The Calendar hole will go live in approximately 6 days. Why not try and solve it ahead of time?
φ in all languages in chars. Achievements Cheevos Holes Languages Medals Miscellaneous 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 Tower of Hanoi 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 Multitap Input NFA Simulator Numbrix Odd Polyomino Tiling p-adic Expansion Polygon Triangulations QR Encoder Quadratic Formula Semiprime Numbers Smooth Numbers Snake Sphenic Numbers Taxicab Numbers Turtle Tutorial All Languages ><> Assembly AWK Bash BASIC Berry brainfuck C C# C++ Civet Clojure COBOL Coconut Common Lisp Crystal D Dart Elixir Erlang 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 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 Erlang 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 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 Tower of Hanoi 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 Multitap Input NFA Simulator Numbrix Odd Polyomino Tiling p-adic Expansion Polygon Triangulations QR Encoder Quadratic Formula Semiprime Numbers Smooth Numbers Snake Sphenic Numbers Taxicab Numbers Turtle Tutorial # Golfer Points Chars Time Submitted 800th ly0va 683 74 12ms 3 Jan 2019 800th skps2010 683 74 11ms 12 Jan 2019 800th markus-rekdal 683 74 23ms 31 May 2019 800th hoodadam 683 74 11ms 19 Jul 2019 800th dzhang314 683 74 12ms 14 Aug 2019 800th marcin7Cd 683 74 13ms 4 Sep 2019 800th sk- 683 74 12ms 11 Sep 2019 800th Haksell 🇦🇶 683 74 12ms 1 Dec 2019 800th Jviscus1 683 74 13ms 24 Apr 2020 800th itiievskyi 🇺🇦 683 74 11ms 6 Aug 2020 800th Maltysen 683 74 11ms 26 Sep 2020 800th ydevor 🇮🇱 683 74 12ms 22 Feb 2021 800th stordev 683 74 14ms 26 Feb 2021 800th Indivicivet 683 74 11ms 18 Mar 2021 800th neihousaigaai 683 74 12ms 28 Mar 2021 800th ehulinsky 🇺🇸 683 74 12ms 10 Nov 2021 800th sleepyStick 683 74 11ms 7 Dec 2021 800th Bonjour27891 🇻🇳 683 74 12ms 10 Feb 2022 800th PeterDekkers 683 74 23ms 7 Aug 2022 800th Bananapants22 683 74 12ms 16 Aug 2022 800th suwat513 683 74 12ms 23 Sep 2022 800th Omega65536 🇩🇪 683 74 12ms 23 Nov 2022 800th neel11235813 683 74 11ms 11 Jan 2023 800th grave367 683 74 23ms 5 Mar 2023 800th janbehrens 🇩🇪 683 74 12ms 17 Jun 2023 800th msbranicky 683 74 12ms 10 Jul 2023 800th Stockoh 🇫🇷 683 74 12ms 5 Nov 2023 800th smokestacklightnin 🇺🇸 683 74 12ms 29 Dec 2023 800th sultan 683 74 11ms 9 Mar 2024 800th christensendaniel 683 74 12ms 13 May 2024 800th codingisgreatbutiamnot 683 74 11ms 14 Jul 2024 800th xyangst 683 74 13ms 12 Oct 2024 800th gigaprofisi 🇺🇸 683 74 12ms 2 Mar 2025 800th Pyroan 683 74 12ms 18 Mar 2025 800th BenjaminHGong 683 74 13ms 23 May 2025 800th codewrite 🇬🇧 683 74 12ms 25 May 2025 800th JOrE-Softwares 683 74 12ms 31 May 2025 800th sainiayush 683 74 12ms 14 Jul 2025 800th Emutis 🇱🇹 683 74 12ms 6 Oct 2025 800th luuumine 🇫🇷 683 74 13ms 8 Oct 2025 800th TJK-S 683 74 12ms 28 Oct 2025 800th LostSyntax21 🇬🇧 683 74 12ms 9 Nov 2025 800th Andrey2001 683 74 13ms 10 days ago 844th MeWhenI 🇻🇦 681 237 67ms 6 Jun 2023 845th CatsAreFluffy 679 28 46ms 6 Jan 2024 846th Emutis 🇱🇹 679 51 189ms 14 Oct 2025 847th CatsAreFluffy 677 68 406ms 15 Jan 2024 848th emgordon154 676 124 109ms 24 days ago 849th m-tkach 🇺🇦 676 262 25ms 20 Jun 2022 850th Steffan153 🇫🇮 675 56 39ms 29 Aug 2024 851st emgordon154 675 213 4,441ms 22 Oct 2024 852nd msrawson 674 75 11ms 30 Aug 2018 852nd jmhowl 674 75 12ms 24 Mar 2020 852nd Secozzi 674 75 11ms 20 Oct 2020 852nd StHagel 674 75 11ms 7 May 2021 852nd cubed-guy 674 75 49ms 18 Oct 2021 852nd pecholsjones 674 75 12ms 12 Dec 2021 852nd BerkeAltiparmak 674 75 12ms 23 May 2022 852nd asadullayev 674 75 12ms 8 Jul 2022 852nd kenny14231 674 75 12ms 5 Aug 2022 852nd DrPiranoid 674 75 12ms 26 Mar 2023 852nd Mikey-Beep 🇬🇧 674 75 23ms 24 Aug 2023 852nd rollershutter 674 75 12ms 27 May 2024 852nd driri85 674 75 12ms 7 Jan 2025 852nd Gopalkataria 🇮🇳 674 75 12ms 24 Feb 2025 866th tayloia 🇬🇧 673 71 32ms 17 Jan 2023 866th Yewzir 🇧🇪 673 71 27ms 19 Feb 2024 866th Yax42 🇫🇷 673 71 8ms 5 Sep 2025 869th MeWhenI 🇻🇦 672 71 116ms 13 Dec 2023 870th MeWhenI 🇻🇦 669 176 521ms 10 Feb 2025 871st Yewzir 🇧🇪 668 66 578ms 19 Feb 2024 872nd msbranicky 667 158 371ms 31 Aug 2023 873rd FlorianCassayre 🇫🇷 666 52 2,084ms 26 May 2024 874th Yewzir 🇧🇪 663 152 444ms 28 May 2023 875th grondilu 659 37 224ms 27 Mar 2023 876th m-tkach 🇺🇦 658 258 2ms 14 Jun 2022 876th UnderKoen 🇳🇱 658 258 2ms 22 Feb 2024 878th Quiet-Clicking-Sounds 657 77 11ms 4 Dec 2019 878th xkacer 🇨🇿 657 77 12ms 25 Jan 2021 878th Vinterion 657 77 12ms 23 Jul 2023 First Prev 801–880 of 2,398 Next Last