The Gray Code Decoder and Gray Code Encoder holes will go live in approximately 4 days. Why not try and solve them ahead of time?
Minesweeper in all languages in bytes. 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 Calendar Card Number Validation Catalan Numbers Catalan’s Constant Christmas Trees Collatz Continued Fractions 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 Multitap Input 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 Tower of Hanoi Transpose Sentence Trinomial Triangle United States Vampire Numbers Van Eck Sequence Zeckendorf Representation Zodiac Signs γ λ π τ φ √2 𝑒 Alphabetic Numbers Apéry’s Constant Binary Lambda Calculus Connect Four 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 Numbrix Odd Polyomino Tiling p-adic Expansion Polygon Triangulations QR Encoder Quadratic Formula Rectangle Fill Semiprime Numbers Smooth Numbers Snake Sphenic Numbers Taxicab Numbers Turtle Tutorial All Languages ><> ALGOL 68 ArkScript 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 APL Arturo Befunge BQN CJam CoffeeScript Egel Fennel Harbour Hare Haxe Hush Hy iogii Knight Lily Luau Odin Picat Qore Racket Rebol Rexx Scala Squirrel Stax Uiua Umka Vala Vyxal Bytes Chars Scoring Bytes Chars Language All ><> ALGOL 68 ArkScript 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 APL Arturo Befunge BQN CJam CoffeeScript Egel Fennel Harbour Hare Haxe Hush Hy iogii Knight Lily 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 Calendar Card Number Validation Catalan Numbers Catalan’s Constant Christmas Trees Collatz Continued Fractions 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 Multitap Input 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 Tower of Hanoi Transpose Sentence Trinomial Triangle United States Vampire Numbers Van Eck Sequence Zeckendorf Representation Zodiac Signs γ λ π τ φ √2 𝑒 Experimental Hole Alphabetic Numbers Apéry’s Constant Binary Lambda Calculus Connect Four 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 Numbrix Odd Polyomino Tiling p-adic Expansion Polygon Triangulations QR Encoder Quadratic Formula Rectangle Fill Semiprime Numbers Smooth Numbers Snake Sphenic Numbers Taxicab Numbers Turtle Tutorial # Golfer Points Bytes Time Submitted 161st emgordon154 800 231 1,738ms 17 Nov 2025 162nd lynn 799 173 235ms 2 Nov 2025 163rd canissimia 🇦🇶 799 234 9ms 14 Nov 2025 164th Lv0Sys 🇵🇱 797 120 17ms 21 Feb 2026 165th Shanethegamer 🇺🇸 796 142 738ms 7 Nov 2025 166th sean-niemann 🇺🇸 795 163 474ms 5 Dec 2025 167th edsrzf 🇳🇿 791 197 70ms 24 hours ago 168th emgordon154 790 113 1,484ms 30 Oct 2025 169th kg583 🇺🇸 789 121 27ms 27 Oct 2025 170th pardouin 🇫🇷 789 125 3,687ms 11 Nov 2025 171st CLOStrophobic 🇮🇹 788 161 79ms 27 Oct 2025 172nd JDiLenarda 🇫🇷 788 198 1,489ms 4 Nov 2025 173rd Shanethegamer 🇺🇸 787 137 645ms 27 Oct 2025 174th namelessiw 783 185 492ms 3 Nov 2025 175th Yax42 🇫🇷 781 135 448ms 17 Nov 2025 176th Shanethegamer 🇺🇸 781 145 36ms 27 Oct 2025 176th edsrzf 🇳🇿 781 145 40ms 27 Oct 2025 176th emgordon154 781 145 70ms 30 Oct 2025 179th albanian-laundromat 779 112 17ms 25 Feb 2026 180th snyderek 🇺🇸 779 172 74ms 11 Nov 2025 181st albanian-laundromat 779 391 17ms 15 days ago 182nd CaedenHarper 🇨🇦 775 139 556ms 31 Oct 2025 183rd ovs-code 🇩🇪 773 141 8ms 1 Nov 2025 184th Andrey-Plotnikov 771 124 15ms 3 Nov 2025 185th CaedenHarper 🇨🇦 771 147 43ms 31 Oct 2025 185th anter69 🇭🇺 771 147 24ms 8 days ago 187th annaproxy 765 148 35ms 13 Nov 2025 188th Shanethegamer 🇺🇸 763 181 266ms 28 Oct 2025 189th CaedenHarper 🇨🇦 763 190 490ms 27 Oct 2025 190th snoozingnewt 🇨🇦 760 209 124ms 20 Nov 2025 191st CaedenHarper 🇨🇦 757 214 340ms 29 Oct 2025 191st KasperKivimaeki 🇫🇮 757 214 329ms 1 Nov 2025 193rd SirBogman 🇺🇸 755 150 20ms 6 Nov 2025 194th commandz0 🇺🇸 754 143 511ms 1 Nov 2025 195th emgordon154 751 309 1,859ms 28 Nov 2025 196th 5cw 🇺🇸 750 151 18ms 31 Oct 2025 196th commandz0 🇺🇸 750 151 25ms 1 Nov 2025 198th albanian-laundromat 749 212 121ms 10 Nov 2025 199th stefangimmillaro 746 217 184ms 10 Nov 2025 200th cros107 🇦🇺 745 152 36ms 29 Oct 2025 200th hellopir2 745 152 20ms 3 Nov 2025 200th MeWhenI 🇻🇦 745 152 61ms 12 Dec 2025 203rd edsrzf 🇳🇿 743 186 230ms 21 Dec 2025 204th targrik 742 131 24ms 11 Nov 2025 205th Shanethegamer 🇺🇸 741 109 423ms 28 Oct 2025 206th davecame 740 153 632ms 3 Nov 2025 206th jatloe 740 153 22ms 20 Nov 2025 208th RockOfStone 740 167 6ms 4 Nov 2025 209th MeWhenI 🇻🇦 740 210 46ms 8 Nov 2025 210th Natanaelel 🇸🇪 739 187 265ms 1 Nov 2025 211th Natanaelel 🇸🇪 736 101 53ms 31 Oct 2025 212th ahmetdemirag 🇨🇾 736 154 140ms 3 Nov 2025 213th emgordon154 736 182 80ms 8 Feb 2026 214th Shanethegamer 🇺🇸 736 197 479ms 27 Oct 2025 215th CatsAreFluffy 735 91 54ms 31 Oct 2025 216th albanian-laundromat 734 129 118ms 19 days ago 217th AlephSquirrel 733 173 151ms 26 Oct 2025 218th emplv 🇱🇻 731 133 204ms 2 Nov 2025 219th plcc0 731 155 40ms 30 Jan 2026 220th KrausRaus 🇺🇸 730 131 22ms 28 Oct 2025 221st CaedenHarper 🇨🇦 724 132 17ms 26 Oct 2025 222nd olleicua 🇺🇸 722 103 64ms 27 Oct 2025 223rd CaedenHarper 🇨🇦 722 113 1,984ms 26 Oct 2025 224th Lv0Sys 🇵🇱 721 157 19ms 21 Feb 2026 225th Shanethegamer 🇺🇸 720 124 1,412ms 27 Oct 2025 226th emgordon154 717 152 7ms 7 Feb 2026 227th qpwoeirut 712 159 21ms 29 Oct 2025 227th guilhem-roy 🇫🇷 712 159 30ms 21 Nov 2025 227th ZakkkkAttackkkk 🇵🇭 712 159 36ms 6 Feb 2026 230th emgordon154 708 105 50ms 2 Nov 2025 231st Salutations45 708 135 15ms 11 Nov 2025 232nd snoozingnewt 🇨🇦 700 154 587ms 20 Feb 2026 233rd Flekay 🇩🇪 699 162 17ms 19 Feb 2026 233rd snoozingnewt 🇨🇦 699 162 17ms 20 Feb 2026 233rd aksyristos 699 162 18ms 11 hours ago 236th helbling 🇨🇭 698 137 19ms 30 Oct 2025 237th jared-hughes 687 165 35ms 14 Nov 2025 237th FortuiteMan 🇫🇷 687 165 57ms 24 Nov 2025 239th elgan65536 🇺🇸 686 236 222ms 10 Feb 2026 240th albanian-laundromat 684 178 123ms 45 hours ago First Prev 161–240 of 428 Next Last