Tutorial in all languages in bytes. 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 Ellipse Perimeters Flags Floyd-Steinberg Dithering Hexagonal Spiral Highly Composite Numbers NFA Simulator 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 Ellipse Perimeters Flags Floyd-Steinberg Dithering Hexagonal Spiral Highly Composite Numbers NFA Simulator 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 Bytes Time Submitted 747th snoozingnewt 🇨🇦 0 61 113ms 15 Sep 2025 747th snoozingnewt 🇨🇦 0 61 14ms 15 Sep 2025 747th larsendaniel 0 61 15ms 7 Nov 2025 747th JOrE20 0 61 12ms 18 Nov 2025 747th GodlyProgrammer1 0 61 17ms 22 Nov 2025 747th Kacarott 🇦🇺 0 61 101ms 25 Nov 2025 747th egertaia 0 61 15ms 9 Jan 2026 747th r58iiz 0 61 13ms 15 Jan 2026 747th ragonscreen 0 61 13ms 16 Jan 2026 747th matzuka 0 61 39ms 29 Jan 2026 747th FoxInTheClouds 0 61 15ms 5 Feb 2026 747th Ultra814 0 61 13ms 19 Feb 2026 747th weliveinhell 🇭🇹 0 61 14ms 12 Mar 2026 747th marcuswilcour 0 61 12ms 26 days ago 747th DayDun 🇸🇪 0 61 13ms 18 days ago 816th emgordon154 0 62 2ms 27 Nov 2024 816th CLOStrophobic 🇮🇹 0 62 3ms 4 Feb 2025 816th DialFrost 🇸🇬 0 62 10ms 15 Feb 2025 816th dokutan 0 62 1,719ms 15 Jul 2025 816th 6512345 0 62 138ms 4 Nov 2025 821st kg583 🇺🇸 0 63 49ms 21 Nov 2024 821st emgordon154 0 63 166ms 28 Nov 2024 821st rucin93 🇵🇱 0 63 165ms 3 Dec 2024 821st lukegustafson 🇺🇸 0 63 169ms 7 Dec 2024 821st sean-niemann 🇺🇸 0 63 157ms 10 Dec 2024 821st MeWhenI 🇻🇦 0 63 5ms 18 Dec 2024 821st zacjl 0 63 52ms 31 Dec 2024 821st Shanethegamer 🇺🇸 0 63 152ms 10 Jan 2025 821st CLOStrophobic 🇮🇹 0 63 58ms 17 Jan 2025 821st edsrzf 🇳🇿 0 63 50ms 9 Feb 2025 821st GolfingSuccess 🇬🇷 0 63 49ms 9 Feb 2025 821st Nemikolh 🇫🇷 0 63 13ms 12 Feb 2025 821st GolfingSuccess 🇬🇷 0 63 162ms 20 Feb 2025 821st varhammer 0 63 7ms 22 Feb 2025 821st voytxt 🇨🇿 0 63 152ms 17 Apr 2025 821st FlyingPenguin223 0 63 51ms 17 Apr 2025 821st DialFrost 🇸🇬 0 63 157ms 17 Apr 2025 821st DialFrost 🇸🇬 0 63 8ms 17 Apr 2025 821st DialFrost 🇸🇬 0 63 49ms 17 Apr 2025 821st pardouin 🇫🇷 0 63 159ms 17 Apr 2025 821st Shanethegamer 🇺🇸 0 63 6ms 17 Apr 2025 821st Shanethegamer 🇺🇸 0 63 54ms 17 Apr 2025 821st GolfingSuccess 🇬🇷 0 63 7ms 17 Apr 2025 821st HumanoidCPU 0 63 160ms 18 Apr 2025 821st HumanoidCPU 0 63 6ms 18 Apr 2025 821st HumanoidCPU 0 63 50ms 18 Apr 2025 821st CaedenHarper 🇨🇦 0 63 165ms 18 Apr 2025 821st CaedenHarper 🇨🇦 0 63 6ms 18 Apr 2025 821st CaedenHarper 🇨🇦 0 63 56ms 18 Apr 2025 821st dokutan 0 63 171ms 28 Apr 2025 821st dokutan 0 63 7ms 28 Apr 2025 821st Jigglypuffed 0 63 50ms 19 Jul 2025 821st penous 0 63 13ms 2 Aug 2025 821st YellowDudeIsMe 0 63 14ms 14 Aug 2025 821st albanian-laundromat 🇺🇸 0 63 7ms 22 Aug 2025 821st snoozingnewt 🇨🇦 0 63 169ms 15 Sep 2025 821st snoozingnewt 🇨🇦 0 63 7ms 15 Sep 2025 821st snoozingnewt 🇨🇦 0 63 52ms 15 Sep 2025 821st luuumine 🇫🇷 0 63 2ms 10 Nov 2025 821st JOrE20 0 63 7ms 18 Nov 2025 821st kayaulai 0 63 93ms 23 Nov 2025 821st F4075 0 63 12ms 20 days ago 821st phSHARP 0 63 13ms 18 days ago 864th Shanethegamer 🇺🇸 0 64 132ms 20 Nov 2024 864th error256 0 64 131ms 21 Nov 2024 864th error256 0 64 1,021ms 21 Nov 2024 864th emgordon154 0 64 2ms 26 Nov 2024 864th Liniarc 0 64 15ms 26 Nov 2024 864th MeWhenI 🇻🇦 0 64 49ms 12 Dec 2024 864th luuumine 🇫🇷 0 64 1,021ms 16 Oct 2025 864th GolfingSuccess 🇬🇷 0 64 3ms 12 Nov 2025 864th GolfingSuccess 🇬🇷 0 64 155ms 2 Dec 2025 864th Shanethegamer 🇺🇸 0 64 152ms 4 Dec 2025 864th GolfingSuccess 🇬🇷 0 64 110ms 15 Dec 2025 864th amazingalek 🇳🇴 0 64 13ms 16 Dec 2025 864th error256 0 64 150ms 3 Feb 2026 864th pardouin 🇫🇷 0 64 149ms 4 Feb 2026 864th snoozingnewt 🇨🇦 0 64 128ms 10 days ago 864th emgordon154 0 64 107ms 9 days ago 880th Shanethegamer 🇺🇸 0 65 7ms 20 Nov 2024 First Prev 801–880 of 3,555 Next Last