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 ><> 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 ALGOL 68 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 ><> 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 ALGOL 68 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 davecame 568 140 20ms 16 Jul 2024 321st Emutis 🇱🇹 568 140 26ms 12 Dec 2025 323rd error256 567 90 4ms 4 Sep 2024 324th D-MOVE 🇵🇭 567 116 58ms 11 days ago 325th MostParsingVex 565 238 546ms 23 Jul 2024 326th Yewzir 🇧🇪 563 268 163ms 9 Jun 2024 327th snoozingnewt 🇨🇦 559 252 106ms 20 Nov 2025 328th dokutan 554 133 30ms 15 Aug 2024 329th Shanethegamer 🇺🇸 554 189 6ms 28 Sep 2024 330th Shanethegamer 🇺🇸 551 152 1,408ms 1 Jun 2024 331st Lv0Sys 🇵🇱 550 349 331ms 11 Dec 2025 332nd msbranicky 547 278 8ms 11 Aug 2024 333rd MeWhenI 🇻🇦 545 155 150ms 3 Aug 2024 334th Shanethegamer 🇺🇸 540 171 83ms 13 Jun 2024 335th dokutan 538 182 13ms 15 Jun 2025 336th dokutan 537 172 16ms 1 Jul 2024 337th dokutan 528 159 1,567ms 30 Aug 2025 338th jerrandolph 528 363 323ms 29 Sep 2025 339th OllieBoyne 🇬🇧 527 151 30ms 6 Jun 2024 340th commandz0 🇺🇸 523 152 26ms 3 Jun 2024 341st wh3n3v3r 🇨🇿 520 153 52ms 12 Nov 2024 342nd bac0id 517 237 2ms 24 Jun 2024 343rd msbranicky 516 372 353ms 14 Aug 2024 344th Yax42 🇫🇷 515 261 508ms 16 Oct 2025 345th dokutan 513 159 437ms 42 hours ago 346th ZakkkkAttackkkk 🇵🇭 503 158 43ms 6 days ago 347th olleicua 🇺🇸 498 132 46ms 25 Feb 2025 348th dokutan 497 160 19ms 5 Jun 2024 349th MeWhenI 🇻🇦 497 186 18ms 10 Jun 2024 350th Yewzir 🇧🇪 497 371 26ms 9 Jun 2024 351st dokutan 494 171 134ms 21 Jun 2025 352nd h3ra993huskp 🇯🇵 490 274 611ms 30 Nov 2025 353rd Yewzir 🇧🇪 489 323 6ms 9 Jun 2024 354th Shanethegamer 🇺🇸 485 228 5ms 13 Jun 2024 355th Shanethegamer 🇺🇸 483 136 42ms 1 Jun 2024 356th mousetail 🇳🇱 482 183 22ms 27 Sep 2024 357th msbranicky 479 315 173ms 14 Aug 2024 358th bac0id 477 284 427ms 24 Jun 2024 359th EnTerr 473 168 19ms 5 Jun 2024 360th dokutan 463 290 435ms 24 Sep 2025 361st Yewzir 🇧🇪 463 293 482ms 22 Dec 2024 362nd ahmetdemirag 🇨🇾 462 172 46ms 5 Feb 2025 363rd dokutan 461 191 561ms 15 Jun 2024 364th MeWhenI 🇻🇦 461 299 44ms 3 Sep 2024 365th hacker112 🇸🇪 460 213 13ms 27 Jun 2024 366th msbranicky 452 349 6ms 14 Aug 2024 367th dokutan 447 172 21ms 27 Dec 2025 368th Yewzir 🇧🇪 445 302 104ms 19 Dec 2024 369th yuchuehw 442 180 20ms 4 Jun 2024 370th CaedenHarper 🇨🇦 439 309 465ms 21 Oct 2025 371st BREMAUCY 🇫🇷 427 186 25ms 4 Oct 2025 372nd acollett89 424 231 14ms 18 Jul 2025 373rd bac0id 424 317 566ms 24 Jun 2024 374th Yewzir 🇧🇪 423 188 15ms 10 Jun 2024 375th targrik 423 245 31ms 29 Jul 2025 376th Babafaba 420 194 405ms 30 Oct 2025 377th didion0 🇺🇸 415 236 20ms 21 Feb 2025 378th annaproxy 414 192 205ms 28 Aug 2025 379th MeWhenI 🇻🇦 414 293 1,517ms 20 Jun 2024 380th madeforlosers 407 241 43ms 18 Oct 2024 381st dokutan 406 334 432ms 5 Jun 2024 382nd Babafaba 402 198 21ms 30 Oct 2025 383rd coreynash 402 244 16ms 12 Jun 2024 384th Yewzir 🇧🇪 402 410 1,167ms 9 Jun 2024 385th CaedenHarper 🇨🇦 394 249 14ms 25 Sep 2025 386th CaedenHarper 🇨🇦 392 343 456ms 7 Oct 2025 387th LHLaurini 🇧🇷 390 314 2ms 29 Jun 2024 388th InigoK 🇺🇸 388 205 30ms 22 Sep 2025 389th dokutan 376 273 2,718ms 23 Oct 2024 390th guilhem-roy 🇫🇷 375 212 2,261ms 22 Nov 2025 391st elgan65536 🇺🇸 370 215 14ms 3 Oct 2024 391st anter69 🇭🇺 370 215 21ms 8 Jan 2026 393rd blaztoma 🇱🇹 367 377 145ms 28 Nov 2025 394th YAJUE114514 361 220 15ms 28 Dec 2025 395th TobyBoyne 🇬🇧 357 223 18ms 6 Jun 2024 396th msbranicky 356 288 2,548ms 9 Jan 2025 397th HumanoidCPU 354 230 459ms 31 Dec 2025 398th CaedenHarper 🇨🇦 354 237 2,322ms 30 Sep 2025 399th CaedenHarper 🇨🇦 353 231 950ms 11 Dec 2025 400th tomh1012 353 384 506ms 12 Nov 2025 First Prev 321–400 of 450 Next Last