nov 2024 868th Liniarc 0 64 14ms 26 Nov 2024 868th Natanaelel 🇸🇪 0 64 178ms 9 Dec 2024 868th MeWhenI 🇻🇦 0 64 49ms 12 Dec 2024 868th MeWhenI 🇻🇦 0 64 16ms 14 Feb 2025 868th targrik 0 64 15ms 15 Feb 2025 868th calum12345 0 64 16ms 25 Mar 2025 868th Chinay-Domitrix 🇺🇸 0 64 4,235ms 18 Apr 2025 868th sean-niemann 🇺🇸 0 64 74ms 30 Apr 2025 868th TheDrawingCoder-Gamer 0 64 16ms 29 Jun 2025 First Prev 801–880 of 3,246 Next Last
