√2 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 751st LS2021 720 117 354ms 24 Nov 2023 752nd WildTooth 719 85 448ms 15 days ago 753rd emgordon154 719 166 1,243ms 30 Apr 2025 754th roguh 🇬🇹 717 59 5ms 26 Jan 2024 755th CatsAreFluffy 717 82 124ms 7 Dec 2022 756th urojony 🇵🇱 715 67 26ms 3 Jan 2021 756th tetraxile 715 67 25ms 3 Oct 2021 756th Nibamot 715 67 13ms 10 Dec 2021 756th CheeseCake628 🇳🇴 715 67 90ms 9 Feb 2023 756th GeorgeStechman 🇬🇧 715 67 50ms 6 Jan 2024 756th RandGuy 715 67 25ms 25 Jan 2024 756th Ralac07 🇦🇺 715 67 25ms 16 Feb 2024 756th inverseLorentz 🇦🇺 715 67 101ms 10 Apr 2024 756th driri85 715 67 14ms 7 Jan 2025 765th Natanaelel 🇸🇪 714 28 40ms 16 May 2025 765th emgordon154 714 28 41ms 30 Jun 2025 767th MeWhenI 🇻🇦 714 118 433ms 8 Dec 2022 768th MasFlam 713 46 232ms 21 Jun 2024 769th dmrichwa 🇺🇸 712 70 23ms 19 Mar 2022 769th Naruyoko 712 70 64ms 13 Aug 2023 771st lynn 709 63 15ms 15 Nov 2021 772nd Yewzir 🇧🇪 709 145 803ms 14 May 2024 773rd stefangimmillaro 708 190 138ms 4 Jun 2025 774th lynn 705 225 306ms 4 Aug 2023 775th markus-rekdal 704 68 25ms 31 May 2019 775th qoqosz 704 68 14ms 6 Jun 2019 775th giacomogallina 704 68 14ms 6 Jun 2019 775th skps2010 704 68 13ms 14 Jun 2019 775th hoodadam 704 68 14ms 19 Jul 2019 775th dzhang314 704 68 13ms 14 Aug 2019 775th sk- 704 68 13ms 11 Sep 2019 775th handisb 704 68 13ms 2 Nov 2019 775th amishtal 704 68 13ms 27 Nov 2019 775th Haksell 🇦🇶 704 68 13ms 1 Dec 2019 775th Matistjati 704 68 13ms 3 Dec 2019 775th Daniel-Martin576 704 68 13ms 1 Apr 2020 775th Jviscus1 704 68 16ms 24 Apr 2020 775th GalladeGuy 🇺🇸 704 68 13ms 23 May 2020 775th aliakseikalosha 704 68 13ms 9 Jun 2020 775th Jumprocks1 704 68 18ms 11 Jun 2020 775th itiievskyi 🇺🇦 704 68 13ms 30 Jul 2020 775th dev-loop0 704 68 13ms 20 Aug 2020 775th linstr13 704 68 13ms 29 Sep 2020 775th mueller14003 704 68 14ms 8 Oct 2020 775th davidverweij 704 68 13ms 21 Oct 2020 775th martinsifrar 704 68 14ms 23 Oct 2020 775th Dazza314 🇬🇧 704 68 13ms 6 Nov 2020 775th austinrwarner 704 68 18ms 25 Dec 2020 775th Tess2662 704 68 14ms 11 Jan 2021 775th fynnkroeger 704 68 12ms 20 Jan 2021 775th ydevor 🇮🇱 704 68 15ms 22 Feb 2021 775th asadullayev 704 68 18ms 3 Mar 2021 775th orifu 704 68 13ms 19 Mar 2021 775th josephjojoe 704 68 14ms 19 Mar 2021 775th harrymwilkins 🇬🇧 704 68 13ms 18 Jul 2021 775th ngocbd 🇻🇳 704 68 13ms 31 Aug 2021 775th potato-jackson 704 68 13ms 6 Sep 2021 775th ToE42 704 68 14ms 7 Sep 2021 775th ehulinsky 🇺🇸 704 68 13ms 16 Sep 2021 775th redbeancola 704 68 13ms 11 Oct 2021 775th walterfeyman 704 68 13ms 30 Oct 2021 775th xy3 🇮🇪 704 68 13ms 18 Nov 2021 775th sleepyStick 704 68 13ms 7 Dec 2021 775th akshatj27 🇦🇶 704 68 13ms 11 Jan 2022 775th Bonjour27891 🇻🇳 704 68 16ms 10 Feb 2022 775th LeeCamp 704 68 14ms 15 Feb 2022 775th suwat513 704 68 14ms 23 Sep 2022 775th ValentinCassayre 704 68 13ms 9 Oct 2022 775th aksyristos 704 68 13ms 30 Oct 2022 775th Omega65536 🇩🇪 704 68 14ms 23 Nov 2022 775th jfallon1997 704 68 14ms 3 Jan 2023 775th Smoncko 704 68 17ms 1 Feb 2023 775th DragonaireM 704 68 13ms 6 Feb 2023 775th m3nt0ras 🇬🇷 704 68 14ms 16 Feb 2023 775th MiranDaniel 🇨🇿 704 68 13ms 29 Apr 2023 First Prev 751–825 of 2,740 Next Last