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 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 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 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 Colors (Inverse) CSS Grid Ellipse Perimeters Flags Floyd-Steinberg Dithering Gray Code Decoder Gray Code Encoder Hexagonal Spiral Highly Composite Numbers Minesweeper NFA Simulator Odd Polyomino Tiling p-adic Expansion Polygon Triangulations QR Encoder Quadratic Formula Semiprime Numbers Smooth 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 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 Erlang 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 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 Erlang 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 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 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 Colors (Inverse) CSS Grid Ellipse Perimeters Flags Floyd-Steinberg Dithering Gray Code Decoder Gray Code Encoder Hexagonal Spiral Highly Composite Numbers Minesweeper NFA Simulator Odd Polyomino Tiling p-adic Expansion Polygon Triangulations QR Encoder Quadratic Formula Semiprime Numbers Smooth Numbers Snake Sphenic Numbers Trinomial Triangle Turtle Tutorial # Golfer Points Chars Time 151st ovs-code 🇩🇪 801 155 2 Jun 2024 152nd error256 801 236 15 Apr 2025 153rd AlephSquirrel 800 254 5 Aug 2024 154th UnderKoen 🇳🇱 799 453 20 Jan 2025 155th edsrzf 🇳🇿 795 175 15 days ago 156th SB-945 794 100 8 Jun 2024 157th error256 793 111 16 Apr 2025 158th canissimia 🇦🇶 793 295 22 Jun 2024 159th MostParsingVex 792 185 8 Sep 2024 160th Yewzir 🇧🇪 792 301 9 Jun 2024 161st Natanaelel 🇸🇪 791 205 25 Jun 2025 162nd MeWhenI 🇻🇦 791 239 25 Aug 2024 163rd nwellnhof 🇩🇪 788 124 3 Jun 2024 164th Shanethegamer 🇺🇸 786 112 9 Oct 2024 165th Steffan153 🇫🇮 785 65 11 Jul 2024 166th lynn 784 207 24 Jun 2024 167th nwellnhof 🇩🇪 781 84 2 Jun 2024 168th GrayJoKing 🇦🇺 779 113 23 Jul 2024 169th jared-hughes 779 190 12 Jun 2024 170th lifthrasiir 🇰🇷 778 102 16 Nov 2024 171st error256 778 132 2 May 2025 172nd MostParsingVex 776 160 23 Jul 2024 173rd error256 776 174 2 May 2025 174th annaproxy 776 177 28 Aug 2025 175th GrayJoKing 🇦🇺 772 85 12 Jun 2024 176th MeWhenI 🇻🇦 769 109 26 Aug 2024 177th jared-hughes 767 162 12 Jun 2024 178th ovs-code 🇩🇪 763 86 1 Jun 2024 178th MeWhenI 🇻🇦 763 86 7 Jun 2024 180th sean-niemann 🇺🇸 763 177 2 Jun 2024 180th revlayle 🇺🇸 763 177 25 Jul 2024 180th namelessiw 763 177 9 Apr 2025 183rd GrayJoKing 🇦🇺 763 180 16 Jun 2024 184th MeWhenI 🇻🇦 759 195 1 Jun 2024 185th ovs-code 🇩🇪 758 129 1 Jun 2024 185th m-tkach 🇺🇦 758 129 2 Jun 2024 187th elgan65536 757 246 3 Oct 2024 188th stefangimmillaro 754 87 26 Aug 2024 189th emgordon154 746 88 3 Jun 2025 190th MostParsingVex 746 247 6 Jan 2025 191st sean-niemann 🇺🇸 744 138 25 Oct 2024 192nd error256 740 163 2 Sep 2024 193rd GrayJoKing 🇦🇺 735 133 18 Jun 2024 194th stefangimmillaro 734 184 10 Apr 2025 195th error256 731 158 15 Apr 2025 196th Natanaelel 🇸🇪 729 90 22 Jun 2025 197th emgordon154 729 116 7 Aug 2024 198th tayloia 🇬🇧 724 135 18 Jun 2024 198th trinityy-7 724 135 25 Aug 2025 200th MeWhenI 🇻🇦 718 173 5 Jul 2024 201st MeWhenI 🇻🇦 715 146 22 Aug 2024 202nd MeWhenI 🇻🇦 713 193 7 Jun 2024 203rd Shanethegamer 🇺🇸 705 113 7 May 2025 204th error256 705 119 12 days ago 205th Steffan153 🇫🇮 704 189 23 Jul 2024 206th MeWhenI 🇻🇦 703 139 1 Jun 2024 207th nwellnhof 🇩🇪 699 73 1 Jun 2024 208th dcgjb 699 113 4 Jun 2024 209th Shanethegamer 🇺🇸 696 114 8 Apr 2025 210th error256 695 133 2 May 2025 211th MeWhenI 🇻🇦 695 219 10 Jun 2024 212th Shanethegamer 🇺🇸 694 268 2 Jun 2024 213th Kacarott 🇦🇺 693 127 4 Jun 2024 214th sisyphus-ppcg 🇦🇺 689 74 1 Jun 2024 214th SirBogman 🇺🇸 689 74 2 Jun 2024 216th stefangimmillaro 689 203 25 Aug 2024 217th Shanethegamer 🇺🇸 689 235 13 Jun 2024 218th adyache 🇺🇸 683 325 21 Jun 2024 219th Shanethegamer 🇺🇸 682 221 1 Jun 2024 220th primo-ppcg 🇹🇭 680 75 23 Jan 2025 221st mousetail 🇳🇱 679 183 2 days ago 222nd albanian-laundromat 677 124 9 days ago 223rd error256 676 97 1 Jun 2024 224th Shanethegamer 🇺🇸 676 240 14 Jun 2024 225th MeWhenI 🇻🇦 673 131 13 Aug 2024 Prev 151–225 of 405 Next