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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 Nim 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 Nim 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 589th m-tkach 🇺🇦 0 53 740ms 23 Apr 2025 589th emgordon154 0 53 594ms 23 Apr 2025 589th duckyluuk 🇳🇱 0 53 5ms 13 Jun 2025 589th duckyluuk 🇳🇱 0 53 809ms 13 Jun 2025 589th DialFrost 🇸🇬 0 53 4ms 13 Jun 2025 589th MeWhenI 🇻🇦 0 53 4ms 14 Jun 2025 589th rucin93 🇵🇱 0 53 4ms 14 Jun 2025 589th BREMAUCY 🇫🇷 0 53 4ms 1 Jul 2025 589th GolfingSuccess 🇬🇷 0 53 4ms 2 Jul 2025 589th fuzzylojik-golf 🇺🇸 0 53 2ms 15 Jul 2025 589th ovs-code 🇩🇪 0 53 626ms 18 Jul 2025 589th snoozingnewt 🇨🇦 0 53 4ms 15 Sep 2025 589th snoozingnewt 🇨🇦 0 53 682ms 15 Sep 2025 589th snoozingnewt 🇨🇦 0 53 4ms 15 Sep 2025 589th SirBogman 🇺🇸 0 53 773ms 5 Oct 2025 589th plcc0 0 53 731ms 7 Oct 2025 589th CornerMercury 🇬🇧 0 53 651ms 13 Oct 2025 589th frankgraziano 0 53 5ms 21 Nov 2025 589th HumanoidCPU 0 53 4ms 1 Jan 2026 589th HumanoidCPU 0 53 4ms 1 Jan 2026 589th Steffan153 🇫🇮 0 53 606ms 26 Feb 2026 622nd neel11235813 0 54 585ms 9 Dec 2024 622nd CLOStrophobic 🇮🇹 0 54 634ms 22 Jan 2025 622nd edsrzf 🇳🇿 0 54 2ms 7 Aug 2025 625th Yewzir 🇧🇪 0 55 5ms 28 Dec 2024 625th JunkIce 0 55 680ms 7 Jan 2025 625th CLOStrophobic 🇮🇹 0 55 4ms 22 Jan 2025 625th commandz0 🇺🇸 0 55 631ms 2 Feb 2025 625th bizy-coder 0 55 2,479ms 17 Feb 2025 625th bizy-coder 0 55 566ms 18 Feb 2025 625th MeWhenI 🇻🇦 0 55 715ms 17 Apr 2025 625th Shanethegamer 🇺🇸 0 55 4ms 17 Apr 2025 625th CaedenHarper 🇨🇦 0 55 5ms 18 Apr 2025 625th rhysdh540 0 55 2,579ms 1 Oct 2025 635th AlephSquirrel 0 56 721ms 25 Nov 2024 635th sisyphus-ppcg 🇦🇺 0 56 6ms 26 Nov 2024 635th targrik 0 56 6ms 12 Jan 2025 635th GolfingSuccess 🇬🇷 0 56 10ms 5 Feb 2025 635th Bubbler-4 0 56 10ms 12 Feb 2025 635th sean-niemann 🇺🇸 0 56 2ms 24 Feb 2025 635th rucin93 🇵🇱 0 56 2ms 19 Apr 2025 635th DialFrost 🇸🇬 0 56 2ms 20 Apr 2025 635th HumanoidCPU 0 56 2ms 21 Apr 2025 635th FEZfan 🇦🇺 0 56 2ms 22 Apr 2025 635th dokutan 0 56 3ms 28 Apr 2025 635th Shanethegamer 🇺🇸 0 56 6ms 8 May 2025 635th GolfingSuccess 🇬🇷 0 56 6ms 8 May 2025 635th rucin93 🇵🇱 0 56 5ms 8 May 2025 635th emplv 🇱🇻 0 56 6ms 8 May 2025 635th sean-niemann 🇺🇸 0 56 6ms 9 May 2025 635th DialFrost 🇸🇬 0 56 6ms 9 May 2025 635th frankgraziano 0 56 2ms 19 May 2025 635th Shanethegamer 🇺🇸 0 56 3ms 6 Jun 2025 635th Shanethegamer 🇺🇸 0 56 936ms 4 Jul 2025 635th edsrzf 🇳🇿 0 56 7ms 19 Jul 2025 635th AbrahamJLR 🇻🇪 0 56 6ms 20 Jul 2025 635th albanian-laundromat 🇺🇸 0 56 756ms 4 Aug 2025 635th snoozingnewt 🇨🇦 0 56 2ms 15 Sep 2025 635th snoozingnewt 🇨🇦 0 56 6ms 15 Sep 2025 635th CaedenHarper 🇨🇦 0 56 2ms 1 Oct 2025 635th GolfingSuccess 🇬🇷 0 56 2ms 12 Nov 2025 635th edsrzf 🇳🇿 0 56 2ms 12 Nov 2025 635th JOrE20 0 56 5ms 26 Nov 2025 635th HumanoidCPU 0 56 6ms 1 Jan 2026 665th edsrzf 🇳🇿 0 57 9ms 8 Feb 2025 665th emgordon154 0 57 6ms 14 Mar 2025 665th Yewzir 🇧🇪 0 57 2ms 16 Mar 2025 665th Natanaelel 🇸🇪 0 57 2ms 20 Dec 2025 665th error256 0 57 82ms 1 Feb 2026 665th Nathan-Masala 0 57 43ms 19 days ago 671st kg583 🇺🇸 0 58 6ms 21 Nov 2024 671st khvdm 0 58 11ms 21 Nov 2024 671st ovs-code 🇩🇪 0 58 7ms 25 Nov 2024 671st GolfingSuccess 🇬🇷 0 58 8ms 25 Nov 2024 671st GolfingSuccess 🇬🇷 0 58 3ms 25 Nov 2024 671st AlephSquirrel 0 58 7ms 25 Nov 2024 671st kg583 🇺🇸 0 58 13ms 26 Nov 2024 671st emgordon154 0 58 3ms 26 Nov 2024 671st m-tkach 🇺🇦 0 58 3ms 26 Nov 2024 671st emgordon154 0 58 7ms 27 Nov 2024 671st hallvabo 🇳🇴 0 58 15ms 29 Nov 2024 671st lifthrasiir 🇰🇷 0 58 11ms 30 Nov 2024 671st Shanethegamer 🇺🇸 0 58 3ms 10 Dec 2024 671st MeWhenI 🇻🇦 0 58 3ms 11 Dec 2024 671st Shanethegamer 🇺🇸 0 58 7ms 17 Dec 2024 671st zacjl 0 58 7ms 31 Dec 2024 671st m-tkach 🇺🇦 0 58 14ms 3 Jan 2025 671st CaedenHarper 🇨🇦 0 58 3ms 4 Jan 2025 671st b-illy 🇬🇧 0 58 15ms 4 Jan 2025 671st HumanoidCPU 0 58 13ms 5 Jan 2025 671st JunkIce 0 58 18ms 7 Jan 2025 671st CLOStrophobic 🇮🇹 0 58 6ms 17 Jan 2025 671st sean-niemann 🇺🇸 0 58 13ms 23 Jan 2025 671st voytxt 🇨🇿 0 58 4ms 25 Jan 2025 671st aliberro39109 0 58 15ms 25 Jan 2025 671st sisyphus-ppcg 🇦🇺 0 58 3ms 28 Jan 2025 671st UnderKoen 🇳🇱 0 58 3ms 28 Jan 2025 671st CLOStrophobic 🇮🇹 0 58 14ms 3 Feb 2025 671st dokutan 0 58 689ms 3 Feb 2025 671st HumanoidCPU 0 58 3ms 4 Feb 2025 First Prev 601–700 of 3,445 Next Last