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 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 Multitap Input 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 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 Multitap Input 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 60th CornerMercury 🇬🇧 0 23 43ms 24 Sep 2025 60th HumanoidCPU 0 23 113ms 11 days ago 83rd Natanaelel 🇸🇪 0 24 44ms 23 Jan 2025 83rd TheZwierzLF 🇵🇱 0 24 183ms 1 Jun 2025 85th Shanethegamer 🇺🇸 0 26 211ms 20 Nov 2024 85th btnlq 0 26 253ms 26 Nov 2024 85th sean-niemann 🇺🇸 0 26 234ms 26 Nov 2024 85th DialFrost 🇸🇬 0 26 239ms 26 Nov 2024 85th emgordon154 0 26 228ms 28 Nov 2024 85th stefangimmillaro 0 26 250ms 3 Dec 2024 85th SirBogman 🇺🇸 0 26 219ms 3 Dec 2024 85th MeWhenI 🇻🇦 0 26 237ms 11 Dec 2024 85th GolfingSuccess 🇬🇷 0 26 249ms 21 Dec 2024 85th CaedenHarper 🇨🇦 0 26 271ms 4 Jan 2025 85th CLOStrophobic 🇮🇹 0 26 230ms 22 Jan 2025 85th sisyphus-ppcg 🇦🇺 0 26 240ms 31 Jan 2025 85th pardouin 🇫🇷 0 26 233ms 2 Feb 2025 85th ovs-code 🇩🇪 0 26 278ms 2 Feb 2025 85th Natanaelel 🇸🇪 0 26 227ms 2 Feb 2025 85th HumanoidCPU 0 26 259ms 4 Feb 2025 85th MeWhenI 🇻🇦 0 26 212ms 14 Feb 2025 85th targrik 0 26 181ms 14 Feb 2025 85th xyangst 0 26 262ms 14 Feb 2025 85th emgordon154 0 26 42ms 19 Feb 2025 85th juliansiebert 🇩🇪 0 26 251ms 5 Apr 2025 85th kg583 🇺🇸 0 26 254ms 9 Apr 2025 85th m-tkach 🇺🇦 0 26 256ms 23 Apr 2025 85th dokutan 0 26 241ms 28 Apr 2025 85th BREMAUCY 🇫🇷 0 26 232ms 1 Jul 2025 85th Msleizak 🇫🇷 0 26 250ms 4 Jul 2025 85th snoozingnewt 🇨🇦 0 26 231ms 15 Sep 2025 85th edsrzf 🇳🇿 0 26 261ms 12 Oct 2025 85th JOrE20 🇺🇸 0 26 207ms 9 Dec 2025 85th kurkale6ka 0 26 182ms 11 Dec 2025 85th kurkale6ka 0 26 101ms 11 Dec 2025 116th lynn 0 27 43ms 23 Jan 2025 116th MeWhenI 🇻🇦 0 27 787ms 14 Feb 2025 116th xiaoyiming123 0 27 1,123ms 12 Jul 2025 116th J09M 0 27 1,062ms 23 Sep 2025 116th kurkale6ka 0 27 678ms 10 Dec 2025 121st Shanethegamer 🇺🇸 0 28 47ms 20 Nov 2024 121st stefangimmillaro 0 28 51ms 20 Nov 2024 121st error256 0 28 46ms 21 Nov 2024 121st GolfingSuccess 🇬🇷 0 28 43ms 25 Nov 2024 121st DialFrost 🇸🇬 0 28 46ms 26 Nov 2024 121st sean-niemann 🇺🇸 0 28 54ms 26 Nov 2024 121st FlyingPenguin223 0 28 50ms 27 Nov 2024 121st emgordon154 0 28 51ms 28 Nov 2024 121st m-tkach 🇺🇦 0 28 45ms 28 Nov 2024 121st lifthrasiir 🇰🇷 0 28 6ms 30 Nov 2024 121st sisyphus-ppcg 🇦🇺 0 28 47ms 2 Dec 2024 121st zacjl 0 28 6ms 2 Dec 2024 121st SirBogman 🇺🇸 0 28 6ms 3 Dec 2024 121st SirBogman 🇺🇸 0 28 44ms 3 Dec 2024 121st 2bular 0 28 6ms 9 Dec 2024 121st Natanaelel 🇸🇪 0 28 50ms 9 Dec 2024 121st MeWhenI 🇻🇦 0 28 52ms 11 Dec 2024 121st antimon2 🇯🇵 0 28 47ms 16 Dec 2024 121st CaedenHarper 🇨🇦 0 28 46ms 4 Jan 2025 121st CLOStrophobic 🇮🇹 0 28 44ms 22 Jan 2025 121st kg583 🇺🇸 0 28 51ms 23 Jan 2025 121st ovs-code 🇩🇪 0 28 47ms 31 Jan 2025 121st pardouin 🇫🇷 0 28 44ms 2 Feb 2025 121st anter69 🇭🇺 0 28 44ms 3 Feb 2025 121st janlelis 0 28 53ms 6 Feb 2025 121st targrik 0 28 916ms 14 Feb 2025 121st tatzyr 🇯🇵 0 28 49ms 16 Feb 2025 121st chocycat 0 28 53ms 1 Mar 2025 121st paul-c-hartman 0 28 46ms 7 Mar 2025 121st pardouin 🇫🇷 0 28 6ms 17 Apr 2025 121st DialFrost 🇸🇬 0 28 6ms 17 Apr 2025 121st Shanethegamer 🇺🇸 0 28 8ms 17 Apr 2025 121st GolfingSuccess 🇬🇷 0 28 6ms 17 Apr 2025 121st edsrzf 🇳🇿 0 28 50ms 17 Apr 2025 121st HumanoidCPU 0 28 6ms 18 Apr 2025 121st HumanoidCPU 0 28 46ms 18 Apr 2025 121st CaedenHarper 🇨🇦 0 28 9ms 18 Apr 2025 121st plcc0 0 28 51ms 21 Apr 2025 121st Natanaelel 🇸🇪 0 28 5ms 23 Apr 2025 121st dokutan 0 28 6ms 28 Apr 2025 First Prev 81–160 of 3,000 Next Last