The Calendar hole will go live in approximately 6 days. Why not try and solve it ahead of time?
π in all languages in bytes. 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 Bytes Time Submitted 641st GeorgeStechman 🇬🇧 694 84 20ms 20 Jun 2022 641st Salutations45 694 84 10ms 12 Mar 2025 643rd jacklynnepenick 691 92 21ms 25 Aug 2021 643rd ImpressedByRocks 691 92 932ms 22 May 2025 645th MeWhenI 🇻🇦 691 144 754ms 21 Dec 2022 646th inventshah 691 148 3ms 28 Apr 2023 647th trinityy-7 690 53 37ms 14 Mar 2024 648th emgordon154 690 91 945ms 23 Dec 2021 649th stefangimmillaro 690 212 316ms 17 Oct 2023 650th marshallward 🇺🇸 689 149 53ms 6 May 2025 651st primo-ppcg 🇹🇭 689 176 493ms 13 Jul 2020 651st Lydxn 🇨🇦 689 176 535ms 28 Dec 2021 653rd Alex-x90 🇺🇸 688 175 66ms 21 Oct 2022 654th Mandrzejy 🇵🇱 687 149 6ms 14 Apr 2024 655th xAlien95 685 85 10ms 30 Jan 2020 656th primo-ppcg 🇹🇭 685 195 2,206ms 3 Feb 2022 657th MeWhenI 🇻🇦 683 213 2,552ms 12 Jan 2025 658th prplz 🇦🇺 682 150 3ms 19 Mar 2019 659th kejcao 🇨🇦 680 177 68ms 11 May 2024 660th rak1507 🇬🇧 679 45 364ms 9 Jan 2021 660th Andriamanitra 🇫🇮 679 45 193ms 23 Sep 2022 660th TheLastZombie 679 45 2,104ms 27 Jun 2024 663rd kejcao 🇨🇦 678 151 4ms 10 May 2024 663rd snoozingnewt 🇨🇦 678 151 4ms 2 Jun 2024 665th primo-ppcg 🇹🇭 677 54 14ms 29 Nov 2020 666th CaedenHarper 🇨🇦 677 66 817ms 10 Sep 2025 666th albanian-laundromat 677 66 822ms 12 Sep 2025 668th fitzdotlol 🇺🇸 677 86 11ms 29 Mar 2022 668th Lv0Sys 🇵🇱 677 86 12ms 27 Nov 2025 670th prplz 🇦🇺 676 60 47ms 17 Oct 2020 670th Shanethegamer 🇺🇸 676 60 63ms 2 Jun 2022 670th DialFrost 🇸🇬 676 60 50ms 14 Mar 2025 670th jared-hughes 676 60 47ms 7 hours ago 674th SirBogman 🇺🇸 676 86 849ms 21 Feb 2024 675th BREMAUCY 🇫🇷 676 88 442ms 18 days ago 676th SirBogman 🇺🇸 675 152 43ms 3 Jun 2025 677th MeWhenI 🇻🇦 674 888 4ms 25 May 2022 678th bend-n 673 152 3ms 28 Jan 2024 678th prestosilver 🇺🇸 673 152 22ms 23 days ago 680th marcin7Cd 672 97 167ms 13 Mar 2021 681st Ripick 672 202 418ms 31 Jul 2024 682nd Sam-Vrgl 670 87 10ms 13 May 2025 682nd 52525rr 670 87 11ms 12 Jun 2025 682nd JOrE20 🇺🇸 670 87 15ms 4 Nov 2025 685th btjones0 669 95 18ms 6 Dec 2021 685th quimey 669 95 84ms 16 Mar 2023 687th m-tkach 🇺🇦 669 180 402ms 26 May 2022 687th MeWhenI 🇻🇦 669 180 73ms 21 May 2023 689th rucin93 🇵🇱 669 181 540ms 24 Sep 2025 690th MeWhenI 🇻🇦 668 200 3,065ms 3 Sep 2023 691st MeWhenI 🇻🇦 667 76 278ms 28 Jan 2023 692nd voytxt 🇨🇿 665 46 1,973ms 19 May 2022 693rd emgordon154 665 61 43ms 23 Dec 2021 693rd olleicua 🇺🇸 665 61 49ms 13 Mar 2024 693rd tatzyr 🇯🇵 665 61 47ms 26 Dec 2024 696th janbehrens 🇩🇪 665 181 401ms 15 May 2023 696th oceko 665 181 427ms 13 Feb 2024 698th Pimentero 🇷🇺 662 88 10ms 2 Apr 2021 698th jansekulowicz 662 88 10ms 8 May 2022 700th CaedenHarper 🇨🇦 662 183 751ms 30 Oct 2025 700th MeWhenI 🇻🇦 662 183 435ms 7 Nov 2025 700th namelessiw 662 183 464ms 15 Nov 2025 703rd Bubbler-4 661 88 2,085ms 27 Jan 2022 704th anter69 🇭🇺 661 95 951ms 22 Feb 2023 705th DialFrost 🇸🇬 660 155 3ms 6 Sep 2024 706th stefangimmillaro 659 208 151ms 21 Oct 2023 707th CaedenHarper 🇨🇦 656 223 282ms 20 Nov 2025 708th taklam 655 89 10ms 27 May 2020 708th xyangst 655 89 10ms 8 Oct 2024 708th gigaprofisi 🇺🇸 655 89 79ms 25 Jul 2025 711th MeWhenI 🇻🇦 655 183 51ms 17 Feb 2023 712th stefangimmillaro 655 185 476ms 6 Oct 2025 713th LostSyntax21 🇬🇧 654 62 45ms 22 Aug 2024 713th Lv0Sys 🇵🇱 654 62 46ms 5 Jun 2025 713th blaztoma 🇱🇹 654 62 47ms 4 hours ago 716th CatsAreFluffy 653 91 429ms 15 Jan 2024 717th bendiscz 653 224 305ms 20 Apr 2020 718th emgordon154 651 105 43ms 10 Dec 2024 719th somebody1234 650 47 205ms 11 Dec 2018 720th AlephSquirrel 650 206 137ms 3 Aug 2023 First Prev 641–720 of 3,987 Next Last