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 241st error256 784 174 420ms 2 May 2025 241st namelessiw 784 174 391ms 22 Oct 2025 243rd emgordon154 783 150 11ms 10 Dec 2024 244th annaproxy 783 177 22ms 28 Aug 2025 245th davecame 782 140 22ms 16 Jul 2024 245th Emutis 🇱🇹 782 140 27ms 12 Dec 2025 247th emgordon154 780 144 153ms 25 Nov 2024 248th Yax42 🇫🇷 780 146 27ms 20 Jan 2026 249th MeWhenI 🇻🇦 778 109 1,516ms 26 Aug 2024 250th stefangimmillaro 777 174 627ms 6 Oct 2025 251st error256 773 90 5ms 4 Sep 2024 252nd bizy-coder 773 137 594ms 1 Jun 2024 253rd MostParsingVex 772 160 2ms 23 Jul 2024 254th hallvabo 🇳🇴 771 142 34ms 6 Jun 2024 255th sean-niemann 🇺🇸 771 177 435ms 2 Jun 2024 255th revlayle 🇺🇸 771 177 466ms 25 Jul 2024 257th GrayJoKing 🇦🇺 770 180 29ms 16 Jun 2024 258th elgan65536 🇺🇸 770 246 184ms 3 Oct 2024 259th Shanethegamer 🇺🇸 769 148 18ms 12 Jun 2024 260th MeWhenI 🇻🇦 765 195 64ms 1 Jun 2024 261st jared-hughes 762 162 2ms 12 Jun 2024 262nd Shanethegamer 🇺🇸 760 176 11ms 14 Oct 2024 263rd thisishowmymindworks 🇳🇴 759 150 20ms 9 Jun 2024 264th sean-niemann 🇺🇸 757 137 2,382ms 7 Jan 2026 265th error256 747 163 402ms 2 Sep 2024 266th stefangimmillaro 742 184 409ms 10 Apr 2025 267th lifthrasiir 🇰🇷 741 143 2,308ms 2 Dec 2024 268th error256 741 158 161ms 15 Apr 2025 269th albanian-laundromat 🇺🇸 736 383 19ms 24 days ago 270th helbling 🇨🇭 734 155 21ms 1 Jun 2024 271st error256 730 119 1,134ms 13 Sep 2025 272nd SB-945 730 150 39ms 8 Jun 2024 273rd MostParsingVex 730 247 26ms 6 Jan 2025 274th OllieBoyne 🇬🇧 725 151 30ms 6 Jun 2024 275th MeWhenI 🇻🇦 724 155 167ms 3 Aug 2024 276th commandz0 🇺🇸 721 152 28ms 3 Jun 2024 276th Flekay 🇩🇪 721 152 25ms 17 days ago 276th flekAI 721 152 24ms 23 hours ago 279th MeWhenI 🇻🇦 718 193 861ms 7 Jun 2024 280th MeWhenI 🇻🇦 717 146 9ms 22 Aug 2024 281st lifthrasiir 🇰🇷 716 153 76ms 12 Nov 2024 282nd MeWhenI 🇻🇦 714 173 2ms 5 Jul 2024 283rd edsrzf 🇳🇿 708 191 621ms 11 Nov 2025 284th StefanHabel 🇨🇦 707 155 340ms 12 days ago 285th Shanethegamer 🇺🇸 707 268 203ms 2 Jun 2024 286th stefangimmillaro 699 203 125ms 25 Aug 2024 287th flekAI 697 152 514ms 23 hours ago 288th edsrzf 🇳🇿 695 241 48ms 4 Apr 2025 289th Shanethegamer 🇺🇸 694 235 12ms 13 Jun 2024 290th D-MOVE 🇵🇭 693 116 65ms 4 Feb 2026 291st ZakkkkAttackkkk 🇵🇭 693 158 50ms 9 Feb 2026 292nd Shanethegamer 🇺🇸 688 221 1,349ms 1 Jun 2024 293rd Shanethegamer 🇺🇸 687 171 84ms 13 Jun 2024 294th Yewzir 🇧🇪 685 301 1,910ms 9 Jun 2024 295th MeWhenI 🇻🇦 682 131 36ms 13 Aug 2024 296th Shanethegamer 🇺🇸 681 240 207ms 14 Jun 2024 297th adyache 🇺🇸 677 330 829ms 21 Jun 2024 298th snoozingnewt 🇨🇦 676 162 27ms 14 Dec 2025 299th mousetail 🇳🇱 675 183 2ms 23 Sep 2025 299th madex 🇩🇪 675 183 2ms 23 Dec 2025 301st Yewzir 🇧🇪 668 286 369ms 9 Jun 2024 302nd MeWhenI 🇻🇦 666 205 455ms 1 Jun 2024 303rd Shanethegamer 🇺🇸 663 214 125ms 1 Jun 2024 304th AlephSquirrel 660 225 42ms 21 Oct 2024 305th Shanethegamer 🇺🇸 659 207 463ms 12 Jun 2024 306th snoozingnewt 🇨🇦 658 161 799ms 14 Dec 2025 307th MeWhenI 🇻🇦 657 216 125ms 1 Jun 2024 308th kritixilithos 655 114 35ms 1 Jun 2024 308th error256 655 114 32ms 16 Jun 2024 308th MeWhenI 🇻🇦 655 114 36ms 15 Jul 2025 311th KasperKivimaeki 🇫🇮 653 189 3ms 3 Sep 2025 312th EnTerr 652 168 23ms 5 Jun 2024 313th namelessiw 650 208 502ms 16 Oct 2025 314th ovs-code 🇩🇪 644 116 32ms 1 Jun 2024 314th retrohun 644 116 35ms 7 Jun 2024 316th MostParsingVex 644 210 457ms 20 days ago 317th Shanethegamer 🇺🇸 642 216 485ms 7 Jun 2024 318th qpwoeirut 641 171 23ms 1 Oct 2025 319th mousetail 🇳🇱 641 189 47ms 18 Jun 2024 320th MeWhenI 🇻🇦 639 255 6ms 10 Jun 2024 First Prev 241–320 of 474 Next Last