Reversi 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 401st HumanoidCPU 340 234 22ms 24 days ago 402nd msbranicky 318 256 734ms 2 Jun 2024 403rd gigaprofisi 🇺🇸 318 308 12ms 1 Nov 2025 404th madex 🇩🇪 314 253 25ms 23 Dec 2025 405th msbranicky 313 254 37ms 9 Aug 2024 406th stefangabos 🇷🇴 313 313 11ms 17 Nov 2025 407th zakariamouhid 310 316 11ms 8 Jun 2024 408th Bulmenisaurus 307 259 33ms 5 Jan 2025 409th madex 🇩🇪 306 320 15ms 6 Jun 2024 410th mathisfun271 300 265 30ms 7 Oct 2024 411th msbranicky 299 294 224ms 18 Sep 2024 412th Lv0Sys 🇵🇱 280 284 19ms 11 Dec 2025 413th Yax42 🇫🇷 276 421 183ms 7 Oct 2025 414th JOrE20 🇺🇸 274 358 12ms 24 Dec 2025 415th Yax42 🇫🇷 268 245 129ms 7 Oct 2025 416th alemelis 260 306 20ms 17 Oct 2024 417th Flekay 🇩🇪 256 310 21ms 11 Jul 2025 418th klixel 🇨🇦 253 314 281ms 14 Jul 2025 419th mbittner20 243 327 14ms 28 Apr 2025 420th markusgraube 242 329 16ms 1 Jul 2024 421st FortuiteMan 🇫🇷 238 334 22ms 27 Nov 2025 422nd knutae 🇳🇴 232 343 25ms 23 Jun 2024 422nd jameswmccarty 232 343 29ms 11 Oct 2024 424th mrmena 🇦🇺 230 636 47ms 9 Jun 2024 425th adamnielson42 🇺🇸 209 380 15ms 16 Oct 2024 426th FlorianCassayre 🇫🇷 201 396 52ms 1 Jun 2024 427th croc54 197 403 13ms 3 Feb 2025 428th jtaxen 187 425 52ms 3 Jun 2024 429th iczelia 🇩🇪 159 499 14ms 23 Oct 2025 430th muser-logiccpu 🇺🇦 156 508 16ms 21 Aug 2025 431st two-bad 🇬🇧 154 638 14ms 10 Aug 2025 432nd scpchicken 🇵🇼 150 529 12ms 1 Jun 2024 433rd Jacob385 149 903 448ms 22 Jun 2024 434th hiichbindermax 146 545 15ms 4 Jun 2024 434th KatieLG-Transpiler 🇬🇧 146 545 13ms 16 Aug 2024 436th Msleizak 🇫🇷 109 725 319ms 23 Jul 2025 437th KatieLG 🇬🇧 99 3,659 97ms 9 Jun 2024 438th Zhenyu-Bo 95 833 12ms 1 Aug 2025 439th aksyristos 93 852 13ms 5 Oct 2025 440th AidanWalter 43 1,869 14ms 28 Nov 2025 441st ovs-code 🇩🇪 0 90 14ms 20 Jun 2025 442nd error256 0 121 1,731ms 4 May 2025 443rd aiwana 0 135 39ms 22 Oct 2025 444th edsrzf 🇳🇿 0 170 237ms 29 May 2025 445th dokutan 0 171 62ms 28 Jun 2025 First Prev 401–445 of 445