The Minesweeper hole will go live in approximately 4 days. Why not try and solve it ahead of time?
PalindromemordnilaP in Python 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 1st JayXon 🇺🇸 1,000 65 16ms 3 Sep 2024 1st error256 1,000 65 16ms 4 Sep 2024 1st khvdm 1,000 65 15ms 24 Apr 2025 4th btnlq 985 66 16ms 1 Sep 2024 4th pardouin 🇫🇷 985 66 17ms 1 Sep 2024 4th MeWhenI 🇻🇦 985 66 16ms 1 Sep 2024 4th sean-niemann 🇺🇸 985 66 16ms 21 Dec 2024 8th duckyluuk 🇳🇱 956 68 11ms 1 Sep 2024 8th SB-945 956 68 12ms 1 Sep 2024 8th hallvabo 🇳🇴 956 68 11ms 1 Sep 2024 11th kg583 🇺🇸 942 69 11ms 1 Sep 2024 11th zbreit 🇺🇸 942 69 11ms 1 Sep 2024 11th abhishekg999 942 69 12ms 17 Sep 2024 11th emgordon154 942 69 11ms 26 Sep 2024 11th anter69 🇭🇺 942 69 11ms 11 Oct 2024 11th Mukundan314 942 69 10ms 11 Jul 2025 11th ndren 942 69 11ms 11 Jul 2025 11th Babafaba 942 69 14ms 5 days ago 19th firegene 🇮🇪 929 70 12ms 3 Sep 2024 20th starfihs 915 71 183ms 5 Sep 2024 20th dokutan 915 71 14ms 13 Sep 2024 20th KatieLG 🇬🇧 915 71 11ms 14 Sep 2024 20th lifthrasiir 🇰🇷 915 71 11ms 20 Nov 2024 20th plcc0 915 71 13ms 6 Mar 2025 20th keelimeguy 🇺🇸 915 71 15ms 17 May 2025 20th albanian-laundromat 915 71 12ms 5 Jun 2025 27th qpwoeirut 903 72 13ms 26 days ago 28th HumanoidCPU 878 74 11ms 2 Sep 2024 28th luuumine 🇫🇷 878 74 12ms 12 days ago 30th Artemis21 🇬🇧 867 75 11ms 10 Jan 2025 31st o0BlackDragon0o 855 76 12ms 8 Sep 2024 31st Bombalech 855 76 12ms 8 Sep 2024 31st JunkIce 855 76 11ms 24 Nov 2024 31st snoozingnewt 🇺🇸 855 76 12ms 31 Mar 2025 35th CornerMercury 🇬🇧 844 77 11ms 14 Feb 2025 36th FlorianCassayre 🇫🇷 823 79 12ms 15 Sep 2024 37th nwellnhof 🇩🇪 813 80 16ms 4 Sep 2024 37th canissimia 🇦🇶 813 80 16ms 12 Sep 2024 37th RaBa21 🇭🇺 813 80 11ms 18 Jul 2025 40th bizy-coder 802 81 17ms 1 Sep 2024 40th Natanaelel 🇸🇪 802 81 23ms 1 Sep 2024 40th GrayJoKing 🇦🇺 802 81 15ms 2 Sep 2024 40th bricknellj 802 81 15ms 6 Sep 2024 40th wh3n3v3r 🇨🇿 802 81 11ms 11 Nov 2024 40th xnor-gate 802 81 16ms 4 Mar 2025 40th retrohun 802 81 16ms 9 Mar 2025 40th 051 🇸🇬 802 81 15ms 19 days ago 48th jatloe 793 82 12ms 4 Sep 2024 48th rchalamala 793 82 11ms 2 Jan 2025 50th zacjl 774 84 11ms 18 Sep 2024 51st Seek64 🇩🇪 765 85 67ms 1 Sep 2024 52nd ovs-code 🇩🇪 756 86 12ms 1 Sep 2024 52nd xsot 🇸🇬 756 86 10ms 1 Sep 2024 52nd Steffan153 🇫🇮 756 86 12ms 1 Sep 2024 52nd SirBogman 🇺🇸 756 86 13ms 2 Sep 2024 52nd stefangimmillaro 756 86 11ms 2 Sep 2024 52nd m-tkach 🇺🇦 756 86 9ms 2 Sep 2024 52nd lynn 756 86 12ms 4 Sep 2024 52nd kops-cg 756 86 14ms 11 Feb 2025 52nd bzijlema 🇳🇱 756 86 14ms 14 May 2025 52nd 5cw 🇺🇸 756 86 11ms 4 Aug 2025 62nd GolfingSuccess 🇬🇷 747 87 11ms 1 Sep 2024 62nd alemelis 747 87 16ms 1 Sep 2024 62nd Shanethegamer 🇺🇸 747 87 11ms 1 Sep 2024 62nd cros107 🇦🇺 747 87 9ms 2 Sep 2024 62nd inventshah 747 87 10ms 2 Sep 2024 62nd annaproxy 747 87 13ms 3 Sep 2024 62nd BoBz200 747 87 15ms 20 Sep 2024 62nd ehulinsky 🇺🇸 747 87 12ms 3 Apr 2025 62nd chartung17 747 87 14ms 7 Apr 2025 62nd 40fied4t 747 87 10ms 6 May 2025 62nd ryyyn 🇺🇸 747 87 10ms 10 Jun 2025 62nd 4atj 747 87 201ms 10 Jul 2025 62nd commandblockguy 🇺🇸 747 87 12ms 11 Jul 2025 62nd hiichbindermax 747 87 10ms 19 Aug 2025 1–75 of 173 Next Last