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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 Dragon Curve Ellipse Perimeters Flags Floyd-Steinberg Dithering Hexagonal Spiral Highly Composite Numbers Huffman Encoder NFA Simulator Nim 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 Dragon Curve Ellipse Perimeters Flags Floyd-Steinberg Dithering Hexagonal Spiral Highly Composite Numbers Huffman Encoder NFA Simulator Nim 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 301st Shanethegamer 🇺🇸 676 225 1,604ms 9 days ago 302nd mousetail 🇳🇱 675 183 2ms 23 Sep 2025 302nd madex 🇩🇪 675 183 2ms 23 Dec 2025 304th Yewzir 🇧🇪 668 286 369ms 9 Jun 2024 305th MeWhenI 🇻🇦 666 205 569ms 1 Jun 2024 306th Shanethegamer 🇺🇸 663 214 127ms 1 Jun 2024 307th AlephSquirrel 660 225 42ms 21 Oct 2024 308th Shanethegamer 🇺🇸 659 207 513ms 12 Jun 2024 309th snoozingnewt 🇨🇦 657 161 799ms 14 Dec 2025 310th MeWhenI 🇻🇦 657 216 116ms 1 Jun 2024 311th kritixilithos 655 114 36ms 1 Jun 2024 311th error256 655 114 35ms 16 Jun 2024 311th MeWhenI 🇻🇦 655 114 52ms 15 Jul 2025 314th KasperKivimaeki 🇫🇮 653 189 3ms 3 Sep 2025 315th EnTerr 652 168 23ms 5 Jun 2024 316th namelessiw 650 208 671ms 16 Oct 2025 317th ovs-code 🇩🇪 644 116 39ms 1 Jun 2024 317th retrohun 644 116 38ms 7 Jun 2024 319th MostParsingVex 644 210 550ms 24 Mar 2026 320th Shanethegamer 🇺🇸 642 216 485ms 7 Jun 2024 321st qpwoeirut 641 171 23ms 1 Oct 2025 322nd mousetail 🇳🇱 641 189 47ms 18 Jun 2024 323rd MeWhenI 🇻🇦 639 255 6ms 10 Jun 2024 324th ahmetdemirag 🇨🇾 637 172 47ms 5 Feb 2025 325th Shanethegamer 🇺🇸 634 234 42ms 4 Oct 2024 326th MeWhenI 🇻🇦 632 186 16ms 10 Jun 2024 327th albanian-laundromat 🇺🇸 629 174 59ms 17 Mar 2026 328th error256 627 238 4,079ms 15 Apr 2025 329th MeWhenI 🇻🇦 626 157 10ms 20 Jun 2024 330th Shanethegamer 🇺🇸 622 158 9ms 13 Jun 2024 331st albanian-laundromat 🇺🇸 612 173 654ms 17 Mar 2026 332nd MeWhenI 🇻🇦 611 219 8ms 10 Jun 2024 333rd olleicua 🇺🇸 610 132 42ms 25 Feb 2025 334th galloj 🇨🇿 607 123 31ms 9 Jun 2024 335th Shanethegamer 🇺🇸 606 189 588ms 12 Jun 2024 336th retrohun 606 202 182ms 19 Aug 2024 337th Shanethegamer 🇺🇸 603 203 408ms 13 Jun 2024 338th stefangimmillaro 602 124 37ms 12 Nov 2025 339th MeWhenI 🇻🇦 600 204 533ms 27 Jul 2024 340th MeWhenI 🇻🇦 599 145 926ms 15 Sep 2025 341st Shanethegamer 🇺🇸 592 136 44ms 1 Jun 2024 342nd aksyristos 589 186 21ms 27 Mar 2026 343rd Shanethegamer 🇺🇸 585 231 662ms 24 Sep 2025 344th CaedenHarper 🇨🇦 584 327 380ms 20 Nov 2025 345th Shanethegamer 🇺🇸 580 202 118ms 13 Jun 2024 346th snoozingnewt 🇨🇦 577 200 98ms 22 Nov 2025 347th bac0id 576 259 76ms 24 Jun 2024 348th MarcMush 🇫🇷 573 157 740ms 31 Jul 2024 349th annaproxy 570 192 201ms 28 Aug 2025 350th MeWhenI 🇻🇦 568 295 36ms 12 Jul 2025 351st snoozingnewt 🇨🇦 563 252 116ms 20 Nov 2025 352nd dokutan 561 133 32ms 15 Aug 2024 353rd Shanethegamer 🇺🇸 560 189 6ms 28 Sep 2024 354th MeWhenI 🇻🇦 560 299 44ms 3 Sep 2024 355th Shanethegamer 🇺🇸 558 152 1,429ms 1 Jun 2024 356th Yewzir 🇧🇪 553 268 212ms 9 Jun 2024 357th Lv0Sys 🇵🇱 547 349 361ms 11 Dec 2025 358th KatieLG 🇬🇧 542 202 2,904ms 25 May 2025 359th dcgjb 538 155 1,506ms 4 Jun 2024 360th hacker112 🇸🇪 535 213 16ms 27 Jun 2024 361st Shanethegamer 🇺🇸 535 228 4ms 13 Jun 2024 362nd InigoK 🇺🇸 534 205 26ms 22 Sep 2025 363rd ndren 527 208 234ms 10 Jul 2025 364th jerrandolph 526 363 379ms 29 Sep 2025 365th KatieLG 🇬🇧 524 202 2,818ms 25 May 2025 366th bac0id 521 237 2ms 24 Jun 2024 367th Yax42 🇫🇷 518 261 573ms 16 Oct 2025 368th guilhem-roy 🇫🇷 517 212 2,323ms 22 Nov 2025 369th msbranicky 514 372 353ms 14 Aug 2024 370th elgan65536 🇺🇸 509 215 16ms 3 Oct 2024 370th jatloe 509 215 311ms 28 Oct 2024 372nd Yewzir 🇧🇪 505 265 7ms 9 Jun 2024 373rd Yewzir 🇧🇪 505 323 6ms 9 Jun 2024 374th YAJUE114514 498 220 15ms 28 Dec 2025 375th vang1ong7ang 🇦🇶 497 169 205ms 2 days ago 376th h3ra993huskp 🇯🇵 494 274 668ms 30 Nov 2025 377th acollett89 493 231 12ms 18 Jul 2025 378th TobyBoyne 🇬🇧 491 223 19ms 6 Jun 2024 379th mousetail 🇳🇱 488 183 22ms 27 Sep 2024 380th Yewzir 🇧🇪 486 371 26ms 9 Jun 2024 381st didion0 🇺🇸 483 236 20ms 21 Feb 2025 382nd msbranicky 481 278 8ms 11 Aug 2024 383rd bac0id 481 284 455ms 24 Jun 2024 384th mousetail 🇳🇱 476 230 32ms 22 Sep 2025 385th madeforlosers 473 241 46ms 18 Oct 2024 386th CaedenHarper 🇨🇦 472 232 34ms 11 Dec 2025 387th msbranicky 470 315 215ms 14 Aug 2024 388th coreynash 467 244 21ms 12 Jun 2024 389th msbranicky 467 349 6ms 14 Aug 2024 390th dokutan 466 290 981ms 24 Sep 2025 391st Yewzir 🇧🇪 466 293 427ms 22 Dec 2024 392nd CaedenHarper 🇨🇦 458 231 718ms 11 Dec 2025 393rd CaedenHarper 🇨🇦 457 249 13ms 25 Sep 2025 394th CaedenHarper 🇨🇦 442 309 480ms 21 Oct 2025 395th tatzyr 🇯🇵 440 183 146ms 26 Mar 2025 396th codereport 🇨🇦 440 185 35ms 7 hours ago 397th madex 🇩🇪 433 253 22ms 23 Dec 2025 398th dokutan 433 271 16ms 3 Jun 2024 399th msbranicky 431 254 38ms 9 Aug 2024 400th wh3n3v3r 🇨🇿 430 255 55ms 12 Nov 2024 First Prev 301–400 of 480 Next Last