Reversi in Python in bytes. 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 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 NFA Simulator Odd Polyomino Tiling p-adic Expansion Polygon Triangulations QR Encoder Quadratic Formula Semiprime Numbers Smooth Numbers Snake Sphenic Numbers Taxicab 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 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 NFA Simulator Odd Polyomino Tiling p-adic Expansion Polygon Triangulations QR Encoder Quadratic Formula Semiprime Numbers Smooth Numbers Snake Sphenic Numbers Taxicab Numbers Tower of Hanoi Turtle Tutorial # Golfer Points Bytes Time Submitted 1st 4atj 1,000 114 24ms 8 Apr 2025 1st Shanethegamer 🇺🇸 1,000 114 23ms 8 Apr 2025 3rd m-tkach 🇺🇦 942 121 19ms 1 Jun 2024 3rd orthoplex 🇨🇽 942 121 22ms 1 Jun 2024 5th nwellnhof 🇩🇪 934 122 18ms 1 Jun 2024 5th MeWhenI 🇻🇦 934 122 22ms 7 Jun 2024 5th sisyphus-ppcg 🇦🇺 934 122 20ms 25 Jul 2024 5th Steffan153 🇫🇮 934 122 22ms 24 Aug 2024 9th ovs-code 🇩🇪 927 123 18ms 1 Jun 2024 9th Seek64 🇩🇪 927 123 18ms 23 May 2025 9th emgordon154 927 123 18ms 7 Jun 2025 9th ryyyn 🇺🇸 927 123 18ms 20 days ago 13th JayXon 🇺🇸 919 124 17ms 1 Jun 2024 13th xsot 🇸🇬 919 124 17ms 2 Jun 2024 13th pardouin 🇫🇷 919 124 17ms 3 Jun 2024 13th GrayJoKing 🇦🇺 919 124 18ms 11 Jun 2024 13th sean-niemann 🇺🇸 919 124 18ms 4 Feb 2025 13th kg583 🇺🇸 919 124 17ms 25 Aug 2025 19th 5cw 🇺🇸 905 126 18ms 1 Jun 2024 19th SirBogman 🇺🇸 905 126 19ms 2 Jun 2024 19th stefangimmillaro 905 126 19ms 30 Jan 2025 19th bricknellj 905 126 18ms 6 Feb 2025 19th edsrzf 🇳🇿 905 126 16ms 9 Sep 2025 24th AlephSquirrel 891 128 32ms 4 Jun 2024 25th GolfingSuccess 🇬🇷 851 134 21ms 1 Jun 2024 25th error256 851 134 28ms 1 Jun 2024 27th duckyluuk 🇳🇱 838 136 35ms 1 Jun 2024 28th bizy-coder 820 139 31ms 1 Jun 2024 28th cros107 🇦🇺 820 139 29ms 19 Jun 2024 30th davecame 814 140 21ms 16 Jul 2024 31st hallvabo 🇳🇴 803 142 31ms 6 Jun 2024 32nd SB-945 760 150 33ms 8 Jun 2024 33rd OllieBoyne 🇬🇧 755 151 28ms 6 Jun 2024 34th commandblockguy 🇺🇸 750 152 27ms 3 Jun 2024 35th lifthrasiir 🇰🇷 745 153 80ms 12 Nov 2024 36th EnTerr 679 168 19ms 5 Jun 2024 37th snoozingnewt 🇺🇸 675 169 23ms 3 days ago 38th qpwoeirut 667 171 22ms 1 Oct 2025 39th ahmetdemirag 🇨🇾 663 172 47ms 5 Feb 2025 40th albanian-laundromat 644 177 60ms 8 days ago 41st CornerMercury 🇬🇧 623 183 1,694ms 41 hours ago 42nd annaproxy 594 192 197ms 28 Aug 2025 43rd KatieLG 🇬🇧 564 202 2,676ms 25 May 2025 44th InigoK 🇺🇸 556 205 22ms 22 Sep 2025 45th ndren 548 208 238ms 10 Jul 2025 46th guilhem-roy 🇫🇷 538 212 2,200ms 3 days ago 47th elgan65536 530 215 15ms 3 Oct 2024 47th jatloe 530 215 313ms 28 Oct 2024 49th TobyBoyne 🇬🇧 511 223 20ms 6 Jun 2024 50th mousetail 🇳🇱 496 230 23ms 22 Sep 2025 51st msbranicky 449 254 37ms 9 Aug 2024 52nd wh3n3v3r 🇨🇿 447 255 55ms 12 Nov 2024 53rd blaztoma 🇱🇹 445 256 28ms 16 days ago 54th Bulmenisaurus 440 259 34ms 5 Jan 2025 55th CaedenHarper 🇨🇦 433 263 26ms 25 Sep 2025 56th mathisfun271 430 265 37ms 7 Oct 2024 57th dokutan 424 269 21ms 3 Jun 2024 58th alemelis 373 306 20ms 17 Oct 2024 59th yuchuehw 368 310 23ms 4 Jun 2024 59th Flekay 🇩🇪 368 310 19ms 11 Jul 2025 61st klixel 🇨🇦 363 314 270ms 14 Jul 2025 62nd BREMAUCY 🇫🇷 354 322 21ms 24 Aug 2025 63rd Yewzir 🇧🇪 350 326 15ms 10 Jun 2024 64th mbittner20 349 327 14ms 28 Apr 2025 65th markusgraube 347 329 17ms 1 Jul 2024 66th knutae 🇳🇴 332 343 20ms 23 Jun 2024 66th jameswmccarty 332 343 26ms 11 Oct 2024 68th Babafaba 330 345 19ms 21 days ago 69th madex 🇩🇪 301 379 12ms 3 Jun 2024 70th adamnielson42 🇺🇸 300 380 16ms 16 Oct 2024 71st FlorianCassayre 🇫🇷 288 396 51ms 1 Jun 2024 72nd croc54 283 403 15ms 3 Feb 2025 73rd jtaxen 268 425 71ms 3 Jun 2024 74th FortuiteMan 🇫🇷 259 441 19ms 6 Oct 2024 75th iczelia 🇩🇪 228 499 12ms 23 Oct 2025 1–75 of 81 Next Last