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 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 Calendar 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 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 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 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 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 Calendar 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 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 376th guilhem-roy 🇫🇷 375 212 2,346ms 13 days ago 377th elgan65536 369 215 13ms 3 Oct 2024 378th blaztoma 🇱🇹 367 377 111ms 8 days ago 379th TobyBoyne 🇬🇧 356 223 17ms 6 Jun 2024 380th msbranicky 356 288 2,545ms 9 Jan 2025 381st CaedenHarper 🇨🇦 354 237 1,307ms 30 Sep 2025 382nd tomh1012 353 384 399ms 23 days ago 383rd mousetail 🇳🇱 345 230 22ms 22 Sep 2025 384th MichalMarsalek 🇨🇿 343 352 358ms 7 Jun 2024 385th KatieLG 🇬🇧 341 398 408ms 14 Oct 2024 386th IISResetMe 340 232 1,437ms 14 Jun 2024 387th gigaprofisi 🇺🇸 318 308 11ms 1 Nov 2025 388th CaedenHarper 🇨🇦 315 253 810ms 25 Sep 2025 389th msbranicky 313 254 38ms 9 Aug 2024 390th stefangabos 🇷🇴 313 313 11ms 18 days ago 391st msbranicky 312 256 774ms 2 Jun 2024 392nd blaztoma 🇱🇹 310 256 28ms 26 days ago 393rd zakariamouhid 310 316 12ms 8 Jun 2024 394th Bulmenisaurus 307 259 36ms 5 Jan 2025 395th madex 🇩🇪 306 320 12ms 6 Jun 2024 396th CaedenHarper 🇨🇦 302 263 27ms 25 Sep 2025 397th mathisfun271 300 265 31ms 7 Oct 2024 398th msbranicky 299 294 195ms 18 Sep 2024 399th Yax42 🇫🇷 276 421 132ms 7 Oct 2025 400th Yax42 🇫🇷 268 245 141ms 7 Oct 2025 401st alemelis 260 306 20ms 17 Oct 2024 402nd Flekay 🇩🇪 256 310 20ms 11 Jul 2025 403rd klixel 🇨🇦 253 314 288ms 14 Jul 2025 404th mbittner20 243 327 13ms 28 Apr 2025 405th markusgraube 241 329 16ms 1 Jul 2024 406th FortuiteMan 🇫🇷 238 334 24ms 8 days ago 407th knutae 🇳🇴 232 343 18ms 23 Jun 2024 407th jameswmccarty 232 343 25ms 11 Oct 2024 409th mrmena 🇦🇺 230 636 49ms 9 Jun 2024 410th JOrE20 🇺🇸 214 457 12ms 3 days ago 411th madex 🇩🇪 210 379 12ms 3 Jun 2024 412th adamnielson42 🇺🇸 209 380 16ms 16 Oct 2024 413th FlorianCassayre 🇫🇷 201 396 54ms 1 Jun 2024 414th croc54 197 403 14ms 3 Feb 2025 415th jtaxen 187 425 57ms 3 Jun 2024 416th iczelia 🇩🇪 159 499 18ms 23 Oct 2025 417th Upload-and-View 🇺🇦 156 508 16ms 21 Aug 2025 418th two-bad 🇬🇧 154 638 14ms 10 Aug 2025 419th scpchicken 🇵🇼 150 529 12ms 1 Jun 2024 420th Jacob385 149 903 381ms 22 Jun 2024 421st hiichbindermax 146 545 15ms 4 Jun 2024 421st KatieLG-Transpiler 🇬🇧 146 545 13ms 16 Aug 2024 423rd Msleizak 🇫🇷 109 725 280ms 23 Jul 2025 424th anter69 🇭🇺 100 793 13ms 44 hours ago 425th KatieLG 🇬🇧 99 3,659 90ms 9 Jun 2024 426th Zhenyu-Bo 95 833 11ms 1 Aug 2025 427th aksyristos 93 852 13ms 5 Oct 2025 428th AidanWalter 43 1,869 18ms 8 days ago 429th ovs-code 🇩🇪 0 90 14ms 20 Jun 2025 430th error256 0 121 1,851ms 4 May 2025 431st aiwana 0 135 42ms 22 Oct 2025 432nd edsrzf 🇳🇿 0 170 238ms 29 May 2025 433rd dokutan 0 171 66ms 28 Jun 2025 First Prev 376–433 of 433