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 CSS Colors (Inverse) CSS Grid Ellipse Perimeters Flags Floyd-Steinberg Dithering Gray Code Decoder Gray Code Encoder Hexagonal Spiral Highly Composite Numbers NFA Simulator 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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 111th greentruff 0 28 5ms 10 May 2025 111th Just4FunCoder 0 28 34ms 18 Jun 2025 111th AbrahamJLR 🇻🇪 0 28 51ms 18 Jul 2025 111th Matter1024 🇮🇳 0 28 52ms 11 Aug 2025 111th vishal-mohanty 0 28 33ms 24 Aug 2025 111th frankgraziano 0 28 6ms 6 Sep 2025 111th LostSyntax21 🇬🇧 0 28 53ms 11 Sep 2025 111th snoozingnewt 🇺🇸 0 28 6ms 15 Sep 2025 111th snoozingnewt 🇺🇸 0 28 53ms 15 Sep 2025 111th edsrzf 🇳🇿 0 28 6ms 5 days ago 111th Babafaba 0 28 32ms 5 days ago 111th Boowie41 0 28 35ms 20 hours ago 163rd ovs-code 🇩🇪 0 29 6ms 25 Nov 2024 163rd emgordon154 0 29 5ms 26 Nov 2024 163rd stefangimmillaro 0 29 57ms 26 Nov 2024 163rd JunkIce 0 29 61ms 3 Dec 2024 163rd duckyluuk 🇳🇱 0 29 61ms 12 Jan 2025 163rd voytxt 🇨🇿 0 29 59ms 25 Jan 2025 163rd gigaprofisi 🇺🇸 0 29 60ms 3 Mar 2025 163rd Yewzir 🇧🇪 0 29 72ms 11 Mar 2025 163rd TheZwierzLF 🇵🇱 0 29 55ms 1 Jun 2025 163rd paiv 0 29 61ms 16 Jun 2025 163rd DABANANAMAN120 0 29 56ms 26 Jun 2025 163rd Bpc-CPU 0 29 60ms 12 Jul 2025 163rd KatieLG 🇬🇧 0 29 55ms 27 Sep 2025 163rd TheDevilWillBeBee 0 29 702ms 2 days ago 177th Quirkly-Quasar1 🇺🇸 0 30 55ms 3 Dec 2024 177th FlyingPenguin223 0 30 6ms 9 Dec 2024 177th MeWhenI 🇻🇦 0 30 7ms 11 Dec 2024 177th shadowninja55 🇺🇸 0 30 6ms 30 Dec 2024 177th canissimia 🇦🇶 0 30 2ms 23 Jan 2025 177th saito-ta 🇯🇵 0 30 2ms 27 Jan 2025 177th sisyphus-ppcg 🇦🇺 0 30 2ms 28 Jan 2025 177th psethwick 0 30 6ms 30 Jan 2025 177th psethwick 0 30 59ms 31 Jan 2025 177th RedzGoose 🇦🇺 0 30 594ms 25 Feb 2025 177th paulmr 0 30 7ms 5 Mar 2025 177th plcc0 0 30 7ms 30 Mar 2025 177th klixel 🇨🇦 0 30 59ms 9 Jul 2025 177th targrik 0 30 39ms 4 Aug 2025 177th matejmatik123 🇸🇰 0 30 57ms 11 Aug 2025 177th targrik 0 30 56ms 11 Sep 2025 177th AlephSquirrel 0 30 5ms 5 days ago 177th luuumine 🇫🇷 0 30 44ms 12 hours ago 195th duckyluuk 🇳🇱 0 31 6ms 12 Jan 2025 195th voytxt 🇨🇿 0 31 6ms 25 Jan 2025 195th csharpython 0 31 6ms 5 Feb 2025 195th emgordon154 0 31 3ms 14 Feb 2025 195th gigaprofisi 🇺🇸 0 31 6ms 3 Mar 2025 195th targrik 0 31 7ms 14 Mar 2025 195th TannerJ07 🇺🇸 0 31 6ms 5 Apr 2025 195th greentruff 0 31 4ms 11 May 2025 195th Shanethegamer 🇺🇸 0 31 3ms 19 May 2025 195th HumanoidCPU 0 31 3ms 19 May 2025 195th plcc0 0 31 3ms 19 May 2025 195th voytxt 🇨🇿 0 31 3ms 19 May 2025 195th GolfingSuccess 🇬🇷 0 31 3ms 19 May 2025 195th ovs-code 🇩🇪 0 31 3ms 19 May 2025 195th DialFrost 🇸🇬 0 31 3ms 21 May 2025 195th MeWhenI 🇻🇦 0 31 3ms 28 May 2025 195th AlephSquirrel 0 31 3ms 8 Jun 2025 195th Jigglypuffed 0 31 3ms 12 Jun 2025 195th xvogt 🇱🇮 0 31 3ms 12 Jun 2025 195th xvogt 🇱🇮 0 31 6ms 12 Jun 2025 195th artem-aramma 0 31 39ms 18 Jun 2025 195th GolfingSuccess 🇬🇷 0 31 5ms 4 Aug 2025 195th DialFrost 🇸🇬 0 31 3ms 4 Aug 2025 195th synt7x 🇺🇸 0 31 2ms 5 Aug 2025 195th Shanethegamer 🇺🇸 0 31 2ms 9 Aug 2025 195th sblaplace 0 31 7ms 11 Aug 2025 195th ndren 0 31 3ms 5 Sep 2025 195th kmathis22 0 31 5ms 10 Sep 2025 195th snoozingnewt 🇺🇸 0 31 3ms 15 Sep 2025 195th snoozingnewt 🇺🇸 0 31 3ms 15 Sep 2025 195th J09M 0 31 6ms 23 Sep 2025 First Prev 151–225 of 2,809 Next Last