The Calendar hole will go live in approximately 5 days. Why not try and solve it ahead of time?
π in Python 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 401st mikehanus 241 241 71ms 22 Nov 2023 402nd mokymok 🇺🇸 238 244 70ms 23 Nov 2021 402nd Jaydosu 238 244 71ms 7 Jun 2022 404th freerainboxbox 237 245 963ms 19 Oct 2020 405th hymanimy 236 246 2,722ms 5 Dec 2022 406th DaleNaci 235 247 64ms 28 Jul 2018 407th rishavb123 234 248 72ms 25 Jul 2018 407th drabart 🇵🇱 234 248 129ms 27 Nov 2023 409th yuchuehw 232 250 355ms 30 Dec 2023 409th p214974_edj 232 250 18ms 17 Sep 2025 411th bsoyka 🇺🇸 231 251 68ms 16 Jul 2022 411th Stuff691734 231 251 65ms 25 Aug 2024 413th pecholsjones 230 252 163ms 12 Dec 2021 414th Pandapip1 229 253 63ms 10 Feb 2021 414th aalec 229 253 9ms 22 Apr 2024 416th PeterTillema 🇳🇱 227 255 68ms 14 Mar 2023 417th richard-oelze 🇩🇪 227 256 69ms 14 Mar 2021 418th Mikey-Beep 🇬🇧 223 260 72ms 11 Oct 2022 419th jameswmccarty 222 261 71ms 8 Jul 2024 420th jdszekeres 221 262 28ms 19 Jun 2023 420th rustykitty 🇺🇸 221 262 71ms 28 Oct 2025 422nd ridingqwerty 🇺🇸 218 266 62ms 5 Feb 2024 422nd Freddiechang 218 266 4,712ms 14 Mar 2024 424th abailey2020 🇺🇸 214 271 9ms 21 Aug 2020 425th alexjlaberge 212 273 65ms 19 Sep 2019 425th Arridian 212 273 14ms 27 Sep 2021 425th CheeseCake628 🇳🇴 212 273 16ms 20 May 2025 428th bwenstar 211 275 66ms 9 Aug 2022 428th NoneTheFewer 211 275 64ms 12 hours ago 430th Nightmarius 209 278 63ms 20 Jan 2024 431st martingehrke 206 281 18ms 23 Nov 2020 431st Yareeeema 206 281 62ms 12 Apr 2022 433rd ItsMeNoobieboy 206 282 154ms 19 Dec 2022 434th RoscoeDaWah 🇬🇧 205 283 63ms 14 Mar 2022 435th Pyroan 204 284 12ms 13 May 2025 436th rowboat1 204 285 72ms 19 Jun 2022 437th vuxlee584 🇻🇳 202 287 62ms 16 Aug 2022 438th Aurel300 🇨🇭 201 289 72ms 21 Jul 2024 439th 5si 200 290 64ms 11 Nov 2020 439th joshmoody24 200 290 63ms 4 Mar 2022 441st ebpmp 199 292 18ms 24 May 2020 442nd 130N35 197 294 18ms 27 Jan 2020 443rd Unknownuserfrommars 196 296 13ms 22 Nov 2024 444th markbyrne 193 301 18ms 27 Nov 2021 445th ArmaanAS 192 302 9ms 19 Mar 2021 446th decorator-factory 191 303 60ms 6 Apr 2020 446th jeff-at-tamer-dot-codes 🇺🇸 191 303 16ms 14 Mar 2023 448th DarkBlueWall 191 304 9ms 30 Apr 2020 448th garrisonhh 191 304 10ms 22 Nov 2020 450th d0x2f 190 306 64ms 7 Jan 2020 451st HunterC14 186 311 12ms 16 Nov 2025 452nd maxliuql 182 318 10ms 11 Jul 2025 452nd llPlayll 182 318 74ms 21 days ago 454th zuparnowa 180 322 37ms 31 Jan 2019 454th henrytranter 180 322 36ms 20 Sep 2019 456th HagenFritz 179 324 13ms 20 Jun 2025 457th Philipuss1 176 329 63ms 19 Dec 2020 457th jacksonhenry3 176 329 1,314ms 3 Dec 2022 459th Crambor 175 331 17ms 10 Jan 2020 460th YoungjuneKwon 175 332 70ms 30 Dec 2018 461st hacker19374 174 334 73ms 15 Mar 2023 462nd Ashikpaul 🇮🇳 170 341 17ms 24 May 2021 463rd StHagel 158 366 35ms 25 May 2023 464th juliusgeo 157 369 4,021ms 2 Feb 2023 465th themoonisacheese 156 372 31ms 17 Mar 2025 466th 5ug4md 151 383 31ms 13 Feb 2023 467th MichalMarsalek 🇨🇿 150 386 16ms 2 Oct 2022 467th xyangst 150 386 16ms 2 Oct 2024 467th erikji 150 386 16ms 21 Nov 2024 470th snothacker 144 403 38ms 6 Aug 2024 471st bidger 144 404 18ms 31 Oct 2022 471st retrohun 144 404 29ms 25 Nov 2025 473rd Upload-and-View 🇺🇦 141 412 13ms 23 Jul 2025 474th spenceryonce 129 449 18ms 21 Nov 2021 475th shraiwi 127 457 15ms 2 Apr 2020 476th kmaork 🇮🇱 124 469 9ms 21 Feb 2020 477th ryguyNelson 117 496 739ms 8 May 2021 478th DylanGodfrey 115 505 63ms 6 Dec 2018 479th Cloakless 🇬🇧 109 531 9ms 17 Oct 2021 479th Fishron 109 531 10ms 22 Oct 2021 First Prev 401–480 of 641 Next Last
