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 Trinomial Triangle 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 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 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 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 Turtle Tutorial # Golfer Points Chars Time Submitted 226th albanian-laundromat 677 124 16 Sep 2025 227th MeWhenI 🇻🇦 677 198 1 Jun 2024 228th Shanethegamer 🇺🇸 676 240 221ms 14 Jun 2024 229th MeWhenI 🇻🇦 673 131 37ms 13 Aug 2024 230th Shanethegamer 🇺🇸 671 352 10 Apr 2025 231st CornerMercury 🇬🇧 667 119 1,556ms 28 May 2025 232nd Yax42 🇫🇷 665 147 10 Sep 2025 233rd Yewzir 🇧🇪 665 286 256ms 9 Jun 2024 234th Shanethegamer 🇺🇸 660 148 12 Jun 2024 235th MeWhenI 🇻🇦 660 205 391ms 1 Jun 2024 236th ovs-code 🇩🇪 659 121 840ms 2 Jul 2024 237th KasperKivimaeki 🇫🇮 657 189 4ms 3 Sep 2025 238th orthoplex 🇨🇽 656 121 34ms 1 Jun 2024 239th rucin93 🇵🇱 655 129 31 Oct 2024 240th scpchicken 🇵🇼 654 78 7ms 3 Jun 2024 241st Shanethegamer 🇺🇸 654 207 400ms 12 Jun 2024 242nd MeWhenI 🇻🇦 653 122 663ms 1 Jun 2024 243rd Shanethegamer 🇺🇸 653 214 1 Jun 2024 244th Yewzir 🇧🇪 653 233 9ms 9 Jun 2024 245th nwellnhof 🇩🇪 651 122 19ms 1 Jun 2024 245th MeWhenI 🇻🇦 651 122 31ms 7 Jun 2024 245th sisyphus-ppcg 🇦🇺 651 122 21ms 25 Jul 2024 248th MeWhenI 🇻🇦 647 216 1 Jun 2024 249th MeWhenI 🇻🇦 646 79 7ms 1 Jun 2024 250th kritixilithos 646 114 67ms 1 Jun 2024 250th error256 646 114 60ms 16 Jun 2024 250th MeWhenI 🇻🇦 646 114 78ms 15 Jul 2025 253rd ovs-code 🇩🇪 645 123 23ms 1 Jun 2024 254th namelessiw 645 208 5 days ago 255th ryyyn 🇺🇸 640 124 7 days ago 256th xsot 🇸🇬 638 125 626ms 2 Jun 2024 256th SirBogman 🇺🇸 638 125 575ms 2 Jun 2024 258th Shanethegamer 🇺🇸 637 216 7 Jun 2024 259th ovs-code 🇩🇪 635 116 63ms 1 Jun 2024 259th retrohun 635 116 86ms 7 Jun 2024 261st MeWhenI 🇻🇦 635 255 8ms 10 Jun 2024 262nd KatieLG 🇬🇧 633 126 15 days ago 263rd MeWhenI 🇻🇦 632 295 38ms 12 Jul 2025 264th helbling 🇨🇭 631 155 1 Jun 2024 265th 5cw 🇺🇸 630 126 18ms 1 Jun 2024 265th stefangimmillaro 630 126 24ms 30 Jan 2025 265th bricknellj 630 126 19ms 6 Feb 2025 265th edsrzf 🇳🇿 630 126 17ms 9 Sep 2025 265th KatieLG 🇬🇧 630 126 15 Sep 2025 270th rucin93 🇵🇱 626 243 48ms 4 Jun 2025 271st MeWhenI 🇻🇦 625 157 10ms 20 Jun 2024 272nd Shanethegamer 🇺🇸 622 158 10ms 13 Jun 2024 273rd error256 622 238 3,497ms 15 Apr 2025 274th AlephSquirrel 620 128 32ms 4 Jun 2024 275th AlephSquirrel 619 225 55ms 21 Oct 2024 276th ovs-code 🇩🇪 617 137 17 Apr 2025 277th emgordon154 616 150 10 Dec 2024 278th ndren 615 129 324ms 11 Jul 2025 278th albanian-laundromat 615 129 23ms 16 Sep 2025 280th GrayJoKing 🇦🇺 612 138 14 Aug 2024 280th error256 612 138 6 May 2025 282nd albanian-laundromat 606 463 18 Sep 2025 283rd edsrzf 🇳🇿 604 241 65ms 4 Apr 2025 284th retrohun 600 202 201ms 19 Aug 2024 285th galloj 🇨🇿 599 123 52ms 9 Jun 2024 286th albanian-laundromat 599 133 10 Sep 2025 287th Shanethegamer 🇺🇸 599 189 12 Jun 2024 288th jatloe 597 133 346ms 28 Oct 2024 289th Shanethegamer 🇺🇸 595 234 49ms 4 Oct 2024 290th Shanethegamer 🇺🇸 594 203 445ms 13 Jun 2024 291st GolfingSuccess 🇬🇷 592 134 22ms 1 Jun 2024 292nd MeWhenI 🇻🇦 591 204 549ms 27 Jul 2024 293rd bizy-coder 582 137 543ms 1 Jun 2024 294th tatzyr 🇯🇵 581 113 26 Mar 2025 295th Shanethegamer 🇺🇸 581 231 27 days ago 296th MeWhenI 🇻🇦 579 145 15 Sep 2025 297th Shanethegamer 🇺🇸 574 202 144ms 13 Jun 2024 298th bac0id 572 259 98ms 24 Jun 2024 299th bizy-coder 571 139 30ms 1 Jun 2024 299th cros107 🇦🇺 571 139 31ms 19 Jun 2024 First Prev 226–300 of 414 Next Last