Reversi in all languages 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 239th plcc0 788 139 32ms 21 days ago 242nd annaproxy 788 177 22ms 28 Aug 2025 243rd jared-hughes 788 190 450ms 12 Jun 2024 244th error256 787 132 2,449ms 2 May 2025 245th albanian-laundromat 🇺🇸 787 381 36ms 22 days ago 246th emgordon154 786 150 11ms 10 Dec 2024 247th error256 786 174 482ms 2 May 2025 247th namelessiw 786 174 444ms 22 Oct 2025 249th davecame 782 140 22ms 16 Jul 2024 249th Emutis 🇱🇹 782 140 27ms 12 Dec 2025 251st emgordon154 782 144 144ms 25 Nov 2024 252nd Yax42 🇫🇷 781 146 25ms 20 Jan 2026 253rd MeWhenI 🇻🇦 779 109 2,086ms 26 Aug 2024 254th stefangimmillaro 778 174 627ms 6 Oct 2025 255th GrayJoKing 🇦🇺 775 180 29ms 16 Jun 2024 256th error256 774 90 5ms 4 Sep 2024 257th bizy-coder 774 137 594ms 1 Jun 2024 258th MostParsingVex 774 160 2ms 23 Jul 2024 259th Yewzir 🇧🇪 773 346 1,699ms 26 hours ago 260th sean-niemann 🇺🇸 772 177 473ms 2 Jun 2024 260th revlayle 🇺🇸 772 177 486ms 25 Jul 2024 262nd hallvabo 🇳🇴 771 142 34ms 6 Jun 2024 263rd Shanethegamer 🇺🇸 770 148 13ms 12 Jun 2024 264th elgan65536 🇺🇸 770 246 199ms 3 Oct 2024 265th MeWhenI 🇻🇦 768 195 64ms 1 Jun 2024 266th jared-hughes 764 162 2ms 12 Jun 2024 267th Shanethegamer 🇺🇸 763 176 11ms 14 Oct 2024 268th thisishowmymindworks 🇳🇴 760 150 14ms 9 Jun 2024 269th sean-niemann 🇺🇸 758 137 2,382ms 7 Jan 2026 270th error256 750 163 402ms 2 Sep 2024 271st error256 744 158 147ms 15 Apr 2025 272nd stefangimmillaro 743 184 462ms 10 Apr 2025 273rd lifthrasiir 🇰🇷 741 143 2,308ms 2 Dec 2024 274th albanian-laundromat 🇺🇸 736 383 19ms 19 Mar 2026 275th helbling 🇨🇭 735 155 15ms 1 Jun 2024 276th MostParsingVex 735 247 26ms 6 Jan 2025 277th error256 731 119 1,134ms 13 Sep 2025 278th SB-945 730 150 39ms 8 Jun 2024 279th MeWhenI 🇻🇦 726 155 186ms 3 Aug 2024 280th OllieBoyne 🇬🇧 725 151 30ms 6 Jun 2024 281st MeWhenI 🇻🇦 722 193 861ms 7 Jun 2024 282nd commandz0 🇺🇸 721 152 28ms 3 Jun 2024 282nd Flekay 🇩🇪 721 152 25ms 23 days ago 282nd flekAI 721 152 24ms 7 days ago 285th MeWhenI 🇻🇦 720 146 6ms 22 Aug 2024 286th lifthrasiir 🇰🇷 716 153 76ms 12 Nov 2024 287th MeWhenI 🇻🇦 715 173 2ms 5 Jul 2024 288th edsrzf 🇳🇿 709 191 621ms 11 Nov 2025 289th StefanHabel 🇨🇦 707 155 340ms 18 days ago 290th Shanethegamer 🇺🇸 707 268 204ms 2 Jun 2024 291st stefangimmillaro 703 203 125ms 25 Aug 2024 292nd Shanethegamer 🇺🇸 698 235 12ms 13 Jun 2024 293rd flekAI 697 152 514ms 7 days ago 294th D-MOVE 🇵🇭 694 116 65ms 4 Feb 2026 295th ZakkkkAttackkkk 🇵🇭 693 158 50ms 9 Feb 2026 296th Shanethegamer 🇺🇸 689 171 84ms 13 Jun 2024 297th MeWhenI 🇻🇦 684 131 36ms 13 Aug 2024 298th Shanethegamer 🇺🇸 684 225 1,470ms 8 mins ago 299th Shanethegamer 🇺🇸 681 240 207ms 14 Jun 2024 300th adyache 🇺🇸 677 330 823ms 21 Jun 2024 301st snoozingnewt 🇨🇦 676 162 27ms 14 Dec 2025 302nd mousetail 🇳🇱 676 183 2ms 23 Sep 2025 302nd madex 🇩🇪 676 183 2ms 23 Dec 2025 304th Yewzir 🇧🇪 670 286 369ms 9 Jun 2024 305th MeWhenI 🇻🇦 667 205 472ms 1 Jun 2024 306th Shanethegamer 🇺🇸 667 214 131ms 1 Jun 2024 307th AlephSquirrel 663 225 42ms 21 Oct 2024 308th MeWhenI 🇻🇦 661 216 124ms 1 Jun 2024 309th Shanethegamer 🇺🇸 660 207 474ms 12 Jun 2024 310th snoozingnewt 🇨🇦 658 161 799ms 14 Dec 2025 311th kritixilithos 655 114 35ms 1 Jun 2024 311th error256 655 114 32ms 16 Jun 2024 311th MeWhenI 🇻🇦 655 114 36ms 15 Jul 2025 314th KasperKivimaeki 🇫🇮 655 189 3ms 3 Sep 2025 315th EnTerr 652 168 23ms 5 Jun 2024 316th namelessiw 651 208 502ms 16 Oct 2025 317th jusaka 648 88 8ms 4 days ago 318th MostParsingVex 645 210 457ms 26 days ago 319th Shanethegamer 🇺🇸 645 216 485ms 7 Jun 2024 320th ovs-code 🇩🇪 644 116 32ms 1 Jun 2024 First Prev 241–320 of 518 Next Last