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 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 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 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 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 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 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 241st albanian-laundromat 680 117 59ms 17 Nov 2025 242nd Shanethegamer 🇺🇸 679 352 1,556ms 10 Apr 2025 243rd error256 678 97 35ms 1 Jun 2024 244th Shanethegamer 🇺🇸 676 240 228ms 14 Jun 2024 245th MeWhenI 🇻🇦 673 131 36ms 13 Aug 2024 246th Yax42 🇫🇷 672 146 24ms 20 Jan 2026 247th Shanethegamer 🇺🇸 671 235 12ms 13 Jun 2024 248th Yewzir 🇧🇪 671 286 298ms 9 Jun 2024 249th mousetail 🇳🇱 670 183 2ms 23 Sep 2025 249th madex 🇩🇪 670 183 2ms 23 Dec 2025 251st ovs-code 🇩🇪 666 121 535ms 2 Jul 2024 252nd Shanethegamer 🇺🇸 663 148 14ms 12 Jun 2024 253rd MeWhenI 🇻🇦 661 122 521ms 1 Jun 2024 254th MeWhenI 🇻🇦 661 205 459ms 1 Jun 2024 255th Shanethegamer 🇺🇸 658 214 127ms 1 Jun 2024 256th orthoplex 🇨🇽 657 121 22ms 1 Jun 2024 257th rucin93 🇵🇱 655 129 138ms 31 Oct 2024 258th Shanethegamer 🇺🇸 655 207 454ms 12 Jun 2024 259th scpchicken 🇵🇼 654 78 6ms 3 Jun 2024 259th blaztoma 🇱🇹 654 78 6ms 12 Jan 2026 261st Yewzir 🇧🇪 653 233 7ms 9 Jun 2024 261st rucin93 🇵🇱 653 233 45ms 8 Dec 2025 263rd nwellnhof 🇩🇪 652 122 18ms 1 Jun 2024 263rd MeWhenI 🇻🇦 652 122 26ms 7 Jun 2024 263rd sisyphus-ppcg 🇦🇺 652 122 19ms 25 Jul 2024 266th MeWhenI 🇻🇦 652 216 124ms 1 Jun 2024 267th KasperKivimaeki 🇫🇮 648 189 3ms 3 Sep 2025 268th kritixilithos 647 114 35ms 1 Jun 2024 268th error256 647 114 32ms 16 Jun 2024 268th MeWhenI 🇻🇦 647 114 36ms 15 Jul 2025 271st MeWhenI 🇻🇦 646 79 6ms 1 Jun 2024 272nd ovs-code 🇩🇪 646 123 18ms 1 Jun 2024 272nd ryyyn 🇺🇸 646 123 19ms 5 Nov 2025 274th namelessiw 646 208 502ms 16 Oct 2025 275th xsot 🇸🇬 645 125 508ms 2 Jun 2024 275th SirBogman 🇺🇸 645 125 503ms 2 Jun 2024 277th KatieLG 🇬🇧 640 126 2,638ms 6 Oct 2025 278th Shanethegamer 🇺🇸 637 216 485ms 7 Jun 2024 279th ovs-code 🇩🇪 636 116 32ms 1 Jun 2024 279th retrohun 636 116 36ms 7 Jun 2024 281st edsrzf 🇳🇿 636 125 18ms 9 Dec 2025 282nd helbling 🇨🇭 633 155 15ms 1 Jun 2024 283rd 5cw 🇺🇸 631 126 18ms 1 Jun 2024 283rd stefangimmillaro 631 126 18ms 30 Jan 2025 283rd bricknellj 631 126 18ms 6 Feb 2025 283rd KatieLG 🇬🇧 631 126 2,449ms 15 Sep 2025 283rd Flekay 🇩🇪 631 126 16ms 14 days ago 288th error256 622 238 4,246ms 15 Apr 2025 289th AlephSquirrel 621 128 30ms 4 Jun 2024 290th MeWhenI 🇻🇦 619 157 10ms 20 Jun 2024 291st MeWhenI 🇻🇦 619 255 6ms 10 Jun 2024 292nd ovs-code 🇩🇪 617 137 147ms 17 Apr 2025 293rd ndren 616 129 304ms 11 Jul 2025 294th emgordon154 616 150 11ms 10 Dec 2024 295th Shanethegamer 🇺🇸 615 158 9ms 13 Jun 2024 296th GrayJoKing 🇦🇺 612 138 157ms 14 Aug 2024 296th error256 612 138 143ms 6 May 2025 298th AlephSquirrel 611 225 38ms 21 Oct 2024 299th albanian-laundromat 606 133 559ms 10 Sep 2025 300th albanian-laundromat 606 463 16ms 18 Sep 2025 301st retrohun 600 202 182ms 19 Aug 2024 302nd galloj 🇨🇿 599 123 28ms 9 Jun 2024 303rd Shanethegamer 🇺🇸 599 189 577ms 12 Jun 2024 304th jatloe 598 133 362ms 28 Oct 2024 305th stefangimmillaro 595 124 36ms 12 Nov 2025 306th Shanethegamer 🇺🇸 594 203 368ms 13 Jun 2024 307th GolfingSuccess 🇬🇷 593 134 20ms 1 Jun 2024 308th MeWhenI 🇻🇦 592 295 36ms 12 Jul 2025 309th MeWhenI 🇻🇦 591 204 486ms 27 Jul 2024 310th bizy-coder 589 137 569ms 1 Jun 2024 311th Shanethegamer 🇺🇸 588 234 39ms 4 Oct 2024 312th CaedenHarper 🇨🇦 587 327 319ms 20 Nov 2025 313th bzijlema 🇳🇱 585 136 36ms 14 Jan 2026 314th tatzyr 🇯🇵 582 113 143ms 26 Mar 2025 315th Shanethegamer 🇺🇸 582 231 447ms 24 Sep 2025 316th MeWhenI 🇻🇦 580 145 1,745ms 15 Sep 2025 317th blaztoma 🇱🇹 576 138 25ms 11 Dec 2025 317th Lv0Sys 🇵🇱 576 138 25ms 7 days ago 319th Shanethegamer 🇺🇸 574 202 124ms 13 Jun 2024 320th bizy-coder 572 139 32ms 1 Jun 2024 First Prev 241–320 of 453 Next Last