Reversi in all languages in bytes. Cheevos Holes Recent Holes Langs Medals Misc 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 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 CSS Colors (Inverse) CSS Grid Ellipse Perimeters Flags Floyd-Steinberg Dithering Gray Code Decoder Gray Code Encoder Hexagonal Spiral Highly Composite Numbers NFA Simulator Odd Polyomino Tiling p-adic Expansion Polygon Triangulations QR Encoder Quadratic Formula Semiprime Numbers Smooth Numbers Snake Sphenic Numbers Tower of Hanoi Turtle Tutorial All Languages ><> Assembly AWK Bash BASIC Berry brainfuck C C# C++ Civet Clojure COBOL Coconut Common Lisp Crystal D Dart Elixir 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 Erlang 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 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 Erlang 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 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 CSS Colors (Inverse) CSS Grid Ellipse Perimeters Flags Floyd-Steinberg Dithering Gray Code Decoder Gray Code Encoder Hexagonal Spiral Highly Composite Numbers NFA Simulator Odd Polyomino Tiling p-adic Expansion Polygon Triangulations QR Encoder Quadratic Formula Semiprime Numbers Smooth Numbers Snake Sphenic Numbers Tower of Hanoi Turtle Tutorial # Golfer Points Bytes Time Submitted 376th msbranicky 360 288 2,545ms 9 Jan 2025 377th IISResetMe 359 232 1,319ms 14 Jun 2024 378th zakariamouhid 359 316 12ms 8 Jun 2024 379th alemelis 357 306 19ms 17 Oct 2024 380th snoozingnewt 🇺🇸 356 297 1,131ms 27 Sep 2025 381st madex 🇩🇪 355 320 12ms 6 Jun 2024 382nd yuchuehw 352 310 21ms 4 Jun 2024 382nd Flekay 🇩🇪 352 310 26ms 11 Jul 2025 382nd snoozingnewt 🇺🇸 352 310 19ms 28 Jul 2025 385th klixel 🇨🇦 348 314 287ms 14 Jul 2025 386th MichalMarsalek 🇨🇿 346 352 358ms 7 Jun 2024 387th dokutan 342 256 1,375ms 30 Aug 2025 388th KatieLG 🇬🇧 342 398 370ms 14 Oct 2024 389th BREMAUCY 🇫🇷 339 322 22ms 24 Aug 2025 390th Yewzir 🇧🇪 335 326 15ms 10 Jun 2024 391st mbittner20 334 327 14ms 28 Apr 2025 392nd markusgraube 332 329 18ms 1 Jul 2024 393rd Yax42 🇫🇷 328 245 141ms 7 Oct 2025 394th knutae 🇳🇴 318 343 22ms 23 Jun 2024 394th jameswmccarty 318 343 26ms 11 Oct 2024 396th Babafaba 317 345 20ms 3 days ago 397th Babafaba 314 337 931ms 8 days ago 398th msbranicky 306 294 230ms 18 Sep 2024 399th madex 🇩🇪 288 379 13ms 3 Jun 2024 400th adamnielson42 🇺🇸 287 380 18ms 16 Oct 2024 401st Yax42 🇫🇷 278 421 189ms 7 Oct 2025 402nd FlorianCassayre 🇫🇷 276 396 56ms 1 Jun 2024 403rd croc54 271 403 15ms 3 Feb 2025 404th jtaxen 257 425 96ms 3 Jun 2024 405th FortuiteMan 🇫🇷 248 441 25ms 6 Oct 2024 406th snoozingnewt 🇺🇸 234 492 120ms 5 Oct 2025 407th mrmena 🇦🇺 232 636 49ms 9 Jun 2024 408th iczelia 🇩🇪 219 499 12ms 15 days ago 409th Upload-and-View 🇺🇦 215 508 16ms 21 Aug 2025 410th scpchicken 🇵🇼 206 529 13ms 1 Jun 2024 411th hiichbindermax 200 545 15ms 4 Jun 2024 411th KatieLG-Transpiler 🇬🇧 200 545 14ms 16 Aug 2024 413th two-bad 🇬🇧 178 638 15ms 10 Aug 2025 414th Jacob385 150 903 453ms 22 Jun 2024 415th Zhenyu-Bo 131 833 14ms 1 Aug 2025 416th aksyristos 128 852 16ms 5 Oct 2025 417th Msleizak 🇫🇷 115 725 311ms 23 Jul 2025 418th KatieLG 🇬🇧 99 3,659 59ms 9 Jun 2024 419th error256 0 121 1,895ms 4 May 2025 420th ovs-code 🇩🇪 0 126 14ms 20 Jun 2025 421st edsrzf 🇳🇿 0 170 316ms 29 May 2025 422nd aiwana 0 238 42ms 16 days ago 423rd dokutan 0 467 66ms 28 Jun 2025 First Prev 376–423 of 423