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 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 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 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 Calendar 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 Odd Polyomino Tiling p-adic Expansion Polygon Triangulations QR Encoder Quadratic Formula Semiprime Numbers Smooth Numbers Snake Sphenic Numbers Taxicab Numbers Tower of Hanoi 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 Arturo Befunge BQN CJam CoffeeScript Egel Fennel Harbour Hare Haxe Hush Hy iogii Knight 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 Arturo Befunge BQN CJam CoffeeScript Egel Fennel Harbour Hare Haxe Hush Hy iogii Knight 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 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 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 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 Calendar 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 Odd Polyomino Tiling p-adic Expansion Polygon Triangulations QR Encoder Quadratic Formula Semiprime Numbers Smooth Numbers Snake Sphenic Numbers Taxicab Numbers Tower of Hanoi Turtle Tutorial # Golfer Points Chars Time Submitted 151st error256 809 236 423ms 15 Apr 2025 152nd SirBogman 🇺🇸 807 348 178ms 9 Jul 2024 153rd edsrzf 🇳🇿 806 144 164ms 9 Sep 2025 154th ovs-code 🇩🇪 804 171 1,044ms 26 Nov 2024 155th ovs-code 🇩🇪 801 155 2ms 2 Jun 2024 156th AlephSquirrel 800 254 6ms 5 Aug 2024 157th MeWhenI 🇻🇦 799 239 293ms 25 Aug 2024 158th UnderKoen 🇳🇱 799 453 2,496ms 20 Jan 2025 159th error256 797 130 4ms 16 Apr 2025 160th edsrzf 🇳🇿 795 175 733ms 10 Sep 2025 161st SB-945 794 100 31ms 8 Jun 2024 162nd error256 793 111 403ms 16 Apr 2025 163rd canissimia 🇦🇶 793 295 6ms 22 Jun 2024 164th MostParsingVex 792 185 58ms 8 Sep 2024 165th Natanaelel 🇸🇪 791 205 191ms 25 Jun 2025 166th MeWhenI 🇻🇦 790 170 471ms 19 days ago 167th nwellnhof 🇩🇪 789 124 11ms 3 Jun 2024 168th Shanethegamer 🇺🇸 786 112 546ms 9 Oct 2024 169th Steffan153 🇫🇮 785 65 15ms 11 Jul 2024 170th lynn 784 207 143ms 24 Jun 2024 171st nwellnhof 🇩🇪 782 84 65ms 2 Jun 2024 172nd lifthrasiir 🇰🇷 779 102 72ms 16 Nov 2024 173rd GrayJoKing 🇦🇺 779 113 1,109ms 23 Jul 2024 174th error256 779 174 372ms 2 May 2025 174th namelessiw 779 174 346ms 22 Oct 2025 176th jared-hughes 779 190 405ms 12 Jun 2024 177th error256 778 132 3,594ms 2 May 2025 178th MostParsingVex 776 160 2ms 23 Jul 2024 179th annaproxy 776 177 27ms 28 Aug 2025 180th GrayJoKing 🇦🇺 772 85 43ms 12 Jun 2024 181st stefangimmillaro 772 174 405ms 6 Oct 2025 182nd MeWhenI 🇻🇦 769 109 1,211ms 26 Aug 2024 183rd jared-hughes 767 162 2ms 12 Jun 2024 184th sean-niemann 🇺🇸 766 177 383ms 2 Jun 2024 184th revlayle 🇺🇸 766 177 412ms 25 Jul 2024 186th ovs-code 🇩🇪 763 86 52ms 1 Jun 2024 186th MeWhenI 🇻🇦 763 86 48ms 7 Jun 2024 188th albanian-laundromat 763 110 1,470ms 11 days ago 189th GrayJoKing 🇦🇺 763 180 49ms 16 Jun 2024 190th ovs-code 🇩🇪 759 129 11ms 1 Jun 2024 190th m-tkach 🇺🇦 759 129 10ms 2 Jun 2024 192nd MeWhenI 🇻🇦 759 195 59ms 1 Jun 2024 193rd elgan65536 757 246 190ms 3 Oct 2024 194th stefangimmillaro 755 87 42ms 26 Aug 2024 195th emgordon154 746 88 36ms 3 Jun 2025 196th MostParsingVex 746 247 27ms 6 Jan 2025 197th sean-niemann 🇺🇸 744 138 3,773ms 25 Oct 2024 198th qpwoeirut 742 107 25ms 1 Oct 2025 199th error256 740 163 337ms 2 Sep 2024 200th stefangimmillaro 737 184 349ms 10 Apr 2025 201st GrayJoKing 🇦🇺 736 133 10ms 18 Jun 2024 202nd error256 734 158 143ms 15 Apr 2025 203rd snoozingnewt 🇺🇸 732 109 373ms 4 days ago 204th Natanaelel 🇸🇪 729 90 47ms 22 Jun 2025 205th emgordon154 729 116 126ms 7 Aug 2024 206th tayloia 🇬🇧 725 135 20ms 18 Jun 2024 206th trinityy-7 725 135 22ms 25 Aug 2025 208th snoozingnewt 🇺🇸 722 110 24ms 4 days ago 209th MeWhenI 🇻🇦 718 173 2ms 5 Jul 2024 210th CornerMercury 🇬🇧 715 111 1,482ms 2 days ago 211th MeWhenI 🇻🇦 713 193 799ms 7 Jun 2024 212th Steffan153 🇫🇮 711 189 367ms 23 Jul 2024 213th MeWhenI 🇻🇦 709 146 5ms 22 Aug 2024 214th Shanethegamer 🇺🇸 706 113 658ms 7 May 2025 215th error256 705 119 763ms 13 Sep 2025 216th MeWhenI 🇻🇦 704 139 13ms 1 Jun 2024 217th edsrzf 🇳🇿 704 191 473ms 16 days ago 218th nwellnhof 🇩🇪 699 73 35ms 1 Jun 2024 219th dcgjb 699 113 1,534ms 4 Jun 2024 220th Shanethegamer 🇺🇸 697 114 23ms 8 Apr 2025 221st error256 695 133 15ms 2 May 2025 222nd MeWhenI 🇻🇦 695 219 8ms 10 Jun 2024 223rd stefangimmillaro 694 203 114ms 25 Aug 2024 224th Shanethegamer 🇺🇸 694 268 200ms 2 Jun 2024 225th Kacarott 🇦🇺 693 127 310ms 4 Jun 2024 First Prev 151–225 of 429 Next Last