The Minesweeper hole will go live in approximately 5 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 869th dtbao20 🇻🇳 697 69 15ms 8 Oct 2024 869th sciencedjinn 697 69 17ms 8 Nov 2024 869th Unknownuserfrommars 697 69 17ms 21 Nov 2024 869th yokasuretsu 697 69 13ms 31 Dec 2024 869th clayboll99 697 69 15ms 10 Jul 2025 869th Babafaba 697 69 17ms 10 days ago 907th janbehrens 🇩🇪 697 72 41ms 30 Dec 2023 907th emgordon154 697 72 74ms 4 Aug 2024 909th SmartK8 🇨🇿 695 122 448ms 1 Nov 2022 909th tomh1012 695 122 363ms 8 Sep 2025 911th duckyluuk 🇳🇱 694 90 439ms 25 Sep 2025 912th yzhs 🇩🇪 690 86 136ms 24 Jul 2021 912th strout 690 86 142ms 26 Aug 2022 914th petar-donchev 687 70 50ms 1 Sep 2019 914th cubed-guy 687 70 50ms 20 Sep 2021 914th kenny14231 687 70 13ms 9 Oct 2021 914th GioacchinoGT02 687 70 18ms 3 Dec 2024 918th m-tkach 🇺🇦 687 259 62ms 27 Jun 2022 919th MeWhenI 🇻🇦 686 232 47ms 6 Jun 2023 920th juliansiebert 🇩🇪 685 68 186ms 3 Aug 2022 921st Shanethegamer 🇺🇸 685 111 478ms 5 Mar 2022 922nd aliakseikalosha 683 124 531ms 17 Oct 2024 923rd primo-ppcg 🇹🇭 679 196 2,259ms 3 Feb 2022 924th Steffan153 🇫🇮 678 52 52ms 29 Aug 2024 925th teddyward 677 71 13ms 9 Jan 2021 925th xkacer 🇨🇿 677 71 13ms 25 Jan 2021 925th sadfun 677 71 14ms 29 Jan 2021 925th ArmaanAS 677 71 13ms 24 Mar 2021 925th classAndrew 677 71 16ms 1 Aug 2021 925th SpareManiKatti 677 71 10ms 10 Sep 2021 925th JGDoerrer 677 71 14ms 22 Jan 2022 925th lovernj 677 71 13ms 7 Feb 2022 925th elephantpanda 677 71 11ms 31 Aug 2022 925th sandorstormen 677 71 14ms 25 Nov 2022 925th Vinterion 677 71 12ms 24 Jul 2023 925th sulphemi 677 71 14ms 5 Oct 2023 925th davidsaltacc 677 71 13ms 16 Nov 2023 925th dal548 677 71 13ms 12 Jun 2024 925th Mabeloid 🇳🇴 677 71 16ms 6 Sep 2024 925th rustykitty 677 71 18ms 29 hours ago 941st dokutan 675 47 889ms 30 Aug 2025 941st CaedenHarper 🇨🇦 675 47 811ms 6 Sep 2025 943rd Indivicivet 674 52 226ms 30 Mar 2021 944th Wheatwizard 674 88 224ms 19 Jul 2019 945th KatieLG 🇬🇧 673 68 379ms 15 Jan 2024 945th msbranicky 673 68 361ms 16 Jan 2024 945th Stockoh 🇫🇷 673 68 441ms 24 Jun 2024 945th HumanoidCPU 673 68 373ms 29 Aug 2024 945th Lv0Sys 🇵🇱 673 68 419ms 30 May 2025 950th SirBogman 🇺🇸 673 151 76ms 30 May 2023 951st MeWhenI 🇻🇦 672 193 130ms 3 Sep 2023 952nd MeWhenI 🇻🇦 671 884 4ms 25 May 2022 953rd prplz 🇦🇺 670 51 108ms 2 Feb 2020 953rd Irratix 🇳🇱 670 51 66ms 1 Jul 2022 955th helbling 🇨🇭 669 75 60ms 4 Jun 2024 956th paralysedforce 668 72 26ms 24 Nov 2020 956th AkashTandon167 668 72 10ms 1 Nov 2021 956th Bananapants22 668 72 18ms 16 Aug 2022 956th CatsAreFluffy 668 72 16ms 19 Feb 2023 956th Anthony-Williams-06 668 72 29ms 17 Oct 2023 961st Natanaelel 🇸🇪 665 47 98ms 10 Oct 2021 962nd stefangimmillaro 664 110 127ms 3 Oct 2023 963rd Babafaba 663 69 543ms 10 days ago 964th andersk 🇺🇸 662 53 2,270ms 4 Mar 2023 964th mjecke 662 53 2,183ms 3 Jul 2023 966th janbehrens 🇩🇪 662 128 440ms 21 Nov 2021 967th janbehrens 🇩🇪 661 115 606ms 1 May 2023 968th shuding 660 76 59ms 28 Apr 2020 968th thisishowmymindworks 🇳🇴 660 76 18ms 14 Oct 2020 968th coreynash 660 76 26ms 21 Mar 2024 971st trist224 🇫🇷 659 73 12ms 25 Dec 2022 971st TaserTheFox 🇺🇸 659 73 24ms 9 Feb 2023 971st Datadramah 659 73 15ms 12 Jan 2024 971st jacekwladzinski 659 73 14ms 20 days ago 975th SirBogman 🇺🇸 657 52 72ms 5 Jun 2022 First Prev 901–975 of 2,769 Next Last