Reversi in all languages in chars. 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 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 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 Apéry’s Constant Binary Lambda Calculus 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 Numbrix Odd Polyomino Tiling p-adic Expansion Polygon Triangulations QR Encoder Quadratic Formula Semiprime Numbers Smooth Numbers Snake Sphenic Numbers Taxicab Numbers Turtle Tutorial All Languages ><> ALGOL 68 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 ArkScript 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 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 ArkScript 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 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 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 Apéry’s Constant Binary Lambda Calculus 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 Numbrix Odd Polyomino Tiling p-adic Expansion Polygon Triangulations QR Encoder Quadratic Formula Semiprime Numbers Smooth Numbers Snake Sphenic Numbers Taxicab Numbers Turtle Tutorial # Golfer Points Chars Time Submitted 321st edsrzf 🇳🇿 572 241 48ms 4 Apr 2025 322nd bac0id 572 259 77ms 24 Jun 2024 323rd JOrE20 570 172 45ms 12 days ago 324th davecame 568 140 20ms 16 Jul 2024 324th Emutis 🇱🇹 568 140 25ms 12 Dec 2025 326th error256 567 90 4ms 4 Sep 2024 327th D-MOVE 🇵🇭 567 116 58ms 20 days ago 328th MostParsingVex 565 238 546ms 23 Jul 2024 329th Yewzir 🇧🇪 563 268 147ms 9 Jun 2024 330th snoozingnewt 🇨🇦 559 252 106ms 20 Nov 2025 331st dokutan 554 133 30ms 15 Aug 2024 332nd Shanethegamer 🇺🇸 554 189 6ms 28 Sep 2024 333rd Shanethegamer 🇺🇸 551 152 1,408ms 1 Jun 2024 334th Lv0Sys 🇵🇱 550 349 331ms 11 Dec 2025 335th msbranicky 547 278 8ms 11 Aug 2024 336th MeWhenI 🇻🇦 545 155 150ms 3 Aug 2024 337th Shanethegamer 🇺🇸 540 171 84ms 13 Jun 2024 338th dokutan 539 182 16ms 15 Jun 2025 339th dokutan 537 172 16ms 1 Jul 2024 340th dokutan 529 159 1,567ms 30 Aug 2025 341st jerrandolph 528 363 323ms 29 Sep 2025 342nd OllieBoyne 🇬🇧 527 151 29ms 6 Jun 2024 343rd commandz0 🇺🇸 523 152 26ms 3 Jun 2024 344th wh3n3v3r 🇨🇿 520 153 52ms 12 Nov 2024 345th bac0id 517 237 2ms 24 Jun 2024 346th msbranicky 516 372 353ms 14 Aug 2024 347th Yax42 🇫🇷 515 261 508ms 16 Oct 2025 348th dokutan 513 159 425ms 10 days ago 349th ZakkkkAttackkkk 🇵🇭 503 158 43ms 15 days ago 350th olleicua 🇺🇸 498 132 39ms 25 Feb 2025 351st dokutan 497 160 19ms 5 Jun 2024 352nd MeWhenI 🇻🇦 497 186 16ms 10 Jun 2024 353rd Yewzir 🇧🇪 497 371 26ms 9 Jun 2024 354th dokutan 494 171 134ms 21 Jun 2025 355th h3ra993huskp 🇯🇵 490 274 611ms 30 Nov 2025 356th Yewzir 🇧🇪 489 323 6ms 9 Jun 2024 357th Shanethegamer 🇺🇸 485 228 5ms 13 Jun 2024 358th Shanethegamer 🇺🇸 483 136 42ms 1 Jun 2024 359th mousetail 🇳🇱 482 183 22ms 27 Sep 2024 360th msbranicky 479 315 157ms 14 Aug 2024 361st bac0id 477 284 427ms 24 Jun 2024 362nd EnTerr 473 168 19ms 5 Jun 2024 363rd anter69 🇭🇺 465 171 28ms 4 days ago 364th dokutan 463 290 435ms 24 Sep 2025 365th Yewzir 🇧🇪 463 293 410ms 22 Dec 2024 366th ahmetdemirag 🇨🇾 462 172 46ms 5 Feb 2025 367th dokutan 461 191 561ms 15 Jun 2024 368th MeWhenI 🇻🇦 461 299 44ms 3 Sep 2024 369th hacker112 🇸🇪 460 213 13ms 27 Jun 2024 370th msbranicky 452 349 6ms 14 Aug 2024 371st dokutan 447 172 21ms 27 Dec 2025 372nd Yewzir 🇧🇪 445 302 100ms 19 Dec 2024 373rd yuchuehw 442 180 20ms 4 Jun 2024 374th CaedenHarper 🇨🇦 439 309 465ms 21 Oct 2025 375th BREMAUCY 🇫🇷 427 186 25ms 4 Oct 2025 376th acollett89 424 231 15ms 18 Jul 2025 377th bac0id 424 317 566ms 24 Jun 2024 378th Yewzir 🇧🇪 423 188 14ms 10 Jun 2024 379th targrik 423 245 31ms 29 Jul 2025 380th Babafaba 420 194 405ms 30 Oct 2025 381st didion0 🇺🇸 415 236 16ms 21 Feb 2025 382nd annaproxy 414 192 199ms 28 Aug 2025 383rd MeWhenI 🇻🇦 414 293 1,517ms 20 Jun 2024 384th madeforlosers 407 241 45ms 18 Oct 2024 385th dokutan 406 334 432ms 5 Jun 2024 386th Babafaba 402 198 21ms 30 Oct 2025 387th coreynash 402 244 19ms 12 Jun 2024 388th Yewzir 🇧🇪 402 410 1,223ms 9 Jun 2024 389th CaedenHarper 🇨🇦 394 249 12ms 25 Sep 2025 390th CaedenHarper 🇨🇦 392 343 456ms 7 Oct 2025 391st LHLaurini 🇧🇷 390 314 2ms 29 Jun 2024 392nd InigoK 🇺🇸 388 205 25ms 22 Sep 2025 393rd dokutan 376 273 2,718ms 23 Oct 2024 394th guilhem-roy 🇫🇷 375 212 2,261ms 22 Nov 2025 395th elgan65536 🇺🇸 370 215 14ms 3 Oct 2024 396th blaztoma 🇱🇹 367 377 130ms 28 Nov 2025 397th YAJUE114514 361 220 14ms 28 Dec 2025 398th TobyBoyne 🇬🇧 357 223 17ms 6 Jun 2024 399th msbranicky 356 288 2,548ms 9 Jan 2025 400th CaedenHarper 🇨🇦 355 237 2,322ms 30 Sep 2025 First Prev 321–400 of 452 Next Last