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 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 Bytes Time Submitted 1st 4atj 1,000 114 25ms 8 Apr 2025 1st Shanethegamer 🇺🇸 1,000 114 26ms 8 Apr 2025 3rd m-tkach 🇺🇦 942 121 20ms 1 Jun 2024 3rd orthoplex 🇨🇽 942 121 25ms 1 Jun 2024 5th nwellnhof 🇩🇪 934 122 21ms 1 Jun 2024 5th MeWhenI 🇻🇦 934 122 24ms 7 Jun 2024 5th sisyphus-ppcg 🇦🇺 934 122 21ms 25 Jul 2024 5th Steffan153 🇫🇮 934 122 21ms 24 Aug 2024 9th ovs-code 🇩🇪 927 123 22ms 1 Jun 2024 9th Seek64 🇩🇪 927 123 22ms 23 May 2025 9th emgordon154 927 123 20ms 7 Jun 2025 9th ryyyn 🇺🇸 927 123 21ms 5 Nov 2025 13th JayXon 🇺🇸 919 124 23ms 1 Jun 2024 13th xsot 🇸🇬 919 124 19ms 2 Jun 2024 13th pardouin 🇫🇷 919 124 19ms 3 Jun 2024 13th GrayJoKing 🇦🇺 919 124 20ms 11 Jun 2024 13th sean-niemann 🇺🇸 919 124 19ms 4 Feb 2025 13th kg583 🇺🇸 919 124 21ms 25 Aug 2025 19th edsrzf 🇳🇿 912 125 19ms 9 Dec 2025 20th 5cw 🇺🇸 905 126 20ms 1 Jun 2024 20th SirBogman 🇺🇸 905 126 26ms 2 Jun 2024 20th stefangimmillaro 905 126 20ms 30 Jan 2025 20th bricknellj 905 126 23ms 6 Feb 2025 24th AlephSquirrel 891 128 33ms 4 Jun 2024 25th GolfingSuccess 🇬🇷 851 134 25ms 1 Jun 2024 25th error256 851 134 24ms 1 Jun 2024 27th duckyluuk 🇳🇱 838 136 47ms 1 Jun 2024 27th bzijlema 🇳🇱 838 136 38ms 14 Jan 2026 29th blaztoma 🇱🇹 826 138 37ms 11 Dec 2025 29th Lv0Sys 🇵🇱 826 138 27ms 23 Feb 2026 31st bizy-coder 820 139 44ms 1 Jun 2024 31st cros107 🇦🇺 820 139 32ms 19 Jun 2024 31st plcc0 820 139 32ms 12 days ago 34th davecame 814 140 22ms 16 Jul 2024 34th Emutis 🇱🇹 814 140 27ms 12 Dec 2025 36th hallvabo 🇳🇴 803 142 34ms 6 Jun 2024 37th SB-945 760 150 39ms 8 Jun 2024 38th OllieBoyne 🇬🇧 755 151 30ms 6 Jun 2024 39th commandz0 🇺🇸 750 152 28ms 3 Jun 2024 39th Flekay 🇩🇪 750 152 25ms 14 days ago 41st lifthrasiir 🇰🇷 745 153 76ms 12 Nov 2024 42nd StefanHabel 🇨🇦 735 155 340ms 9 days ago 43rd ZakkkkAttackkkk 🇵🇭 722 158 50ms 9 Feb 2026 44th snoozingnewt 🇨🇦 704 162 27ms 14 Dec 2025 45th EnTerr 679 168 23ms 5 Jun 2024 46th qpwoeirut 667 171 23ms 1 Oct 2025 47th ahmetdemirag 🇨🇾 663 172 47ms 5 Feb 2025 48th albanian-laundromat 🇺🇸 655 174 59ms 24 days ago 49th CornerMercury 🇬🇧 623 183 2,003ms 24 Nov 2025 50th aksyristos 613 186 21ms 14 days ago 50th jusaka 613 186 21ms 8 days ago 52nd annaproxy 594 192 201ms 28 Aug 2025 53rd KatieLG 🇬🇧 564 202 2,904ms 25 May 2025 54th InigoK 🇺🇸 556 205 26ms 22 Sep 2025 55th ndren 548 208 234ms 10 Jul 2025 56th guilhem-roy 🇫🇷 538 212 2,323ms 22 Nov 2025 57th elgan65536 🇺🇸 530 215 16ms 3 Oct 2024 57th jatloe 530 215 311ms 28 Oct 2024 59th YAJUE114514 518 220 15ms 28 Dec 2025 60th TobyBoyne 🇬🇧 511 223 19ms 6 Jun 2024 61st mousetail 🇳🇱 496 230 32ms 22 Sep 2025 62nd CaedenHarper 🇨🇦 491 232 34ms 11 Dec 2025 63rd madex 🇩🇪 451 253 23ms 23 Dec 2025 64th msbranicky 449 254 38ms 9 Aug 2024 65th wh3n3v3r 🇨🇿 447 255 55ms 12 Nov 2024 66th Bulmenisaurus 440 259 37ms 5 Jan 2025 67th mathisfun271 430 265 36ms 7 Oct 2024 67th dokutan 430 265 19ms 12 Mar 2026 69th anter69 🇭🇺 392 291 31ms 19 Feb 2026 70th alemelis 373 306 22ms 17 Oct 2024 71st yuchuehw 368 310 21ms 4 Jun 2024 72nd klixel 🇨🇦 363 314 304ms 14 Jul 2025 73rd BREMAUCY 🇫🇷 354 322 23ms 24 Aug 2025 74th Yewzir 🇧🇪 350 326 15ms 10 Jun 2024 75th mbittner20 349 327 18ms 28 Apr 2025 76th markusgraube 347 329 17ms 1 Jul 2024 77th FortuiteMan 🇫🇷 341 334 26ms 27 Nov 2025 78th knutae 🇳🇴 332 343 21ms 23 Jun 2024 78th jameswmccarty 332 343 28ms 11 Oct 2024 80th Babafaba 330 345 27ms 5 Nov 2025 1–80 of 95 Next Last