Reversi in all languages in chars. Cheevos Holes Recent Holes Langs Medals Misc 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 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 Maze Medal Tally 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 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 Transpose Sentence United States Vampire Numbers Van Eck Sequence Zeckendorf Representation Zodiac Signs γ λ π τ φ √2 𝑒 Apéry’s Constant Calendar Connect Four CSS Grid Ellipse Perimeters Flags Floyd-Steinberg Dithering Gray Code Decoder Gray Code Encoder Hexagonal Spiral Highly Composite Numbers Hilbert Curve Mandelbrot Minesweeper NFA Simulator Odd Polyomino Tiling p-adic Expansion QR Encoder Quadratic Formula Scrambled Alphabetization Semiprime Numbers Snake Sphenic Numbers Trinomial Triangle Turtle Tutorial All Languages ><> Assembly AWK Bash BASIC Berry brainfuck C C# C++ Civet Clojure COBOL Coconut Common Lisp Crystal D Dart Elixir F# Factor Forth Fortran Gleam Go GolfScript 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 Erlang Fennel Groovy Harbour Hare Haxe Hush Hy iogii Odin Picat Qore Racket Rebol Rexx Scala Squirrel Stax Uiua 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 F# Factor Forth Fortran Gleam Go GolfScript 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 Erlang Fennel Groovy Harbour Hare Haxe Hush Hy iogii Odin Picat Qore Racket Rebol Rexx Scala Squirrel Stax Uiua 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 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 Maze Medal Tally 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 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 Transpose Sentence United States Vampire Numbers Van Eck Sequence Zeckendorf Representation Zodiac Signs γ λ π τ φ √2 𝑒 Experimental Hole Apéry’s Constant Calendar Connect Four CSS Grid Ellipse Perimeters Flags Floyd-Steinberg Dithering Gray Code Decoder Gray Code Encoder Hexagonal Spiral Highly Composite Numbers Hilbert Curve Mandelbrot Minesweeper NFA Simulator Odd Polyomino Tiling p-adic Expansion QR Encoder Quadratic Formula Scrambled Alphabetization Semiprime Numbers Snake Sphenic Numbers Trinomial Triangle Turtle Tutorial # Golfer Points Chars Time 75th CLOStrophobic 🇮🇹 863 163 5 Mar 2025 77th ovs-code 🇩🇪 862 131 10 Jun 2024 78th SirBogman 🇺🇸 861 97 2 Jun 2024 79th error256 860 134 14 Jun 2024 80th stefangimmillaro 859 220 25 Aug 2024 81st MeWhenI 🇻🇦 858 177 7 Jun 2024 82nd duckyluuk 🇳🇱 856 93 29 Aug 2024 83rd error256 856 159 15 days ago 84th ovs-code 🇩🇪 855 103 1 Jun 2024 85th stefangimmillaro 853 221 25 Aug 2024 85th mousetail 🇳🇱 853 221 25 Aug 2024 87th duckyluuk 🇳🇱 852 93 15 Aug 2024 88th emgordon154 851 105 5 Sep 2024 89th JohandeRuiter 🇳🇱 851 146 25 Aug 2024 90th MeWhenI 🇻🇦 851 172 17 Aug 2024 91st kg583 🇺🇸 849 179 3 Apr 2025 92nd stefangimmillaro 848 181 23 Aug 2024 93rd nwellnhof 🇩🇪 847 93 2 Jun 2024 94th MeWhenI 🇻🇦 846 159 3 Jan 2025 95th ovs-code 🇩🇪 845 190 2 Jun 2024 96th Shanethegamer 🇺🇸 843 235 13 Jun 2024 97th sean-niemann 🇺🇸 842 186 1 Jun 2024 98th edsrzf 🇳🇿 838 180 24 Jan 2025 98th error256 838 180 11 hours ago 100th m-tkach 🇺🇦 838 220 21 Jul 2024 101st ovs-code 🇩🇪 837 177 2 Jun 2024 102nd error256 835 100 17 days ago 103rd SirBogman 🇺🇸 834 95 1 Jun 2024 104th Shanethegamer 🇺🇸 834 182 12 Jun 2024 105th SirBogman 🇺🇸 834 184 2 Jun 2024 106th Shanethegamer 🇺🇸 832 198 11 Oct 2024 107th SirBogman 🇺🇸 831 86 9 Jun 2024 108th acotis 831 227 28 Mar 2025 109th MeWhenI 🇻🇦 830 136 10 Jun 2024 110th lifthrasiir 🇰🇷 829 96 2 Dec 2024 111th Steffan153 🇫🇮 829 189 23 Jul 2024 112th hallvabo 🇳🇴 826 96 6 Jun 2024 113th thisishowmymindworks 🇳🇴 826 118 10 Jun 2024 114th nwellnhof 🇩🇪 825 190 3 Jun 2024 115th Shanethegamer 🇺🇸 825 229 13 Jun 2024 116th error256 825 294 16 days ago 117th MostParsingVex 823 180 23 Dec 2024 118th kg583 🇺🇸 822 171 11 Mar 2025 119th sean-niemann 🇺🇸 821 140 20 Jul 2024 120th MeWhenI 🇻🇦 821 187 1 Aug 2024 121st MeWhenI 🇻🇦 820 96 10 Jun 2024 122nd MeWhenI 🇻🇦 820 250 7 Jun 2024 123rd SirBogman 🇺🇸 818 68 1 Jun 2024 124th mousetail 🇳🇱 818 188 18 Jun 2024 125th MeWhenI 🇻🇦 816 272 22 Jun 2024 126th IanUtley 815 167 22 days ago 127th SirBogman 🇺🇸 812 98 4 Jun 2024 128th error256 809 98 1 Jun 2024 129th error256 808 174 12 hours ago 130th Shanethegamer 🇺🇸 806 226 12 Jun 2024 131st MeWhenI 🇻🇦 804 143 7 Jun 2024 132nd ovs-code 🇩🇪 804 171 26 Nov 2024 133rd ovs-code 🇩🇪 801 155 2 Jun 2024 134th error256 801 236 17 days ago 135th AlephSquirrel 800 254 5 Aug 2024 136th UnderKoen 🇳🇱 799 453 20 Jan 2025 137th error256 798 130 16 days ago 138th Shanethegamer 🇺🇸 798 189 28 Sep 2024 139th sean-niemann 🇺🇸 794 177 2 Jun 2024 139th revlayle 🇺🇸 794 177 25 Jul 2024 139th namelessiw 794 177 23 days ago 142nd SB-945 793 100 8 Jun 2024 143rd error256 793 111 16 days ago 144th canissimia 🇦🇶 793 295 22 Jun 2024 145th MostParsingVex 792 185 8 Sep 2024 146th MeWhenI 🇻🇦 791 198 1 Jun 2024 147th MeWhenI 🇻🇦 791 239 25 Aug 2024 148th SirBogman 🇺🇸 787 348 9 Jul 2024 149th Shanethegamer 🇺🇸 786 112 9 Oct 2024 150th nwellnhof 🇩🇪 786 124 3 Jun 2024 Prev 76–150 of 363 Next