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 edsrzf 🇳🇿 802 144 11 days ago 152nd ovs-code 🇩🇪 801 155 2 Jun 2024 153rd error256 801 236 15 Apr 2025 154th AlephSquirrel 800 254 5 Aug 2024 155th UnderKoen 🇳🇱 799 453 20 Jan 2025 156th edsrzf 🇳🇿 795 175 10 days ago 157th SB-945 794 100 8 Jun 2024 158th error256 793 111 16 Apr 2025 159th canissimia 🇦🇶 793 295 22 Jun 2024 160th MostParsingVex 792 185 8 Sep 2024 161st Yewzir 🇧🇪 792 301 9 Jun 2024 162nd MeWhenI 🇻🇦 791 198 1 Jun 2024 163rd Natanaelel 🇸🇪 791 205 25 Jun 2025 164th MeWhenI 🇻🇦 791 239 25 Aug 2024 165th nwellnhof 🇩🇪 788 124 3 Jun 2024 166th Shanethegamer 🇺🇸 786 112 9 Oct 2024 167th Steffan153 🇫🇮 785 65 11 Jul 2024 168th lynn 784 207 24 Jun 2024 169th nwellnhof 🇩🇪 781 84 2 Jun 2024 170th GrayJoKing 🇦🇺 779 113 23 Jul 2024 171st jared-hughes 779 190 12 Jun 2024 172nd lifthrasiir 🇰🇷 778 102 16 Nov 2024 173rd error256 778 132 2 May 2025 174th MostParsingVex 776 160 23 Jul 2024 175th error256 776 174 2 May 2025 176th annaproxy 776 177 23 days ago 177th stefangimmillaro 776 202 26 Aug 2024 178th GrayJoKing 🇦🇺 772 85 12 Jun 2024 179th MeWhenI 🇻🇦 769 109 26 Aug 2024 180th jared-hughes 767 162 12 Jun 2024 181st elgan65536 766 246 3 Oct 2024 182nd ovs-code 🇩🇪 763 86 1 Jun 2024 182nd MeWhenI 🇻🇦 763 86 7 Jun 2024 184th sean-niemann 🇺🇸 763 177 2 Jun 2024 184th revlayle 🇺🇸 763 177 25 Jul 2024 184th namelessiw 763 177 9 Apr 2025 187th GrayJoKing 🇦🇺 763 180 16 Jun 2024 188th MeWhenI 🇻🇦 759 195 1 Jun 2024 189th ovs-code 🇩🇪 758 129 1 Jun 2024 189th m-tkach 🇺🇦 758 129 2 Jun 2024 191st stefangimmillaro 754 87 26 Aug 2024 192nd emgordon154 746 88 3 Jun 2025 193rd MostParsingVex 746 247 6 Jan 2025 194th sean-niemann 🇺🇸 744 138 25 Oct 2024 195th error256 740 163 2 Sep 2024 196th GrayJoKing 🇦🇺 735 133 18 Jun 2024 197th stefangimmillaro 734 184 10 Apr 2025 198th error256 731 158 15 Apr 2025 199th Natanaelel 🇸🇪 729 90 22 Jun 2025 200th emgordon154 729 116 7 Aug 2024 201st tayloia 🇬🇧 724 135 18 Jun 2024 201st trinityy-7 724 135 26 days ago 203rd MeWhenI 🇻🇦 718 173 5 Jul 2024 204th MeWhenI 🇻🇦 715 146 22 Aug 2024 205th MeWhenI 🇻🇦 713 193 7 Jun 2024 206th Shanethegamer 🇺🇸 705 113 7 May 2025 207th error256 705 119 7 days ago 208th MeWhenI 🇻🇦 703 139 1 Jun 2024 209th Shanethegamer 🇺🇸 703 268 2 Jun 2024 210th nwellnhof 🇩🇪 699 73 1 Jun 2024 211th dcgjb 699 113 4 Jun 2024 212th Shanethegamer 🇺🇸 696 114 8 Apr 2025 213th error256 695 133 2 May 2025 214th MeWhenI 🇻🇦 695 219 10 Jun 2024 215th Kacarott 🇦🇺 693 127 4 Jun 2024 216th sisyphus-ppcg 🇦🇺 689 74 1 Jun 2024 216th SirBogman 🇺🇸 689 74 2 Jun 2024 218th stefangimmillaro 689 203 25 Aug 2024 219th Shanethegamer 🇺🇸 689 235 13 Jun 2024 220th adyache 🇺🇸 683 325 21 Jun 2024 221st Shanethegamer 🇺🇸 682 221 1 Jun 2024 222nd primo-ppcg 🇹🇭 680 75 23 Jan 2025 223rd albanian-laundromat 677 124 4 days ago 224th error256 676 97 1 Jun 2024 225th Shanethegamer 🇺🇸 676 240 14 Jun 2024 Prev 151–225 of 404 Next