The Minesweeper hole will go live in approximately 4 days. Why not try and solve it ahead of time?
√2 in all languages in bytes. 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 Bytes Time Submitted 376th Lydxn 🇨🇦 913 80 134ms 2 Mar 2023 377th andersk 🇺🇸 913 148 144ms 29 Nov 2022 378th prplz 🇦🇺 912 55 29ms 25 Oct 2019 378th NewDefectus 🇮🇱 912 55 10ms 11 Feb 2021 380th andersk 🇺🇸 912 65 128ms 21 Mar 2020 380th JayXon 🇺🇸 912 65 149ms 28 Nov 2021 380th btnlq 912 65 167ms 15 Oct 2023 380th ovs-code 🇩🇪 912 65 136ms 31 Jan 2024 384th canissimia 🇦🇶 912 242 253ms 10 Feb 2024 385th FlorianCassayre 🇫🇷 911 100 277ms 19 Jul 2025 386th sean-niemann 🇺🇸 907 143 492ms 30 Dec 2024 387th primo-ppcg 🇹🇭 906 112 11ms 30 Nov 2021 388th ovs-code 🇩🇪 905 69 440ms 24 Sep 2025 388th emgordon154 905 69 428ms 25 Sep 2025 388th Yewzir 🇧🇪 905 69 539ms 25 days ago 391st sean-niemann 🇺🇸 905 94 813ms 25 Jun 2025 392nd GrayJoKing 🇦🇺 904 46 117ms 15 Sep 2023 393rd GrayJoKing 🇦🇺 903 145 815ms 2 Feb 2024 394th primo-ppcg 🇹🇭 902 68 1,287ms 13 Sep 2023 395th JayXon 🇺🇸 902 81 140ms 16 Oct 2022 395th Steffan153 🇫🇮 902 81 123ms 10 Apr 2023 395th sean-niemann 🇺🇸 902 81 119ms 23 Mar 2025 398th Steffan153 🇫🇮 902 113 235ms 31 Aug 2024 399th ovs-code 🇩🇪 901 51 10ms 10 Dec 2023 399th DialFrost 🇸🇬 901 51 8ms 10 Dec 2023 399th Steffan153 🇫🇮 901 51 10ms 12 Dec 2023 399th MeWhenI 🇻🇦 901 51 7ms 13 Dec 2023 399th dokutan 901 51 7ms 26 Dec 2023 399th kg583 🇺🇸 901 51 8ms 15 Sep 2025 405th primo-ppcg 🇹🇭 900 134 56ms 21 Jun 2022 406th HPWiz 🇳🇿 900 148 3,063ms 12 Oct 2023 407th primo-ppcg 🇹🇭 900 229 2,676ms 4 Oct 2020 408th primo-ppcg 🇹🇭 899 113 64ms 26 Apr 2025 409th pardouin 🇫🇷 898 54 139ms 28 Feb 2025 410th Steffan153 🇫🇮 898 62 419ms 29 Aug 2024 411th ovs-code 🇩🇪 898 86 213ms 22 Feb 2025 412th ovs-code 🇩🇪 897 107 18 Jul 2025 413th tomtheisen 🇺🇸 896 56 16ms 28 Sep 2020 413th nathanadams 🇳🇿 896 56 9ms 14 Sep 2021 413th GrayJoKing 🇦🇺 896 56 18ms 11 Nov 2023 413th CaedenHarper 🇨🇦 896 56 9ms 24 Aug 2025 417th Steffan153 🇫🇮 895 95 848ms 31 Aug 2024 418th Lydxn 🇨🇦 894 85 508ms 7 Mar 2022 418th ovs-code 🇩🇪 894 85 471ms 16 Jun 2024 420th Natanaelel 🇸🇪 893 28 40ms 16 May 2025 420th emgordon154 893 28 41ms 30 Jun 2025 422nd diddily 893 29 44ms 29 Oct 2019 422nd yzhs 🇩🇪 893 29 46ms 3 Mar 2020 422nd lynn 893 29 41ms 13 Apr 2021 422nd JayXon 🇺🇸 893 29 36ms 29 Jul 2021 422nd rak1507 🇬🇧 893 29 56ms 26 Oct 2021 422nd j-Ewan 893 29 53ms 17 Mar 2022 422nd stackofbears 893 29 40ms 17 Dec 2023 422nd SirBogman 🇺🇸 893 29 45ms 5 Jun 2025 430th FortuiteMan 🇫🇷 892 87 267ms 26 Aug 2025 431st btnlq 892 95 325ms 3 Mar 2023 432nd sean-niemann 🇺🇸 892 114 668ms 16 Mar 2025 433rd sean-niemann 🇺🇸 892 129 501ms 27 Mar 2025 434th GrayJoKing 🇦🇺 892 139 4,892ms 4 Mar 2025 435th marshallward 🇺🇸 891 114 63ms 28 Jun 2023 436th GrayJoKing 🇦🇺 890 179 184ms 7 Feb 2024 437th jared-hughes 890 281 3,980ms 22 Jul 2023 438th stefangimmillaro 889 60 1,050ms 12 days ago 439th primo-ppcg 🇹🇭 889 200 41ms 12 May 2023 440th nwellnhof 🇩🇪 889 667 20ms 19 Nov 2022 441st annaproxy 887 52 179ms 27 Oct 2023 441st ovs-code 🇩🇪 887 52 81ms 30 Jun 2024 443rd GrayJoKing 🇦🇺 887 146 248ms 7 Feb 2024 444th primo-ppcg 🇹🇭 886 96 863ms 19 Nov 2022 445th edsrzf 🇳🇿 885 47 70ms 26 May 2025 446th sean-niemann 🇺🇸 884 86 530ms 26 Sep 2023 446th Steffan153 🇫🇮 884 86 526ms 23 Jul 2024 448th MeWhenI 🇻🇦 882 88 76ms 12 Jun 2021 449th primo-ppcg 🇹🇭 882 146 94ms 16 Aug 2023 450th DialFrost 🇸🇬 881 40 56ms 23 Dec 2024 First Prev 376–450 of 2,769 Next Last