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 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 Chars Time Submitted 401st dokutan 406 334 426ms 5 Jun 2024 402nd Babafaba 402 198 22ms 30 Oct 2025 403rd coreynash 402 244 22ms 12 Jun 2024 404th Yewzir 🇧🇪 402 410 1,223ms 9 Jun 2024 405th Yewzir 🇧🇪 396 302 96ms 19 Dec 2024 406th CaedenHarper 🇨🇦 394 249 16ms 25 Sep 2025 407th CaedenHarper 🇨🇦 392 343 456ms 7 Oct 2025 408th LHLaurini 🇧🇷 390 314 2ms 29 Jun 2024 409th InigoK 🇺🇸 388 205 26ms 22 Sep 2025 410th dokutan 376 273 2,328ms 23 Oct 2024 411th guilhem-roy 🇫🇷 375 212 2,323ms 22 Nov 2025 412th elgan65536 🇺🇸 370 215 16ms 3 Oct 2024 413th blaztoma 🇱🇹 367 377 128ms 28 Nov 2025 414th YAJUE114514 362 220 15ms 28 Dec 2025 415th TobyBoyne 🇬🇧 357 223 19ms 6 Jun 2024 416th msbranicky 356 288 2,612ms 9 Jan 2025 417th CaedenHarper 🇨🇦 355 237 1,859ms 30 Sep 2025 418th tomh1012 353 384 504ms 12 Nov 2025 419th HumanoidCPU 351 230 452ms 31 Dec 2025 420th CaedenHarper 🇨🇦 349 231 718ms 11 Dec 2025 421st mousetail 🇳🇱 346 230 32ms 22 Sep 2025 422nd CaedenHarper 🇨🇦 343 232 34ms 11 Dec 2025 423rd MichalMarsalek 🇨🇿 343 352 430ms 7 Jun 2024 424th KatieLG 🇬🇧 341 398 444ms 14 Oct 2024 425th HumanoidCPU 340 234 21ms 31 Dec 2025 426th IISResetMe 333 232 1,400ms 14 Jun 2024 427th gigaprofisi 🇺🇸 318 308 12ms 1 Nov 2025 428th msbranicky 315 256 748ms 2 Jun 2024 429th madex 🇩🇪 314 253 23ms 23 Dec 2025 430th msbranicky 313 254 38ms 9 Aug 2024 431st stefangabos 🇷🇴 313 313 12ms 17 Nov 2025 432nd zakariamouhid 310 316 17ms 8 Jun 2024 433rd Bulmenisaurus 307 259 37ms 5 Jan 2025 434th madex 🇩🇪 306 320 14ms 6 Jun 2024 435th mathisfun271 300 265 36ms 7 Oct 2024 436th msbranicky 299 294 213ms 18 Sep 2024 437th Yax42 🇫🇷 276 421 152ms 7 Oct 2025 438th Yax42 🇫🇷 268 245 132ms 7 Oct 2025 439th alemelis 260 306 22ms 17 Oct 2024 440th klixel 🇨🇦 253 314 304ms 14 Jul 2025 441st mbittner20 243 327 18ms 28 Apr 2025 442nd markusgraube 242 329 17ms 1 Jul 2024 443rd FortuiteMan 🇫🇷 238 334 26ms 27 Nov 2025 444th knutae 🇳🇴 232 343 21ms 23 Jun 2024 444th jameswmccarty 232 343 28ms 11 Oct 2024 446th mrmena 🇦🇺 229 636 44ms 9 Jun 2024 447th adamnielson42 🇺🇸 209 380 17ms 16 Oct 2024 448th FlorianCassayre 🇫🇷 201 396 53ms 1 Jun 2024 449th croc54 197 403 14ms 3 Feb 2025 450th jtaxen 187 425 55ms 3 Jun 2024 451st tomh1012 186 427 21ms 7 Mar 2026 452nd firegene 🇮🇪 180 441 19ms 9 days ago 453rd iczelia 🇩🇪 159 499 13ms 23 Oct 2025 454th muser-logiccpu 🇺🇦 157 508 17ms 21 Aug 2025 455th two-bad 🇬🇧 154 638 16ms 10 Aug 2025 456th scpchicken 🇵🇼 150 529 15ms 1 Jun 2024 457th Jacob385 149 903 538ms 22 Jun 2024 458th hiichbindermax 146 545 17ms 4 Jun 2024 458th KatieLG-Transpiler 🇬🇧 146 545 18ms 16 Aug 2024 460th Andrey2001 139 572 19ms 7 days ago 461st Msleizak 🇫🇷 107 725 283ms 23 Jul 2025 462nd KatieLG 🇬🇧 99 3,659 90ms 9 Jun 2024 463rd Zhenyu-Bo 96 833 13ms 1 Aug 2025 464th AidanWalter 43 1,869 16ms 28 Nov 2025 465th ovs-code 🇩🇪 0 90 14ms 20 Jun 2025 466th error256 0 121 1,776ms 4 May 2025 467th aiwana 0 135 38ms 22 Oct 2025 468th dokutan 0 166 87ms 12 days ago 469th edsrzf 🇳🇿 0 170 240ms 29 May 2025 470th dokutan 0 171 62ms 28 Jun 2025 471st Yewzir 🇧🇪 0 276 3ms 12 Feb 2026 First Prev 401–471 of 471