Tutorial in JavaScript 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 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 Gray Code Decoder Gray Code Encoder Hexagonal Spiral Highly Composite Numbers 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 ><> ALGOL 68 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 ArkScript 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 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 ArkScript 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 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 Gray Code Decoder Gray Code Encoder Hexagonal Spiral Highly Composite Numbers 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 81st acollett89 0 70 13ms 3 Jun 2025 81st Xanderium 0 70 14ms 31 Aug 2025 81st Boowie41 0 70 12ms 10 Nov 2025 81st segasammy-aia-egert 0 70 12ms 9 Jan 2026 85th psethwick 0 71 12ms 30 Jan 2025 85th eTrey13 0 71 12ms 2 Feb 2025 85th qpwoeirut 0 71 12ms 7 Feb 2025 85th mohic 🇧🇪 0 71 13ms 14 Jul 2025 89th gigaprofisi 🇺🇸 0 72 12ms 10 Aug 2025 90th Michiocre 0 73 12ms 3 Dec 2024 90th Lv0Sys 🇵🇱 0 73 13ms 23 May 2025 90th timothytomato 0 73 13ms 26 May 2025 90th Quadruplay 0 73 13ms 12 Jul 2025 90th audigamer 0 73 13ms 18 Oct 2025 95th LukeBridges 🇬🇧 0 74 13ms 3 Feb 2025 95th Jacob385 0 74 13ms 25 Feb 2025 95th mrxz 🇳🇱 0 74 12ms 3 Sep 2025 98th Yax42 🇫🇷 0 75 13ms 5 Dec 2025 99th yb1yb1 0 76 12ms 18 Jan 2025 100th unfinishedprogram 0 77 12ms 3 May 2025 101st FenrisuIven 0 79 13ms 9 May 2025 101st csharpython 0 79 12ms 23 Jul 2025 101st osNiko 🇧🇷 0 79 12ms 14 Aug 2025 101st kurkale6ka 0 79 12ms 8 Dec 2025 105th ntedvs 0 80 12ms 7 Apr 2025 105th 52525rr 0 80 11ms 7 Jul 2025 107th paflov 0 85 12ms 1 Feb 2025 107th TheZwierzLF 🇵🇱 0 85 12ms 29 Nov 2025 109th olavs69 0 87 12ms 8 Dec 2025 110th DABANANAMAN120 0 89 14ms 26 Jun 2025 111th gnlow 🇰🇷 0 154 12ms 11 Feb 2025 112th deancureton 0 157 11ms 29 Dec 2024 112th Sebiann 🇨🇭 0 157 13ms 12 Feb 2025 112th retrohun 0 157 12ms 1 Apr 2025 112th devninjahero 0 157 12ms 25 Jun 2025 112th Bpc-CPU 0 157 13ms 12 Jul 2025 112th Vexxter9 🇳🇱 0 157 13ms 21 Aug 2025 112th Babafaba 0 157 13ms 15 Oct 2025 112th luuumine 🇫🇷 0 157 13ms 16 Oct 2025 112th Openstreetmapler 0 157 13ms 30 Oct 2025 112th Zach1031 0 157 13ms 14 Nov 2025 112th Kate505 0 157 13ms 21 Nov 2025 112th Mefred 0 157 12ms 15 Jan 2026 112th Roachbones 0 157 12ms 16 Jan 2026 112th FortuiteMan 🇫🇷 0 157 12ms 3 Feb 2026 112th junkondo-jp 0 157 12ms 25 days ago 112th janAkali 🇷🇺 0 157 13ms 20 days ago First Prev 81–127 of 127