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 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 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 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 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 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 947th ffelixm 0 66 155ms 1 Jul 2025 947th idaflux 0 66 14ms 5 Jul 2025 947th hiichbindermax 0 66 13ms 5 Aug 2025 947th TheTrustyPwo 0 66 10ms 8 Sep 2025 947th snoozingnewt 🇺🇸 0 66 90ms 15 Sep 2025 947th targrik 0 66 3ms 18 Sep 2025 947th targrik 0 66 1,759ms 18 Sep 2025 947th andres-k 0 66 10ms 21 Sep 2025 947th FranklinJiaChen 0 66 15ms 30 Sep 2025 947th Papushkado 0 66 10ms 8 days ago 947th Plazmaz 0 66 10ms 3 days ago 987th FlyingPenguin223 0 67 3ms 21 Nov 2024 987th Jacob385 0 67 11ms 21 Nov 2024 987th Jacob385 0 67 625ms 21 Nov 2024 987th GolfingSuccess 🇬🇷 0 67 138ms 25 Nov 2024 987th GolfingSuccess 🇬🇷 0 67 3ms 7 Dec 2024 987th duckyluuk 🇳🇱 0 67 3ms 3 Jan 2025 987th Vexxter9 🇳🇱 0 67 3ms 14 Jan 2025 987th kamihitoe 0 67 3ms 15 Jan 2025 987th CutSandstone 0 67 10ms 1 Feb 2025 987th adityagiri3600 0 67 10ms 2 Feb 2025 987th edsrzf 🇳🇿 0 67 113ms 7 Feb 2025 987th martindotexe 🇳🇴 0 67 11ms 13 Feb 2025 987th IcedDog 0 67 11ms 14 Feb 2025 987th n3xta 0 67 11ms 14 Feb 2025 987th xyangst 0 67 10ms 14 Feb 2025 987th btjones0 0 67 10ms 17 Feb 2025 987th smclaughlin-cf 0 67 11ms 19 Feb 2025 987th Troon 0 67 10ms 21 Feb 2025 987th pol-7 0 67 10ms 6 Mar 2025 987th jumpingtj 0 67 13ms 9 Mar 2025 987th edsrzf 🇳🇿 0 67 3ms 14 Mar 2025 987th rustykitty 🇺🇸 0 67 12ms 21 Mar 2025 987th retrohun 0 67 11ms 31 Mar 2025 987th pastelglowcloud 0 67 16ms 2 Apr 2025 987th litvanika 0 67 11ms 5 Apr 2025 987th 1nspir3d 0 67 12ms 6 Apr 2025 987th MeepMoop 0 67 3ms 6 Apr 2025 987th gonengazit 0 67 3ms 8 Apr 2025 987th Darklight-03 0 67 10ms 14 Apr 2025 987th nilan425 0 67 10ms 16 Apr 2025 987th DialFrost 🇸🇬 0 67 3ms 17 Apr 2025 987th Andriamanitra 🇫🇮 0 67 12ms 17 Apr 2025 987th Shanethegamer 🇺🇸 0 67 3ms 17 Apr 2025 987th edsrzf 🇳🇿 0 67 3ms 17 Apr 2025 987th HumanoidCPU 0 67 4ms 18 Apr 2025 987th adaGrad1 0 67 10ms 18 Apr 2025 987th codewrite 🇬🇧 0 67 10ms 18 Apr 2025 987th CaedenHarper 🇨🇦 0 67 3ms 18 Apr 2025 987th masterofsoap 0 67 10ms 24 Apr 2025 987th dokutan 0 67 2ms 28 Apr 2025 987th Lodiscode 0 67 10ms 6 May 2025 987th adammielniczuk 0 67 10ms 12 May 2025 987th erikji 0 67 11ms 23 May 2025 987th thadeucity 0 67 11ms 26 May 2025 987th TheZwierzLF 🇵🇱 0 67 26ms 27 May 2025 987th TheZwierzLF 🇵🇱 0 67 821ms 1 Jun 2025 987th SwordF-Official 0 67 3ms 2 Jun 2025 987th NOS4A5I 0 67 10ms 9 Jun 2025 987th Rogacz 0 67 12ms 9 Jun 2025 987th henryjgt 0 67 13ms 17 Jun 2025 987th shininglegend 0 67 10ms 19 Jun 2025 987th kit971103 0 67 10ms 25 Jun 2025 987th Scaredname 0 67 10ms 5 Jul 2025 987th osNiko 🇧🇷 0 67 14ms 26 Jul 2025 987th LuisGoncalves05 🇵🇹 0 67 10ms 27 Jul 2025 987th dat9395 0 67 14ms 1 Aug 2025 987th avivex1000 0 67 10ms 16 Aug 2025 987th LNCH 0 67 15ms 20 Aug 2025 987th BoraTheDeveloper 0 67 10ms 24 Aug 2025 987th Kaleab-Ayenew 0 67 13ms 27 Aug 2025 987th canonnizq 0 67 10ms 30 Aug 2025 987th frederni 0 67 10ms 10 Sep 2025 987th tungland 0 67 13ms 10 Sep 2025 987th snoozingnewt 🇺🇸 0 67 4ms 15 Sep 2025 First Prev 976–1,050 of 2,835 Next Last