√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 Minesweeper 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 Binary Lambda Calculus Calendar Connect Four Continued Fractions 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 Odd Polyomino Tiling p-adic Expansion Polygon Triangulations QR Encoder Quadratic Formula Semiprime Numbers Smooth Numbers Snake Sphenic Numbers Tower of Hanoi 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 Minesweeper 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 Binary Lambda Calculus Calendar Connect Four Continued Fractions 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 Odd Polyomino Tiling p-adic Expansion Polygon Triangulations QR Encoder Quadratic Formula Semiprime Numbers Smooth Numbers Snake Sphenic Numbers Tower of Hanoi Turtle Tutorial # Golfer Points Chars Time Submitted 526th primo-ppcg 🇹🇭 849 106 1,972ms 6 Feb 2023 527th primo-ppcg 🇹🇭 847 159 142ms 5 Apr 2025 528th piano-miles 845 59 9ms 31 Dec 2023 528th Larento 845 59 10ms 5 Nov 2024 530th ovs-code 🇩🇪 843 40 184ms 23 Aug 2024 531st sean-niemann 🇺🇸 843 53 188ms 25 Mar 2025 532nd sean-niemann 🇺🇸 843 55 2,247ms 23 Oct 2024 533rd JayXon 🇺🇸 843 100 358ms 21 Nov 2021 533rd primo-ppcg 🇹🇭 843 100 348ms 21 Nov 2021 533rd fuzzylojik-golf 🇺🇸 843 100 364ms 13 Aug 2025 536th jslip 841 28 47ms 31 Jul 2019 536th NewDefectus 🇮🇱 841 28 34ms 28 Jan 2022 538th vezzick 841 57 9ms 5 Mar 2021 538th dsh0 841 57 54ms 7 Jun 2022 538th vishwathg 841 57 81ms 4 Feb 2023 538th AtengChen 841 57 12ms 29 Aug 2024 542nd Natanaelel 🇸🇪 840 70 165ms 6 Jul 2025 543rd bitsandbeyond 🇳🇱 839 55 316ms 16 days ago 544th DialFrost 🇸🇬 839 57 140ms 3 Aug 2024 544th ovs-code 🇩🇪 839 57 139ms 3 Aug 2024 546th MeWhenI 🇻🇦 838 63 914ms 12 May 2023 546th emgordon154 838 63 1,082ms 17 Nov 2024 548th primo-ppcg 🇹🇭 838 121 219ms 4 Aug 2023 549th Shanethegamer 🇺🇸 837 53 367ms 18 Jan 2024 550th sean-niemann 🇺🇸 834 101 367ms 7 Aug 2023 551st Shanethegamer 🇺🇸 833 92 186ms 17 Nov 2022 552nd inventshah 831 60 9ms 23 Jul 2024 553rd cduerm 831 108 268ms 12 May 2020 553rd elgan65536 831 108 273ms 23 Oct 2023 555th jared-hughes 831 122 318ms 6 Feb 2023 556th ovs-code 🇩🇪 831 144 817ms 29 Mar 2025 557th primo-ppcg 🇹🇭 831 157 491ms 16 Jan 2021 558th DialFrost 🇸🇬 828 90 529ms 26 Oct 2023 559th jared-hughes 828 122 22ms 23 Sep 2025 560th MeWhenI 🇻🇦 827 56 2,703ms 2 Dec 2024 560th perlebach 🇨🇿 827 56 2,781ms 7 Jun 2025 560th Chinay-Domitrix 🇺🇸 827 56 2,042ms 18 days ago 563rd leon-w 826 58 12ms 23 Jun 2019 563rd toombs-caeman 826 58 12ms 11 Mar 2020 563rd shraiwi 826 58 13ms 30 Apr 2020 563rd dzshn 826 58 12ms 18 Aug 2021 563rd cbrt-x 826 58 12ms 26 Sep 2021 563rd Indivicivet 826 58 11ms 17 Oct 2021 563rd thatbirdguythatuknownot 826 58 11ms 30 Jan 2023 563rd janbehrens 🇩🇪 826 58 11ms 17 Jun 2023 563rd ListeriaM 826 58 12ms 19 Aug 2023 563rd FortuiteMan 🇫🇷 826 58 23ms 14 Sep 2023 563rd yuchuehw 826 58 23ms 18 Jan 2024 563rd MaxElf999 826 58 9ms 8 Feb 2024 563rd dokutan 826 58 23ms 2 Mar 2024 563rd Herbert00709 🇵🇱 826 58 20ms 6 May 2024 563rd alemelis 826 58 12ms 13 Sep 2024 563rd snydej 826 58 10ms 21 Nov 2024 563rd JunkIce 826 58 24ms 13 Mar 2025 563rd redweasel 826 58 208ms 24 Jul 2025 581st nwellnhof 🇩🇪 826 102 341ms 21 Nov 2021 582nd DialFrost 🇸🇬 825 64 976ms 23 Aug 2024 583rd stefangimmillaro 823 41 52ms 26 Dec 2024 584th msbranicky 823 109 265ms 31 Aug 2023 585th Yewzir 🇧🇪 822 54 410ms 15 Jan 2024 586th GrayJoKing 🇦🇺 821 123 20ms 4 Feb 2024 587th itiievskyi 🇺🇦 820 40 262ms 20 Aug 2020 587th FlorianCassayre 🇫🇷 820 40 2,030ms 26 May 2024 589th MeWhenI 🇻🇦 819 50 70ms 1 Nov 2023 589th DialFrost 🇸🇬 819 50 71ms 9 Apr 2025 591st CatsAreFluffy 817 61 12ms 19 Feb 2023 591st lyphyser 817 61 8ms 3 Jun 2023 593rd edsrzf 🇳🇿 816 94 195ms 9 Jun 2025 594th WildTooth 813 57 1,998ms 10 Oct 2025 595th diddily 812 29 44ms 29 Oct 2019 595th yzhs 🇩🇪 812 29 46ms 3 Mar 2020 595th lynn 812 29 41ms 13 Apr 2021 595th JayXon 🇺🇸 812 29 36ms 29 Jul 2021 595th rak1507 🇬🇧 812 29 56ms 26 Oct 2021 595th j-Ewan 812 29 53ms 17 Mar 2022 First Prev 526–600 of 2,774 Next Last